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HomeMy WebLinkAbout20080868 Ver 2_Appendix C Salinity_20220605APPENDIX C 2021 Tar River Discharge and Aqua TROLL Graphs (Data only on Flash Drive) Data gaps may be due to insufficient water depth, logging error, or equipment malfunction Salinity (psu) 21 18 15 12 — 9 6 — 3 — 0 BSCS1 Salinity and Depth January -February 2021 PCS Phosphate 50 — 40 — 30 c a) t7 2 — 10 N N N N - N N N N N N �() ) M t` lf) ) N (O N N N N N Date N (71 N - N - N O V CO N (O - N N 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge T1 t II'1 •1 I.I1 , 11 1 , 1 , N N N N N ( -Le) N N N N N W N (O N N 1. 1 . 1ti 1. 1 . 1 . 1 Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 C-1 Salinity (psu) 21 18 15 12 BSCS1 Salinity and Depth March -April 2021 PCS Phosphate 6 - 3 - 50 - 40 - 30 I ' , 1' (71 N N N N N N W C r In 0")N N N N cM M (h c) C) Date N N N N N CO 0 d CO N N O N - 20 10 0 N 0 c)) Depth (inches) -Salinity (psu) 30000 28000 26000 d 24000 22000 + 20000 18000 0 16000 14000 d 12000 a1 10000 t 8000 o 6000 y 4000 O 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N c) N N N U O) (� c ) c ) N a) N N a) N N ) N 0) N a) .■ 1 .■1 . 1 11 I ? , I . N N N N N N N N CO 0 d CO N CO N N 2.5 2 1.5 1 0.5 0 N 0 Rainfall -Tar River average daily discharge at Greenville, NC C-2 Salinity (psu) 21 18 15 12 BSCS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 N N N N N N N N L ) W M \ Lf) CS) N LO N N N 10 10 10 10 10 Date N N N N N • W N (0 0 N N a) Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N 10 10 N 0) 10 N M N N 10 N N 10 W N 10 (7.1 N N N N (0 0 'I' 0) N N 0 O Rainfall -Tar River average daily discharge at Greenville, NC 2.5 2 1.5 4- 0.5 C-3 Salinity (psu) 21 18 15 12 BSCS1 Salinity and Depth July -August 2021 PCS Phosphate 1111111111111111 rwrir I r N N W N W Date N CO !WTI' O O 50 40 0 t 20 a) 10 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 ■ I 'T1 I, I I I HI I I Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N LC) r` r` N W N N M r- r- r` N N LC) r` W r` N CO ■I Iit, I, I -I 7-7-777— N N N N N CO O "7 CO N OCO CO CO CO N N (O O N CO co Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 C-4 Salinity (psu) N -es') BSCS1 Salinity and Depth September -October 2021 N LC) W N W W PCS Phosphate LC) N W N M r- Date LC) W 50 40 30 20 10 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) W Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W W N N W N - N M r` O O � � O LC) N - N - N - N N O O O Rainfall -Tar River average daily discharge at Greenville, NC C-5 Salinity (psu) 21 18 15 12 BSCS1 Salinity and Depth November -December 2021 PCS Phosphate ir LC) M Date LC) W 50 40 30 20 10 Depth (inches) —Salinity (psu) 30000 28000 v 26000 N 24000 22000 4— 20000 18000 16000 14000 d 12000 10000 t 8000 v 6000 4000 6 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge LC) N N M kt1-1-7-7147- N N N N N N «) (3) M f� \ \ N N M Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 0.5 0 C-6 Salinity (psu) BSCS2 Salinity and Depth January -February 2021 21 18 15 12 4 9 - 6 - 3 - 0 PCS Phosphate 1 p' N N N N N N N N N �() ) M t` lf) ) N N N N N Date N N (71 N N N CO O V CO N CO N - N N N C.', N N N 100 90 80 70 60 50 40 30 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W N N N '.'1 1 1, 1 r I Iti I 1. Iti I 1 1 1 N N (71 O) N (O N N N O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 - C F C-7 Salinity (psu) 21 18 15 12 9 6 3 0 - N M BSCS2 Salinity and Depth March -April 2021 PCS Phosphate 100 - 90 - 80 - 70 N N N N N N N N N t` lf) O) N (O M M N N N V V M M M M M Date N - 60 50 t 40 a) 30 20 10 t7 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 uJ 22000 r 20000 • 18000 v 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 N 4000 Cl 2000 0 1.177.1. 1• l I��I I Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N N N N c, c, c, co M N N N N N N M M M N N N N (O O V V N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-8 Salinity (psu) 21 18 15 12 9 - 6 - 3 - BSCS2 Salinity and Depth May -June 2021 PCS Phosphate 100 - 90 N (71 N L ) Cr) l() l() (() N N N N N NN r` lf) W N N N 45 (() l[) l[) U) LC) Date N - N - N CO N (O - N N O - 80 - 70 60 C 50 r a) 40 p 30 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N (71 (71 l() (() (() r- N LC) N L) N LC) W N N N N N O V N - N CO N (O O - N N CO 3 2.5 2 1.5 1 0.5 0 N N Rainfall -Tar River average daily discharge at Greenville, NC - F C-9 Salinity (psu) 21 18 15 12 BSCS2 Salinity and Depth July -August 2021 PCS Phosphate N N N N N r▪ - r- ,(1v lf) O) N CO N N CO CO Date N - N - N CO N CO - N N O 100 90 80 70 60 50 40 aa) 30 20 10 0 t7 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 rl . 1. 1 1-,1. 1. 11 N N N N N (() W (M f- r- Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge r— r— O) N �T 7•'i 111 II 1 N N N N N ,r o0 co co co co co CO O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 C - 1 0 Salinity (psu) 21 18 15 12 9 - 6 - 3 - 0 BSCS2 Salinity and Depth September -October 2021 PCS Phosphate N N N N N a) a a N N W N - N - N - N - N Lc) a) co r` N- N N O O W W N O N- Date LC) N - N - N ) M r` - N (V O 100 90 80 70 60 50 a) 40 30 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W W r-- N N W N - N - N - N Lc) a) co r` N N O O O) 0) N- N N - N M f- N N 70 O O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - F C-1 1 Salinity (psu) 21 18 - 15 12 6 — 3 — 0 BSCS2 Salinity and Depth November -December 2021 PCS Phosphate N N N N N N N N N N N N N N N LC) a) cr) N- U O) cn N- O) cn r N N N N N N N s— s— s— \ \ N N N N N Date 100 90 80 70 60 50 40 30 20 10 0 411 CI Depth (inches) Salinity (psu) 30000 28000 0 26000 24000 22000 w 20000 18000 16000 14000 d 12000 1 10000 t 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N N N M r N N N N N N N N N N (71 U ) O) C.) r ll') O) N N N N N N N (`') N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 E 1.5 ca 0.5 C-12 Salinity (psu) 21 18 - 15 12 — W' 9 — 6 — 3 — 0 BSCS3 Salinity and Depth January -February 2021 PCS Phosphate J�J — 80 — 70 — 60 50 — 40 — 30 — 20 — 10 N N N N N N N N N �() ) M t` lf) ) N N N N N Date N N N co O_ V N (S1 N - N - N CO N (O - N N 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W N N N '.'1 1 1, 1 r I Iti I 1. Iti I 1 1 1 N N (71 O) N (O N N O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 - C F C-13 Salinity (psu) BSCS3 Salinity and Depth March -April 2021 PCS Phosphate r - 70 - 60 - 50 40 - 30 - 20 - 10 N N N N N N N N N N t` U) O) N (O M M M N N N V V M M M M M Date N - 0 'Depth (inches) -Salinity (psu) 30000 28000 "'26000 y 24000 uJ 22000 r 20000 • 18000 v 16000 14000 d 12000 a1 10000 t moov 6000 N 4000 CI 2000 —_ 0 1 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge I S 1 . I . . . 111, . -rl ."I•.•I . 1 . . I IR ..I . I . N N N (() W (M M M N r- N N N N N N M M M N N N N (O O V V N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 - re C-14 Salinity (psu) 21 18 15 1 12 - 9 - 6 - 3 - BSCS3 Salinity and Depth May -June 2021 PCS Phosphate 0 70 60 50 40 - 30 - 20 - 10 N N N N N N N N N N U) O) M t` U) ) N (O off off La N N N Date N N CO N O O O 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N (71 (-6 O) l() (() (() N LC) N LC) LC) W N N N N V O CO N - N CO N CO O - N N CO 3 2.5 2 1.5 1 0.5 0 N N Rainfall -Tar River average daily discharge at Greenville, NC - C-15 Salinity (psu) 21 18 15 BSCS3 Salinity and Depth July -August 2021 PCS Phosphate 12 — 9 — 6 — 3 Ois N N N N N (71 N N N N N- U ) ) N (O N N N CO CO Date O N - N - N CO N (O - N N fr O CO — 70 — 60 50 — 40 `— r — 30 cu 0 — 20 — 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 A 1. 1 1-.1. 1. 1 N N N N N r- Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge r- - r- 6) N �T 7•'i 111 II 1 N N N N N Vco co o0 co co co O CO Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 C-16 Salinity (psu) 21 18 15 12 9 6 - 3 - 0 BSCS3 Salinity and Depth September -October 2021 PCS Phosphate N LC) W N W W N N W N - N - N - N Lc) a) co t` N N O O W W N O N— Date LC) W 100 90 80 70 60 50 a) 40 30 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W W N N W N - N - N - N ) a) co t` N N O O O) 0) N— N N - N M f- N N 70 O O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - F C-17 Salinity (psu) 21 18 15 12 — 6 — 3 — 0 BSCS3 Salinity and Depth November -December 2021 PCS Phosphate N N N N N N N N N N N N N N N LC) a) cr) N- U O) cn N- O) cn r N N N N N N N s— s— s— \ \ N N N N N Date — 80 — 70 30 — 20 — 10 a CI Depth (inches) Salinity (psu) 30000 28000 0 26000 24000 22000 w 20000 18000 16000 14000 d 12000 a1 10000 t 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N N N M r N N N N N (71 N N N N (71 U ) O) C.) r Uf) O) C ) r \ N N N N N N (`') N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 E 1.5 ca 0.5 C-18 Salinity (psu) 21 18 15 12 DC11S1 Salinity and Depth January -February 2021 PCS Phosphate 9�I N N N N l() 6) M N N N N N N Date N N N O_ N N N N 00 N N N 50 - 40 - 30 20 - 10 0 s m 0 Depth (inches) Salinity (psu) Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge 30000 28000 26000 y 24000 22000 20000 • 18000 16000 14000 12000 10000 cu 8000 0 6000 4000 0to 2000 0 1 1 1 14, 11. 1 I,-,-F, I. I. I. N N N N ) N N N CO N- N N N N N 0) N N N N N ■ 1 1 I I II V II I II 11 II 111g N O_ N N N 00 1 N N N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-19 Salinity (psu) 21 18 15 12 DC11S1 Salinity and Depth March -April 2021 PCS Phosphate — 50 — 40 N N N N N N N f) 6) ) N- \ N M M M N N M M CO M CO Date -0-1J l — 30 — — 20 IO — 10 r- i o II uli'tM�ri.-4 "+*\ 0 N N N N N N O) N CO O • 0) N V ✓ V V N N N N CO O N N co ✓ V V Depth (inches) Salinity (psu) 30000 28000 26000 a) 24000 to 22000 20000 "7 18000 v 16000 14000 N 12000 E 10000 t 8000 ✓ 6000 N 4000 G 2000 V I■ 0 .1 I, 1, 1, 1, 1, II , 1, 1, 1-,I 1, Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N N N N O) M N- \ N O) CO- 7 7N N N ) co co co co N N N N N N CO 0 V CO V V V V V N N N Rainfall —Tar River average daily discharge at Greenville, NC N N 1 N O co 3 2.5 2 1.5 1 0.5 0 co C-20 Salinity (psu) 21 18 15 12 DC11S1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 — 30 c t Q. — 20 1- 10 N N N N N N N N N N N N N N N N lf) a)M 1-;--N 0) N COCO go• 0) N CO .0N N N N N N N N co N N N N (0 (0 (0 (0 (0 6 Date 0 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N � N in' in' N N N ) M N- � N g&M, N N N cc N N N N N N N \ lf) O) N CO O V coN CO O N N N N N co N N Rainfall Tar River average daily discharge at Greenville, NC 2.5 2 1.5 co 1 .� 0.5 C-21 Salinity (psu) 21 18 15 12 6 3 DC11S1 Salinity and Depth July -August 2021 PCS Phosphate 60 — 50 40 — 30 0 N lr) O) r N N N 0 — 10 N N N N N N N N N N N N N N N N CO O • W N CO O N N CO CO CO W W W W W W Date 0 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N t` N Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N 0) N N N N t` N 00 00 N 00 00 N N N 00 Rainfall -Tar River average daily discharge at Greenville, NC N N 0 3 2.5 2 c 1.5 To 0 C-22 Salinity (psu) 24 21 18 15 12 DC11S1 Salinity and Depth September -October 2021 PCS Phosphate 3 — 0 N N N N N N N N (71 l() 0) M N- LC) 0) CO 0) N N N 66 0) 0) 0) 0) N— Date Tv 60 50 r 40 30 r Q a) G 20 — 10 N N N N N N N I� N O) co I- N N M O O O O O O 0 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N N N N N N N N N N N N O) M N- Lc) O) co N- N N C sa 7 N N M O) O) ) O) O) O O O O O O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 c 1.5 cc 1 Ts 0.5 C-23 Salinity (psu) DC11S1 Salinity and Depth November -December 2021 21 18 15 12 9- 6 - 3 - 0 PCS Phosphate flow 50 - 40 - 30 - 20 y - 10 N N N N N N N N l() O) co N- N N N N O) N N N N N N N N N • N N N M N N N N N N Date 0 Depth (inches) Salinity (psu) 30000 28000 - v 26000 N 24000 - 22000 - 47 20000 - 3 18000 e 16000 - 14000 - N 12000 ET 10000 t 8000 ✓ 6000 N 4000 G 20000 — -- ■ - 0 N N N N N N N N N N N N N N N N In co I� Ln O) M I,- Ln 0 M N- N N N N N N N M N N N N N N Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 c 1.5 co 1 Ts 0.5 C-24 Salinity (psu) 24 21 18 15 DC19S1 Salinity and Depth January -February 2021 PCS Phosphate 40 - 30 12 ---t 9 -1 6 - 3 - 1 1 1 N N N N N (71 N N N— (f) O) CO N- «) O) N— N— N N N Date I - 20 - 10 1 NI y�h , ,"^'?^'.,M"""' 0 N N N N N N N N (O O_ V CO N (O N N N N N N N N N C t s a) 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge Rainfall Tar River average daily discharge at Greenville, NC C-25 Salinity (psu) 24 21 18 15 12 DC19S1 Salinity and Depth March -April 2021 PCS Phosphate 40 - 30 9 T 3 - 20 . 1I N N N N N N N N N N N N N (71 L ) cs) M f— Uf') ) N CO O_ V o0 N C7 M M - N N N - N M M M M M Date a) - 10 0 'Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 o 22000 r 20000 '~ 18000 v 16000 -- 14000 d 12000 a1 10000 vs 8000 v 6000 uJ 4000 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge 6 2000 — 0 N M 3 2.5 2 1.5 0.5 II7 1 • I • I • I • I I • I • I • I'. I . • • • I • I I • I � `e- 0 N N N N N (71 (71 (f) O) CO N- «) O) M M N N N CO COCO COCO N N N N N N N N N (O O V CO N (O O V V - N N V V V V V Rainfall Tar River average daily discharge at Greenville, NC - C-26 Salinity (psu) 24 21 18 15 12 0 DC19S1 Salinity and Depth May -June 2021 PCS Phosphate 40 - 30 N N N N N N N N N N �[) 0')M r- �[) O) N ( LO LC) N N N l('ICO CO Date N - N - N - N CO N (• O - N N CO 20 10 0 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge 0 I I (71 (71 N LC) cr) l() l() (() N - N M r- N N N N (() O) N (O N N N - N N - N N N _ V o0 N (.0O - N N CO Rainfall Discharge 2.5 2 1.5 1 0.5 C-27 Salinity (psu) 24 21 18 15 12 DC19S1 Salinity and Depth July -August 2021 PCS Phosphate 40 - 30 4 N N N N N N N N (7i (f) a) C N- U) O) CV (O N N N co co - Date N - N - N - N CO N (O O - N N CO 20 r a) 10 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - C-28 Salinity (psu) 24 21 18 15 12 DC19S1 Salinity and Depth September -October 2021 PCS Phosphate 40 — 30 20 t — 10 N N N LC) ) W W W N - N M r- N N W N - N - N - N - N LC) (3) (+) r-- N N O O W W N- N O Date LC) r-- a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge N a) a) 7 1I N N W LC) W W W N N N M r— O a- O LC) W N - N N .— co r- N CVM O O O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-29 Salinity (psu) 24 21 18 15 12 DC19S1 Salinity and Depth November -December 2021 PCS Phosphate 40 — 30 NdSi7 'emir N N N N N s- In CDr-- M N N N N N �() c) co r-- N- N N N N Date LC) W r-- 20 - 10 t a) 'Depth (inches) Salinity (psu) 30000 28000 v 26000 N 24000 22000 $ 20000 18000 16000 14000 d 12000 10000 c3 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Durham Creek Rain Gauge N N N N- LC) W N N N N N N N N N N N N CV CVM c c c CV CV CV Rainfall Discharge 7 6.5 6 5.5 5 4.5 4 3.5 3 25 2 15 1 0.5 0 C Cif C-30 Salinity (psu) 21 18 15 12 DCS1 Salinity and Depth January -February 2021 PCS Phosphate - 80 - 70 - 60 - 50 - 40 A N N N • 0) N N N N lf) O) N N N N N Date N N N ` W N N N N N N N N 0 411 CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 I N N 10 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge . ••••• ram 1 • 1 • 1 . 1'. 1 • I�•�I N N N N N N 10 O) N N N N N N N O N N N 07 N Rainfall Tar River average daily discharge at Greenville, NC N N N 2.5 0.5 C-31 Salinity (psu) 21 18 15 12 9 DCS1 Salinity and Depth March -April 2021 PCS Phosphate — 80 — 70 60 — 50 C — 40 6 — 3 — — 30 0 20 — 10 N N N N N N N N N (7, 10 0") N CO 0 C C N N N cM M C C C) Date N (7, 0 d- N N N N O N 0 N 0 c) 'Depth (inches) —Salinity (psu) 30000 28000 "?26000 d 24000 to 22000 20000 18000 O 16000 14000 d 12000 a1 10000 t 8000 o 6000 to 4000 O 2000 0 1 N 10 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N N N N N N N N C) C) C C C) 0 N N N N CO o N N C V V V Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0 C-32 Salinity (psu) 21 18 15 12 DCS1 Salinity and Depth May -June 2021 PCS Phosphate 80 70 60 50 — 40 — 30 20 L 10 N N N N N N N N N N �[) 0')M r- �[) O) N (.0- N CV CVCO CO l('I l('I lf) Date N - N - N CO N (.0 - N N O 0 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge -- -- — O&Mft. Ai N N (7I LC) O) (() l() (() N - N M r- N N N N N (() O) CV (O (7,1 N N N N - N - N - N 00 N (O O N- N N CO Rainfall Tar River average daily discharge at Greenville, NC 2.5 0.5 C-33 Salinity (psu) 21 18 15 12 6 DCS1 Salinity and Depth July -August 2021 PCS Phosphate - 80 - 70 60 - 50 - 40 t fZ77 14 J 1. r a) - 30 - 20 - 10 N N N N N N N N N (71 (() a) M f� U) O) N (O N N (NI - Date N - N - N CO N (o - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge .11 . 1 . I I . I .- N N N N N N (() (3) M f� LC) W N CO N co Rainfall Tar River average daily discharge at Greenville, NC CO C-34 Salinity (psu) 21 18 15 12 DCS1 Salinity and Depth September -October 2021 PCS Phosphate N N N N N O) O) O) W N N 0) N - N N - N N U) O) M N- N N O O O) O) O Date N_ N_ N N 7. 7.el N N 0 0 0 0 - 80 - 70 - 60 50 - 40 - 30 - 20 - 10 0 N 0 4 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) ) Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge W W N 0) N 0) N N 0) N Lo 0) N 0) N 0) N 0 N 0 N O N O N 0) O N - N C7 N- N N cD O O O Rainfall Tar River average daily discharge at Greenville, NC C-35 Salinity (psu) 21 18 15 12 DCS1 Salinity and Depth November -December 2021 PCS Phosphate N - N - N - N - N s- L0 W (+) N- vw tAt N N - N N N N - N - N - N - N 0")c') N- .- U ) coC ) N- N N N CV CV- CVN N— Date - 80 - 70 - 60 - 50 - 40 30 Vl - 20 - 10 411 CI 'Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 22000 w 20000 • 18000 • 16000 14000 d 12000 a1 10000 t 8000 • 6000 • 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N (7. N iC) O) N N N N c) N N N 3 2.5 2 = 1.5 4- 1 c 0.5 t• i . ii 0 N N N N N N U) O) c') N- \ N N a) Rainfall Tar River average daily discharge at Greenville, NC C-36 Salinity (psu) 21 18 15 DKCS1 Salinity and Depth January -February 2021 PCS Phosphate 50 — 40 12 9 6 3 N N N O Cr N N N N N N N CD N- O O) N co N N N N N Date N O N N 00 N N O N N 30 — 20 — 10 0 411 CI Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N O Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N N N N N LC N N 0) N N N N N CO 0 N N N I I ■ 1 N N N CO N N N -es- Rainfall —Tar River average daily discharge at Greenville, NC C-37 Salinity (psu) 21 18 15 DKCS1 Salinity and Depth March -April 2021 PCS Phosphate 12 — 9 - 6 - 3 - 50 - 40 ram, , rrrV - 30 iT 20 - 10 N N N N N N N N N N N N ,-.1-3W C N- Lc) O) N CO 0 V co co co N N c, M co c`) C) • 4 4 Date N N CO N • `71- CN N `71- N O cc) -C CI 'Depth (inches) —Salinity (psu) 30000 28000 '-26000 — d 24000 22000 +� 20000 w 18000 v 16000 14000 d 12000 — a1 10000 - t 8000 o 6000 — to 4000 —� CI 2000 —�� 0 1 1 1 7 rl • 1• 1• 1 1. 1. 1. II • 1 N N N N N N N LO M CM M N N M M el el Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N N c.) N `71- O N N N N 0-.C.N N (0 O • N N C\) Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 Q 05 0 C-38 Salinity (psu) 21 18 15 12 DKCS1 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 6 - 3 - 0 N O 20 - 10 N N N N N N N N L) 0')C) N- O CS) N LC) LC)N N N O O O O O Date N N N N • 00 N CO N N O O CO CO N O CO 30 C s a a) 0 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N N @ 0) 10 10 O O N N N r- N N 10 N 10 N 10 N O N O N N CO N CO CO N O CO N N co CO O N N N CO N CO N CO Co Rainfall -Tar River average daily discharge at Greenville, NC N 0 M 3.5 3 2.5 2 1.5 1 05 0 ca C C-39 Salinity (psu) 21 18 15 12 9 DKCS1 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 1 30 t 20 aa) — 10 N N N N N N N N N N La a) M f- �[) ) N (O r— N N Nco co Date O N - N - N CO N (.0 - N N O CO 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) - r— Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N W N N N N M N N W N CO N co O N Rainfall —Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 C-40 Salinity (psu) 21 18 15 12 DKCS1 Salinity and Depth September -October 2021 PCS Phosphate 6 — 3 j 0 N W 1 ti N - N - N - N - N LC) (3) (+) r-- N— N N O O Date 0 LC) N - N N N— a) M r- - N N O 50 — 40 30 — 20 — 10 0 N O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N (71 (71 W O) O) r-- N - N - N - N - N U[) 0) co r-- N N O O LC) N N N M r— N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-41 Salinity (psu) 21 18 15 12 DKCS1 Salinity and Depth November -December 2021 PCS Phosphate 50 — 40 30 — 20 — 10 N - N - N - N - N N- LC) a) M r— N N N N N - N - N N N— a) C) r— N- N N N N- - Date LC) W r— N 0 t a) Depth (inches) Salinity (psu) Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge 30000 28000 v 26000 y 24000 22000 • 20000 18000 u 16000 — 14000 a1 12000 10000 —_ • 8000 6000 y 4000 6 2000 0 .•1 N N • .11 P. .1.1 N N N N N N (71 N O) C) r - N- Lir) O) C) r- N N N N N LC) W Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 0 C-42 Salinity (psu) 21 18 15 12 - 9 — 6 — 3 — DKCS2 Salinity and Depth January -February 2021 PCS Phosphate 0 1,"!s-I 50 — 40 — 20 — 10 N N N N - N N N N N �() ) M f- ) N N N N N Date N N N N - N - N CO O V CO N (O N - N N N C.', N N N 30 t LC - a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC C-43 Salinity (psu) 21 18 DKCS2 Salinity and Depth March -April 2021 PCS Phosphate 15 12 T 9 - 6 - 3 - 0 50 - 40 - 30 t 20 - 10 N N N N N N N N N In 61 N C‘') CO CO N CV CVc, M M c% C) Date N N N CO 0 dZr— - N N Co N N N N 0 Cc) -C a CI 'Depth (inches) Salinity (psu) 30000 28000 "?26000 d 24000 22000 20000 18000 0 16000 14000 d 12000 a1 10000 t 8000 o 6000 to 4000 p 2000 0 N N Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N 0) N N M N 10 N M N N Cc) N N N N O N N CO N N N N N Rainfall -Tar River average daily discharge at Greenville, NC N 0 Cc) 3.5 3 2.5 2 1.5 1 05 0 C-44 Salinity (psu) 21 18 15 12 DKCS2 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 6 — 3 — N N N N N N N N N N f- �[) ) N ( off LO N N CO CO L- O l('I lf) Date 1 — 10 N - N - N - N CO N (O O - N N CO 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge 30000 28000 26000 24000 — 22000 — 20000 18000 — 16000 — 14000 — 12000 — 10000 8000 — 6000 — 4000 — 2000 0 II II II N N N N «) O) (+) LO N LC) LC) W N N Rainfall —Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 C-45 Salinity (psu) 21 18 15 12 DKCS2 Salinity and Depth July -August 2021 PCS Phosphate v 50 — 40 — 20 .) — 10 N N N N N N N N N (71 (() a) M f� U) O) N (O N N N - Date N - N - N - N CO N (O O - N N M 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N 7 (() Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N N (() W N N CO N N N (O O V • O CO CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-46 Salinity (psu) 21 18 15 12 DKCS2 Salinity and Depth September -October 2021 PCS Phosphate 3 — 0 N N N N N a) a a N - N - N - N - N LC) O) CO r-- N- N N O O W W NN O - Date LC) N - N N N— a) M r- - N N O — 60 — 50 40 30 20 10 0 (71 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge N N N N N (71 N - N - N - N - N s- �() a) M r-- Lc) a) co r-- N- - N N N O O W W O) O) 0) N- N O LC) Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 05 0 C-47 Salinity (psu) 21 18 15 12 — 9 — 6 — 3 — 0 DKCS2 Salinity and Depth November -December 2021 PCS Phosphate 50 — 40 N N N N N N- L0 W (+) N- N N N N N N N N N N N Lo N N N CVN N N— N— Date 30 — 20 — 10 a CI 'Depth (inches) Salinity (psu) 30000 ^ 28000 v 26000 th 24000 22000 20000 18000 ti 16000 14000 d 12000 a1 10000 t 8000 6000 y 4000 0 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Duck Creek Rain Gauge r. N N N N N N N N N N N N N N N c) c') N- \ U) co C) N- .- U) co C) N- N N N N N CVN c% N— N— \ \ N— N N N (N N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C C-48 Salinity (psu) 21 18 15 12 DWS1 Salinity and Depth January -February 2021 PCS Phosphate td 1 N N N N lf) O) N N N N N Date N N N 00 N 50 40 30 — 20 — 10 0 a 0 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC C-49 Salinity (psu) 21 18 15 12 DWS1 Salinity and Depth March -April 2021 PCS Phosphate 50 - 40 - 30 7 1/1 {rt - 20 N N N (f) O) M M M r— LC) W N M - M M M Date N N CO O 0 t a) 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 uJ 22000 r 20000 47 18000 v 16000 14000 d 12000 a1 10000 t moov 6000 N 4000 p 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 3.5 3 2.5 2 1.5 1 05 0 . 1 ,1 11 , 1 , 1 , 1 1 , 11 , h , 1 , ill, 1 V1•1 , 1 , 1 , 1 , 1 ,1 , 1 ,1 , 1 I "N I 0 N N N N N N N N N N N N N N N N (() W M f— �[) O) N (O O_ V CO N (O O M M N N N V N N M c, M M n) M V V V V V V Rainfall —Tar River average daily discharge at Greenville, NC C-50 Salinity (psu) 21 18 15 12 DWS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 — 30 C t 4S a) N N N - N N N (• () l- f) l- f) l) N N N ) ▪ N (O N_ L ) Date 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 0 N Ln PI I I N N N N N LC) (V N N N N (f) O) N (O N N N N N N N - N O V CO N (O O - N N CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-51 Salinity (psu) 21 18 15 DWS1 Salinity and Depth July -August 2021 PCS Phosphate 12 - 0 50 40 o t r t. 20 G) — 10 N N N N N N N N (71 N N— (() a) M r- U) O) N (O N N N - Date N - N - N CO N CO - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N W N N M r- r— r— W N N CO N co CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-52 Salinity (psu) 21 18 15 12 DWS1 Salinity and Depth September -October 2021 PCS Phosphate 50 40 30 V 20 N N N LC) ) W W W N - N M r- N - N - N - N - N LC) O) CO r-- N- N N O O W W NN O - Date LC) N - N - N ) M r- - N N O — 10 0 N O 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N (71 N 0) 0) 0) r-- N - N - N - N - N Lc) a) co r-- N- (V N O O a) a) N- N O LC) W N .c..71 N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - a' C-53 Salinity (psu) 21 18 15 12 DWS1 Salinity and Depth November -December 2021 PCS Phosphate 1 im„„, N - N - N - N - N - N - N - N - LC) 6) C) N- U O) - N N N N N N - N N C) N- if) co N N - N N N Date 50 — 40 — 30 s 20 0 — 10 0 N N N Cr) N- _ N N C7) N N N Depth (inches) Salinity (psu) 30000 28000 V 26000 • 24000 22000 w 20000 • 18000 • 16000 14000 d 12000 1 10000 t 8000 • 6000 y 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge .1.1.1i N - N - N - N - N - N - N - N - N - N - N - N N N N N U O) c�) N— U O) c�) N— U O) c�) N- - N N N N N - N N c`') - N - N - N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 c C-54 Salinity (psu) 21 18 15 12 — 9 — 6 — DWS2 Salinity and Depth January -February 2021 PCS Phosphate N W LC) JJ N (71 N - N O V CO N C.', N - N CO 60 50 40 30 20 — 10 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N LC) N N ) N N N N O N N N Rainfall —Tar River average daily discharge at Greenville, NC C-55 Salinity (psu) 21 18 DWS2 Salinity and Depth March -April 2021 PCS Phosphate 15 7 12 - 9 - 6 - 3 - 0 60 - 50 - 40 30 1 0 - 20 - 10 N N N N N N N (7, (7, LC) W (C N- In o-)N (h cc) cc) N CV CV c Date N N N CO 0 N N N N CO N CO 0 N N CC) 0 'Depth (inches) -Salinity (psu) 30000 28000 "?26000 24000 U! 22000 20000 18000 0 16000 14000 d 12000 a1 10000 t 8000 o 6000 to 4000 CI 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N 171 N 0) 1 , 1I VIA,■I ,� N N N N N N N N n o) CV Co 0 o0 N N M M C) V N N Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 05 0 C-56 Salinity (psu) 21 DWS2 Salinity and Depth May -June 2021 PCS Phosphate 18 15 12 — 9 — 6 — 3 — 0 60 — 50 40 30 20 — 10 N N N N N N N N N L) W M N- Lf) CT)N N N N Date N N N N N • 00 N CO O N N a) - � CO CO -C CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 _ 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N 10 N M 10 N 10 N N 10 N 10 N 10 N 0) N 10 N N N N O co N N 00 N N N Rainfall —Tar River average daily discharge at Greenville, NC N 0 3.5 3 2.5 2 1.5 1 05 0 C-57 Salinity (psu) 21 18 15 12 — 3 — 0 DWS2 Salinity and Depth July -August 2021 PCS Phosphate 7 60 50 40 30 tti 0 — 10 N N N N N N N N N N N (O O V CO N (O O M r-- r- -CO co - (NI N CO Date N - N - N - LC) O) r-- 0 a) 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge . I Ji- 1 . 1 r1 N W N N M r- r— r— I . I . I I . I 1.'I . I . I . I . I . II N N N N N N N N (() O) (NI COO "7 CON N CO O Rainfall —Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 05 0 C-58 Salinity (psu) 21 18 DWS2 Salinity and Depth September -October 2021 PCS Phosphate 15 ��, ` I�v1• , `p�,{��y ti 12 �� yl-J•'6'� ` i 9 6 — 3 — 0 N W '� ' 7In flt , N - N - N - N - N LC) O) co r-- N— N N O O W W NN O — Date LC) N - N N N— a) M r- - N (V O 60 — 50 - 40 _ C — 30 r a) 0 — 20 — 10 0 N O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge r-- N N W N - N - N - N - N Lc) a) co r-- N— N N O O O) O) N— N O LC) N .c..71 N (M r— N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-59 Salinity (psu) 21 18 15 12 — 9 — 6 — 3 — 0 DWS2 Salinity and Depth November -December 2021 PCS Phosphate N - N - N - N - N s- LO W C) N- N - N N N N N N - N - N - N - N N N - N N Date 60 — 50 - 40 30 20 — 10 0 N c71 411 CI 'Depth (inches) Salinity (psu) 30000 28000 v 26000 th 24000 22000 w 20000 • 18000 ei 16000 14000 d 12000 if 1 10000 t 8000 • 6000 y 4000 a 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 0 I• I•IRI......•..1•I.1 N N (M r- N N LC) N N N r1.0 — N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-60 Salinity (psu) 21 18 15 12 9 HS1 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 - 30 = s 0 A -P• v 1 - 20 - 10 N N N N N N N N N N N N N N N L) O) CD N- O 0-3N CO O 00 N CO N N N N N N N NNNNN Date Depth (inches) Salinity (psu) 0 Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 it Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N N N N 1 I II r I II II 1 i ,r11 N N N N N N U) O) N CO O N N N 00 N 1 Rainfall Tar River average daily discharge at Greenville, NC N O N N 2.5 0.5 C-61 Salinity (psu) 21 18 15 12 HS1 Salinity and Depth March -April 2021 PCS Phosphate 50 - 40 - 30 ork ll^ dr t4 A - 20 fit~ 10 N N N N N N N N N L) O) NCV CV •ct Date N N N N CO N CO 0 N N CC) 0 s a 0 Depth (inches) Salinity (psu) 30000 28000 "7 26000 d 24000 • 22000 +4 20000 18000 0 16000 14000 W 12000 a1 10000 t 8000 o 6000 to 4000 t) 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N C) N 10 N 0) N C) N N F . I . I -.-I . I .-I . I 'I . 1 ▪ 1 . N N N N N N N N N LO o) N CO 0 CO N CO N N • N Rainfall Tar River average daily discharge at Greenville, NC 2.5 0.5 C-62 Salinity (psu) 21 18 15 12 HS1 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 - 30 C s of 0 d'IAM% - 20 N N N N LC) W M 10 N N N N N 10 O) N N N 10 Date N N (0 0 N 00 N N N - 10 0 N O Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge I•I•I••••• N N N N (71 10 0) CO r- 10 L 10 10 N N 10 N 10 N 10 N W Lo N N N N O N N 00 N N N Rainfall Tar River average daily discharge at Greenville, NC N N N O 2.5 2 1 0.5 C-63 Salinity (psu) 40 35 30 25 20 15 10 HS1 Salinity and Depth July -August 2021 PCS Phosphate 50 - 40 - 30 5 \ �1P N N N N N N N N N L) 0) C N- \ U O) N x- C'rj- N N N- N- CO Date N N N c(75, N CO N N 00 CO CO CO a 20 of 0 10 0 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N O Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N Cn N N C I- N N N N co N N N CO 0 00 c0 c0 N 00 00 N N N OD Rainfall Tar River average daily discharge at Greenville, NC N O 00 3 2.5 1 c 0.5 0 C-64 Salinity (psu) 30 25 20 15 10 HS1 Salinity and Depth September -October 2021 PCS Phosphate Ji 50 40 30 — 20 N N N N N U) O) M f— a) 01 a N N W N - N - N - N - N LC) 0) co r-- N— N (V O O W W NN O — Date LC) N - N - N cs) M r- - N N O — 10 0 (71 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N W W r-- N N W N - N - N - N Lc) O) co r- N N O O 0) 0) N— N— O LC) N N N O) CO rN— - N N M O O O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-65 Salinity (psu) 30 25 20 15 io HS1 Salinity and Depth November -December 2021 PCS Phosphate 50 - 40 - 30 N N N N N s— In CDr- M 46v_ N N N N N N N N N- a) C) r- N— N N N N- Date LC) W r- N - 20 0 10 t a) 'Depth (inches) Salinity (psu) 28000 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 26000 24000 uJ 22000 20000 18000 c 16000 14000 a) 12000 a1 10000 co 8000 6000 4000 0 2000 0 N N N N N W M r— N N N N N N N N N N N N �() a) C) r— �[) ) M r- N N N N CV CV(M N- c c c c c c Rainfall Tar River average daily discharge at Greenville, NC 7.5 7 65 6 55 ^ 5 E 4.5 4 3.5 ,g 3 c 2.5 .3 2 a' 1.5 1 0.5 0 C-66 Salinity (psu) 21 18 15 12 HS2 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 - 20 N N N N - N N N N N �() ) M f- ) N N N N N Date O N - N - N CO N (O - N N - 10 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 0 lilt 2000 N N N N N N (M r- s- N LC) N W N N N O N N V CO N N N N Rainfall Tar River average daily discharge at Greenville, NC C-67 Salinity (psu) 21 18 15 12 HS2 Salinity and Depth March -April 2021 PCS Phosphate 50 — 40 — 30 — 20 N N N (f) O) M c) co N N N N N N N r- Lc) W N ( N N N M M M M Date — 10 uu� J u� 0 N N N N 0N (O O N N c, V V V V t a) Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 uJ 22000 r 20000 "7 18000 v 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 N 4000 .i p 2000 0 11.171.1.1 1.1 1. 1. 1. I( 1. 1 �I . 1. 1. 1. 1- 1 I. 1 1 •NI 0 N N N N N N N N N N N N N N N N lC) W M f- �f') N (O O_ V o0 N (O O M co coN N N N N M co M M M M V V V V V V Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-68 Salinity (psu) 21 18 15 12 HS2 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 - 20 - 10 N N N N N N N N N (71 �[) ) M f- U) O) N ( 1ff N CV CVl('I l('I lf) Date N - N - N CO N (O - N N O 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 — 12000 — 10000 8000 — 6000 — 4000 — 2000 — 0 I.I.I.I.I.I.I.I.'F N N N N (71 (71 «) O) M f� N- U') LO (V l• f) lf) lf) LC) W N N O N O N N CO � N Rainfall Tar River average daily discharge at Greenville, NC O CO C-69 Salinity (psu) 30 25 20 15 10 HS2 Salinity and Depth July -August 2021 PCS Phosphate 50 - 40 - 30 M r— LO N (O - N N N • CO CO Date ti t 0. 20 G) 0 10 0 N - N - N - N CO N (O O - N N CO 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 `I • I• I T I I• I• I -P • I• I Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge I.—II I I I P•P•r• U) O) N N N N- O O V CO N (O O N N M Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-70 Salinity (psu) 21 18 15 12 HS2 Salinity and Depth September -October 2021 PCS Phosphate A n N N N N N l() W M N- a) 0) N N W N - N - N - N - N LC) O) (+) N- N (V O O W W NN O - Date LC) N - N - N cs) M r- - N N O 50 — 40 — 30 — 20 — 10 0 (71 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N N LC) ) W O) O) N - N M r- N N W • N - N N ,— co r- O O - O LC) 3 2.5 0.5 0 N N N ) N- - N N M O O Rainfall Tar River average daily discharge at Greenville, NC C-71 Salinity (psu) 21 18 15 12 HS2 Salinity and Depth November -December 2021 PCS Phosphate 50 - 40 - 30 - 20 „_____PrrL,di- 1° N - N - N - N - N s- LO W m N- N N N - N U 0) N N N N N - N - N - N - N c') N- U) co c') N- N N - N N Date 0 N c) a CI 'Depth (inches) Salinity (psu) Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 28000 7.5 26000 — 7 d 24000 — 6.5 ca 22000 20000 — 5 5 '� 18000 — 5 = c 16000 — 4.5 14000 — 3.5 7 d 12000 — 3 = a1 10000 — 2.5 'Fs 8000 — 2 C' v 6000 1.5 y 4000 _ 1 2000 _ .5 0 -ter. 'r�'TK.TT. � 0 N N N N N N N N N N N N N (7, N N O) CO r` O) VIN- CS)M N- - \ N N N N - N N M N N N Rainfall Tar River average daily discharge at Greenville, NC C-72 Salinity (psu) 21 18 15 12 HS3 Salinity and Depth January -February 2021 PCS Phosphate p 7 60 50 40 30 20 - 10 N N N N N N N N N �() ) M r- ) N N N N N Date N N N N N - N CO O V CO N CO N N N N N N N N 'Depth (inches) Salinity (psu) 30000 28000 • 26000 0 24000 N 22000 ✓ 20000 4- v 16000 14000 12000 d1 10000 • 8000 6000 18000 O 4000 p 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge II 1 • 1 • I� N N l[) W 7 11.11Y 1 1 ^I I I I I-• I�I I I�I I I• (7, (7, N N (7, (7,N r- (f) 0')N (O O (7, (7, V 00 N N N N N N N Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 E 1.5 mi 0.5 ce C-73 Salinity (psu) WI 21 18 15 12 HS3 Salinity and Depth March -April 2021 PCS Phosphate - 60 - 50 6 - 3 - LC) N W N Date N N N O N N 40 30 20 t a) Depth (inches) Salinity (psu) 30000 28000 "' 26000 y 24000 N 22000 r 20000 '~ 18000 v 16000 -- 14000 d 12000 En 10000 t 8000 v 6000 y 4000 6 2000 N Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge II I, I, I,I,I I I,1.1ki1 N N N N N N (71 «) O) C) N- Lc:,-) M M N N N c, c) M M M 3 2.5 2 1.5 1 0.5 1,1,1,1,1.1,1.1 1.1 I0 N N N N N (O O V CO N (O O N N CO V V V V V V V V Rainfall Tar River average daily discharge at Greenville, NC - C-74 Salinity (psu) 21 18 15 12 - 9 6 - 3 - HS3 Salinity and Depth May -June 2021 PCS Phosphate 0 N L) r- LC) Alt N W Date N N (71 - 60 - 50 - 40 T 30 20 10 0 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 4000 2000 0 ' .I.I.I.1.1.1.1. . N N N N N N- U) O) M N- L) Lo in l) lf) N LC) LC) W N N N O N O N O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-75 Salinity (psu) 20 15 HS3 Salinity and Depth July -August 2021 PCS Phosphate N 10 • I II f,,,firn� 5 �� - 60 - 50 - 40 30 20 - 10 N N N N N N N N N N (() a) M r-- Uf') O) CV (O N N N - Date N - N - N - N CO N (O O - N N CO 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N LC) r` r` N N N N r- N f� f� r N O co CO Rainfall Tar River average daily discharge at Greenville, NC CO O CO C-76 Salinity (psu) 21 18 15 12 HS3 Salinity and Depth September -October 2021 PCS Phosphate a N N W N - N - N - N - N LC) O) CO r— N- N N O O W W NN O - Date LC) N - N - N cs) M r- - N N O — 60 — 50 - 40 — 30 — 20 — 10 0 (71 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N W W N WN LC) W N M r— O LC) W Rainfall Tar River average daily discharge at Greenville, NC C-77 Salinity (psu) 21 18 15 12 - 9 6 3 HS3 Salinity and Depth November -December 2021 PCS Phosphate 0 Aprvi N - N - N - N - N Ina) M r-- N - N - N - N - N �() a) co r-- N- N N N N Date LC) W r-- 60 50 40 LC- - 30 Q a) 0 - 20 - 10 0 N 'Depth (inches) Salinity (psu) 28000 26000 d 24000 • 22000 20000 • 18000 c 16000 • 14000 y 12000 a) 10000 • 8000 t 6000 • 4000 O • 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge r-- LC) W LC) N N N N a) co r-- N N M c - c Rainfall Tar River average daily discharge at Greenville, NC 7.5 7 6.5 6 55 5 E 4.5 4 3.5 3 c 2.5 'cv 2 a' 1.5 1 0.5 0 C-78 Salinity (psu) 21 18 15 12 9 JCBS1 Salinity and Depth January -February 2021 PCS Phosphate 50 — 40 N N N (f) O) N N O) C N N Date N N N N N N CO O V CO C CO N N N N N N N N — 30 C t 4S a) 20 p — 10 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N W N N N N O N N N N N N V CO N (O - N N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC C-79 Salinity (psu) 21 18 15 12 JCBS1 Salinity and Depth March -April 2021 PCS Phosphate 50 — 40 — 30 n N N N (f) O) M co co N N N N (71 r— (f) W N N N N V M M M M Date — 20 — 10 0 N N N (7, 00 N (O O N N M V V V V t a) 'Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 N 22000 r 20000 47 18000 v 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 N 4000 Cl 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 3.5 3 2.5 2 1.5 1 05 0 1 1 11 , 1 , 1 , 1 1 , 11 , f-, 1 , 111, 1 V1•I , 1 , 1 , 1 , 1 ,1 , 1 A 1 , l 0 N N N N N N N N N N N N N N N N (f) 6) r) N- �[) W N (O O_ V o0 N (O O • co N N N V N N M c, C') (`') (`') M V V V V V V Rainfall —Tar River average daily discharge at Greenville, NC C-80 Salinity (psu) 21 18 15 12 JCBS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 — 30 — 20 — 10 N N N N N N N N N N �[) 0')M N- �[) O) N CO N CV CV O O l('I Date N - N - N - N CO N (O O - N N CO 0 t a) 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 0 N LC) PI I I N N N N N LC) N --�.i l0*&ill■il N N N N (() O) N (O N N O O N N N O_ "I' CO O O O N N N N (O O N N CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-81 Salinity (psu) 21 18 15 12 JCBS1 Salinity and Depth July -August 2021 PCS Phosphate I r N N N N N N N N N • ) N CO ▪ N N N O O Date N - N - N - N CO N (O O - N N CO 50 40 30 t tZ 20 G) 0 10 0 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N N N «) O) (+) N- N N lf) W N CO N co Rainfall -Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 4- .673 C-82 Salinity (psu) 40 35 30 25 20 15 10 JCBS1 Salinity and Depth September -October 2021 PCS Phosphate N N N N N a) a a N - N - N - N - N Lc) a) co r-- N- N (V O O W W NN O - Date LC) N - N - N cs) M r- - N N O — 50 40 — 30 - 20 — 10 0 N 'Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N LC) W W W W N - N - N - N - N LC) a) co r-- (V N O O a) a) s— s O LC) W N .c..71 N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - C-83 Salinity (psu) 21 18 15 12 JCBS1 Salinity and Depth November -December 2021 PCS Phosphate I 50 - 40 - 30 6 - 3 - 0 - 20 - 10 N - N - N - N - N s- In W r-- M N - N - N - N - N �() a) co r-- N- N N N N Date LC) W r-- 0 t a) 'Depth (inches) Salinity (psu) 30000 28000 ✓ 26000 N 24000 22000 4- 20000 18000 • 16000 14000 d 12000 a1 10000 t 8000 • 6000 • 4000 0 2000 0 LC) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge O) N N N (71 LC) a) N N N r-- LC) W Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-84 Salinity (psu) 21 18 15 12 JCBS2 Salinity and Depth January -February 2021 PCS Phosphate 50 — 40 — 30 2 — 10 N N N N N N N N N L ) O) C7 f- N N N N Date N N (0 O N N N N N ` W N N N N N N N N 0 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 1' I N C) N N M N- N N N N N 0) N N N N N N N O N Ihi 1• 1. 1 N N N N d' CO N (0 N N N N N N Rainfall Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 — C-85 Salinity (psu) 21 18 15 12 9 JCBS2 Salinity and Depth March -April 2021 PCS Phosphate 50 — 40 L — 30 — 20 IMO N N N (f) O) M M M N N N N N N N r- LO W N (O N N N M M M M Date 10 0 t a) 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 N 22000 r 20000 47 18000 ✓ 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 N 4000 O 2000 0 N M Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N 6) M C7 N r- W N N N N V N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 05 0 - re C-86 Salinity (psu) 21 18 15 12 JCBS2 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 — 30 C t a) — 20 N N N N N N N N N (71 f- U) a) N (O N N N CO CO LO l('I lf) Date N - N - N CO N (O - N N O CO 10 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 ••r1 1 N N N W LC) N LC) LC) W N co N I 1 TA 1 1'r1 1.� I 1 I N N N N N O V CO N (O N N O O O O co O Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-87 Salinity (psu) 21 18 15 12 JCBS2 Salinity and Depth July -August 2021 PCS Phosphate 1 50 40 o t 1 20 0 — 10 N N N N N N N N N N (() a) M r-- U) O) N (O N N N - Date N - N - N CO N CO - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N W N N M r- r— r— N N N CO N co CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-88 Salinity (psu) 21 18 15 12 JCBS2 Salinity and Depth September -October 2021 PCS Phosphate 3 — 0 I r N N N N N a) a a N - N - N - N - N Lc) a) co r-- N- N N O O W W NN O - Date LC) N - N - N ) M r- - N N O 50 40 30 — 20 — 10 0 N O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N LC) W W W W N N W N - N - N - N - N U) a) co r-- N- (V N O O a) a) N— N O LC) W N N N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - C-89 Salinity (psu) 21 18 15 JCBS2 Salinity and Depth November -December 2021 PCS Phosphate r 12 6 — 3 — 0 N N N N N N N N N N N N N N N u') a) a) N- U O) cn N- if) O) a) N- N N N N N N N s— s— s— \ \ N N N N N Date 50 — 40 — 30 — 20 — 10 0 N M CI Depth (inches) Salinity (psu) 30000 28000 v 26000 y 24000 22000 20000 18000 ti 16000 14000 d 12000 if 1 10000 t 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N N N N N N N N N N (71 cinN N N N N N N C) N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-90 Salinity (psu) 21 18 15 12 JS1 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 6 - 3 - J. - 30 N N N N N N N lf) 0) N N N N N Date N N N ` W N N N N N N N N 20 10 a CI Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Ili •Iv.-I•.uI . I . I . I—. I•.•I-.•I . I 11 • N - N N N N N N N N f— L-6 O) N CO O \ - \ N N N N N N N N 00 N Rainfall Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 C-91 Salinity (psu) 21 18 15 JS1 Salinity and Depth March -April 2021 PCS Phosphate 50 — 40 12 — 6 — 3 — — 30 N N N N N N N N N N LC) W M N- In ) N (0 co co co N N M M co c) co Date N N 0 N N CO N N N 2 — 10 0 N 0 C a 0 'Depth (inches) -Salinity (psu) 30000 28000 ij 26000 24000 01 22000 +� 20000 • 18000 • 16000 14000 a1 12000 R 10000 t 8000 N 6000 o 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N N N N N (O 0 V CO V V ) N V N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 — C-92 Salinity (psu) 21 18 15 12 �I 9- 6 — 3 — JS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 0 N O N N N N N N N N L) 0')C) N- O O) N LC) LC)N N N O O O O O Date N N N N • 00 N CO N N O O CO CO — 30 C s 20 — 10 0 N O CO Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 — 26000 - 24000 - 22000 - 20000 - 18000 16000 14000 12000 10000 - 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 0 I 1 1 N N N N N 10 O C) N- u, u u, 10 10 gghhi. II• N N N N N N N N N N N N CO O • 00 N N 0 L CO `O O O O O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 C-93 Salinity (psu) 21 18 15 12 9 JS1 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 eAli VAA N N N N N N N N N N (() a) M f� Uf') 0) N (O N N N Date O N O N - N - N CO N (O - N N O 0 t 20 a) 10 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N (71 LC) ) r- r- r- N M N N LC) NI• W O CO CO CO Rainfall —Tar River average daily discharge at Greenville, NC O 3.5 3 2.5 2 1.5 0.5 0 C-94 Salinity (psu) 21 18 15 12 JS1 Salinity and Depth September -October 2021 PCS Phosphate N - N - N - N - N Lc) a) co r-- N— N N O O W W NN O — Date LC) N - N - N ) M r- - N (V O 60 50 40 30 — 20 — 10 0 N t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N W a) a) N N W N - N - N - N - N Lc) a) co r-- N— N N O O O) O) N— N O LC) N N N (M r— N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 05 0 - C a' C-95 Salinity (psu) 21 18 15 12 9 - 6 - 3 - JS1 Salinity and Depth November -December 2021 PCS Phosphate 0 N - N - N - N - N lf) a) M r- N - N - N - N - N �() a) co r- N- N N N N Date LC) W r- N 50 - 40 30 20 10 0 N M t a) 'Depth (inches) Salinity (psu) 30000 28000 ✓ 26000 y 24000 22000 ▪ 20000 18000 • 16000 y 14000 a1 12000 • 10000 t 8000 t.) 6000 N 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N - N - N N - N N N - N - N - N - N - N - N - N N N lf) a) M r- U) a) co r- lf) a) M r- N N N N N N N M s- s- - s- - a- a- - N N N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-96 Salinity (psu) 21 18 15 12 9 — 6 — JS2 Salinity and Depth January -February 2021 PCS Phosphate 50 — 40 Y — 20 — 10 N N N LC) a) LC) N N N N - N - N CO O V CO N (O ( N N N N N N N 30 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC C-97 Salinity (psu) 21 18 15 - 12 9 6 - 3 - JS2 Salinity and Depth March -April 2021 PCS Phosphate 50 - 40 - 30 N N N N N N N N N N In O) N CO co co co N N N Co Co co c) co Date N N 0 V N N CO N • `71- CN N `71- - 20 10 0 N 0 C.) 'Depth (inches) —Salinity (psu) 30000 28000 "-26000 d 24000 tit 22000 +. 20000 • 18000 o 16000 14000 a1 12000 R 10000 t 8000 N 6000 — 4000 O 2000 0 .1 . . 1 . 1 . 1 . 1 . i . F . + . 1 . I1 1 VI.•1 . 1 . 1 . 1 . 1 1 . 1 .11 . i . RI N N N N N N N N N N N N N N lf) ) co N— 10 O) N CO 0 V CO N c`7 M C.;—,N N N N co cC�) C�) C) V Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 N 0 C-98 Salinity (psu) 21 18 15 12 JS2 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 4 - 30 C s a) 0 l4- 20 - 10 N N N N NNN N L ) W C) N- \ Lf) O) N N N N Date N N CO Oco 7 (7.1 N N N • 00 N CO 7. N N N O Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 - 26000 - 24000 - 22000 - 20000 - 18000 16000 14000 12000 10000 - 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 0 -i I I N N N N N u- u- u- gghlismilIMI N N N N N N N N N N N O) N CO O • a0 N CO O N N N c`') Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 C-99 Salinity (psu) 21 18 15 12 9 JS2 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 6 - 3 — 30 t — 20 aa) — 10 N N N (71 N N N N N L) O) M N- \ U O) N t` N N N CO Date N N N N • W N (0 (N (N 00 CO CO CO 0 Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 I .'I.,I. I rI 1. 1. 1 . 1. 1 1.-1 J1 . 1. 1. 1. f- N N N N N N N N N (7, N N N N N N • cC) 0") N CO 0 V CO N CO 0 N N N W co N N M 00 co CV 00 00 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-100 Salinity (psu) 21 18 15 12 JS2 Salinity and Depth September -October 2021 PCS Phosphate 7/' N N N N (71 U) cr) M f— N - N - N - N - N Lc) a) C) r-- N— N N O O W W NN O — Date LC) N - N - N ) M r- - N N O 70 60 50 40 30 — 20 — 10 0 (71 O t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N W W W N N W N - N - N - N - N Lc) a) (M r-- N— N N O O W W ss O — LC) N N N M r— N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-101 Salinity (psu) 21 18 15 12 9 — 6 — 3 — 0 JS2 Salinity and Depth November -December 2021 PCS Phosphate k N N N N N Lc) W M r-- N N N N N �() a) co r-- N- N N N N Date LC) W 50 — 40 30 20 10 0 N M t a) 'Depth (inches) Salinity (psu) 30000 28000 v 26000 N 24000 22000 20000 18000 16000 y 14000 a1 12000 10000 8000 u 6000 N 4000 0 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N N N N (71 N- U[) O) M r-- ( N N N U) O) N N N c r- N N N N M c c c c c Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-102 Salinity (psu) 21 18 15 — 12 — 9 — 6 — 3 — LCS1 Salinity and Depth January -February 2021 PCS Phosphate A N N N N - N N N N N �() 0')M f- N N N N N Date 50 — 40 N N - N ▪ o0 N N - N 44- 30 4S — 20 p — 10 0 N N 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC C-103 Salinity (psu) LCS1 Salinity and Depth March -April 2021 PCS Phosphate 50 - 40 - 30 2 - 10 N N (71 (f) O) M M M r- LC) W N M - M M M Date t a) 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 N 22000 ✓ 20000 — • 18000 — ✓ 16000 14000 d 12000 a1 10000 - t 8000 ✓ 6000 — N 4000 Cl 2000 —%T� 0 1 S . 1 . 1 1 . 1 F . + . 1 . l� i .■1 . 1 . 1 . 1 . 1 .1 . 1 ,l . i Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N LC) M M N N ) M r- U) O) - N N N or) M M M M N N (O O V CO N N V V V V V Rainfall —Tar River average daily discharge at Greenville, NC N O M 3.5 3 2.5 2 1.5 0.5 0 - cTs C-104 Salinity (psu) 21 18 15 12 9- 6 — 3 — LCS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 N N N N N N N N N N N �[) O) CO N- LC) O) N (O O Date N - N - N CO N (O - N N = 20 — 10 6,4 0 N O M — 30 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 28000 26000 24000 22000 20000 18000 16000 14000 — 12000 — 10000 8000 — 6000 4000 2000 0 --- �. 1� iII■� N N N N N N N N N N N N N N - N - N L6 W M r— (C) W N (O O V CO N (O N N N (9 \ \ N N CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - F C-105 Salinity (psu) 21 18 15 LCS1 Salinity and Depth July -August 2021 PCS Phosphate 3 — ti 50 40 30 1 — 20 aa)i N N N N N N N N N (71 (() a) M f� U) a) N (O N N N - Date N - N - N CO N (o - N N 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - a' C-106 Salinity (psu) LCS1 Salinity and Depth September -October 2021 PCS Phosphate Date 50 — 40 - 30 20 10 a CI Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge (71 N N 7 LC) O) W 0) 0) C7 N N N N N - N - N Lf) 6) CO N- N- LC) W N N O O O) O) ,— - O O - O N N N M N- N N M 0 0 0 Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C C-107 Salinity (psu) 21 18 LCS1 Salinity and Depth November -December 2021 PCS Phosphate 15 - 12 - 9 - 6 - 3 - 0 50 - 40 A fir ri N - N - N - N - N lf) W M r- N - N - N - N - N �() a) C) r- N- N N N N Date LC) W r- 30 t - 20 a) 0 - 10 0 N 'Depth (inches) Salinity (psu) 30000 28000 ✓ 26000 y 24000 22000 4- 20000 18000 • 16000 14000 d 12000 a1 10000 • 8000 6000 • 4000 6 2000 0 LC) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge W N N (71 LC) a) N N N r- LC) W Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 C-108 Salinity (psu) 21 18 15 12 6 3 LCS2 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 N N N N N N N N O) M N. U) ) N CO N N N N N Date - 20 - 10 r-r^-e"...`,l 0 N N N N N O V CO N (O N N N N N 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Mt N N N N N N N N N W N N N CO N N O N CO N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 - C C-109 Salinity (psu) 21 18 15 12 LCS2 Salinity and Depth March -April 2021 PCS Phosphate 50 — 40 — 30 — 20 — 10 N N N �() ) M c) co r— u W N M - M M M Date N N CO O 0 t a) 'Depth (inches) -Salinity (psu) 30000 28000 "'26000 y 24000 N 22000 r 20000 — • 18000 — v 16000 14000 d 12000 a1 10000 - t 8000 ✓ 6000 — N 4000 p 2000 — 0 1 .I �I� 1 . 1 . 1 . 1 H . 1 . 0. 1 . A . 1 . 1 . .� . N N N N N N N N Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N (() O) CO ▪ M M N N N V V c, M o') M M V V V 3.5 3 2.5 2 1.5 1 0.5 0 N N N N (O O N N M V V V Rainfall —Tar River average daily discharge at Greenville, NC C-110 Salinity (psu) 21 18 15 12 LCS2 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 b� — 30 — 20 — 10 N N N N N N N N N N lf) 0')M f- �[) O) (NI CO 1f) LO LC)- N N N CO CO LO l('I lf) Date N - N - N CO N CO - N N O CO 0 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N LC) LC) N N (O N CO CO I I . ITJ1 1 . II l I . I . I . I N N N N O V CO O O N CO Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - F C-111 Salinity (psu) 21 18 15 12 LCS2 Salinity and Depth July -August 2021 PCS Phosphate r 50 40 30 t /`- 20 a) - 10 N N N N N N N N N (71 (() a) M f� U) a) N (O N N N Date N - N - N CO N (o - N N O CO 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0-I•I.1• I WI N W I • I • I I N W N CO N co N N CO Rainfall -Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 - a' C-112 Salinity (psu) 21 18 15 12 LCS2 Salinity and Depth September -October 2021 PCS Phosphate 50 40 30 r d — 20 N N N LC) O) W W W N - N M r- N - N - N - N - N LC) O) CO r-- N- N N O O W W NN O - Date LC) N - N - N ) M r- - N N O — 10 0 N O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N LC) W 6) 6) W N N W N - N - N - N - N U() a) co r-- N- N N O O a) a) N— N O LC) W N .c..71 N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - F C-113 Salinity (psu) 21 18 15 12 LCS2 Salinity and Depth November -December 2021 PCS Phosphate 50 - 30 t - 20 d - 10 N - N - N - N - N lf) W M r- N (71 N - N - N - N - N �() a) co r- N- N N N N Date LC) r- N 0 0 'Depth (inches) Salinity (psu) 30000 28000 ✓ 26000 y 24000 22000 4- 20000 18000 • 16000 14000 d 12000 a1 10000 t 8000 • 6000 • 4000 6 2000 0 LC) Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge W N N (71 N r- N LC) W Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-114 Salinity (psu) 21 18 15 12 LOCS1 Salinity and Depth January -February 2021 PCS Phosphate '177'VT 114 50 40 30 - 20 - 10 N N N • 0) N N N N N N C7 N- in O) N N N N N Date N N N (O O N N N N N N 0 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N 0) N • ,�I r , I , I 1 -, I , I ,• , I I I I lirI N N N N N N N N ) N CO N N N N N Rainfall -Tar River average daily discharge at Greenville, NC N N N 2.5 2 1.5 as 0.5 C-115 Salinity (psu) 21 18 15 12 LOCS1 Salinity and Depth March -April 2021 PCS Phosphate 9 -. 6 — 3 — 0 N N N N N N N N N N f- (f) ) N (O M M M N N N V V M M M M C') Date N O N V 50 40 30 20 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 6000 — 4000 2000 — 0 .1 .' I .' I'- 1. 1. 1. 1 N N N N «) W C) CO CO . 1l I . I . I . 1I 1 .I N N N N • N N N M M M M . . I°.�I . I1I . 1 . 1 . I N� I N N N N N N N (O O V o0 • V V V V V Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 0 C-116 Salinity (psu) 21 18 15 12 6 LOCS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 3 — 0 A — 30 E t 4S a) — 20 N N N N N N N N N N lf) ) M f- U) O) N ( N CV CVCO CO (fI lfI lfI lfI lf) Date N - N - N CO N (O - N N O CO 10 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 0 1 N N N LC) W LC) l) lf) N «) LC) W N N N Rainfall —Tar River average daily discharge at Greenville, NC O CO 3 2.5 2 1.5 1 0.5 - F C-117 Salinity (psu) 21 18 15 12 LOCS1 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 0 t 20 aa) — 10 N N N N N N N N (71 N (() a) M f� Lc)O) (NI (O N N N - Date N - N - N CO N (o - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Ai I IA 1 1 1 1 1( • 1 N N N N N N N «) (3)M f� ( (C) N N Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge W N CO N F I N CO CO Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 - (73 a' C-118 Salinity (psu) 25 20 15 10 LOCS1 Salinity and Depth September -October 2021 PCS Phosphate N N N N N O) O) W N N 0) N - N N - N N Lc) N N O O O) O) O Date N_ N_ N N 7. 7.el N N 0 0 0 0 60 50 40 — 30 — 20 — 10 0 (7, (`') 0 411 CI Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge (71 N N 7 LC) O) W 0) 0) N C7 N r N N W N N N N N - N - N Lf) 6) CO N- N- LC) W N N O O O) O) — — O O - O N N N M N- N N M 0 0 0 Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 C 0 C-119 Salinity (psu) 21 18 15 12 9 — 6 — 3 — 0 LOCS1 Salinity and Depth November -December 2021 PCS Phosphate 1 l� A N N N N N s- LO W Cl r-- N N U 0) Date N N N N U) O) C) r-- 50 — 40 — 30 — 20 — 10 0 N c71 a CI 'Depth (inches) Salinity (psu) 30000 28000 v 26000 y 24000 22000 20000 18000 ti 16000 14000 d 12000 if 1 10000 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 3 2.5 2 E 1.5 ca 0.5 N N N N N N N N N N N N N N N N N N N M Rainfall —Tar River average daily discharge at Greenville, NC C-120 Salinity (psu) 21 18 15 12 LOCS2 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 lj - 30 C . - 20 p - 10 N N N N - N N N N N �() ) M f- ) N N N N N Date N N N N N - N CO O V CO N (O N N N N C.', N N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N (f) O) N N LC) N Rainfall -Tar River average daily discharge at Greenville, NC C-121 Salinity (psu) 21 18 15 12 LOCS2 Salinity and Depth March -April 2021 PCS Phosphate 9 — 6 — 3 — 0 50 40 30 2 — 10 N N CO CO N N N N N N N N W M f- Uf') ) N CO N N N M M M M M Date N - 0 t a) 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 — 12000 — 10000 8000 6000 — 4000 20000 .1 .rl l l . 1 . 1 . 1 . 1 . l l . 1 . 1 . 11,I VI,.,I . 1 . 1 . 1 . 1..1 . 111 . 1 . 1 . 1 , I Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N N N N N N «) a) coN- «) O) co coM N N N C7 M M M M N N N N N N N (O o v 00 N N V V V V Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 0 - F C-122 Salinity (psu) 21 18 15 12 6 3 0 LOCS2 Salinity and Depth May -June 2021 PCS Phosphate 20 = 10 N N N N N N N N N N �C) ) M f- U) O) N CO N CV CV CO COl('I l('I lC) Date N - N - N CO N (O - N N O CO 50 40 30 E t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 1,1 ge0 -- -- — ill■� i N N N - N N N - N N N N N N - N - N - N (C) W N CO O V CO N CO O O O N N O CO \ \ - N N CO (O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 F C-123 Salinity (psu) 21 18 15 LOCS2 Salinity and Depth July -August 2021 PCS Phosphate 12 — 9 — 3 0 50 — 40 — 30 — 20 — 10 N N N N N N N N N N r- Uf') O) N (O r- r— N N Nco co Date O N - N - N CO N (O - N N O CO 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 4000 2000 --- 0 r1.1•I f'IA.1.1 N N N lCI W CO r- N N r r— r— I•I•I•w•I N N _ l() N N r` r` W r` N CO N co N N F I N CO Rainfall —Tar River average daily discharge at Greenville, NC O CO 3 2.5 2 1.5 1 0.5 - a' C-124 Salinity (psu) 21 18 15 12 LOCS2 Salinity and Depth September -October 2021 PCS Phosphate 1,1 1 70 60 50 40 — 30 — 20 — 10 N N N N N O) O) W N N 0) N N N N N Lc) N N O O O) O) O Date N (7.1 N N N C') 0 0 0 0 a 0 Depth (inches) Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N N N N \ LC) N N N N N N O) ) 0) C U) O) W 0) 0) N N N O O 6) W 6) O) O) O O O N N N M N- N N M 0 0 0 Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 C 0 C-125 Salinity (psu) 21 18 LOCS2 Salinity and Depth November -December 2021 PCS Phosphate 15 - 12 — 9 — 6 — 3 — 0 N N - N - N - N - N s- lil W C) r-- N - N N N N N N - N - N - N - N C) r-- if) co C) r-- N N - N N Date 50 — 40 — 30 — 20 — 10 0 N M Depth (inches) Salinity (psu) 30000 ^ 28000 v 26000 y 24000 22000 w 20000 • 18000 • 16000 14000 d 12000 a1 10000 t 8000 • 6000 y 4000 2000 0 . 1 1. i. i FrcI >P"TTl:1 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N N - N W M r-- N N N N N N N N N N N - N N N N - N N M - C Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-126 Salinity (psu) 21 18 15 PA2S1 Salinity and Depth January -February 2021 PCS Phosphate 12 V 9 — N Cr N C7 N N N N N N 6) N N Date N N N O N 50 — 40 N N N ` W N N N N N N N N 30 — 20 — 10 0 a CI Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge IR, III .1 N N N N N O N N N N N N O) N co N N N N II I','I N N N CO N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 — C-127 Salinity (psu) 21 18 15 PA2S1 Salinity and Depth March -April 2021 PCS Phosphate 12 -} • 9 - 6 - 3 - 0 N 50 - 40 LC) N W Date 30 2 10 0 t a) 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 N 22000 ✓ 20000 — • 18000 — ✓ 16000 14000 d 12000 a1 10000 - t 8000 ✓ 6000 — N 4000 Cl 2000 —%T� 0 1 S 1 . 1 F . + . 1 . l� i .■1 . 1 . 1 . 1 . 1 .1 . 1 ,l . i Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N LC) M M N N O) M f- - N N (f) O)N or) M M M M N N CO O V CO V V V V V Rainfall —Tar River average daily discharge at Greenville, NC N O M 3.5 3 2.5 2 1.5 0.5 0 - cTs C-128 Salinity (psu) 21 18 15 12 9 — 6 — 3 — 0 PA2S1 Salinity and Depth May -June 2021 PCS Phosphate LC) lf) (() i LC) N N N ) ▪ N (O N_ O O Date 50 — 40 N - N - N CO N CO - N N O — 30 E tti a) 20 0 10 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge 28000 26000 24000 22000 20000 18000 16000 14000 — 12000 — 10000 8000 — 6000 4000 2000 — — 0 -- �. 1� iII■� N N N N N N N N N N N N N N - N - N L6 W M r— (C) W N (O O V CO N (O O Lc) Lc)- N N N O O \ - \ N N O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - F C-129 Salinity (psu) 21 18 15 12 PA2S1 Salinity and Depth July -August 2021 PCS Phosphate rl� 50 — 40 i V rile\ j%‘,...."-AA-4-10%, - 30 — 10 N N N N N N N N (71 N (() a) M f� Lc)O) (NI (O N N N - Date N - N - N CO N (o - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - IY C-130 Salinity (psu) 21 18 15 12 PA2S1 Salinity and Depth September -October 2021 PCS Phosphate N N N (71 N U) O) M f— a) a a N - N - N - N - N LC) O) CO r-- N— N N O O Date 0 LC) N - N - N ) M r- - N N O 50 — 40 '— 30 20 10 0 (71 O t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N W O) O) N - N - N - N - N L() a) co r-- N— (V (V O O a) a)- O LC) W N .c..71 N (M r— N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - C-131 Salinity (psu) 21 18 — 15 12 — 9 — 6 — 3 — 0 PA2S1 Salinity and Depth November -December 2021 PCS Phosphate 50 — 40 — 30 — 20 — 10 N N N N N N N N LC) 6) Cl N- U O) N N N N N N a) N- N N N Date N N N N N L) co a) N- N N C7) 0 s a 0 Depth (inches) Salinity (psu) 30000 28000 v 26000 24000 22000 20000 m 18000 0 16000 14000 d 12000 1 10000 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N C) N- N N N v.) N- N N N N N N N N N N .- .- N N C Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-132 Salinity (psu) 21 18 15 12 9 — 6 — 3 — PCS1 Salinity and Depth January -February 2021 PCS Phosphate — 80 N O N 0) N ITO- o N N O) N N N Date N co N N O N Ay — 70 — 60 — 50 N N N • W N N N N N \ivi I N CO N N 40 — 30 — 20 — 10 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 I I , I iU I., I! .,-I -I .—I , I , I N N N N N N U O) C) N- s- N N O N W N N N N N (0 N N O N N N E. N N N N N CO N N N N Rainfall Tar River average daily discharge at Greenville, NC C ca C ct C-133 Salinity (psu) 21 18 15 12 - 9 6 - 3 - PCS1 Salinity and Depth March -April 2021 PCS Phosphate 80 70 60 • 50 C - 40 a) 30 C1 - 20 - 10 N M N W M LC) N W Date N N N - Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 N 22000 r 20000 • 18000 v 16000 14000 d 12000 a1 10000 8000 v 6000 rn 4000 0 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N N N N N N U) U) O) N (O M co M N N N V V CO CO CO CO CO N N N V CO V V V Rainfall Tar River average daily discharge at Greenville, NC 2.5 2 1.5 1 0.5 0 C-134 Salinity (psu) 21 18 15 12 PCS1 Salinity and Depth May -June 2021 PCS Phosphate 80 70 60 50 l 1 - 40 — 30 11o N N N N N N N N N N f- �[) ) N CO N N O CO lf) Date N - N - N CO N CO - N N 0 O M O t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 I.II.I Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N LC) O) LC) (() (() N LC) LC) W N CO (O (O Rainfall Tar River average daily discharge at Greenville, NC O CO 2.5 2 1.5 C 0.5 C-135 Salinity (psu) 21 18 15 12 PCS1 Salinity and Depth July -August 2021 PCS Phosphate �rq 7 80 70 60 eto,-ti\L 40 - 30 rPrt-'20 - 10 N N N N N N N N N N N (71 U) O) M r- C CO O V r- -- r N N N co co r- r- r- Date N - N - N CO N (O - N N O CO 0 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N M r- (C) N N r— r— r— r- N W N CO N co Rainfall Tar River average daily discharge at Greenville, NC O CO 3 2.5 0.5 0 C-136 Salinity (psu) 21 18 15 PCS1 Salinity and Depth September -October 2021 PCS Phosphate — 80 12 -2 9 —I 3 — 0 W 1 N N N N N N N U) O) M r— lfI W N M r- O O W W W W W Date LC) — 70 — 60 (r 50 — 40 — 30 — 20 — 10 0 (7, t a) 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge 30000 28000 26000 24000 22000 20000 18000 — 16000 14000 12000 — 10000 8000 6000 4000 2000 N N N N N N N N N N N N N N N N C) f— U) O) M f— U[) O) M r— N N N 0 0 N N M W W W W W O O O O O O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 0 C-137 Salinity (psu) PCS1 Salinity and Depth November -December 2021 21 18 15 12 �M PCS Phosphate io\ N - N - N - N - N s- W (+) N- N - N U 0) N N N N N - N - N - N - N c') N- if) co c') N- N N N N Date - 80 - 70 60 r 50 - 40 - 30 - 20 - 10 0 N M 'Depth (inches) Salinity (psu) 30000 28000 0 26000 y 24000 22000 ▪ 20000 • 18000 • 16000 14000 d 12000 a1 10000 • 8000 • 6000 4000 a 2000 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N U) O) c) N N N N N 3 2.5 0.5 s I�TkT1�l'~ 0 N N N N N N N) N N N N N - N N c) Lo Rainfall Tar River average daily discharge at Greenville, NC C-138 Salinity (psu) 21 18 15 PCS2 Salinity and Depth January -February 2021 PCS Phosphate 12J4 6 3 0 f i J j 50 40 30 - 20 - 10 N N N O O N N N N if)0) N N N N N Date N N N CO O N N N N N O N N7. N N N CO N N s a 0 Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 I N Lo Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge Iu Iu Iv,-+•••• I•,•I-,uI .1 '1 1 ,�I ,�1 , I111 1� I I I N 0) N N N N C) N- N N O N N N N ) N CO 0 N N N N N N N CO N N N N Rainfall Tar River average daily discharge at Greenville, NC C-139 Salinity (psu) 21 18 15 12 9 - 6 - 3 - PCS2 Salinity and Depth March -April 2021 PCS Phosphate 50 - 40 - 30 - 20 - 10 N N N LC) ) (M CO CO N N N N N N M r- (C) W N - N N N V M M co M M Date N O V t a) 'Depth (inches) -Salinity (psu) 30000 28000 • 26000 y 24000 N 22000 r 20000 ▪ • - 18000 v 16000 14000 d 12000 — a1 10000 t 8000 ✓ 6000 — rn 4000 2000 — Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N O) M N--N=(C) (h N N (M M M M W N N N N (o V V N O N N V CO V V V Rainfall Tar River average daily discharge at Greenville, NC N O V 3 2.5 2 1.5 1 0.5 C-140 Salinity (psu) 21 18 15 12 - 9 -r 6 3 0 PCS2 Salinity and Depth May -June 2021 PCS Phosphate N N N N N N N N N N �f) 0')M r- �[) CS) N (O - N N N CO CO(fI lfI lfI lfI 1:6 Date N - N - N CO N CO - N N O 50 40 30 c t a a) 20 0 10 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge 0 I I I N N N l() U) (f) N N N M r- - N lf) lfI if) N - N N N N N N - N - N - N (f) ) N (O O V CO N (O O N N O O - N N M Rainfall Tar River average daily discharge at Greenville, NC 2.5 0.5 C-141 Salinity (psu) N N LC) r- PCS2 Salinity and Depth July -August 2021 N- PCS Phosphate LC) N N W N r Date N N CO O N V O N N CO N O CO 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge Rainfall Tar River average daily discharge at Greenville, NC C-142 Salinity (psu) 21 18 15 12 6 PCS2 Salinity and Depth September -October 2021 PCS Phosphate 3 - 0 N W N N N N l() ) M r- W W N N W N - N - N - N - N LC) O) CO N- N- N N O O W W NN O - Date LC) N - N - N ) M r� - N N O 50 - 40 30 20 10 0 N O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N 6) a) o N N W N - N - N - N - N LC) O) CO N- N- N N O O a) a) N- N O LC) W N N N (M r- N N M O O O Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 - F C-143 Salinity (psu) 21 18 15 12 PCS2 Salinity and Depth November -December 2021 PCS Phosphate 1 50 - 40 30 - 20 - 10 N N N N N N N N LC) 6) C) h U O) N N N N N N c') h N N N Date N N N N N U) co a) N- N N C71 CV CV N 'Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 22000 20000 18000 16000 14000 d 12000 a1 10000 8000 6000 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Porter Creek Rain Gauge N N N N N N N N N N N N N N N N U ) cC) N- if) O) r) N- U O) cC) N- N N N N N N N 2 \ \ N N N N N N Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 0 C-144 Salinity (psu) PS1 Salinity and Depth January -February 2021 4 I .l o PCS Phosphate N N N N N N N N N s- l0 O) C D n O O) N s- s- N N N N Date ,* 50 - 40 - 30 - 20 - 10 N N N N N O O • ao N N 7. N N N N N N CO N N Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N N O N r N N N N to N N N N CO N N N O N N `71- N O N N N N N Rainfall Tar River average daily discharge at Greenville, NC N CO N N C-145 Salinity (psu) 21 18 PS1 Salinity and Depth March -April 2021 PCS Phosphate 15 - 12 —I 9 — 6 — 3 — N W N W Date N - N N N N N • o0 N (O O N N co V V V V V — 50 — 40 - 30 — 20 — 10 0 t a) 'Depth (inches) Salinity (psu) 30000 28000 26000 y 24000 uJ 22000 r 20000 • - 18000 v 16000 14000 d 12000 a1 10000 t moo j 6000 rn 4000 p 200 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N N l[) O) M c' c') N N N N N N N (71 �[) W (NI (O O_ V coN N N V V M M M N N N Rainfall Tar River average daily discharge at Greenville, NC 2.5 2 1.5 4— 0.5 0 C-146 Salinity (psu) 21 18 15 12 - 9 - 6 - 3 - 0 PS1 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 r 30 - 20 N N N N N N N N N N �[) 0')M f- �[) CS) N CO LO LO LC)- N N N CO CO LO Date N - N - N CO N CO - N N O CO 10 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 IIIII (f) O) CO LO (f) (f) O t` N L) LC) N CO 3 2.5 2 1.5 1 0.5 I . I-. I.I", I . I . I . II y . 0 N N N N (O O V CO CO (O (O (O N N (O O N N CO CO (O (O Rainfall Tar River average daily discharge at Greenville, NC N N C-147 Salinity (psu) 21 18 15 PS1 Salinity and Depth July -August 2021 PCS Phosphate 12 — 9 !J 6 - 3 - 0 50 - 40 j 30 - 20 r 0 - 10 N N N- N- N N N N (.1 N N N 0')M f� �[) W N (O - N N iz2N Date N - N - N CO N (O - N N 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N W �4 I• I 1-mi• I• I 4• I .—I N N N N N N N r- r- N N O) N N N co •1.1.1•P•P•r•1 N N N N N N O V CO N (O O N N Co Co Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-148 Salinity (psu) 21 18 15 12 PS1 Salinity and Depth September -October 2021 PCS Phosphate 6 - 3 - 0 N N N N N a) a a N N W N - N - N - N - N LC) 0) C) r-- N- N N O O Date 0 LC) N - N - N O) M r- - N N O 50 - 40 - 30 - 20 - 10 0 N 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge N N N N N (71 lf) W co N- W W N W W W N - N - N - N - N U[) W Co r-- s- N N O O O) W s— s O N N N N N 6) C7 r� Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-149 Salinity (psu) 0 PS1 Salinity and Depth November -December 2021 PCS Phosphate it A N N N N N s- lil W (+) N- N N N N N N N N N N N c') N- in co c') N- N N N N Date 50 40 - 30 - 20 - 10 0 N M a CI 'Depth (inches) Salinity (psu) Tar River Average Daily Discharge at Greenville, NC, and Huddles Cut Rain Gauge 28000 7.5 26000 — 7 d 24000 — 6.5 y 22000 20000 — 5 5 '� 18000 — 5 = m 16000 — 4.5 14000 — 3.5 = d 12000 — 3 = a1 10000 — 2.5 'Fs 8000 — 2 C' v 6000 1.5 y 4000 1 2000 0.5 0 -ter. 'r�'TK.T.T.•T` o N N N N N N N N N N N N N N N u) a) C) N- if) O) M N- in O) cf) N- N N N N N N N c% \ \ N N N N N N Rainfall Tar River average daily discharge at Greenville, NC C-150 Salinity (psu) 21 18 15 12 — 9 — 6 — 3 SC1S1 Salinity and Depth January -February 2021 PCS Phosphate MI iITflTL1Tfl± N Date N 00 N N N N N N O N N - 50 - 40 30 — 20 10 0 a CI Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 —_ 4000 2000 Jj-_ 0 I I� I� ,'I�,�I I 1.. N N N N Lc) ) M N r N N N N N 0) N N N N N O N E N N 00 N Rainfall -Tar River average daily discharge at Greenville, NC 2.5 2 1.5 0.5 0 c C-151 Salinity (psu) 21 18 15 SC1S1 Salinity and Depth March -April 2021 PCS Phosphate 12I 6 - 3 - 0 - 50 - 40 v41- - 30 L- a) - 20 - 10 N N N N N N N N N N t` lf) ) N (O M M M N N N V V M M M M C') Date N - V 0 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 N 22000 r 20000 ▪ • - 18000 v 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 N 4000 C1 2000 — 0 1 1 .►i 1 1 1 1 -A 1 N. 1 iiii N N N N N (71 N N- (() a) co N- (f) M CO M N N CO CO n M Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge W 1 • 4 • 1 N N N N N (O O_ "I'V V V V - V N V Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 - re C-152 Salinity (psu) 21 18 15 12 SC1S1 Salinity and Depth May -June 2021 PCS Phosphate 6 - 3 - i -h7TLI ?ffi± r 11 I, 0 - 50 - 40 30 20 - 10 N N N N N N N N N �[) ) N (O • N N N LC) Date N - N - N - N CO N (O O - N N CO 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N (() (() N W (() N LC) LC) N W N N CO CO O CO Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-153 Salinity (psu) 21 18 15 12 6 SC1S1 Salinity and Depth July -August 2021 PCS Phosphate - 50 - 40 - 30 t Q t 20 p - 10 N N N N N N N N N N (() a) M r` Lc) 6) CV (O N N N - Date N - N - N CO N CO - N N 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N r` r` Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N M r` LC) W N CO co CO Rainfall -Tar River average daily discharge at Greenville, NC - (73 C-154 Salinity (psu) 21 18 15 12 - 9 6 - 3 - SC1 S1 Salinity and Depth September -October 2021 PCS Phosphate 7 50 40 30 1 20 N N N LC) ) W W W N N W N - N - N - N - N Lc) a) co r` N N O O W W N O N- Date LC) N - N - N ) M r` - N N O - 10 0 (7, 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) W Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W W N N W N - N - N - N - N Lc) a) co r` N N O O O) W N- N O LC) W N - N M f- N N M O O O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - F C-155 Salinity (psu) 21 18 15 SC1S1 Salinity and Depth November -December 2021 PCS Phosphate 6 - 3 - 0 LC) M N N N W N Date LC) W N N 50 40 30 t -20 p - 10 0 N M 'Depth (inches) -Salinity (psu) 30000 28000 v 26000 N 24000 22000 4- 20000 18000 t. 16000 14000 a1 12000 10000 8000 6000 4000 6 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge LC) 1, N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 C-156 Salinity (psu) 21 18 15 12 9 6 - 3 - SC1S2 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 N4 F - 30 20 - 10 N N N N lf) 6) N N N N N Date N N N CO O N N N N 00 N N N N N N O N N a CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 —_ 4000 2000 f -0 I I I� I I I I I �� 1.1 N N N N N N O) CC) N- \ N N CO o N F-r- ti 1 1. 1. 1,' 1 N N 00 N N N N N CO N N 'FN. N Rainfall —Tar River average daily discharge at Greenville, NC 2.5 2 1.5 0.5 0 C-157 Salinity (psu) 21 18 15 12 6 SC1S2 Salinity and Depth March -April 2021 PCS Phosphate N N N N N N N N N N t` lf) O) N (O M M M N N N V V M M M M C') Date N (7, 50 40 30 20 10 0 'Depth (inches) —Salinity (psu) 30000 28000 26000 y 24000 N 22000 r 20000 — "7 18000 — ✓ 16000 14000 d 12000 a1 10000 - t 8000 ✓ 6000 — N 4000 - p 2000 — 0 1 1.1 1 . 1 . 1 . 1 1 . 11 . Il 1 . 11,11 V11 . 1 . 1 . 1 . 1 11 1 .■1 . 1 .�I N N N N N N N N N N N N N (C) O) M N- (O) N 0O ,r o0 co coN N) N c, M M M M Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 0 • re C-158 Salinity (psu) 21 18 15 12 SC1S2 Salinity and Depth May -June 2021 PCS Phosphate 50 - 40 ..M N N N (1.71 N N N N N N (71 N N - N - N �[) ) L) O) N (O O V CO N (O - N N \ - N N (() l- [) Lc) lf) () () Date - 20 - 10 O CO 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge 0 1 N (71 N (f) ) LC) (() (() (7, LC) N - N (f) O) N N N N O CO Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-159 Salinity (psu) 21 18 15 12 SC1S2 Salinity and Depth July -August 2021 PCS Phosphate 110 N N N N N r` f- f- N - N N N N N N - N - N U[) ) N CO O V CO N CO N N - N N Date O 50 40 0 t r 20 0 10 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N N r` r` Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge LC) W N CO N co O N CO O Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 4- (73 C-160 Salinity (psu) 21 18 15 12 SC1 S2 Salinity and Depth September -October 2021 PCS Phosphate - 60 - 50 - 40 V • 74ti N N N N N a) a a N N W N - N - N - N - N Lc) a) co r` N— N N O O W W N O N— Date LC) N - N - N O) M r` - N N O 30 20 10 0 (7, 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N 0) N LC) Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge a) W N N W N - N - N - N Lc) a) co r` N N O O O) 0) N— N O LC) N - N - N O) M f- N N (M O O O Rainfall -Tar River average daily discharge at Greenville, NC C-161 Salinity (psu) 21 18 15 12 SC1S2 Salinity and Depth November -December 2021 PCS Phosphate 11 A,„,__, J\ .q1K N - N - N - N - N s- 0 W C) r N N - N N N N - N - N - N - N 0") C) r Lc) coN) r N N N N CV- CVN N— Date 50 — 40 — 30 20 — 10 0 N c7) CV i Depth (inches) Salinity (psu) 30000 ^ 28000 0 26000 y 24000 22000 w 20000 m 18000 O 16000 14000 d 12000 a1 10000 t 8000 O 6000 y 4000 a 2000 0 N LO Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N 0) N c) N N 0) N Cr) N N I" — CV N N 0) N c )) N N N Rainfall —Tar River average daily discharge at Greenville, NC C-162 Salinity (psu) 21 18 15 12 - 9 - 6 - 3 - SC1S3 Salinity and Depth January -February 2021 PCS Phosphate - 60 - 50 - 40 1- 30 - 20 - 10 a CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 iti.i.0Oki '.UIV.-i'.UI.i.i.+-r1 N N N N N N N N N N 0) (N N N N N O N N O (N N 00 (N 1•1•1.1 N N N CO N N N N Rainfall -Tar River average daily discharge at Greenville, NC 2.5 0.5 C-163 Salinity (psu) 21 18 15 12 9 - 6 - 3 - SC1S3 Salinity and Depth March -April 2021 PCS Phosphate �11 - 60 - 50 40 30 20 - 10 N N N N N N N N N N U) ) N (O M M M N N N M M M M Date N - 'Depth (inches) —Salinity (psu) 30000 28000 - "' 26000 - y 24000 - to 22000 • 20000 - w] 18000 - ✓ 16000 - • 14000 d 12000 a1 10000 - t 8000 ✓ 6000 — N 4000 — p 2000 — 0 . 1 .■I Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge I . I . I . I I . N. I . ill N N N N N O) VIN- (f) N M C') C) C) W N N V V N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 C-164 Salinity (psu) 21 18 15 12 9 - 6 - 3 - SC1S3 Salinity and Depth May -June 2021 PCS Phosphate - 60 - 50 N N N N N N N N N N lf) O) M f� lf) O) N CO L-) E.]CV CVO O l('I LC) Date N - N N CO N N O - 40 - 30 - 20 - 10 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 (() N LC) L) Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N L) (7, LC) LC) O) N N N co N O O N N N O V CO O O O N N N O Rainfall -Tar River average daily discharge at Greenville, NC C-165 Salinity (psu) SC1S3 Salinity and Depth July -August 2021 W r- PCS Phosphate N W Date N CO N O O 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge .1. N N N N N (f) W M r- r- r- r- r- r- . 1 . 1 . 1 .� . r. r. 1 .. N N N N N N N N N W N COO V CO N (O O N N M CO CO CO CO CO CO Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 1 0.5 C-166 Salinity (psu) 21 18 15 12 9 3 — 0 SC1 S3 Salinity and Depth September -October 2021 PCS Phosphate — 60 50 — 40 30 20 10 N (71 (71 a) a) a) N N W N N N N N U) a) co t` N N O O W W N O N— Date LC) W 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) W Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N W W N N W N N N N N U) a) co t` N N O O O) 0) N— N O LC) W N - N M f- N N 70 O O Rainfall -Tar River average daily discharge at Greenville, NC C-167 Salinity (psu) 6 - 3 - 0 SC1 S3 Salinity and Depth November -December 2021 N N N N N In W r— M PCS Phosphate N N N N N N N N N- a) co r` N— N N N N- Date LC) W r-- 20 10 t a) 'Depth (inches) Salinity (psu) 30000 28000 v 26000 N 24000 22000 20000 18000 t. 16000 14000 a1 12000 10000 t 8000 6000 4000 6 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Bay City Rain Gauge N N N N— LC) W r-- N N N N ) co r` N— N N N N- LC) W r-- Rainfall Tar River average daily discharge at Greenville, NC 3 2.5 0.5 C-168 Salinity (psu) 21 18 15 12 SS1 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 - 30 lj 2 - 10 N N N N N N N N N s- LC) 0) C D n 'Tr') Cis N s- s- N N N N Date N N N • W N N N N N N N N a CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge Iu 1 N 1 1 1 11 1.-1 .-1 1•rl'.-1 1 N N N N - N N N N N N O) N CO O N N N N N N 00 N 1 11 1-.•1 N N N CO N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 C-169 Salinity (psu) 21 18 15 12 SS1 Salinity and Depth March -April 2021 PCS Phosphate 97 6 — 3 — 0 N N N N (f) O) M •••••.,.,. I N N N ( N r— (C) O) N N N V M - M M M Date N V 50 40 30 20 10 0 t a) 'Depth (inches) -Salinity (psu) 30000 28000 26000 y 24000 uJ 22000 r 20000 • - 18000 v 16000 14000 d 12000 a1 10000 t 8000 ✓ 6000 pN 4000 2000 %T� 0 ,I I,ISI I,I,I.1.i .I.I. Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N N M M c, N N (71 N N M M O) N N N V N V N O N V N V Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 05 0 C-170 Salinity (psu) 21 18 15 12 9 SS1 Salinity and Depth May -June 2021 PCS Phosphate 50 — 40 — 30 E t 4S - 20 p N N N N N N N (n In In lf) N N N ) N (O _ ) Date N - N - N CO N (O - N N 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 .-I.I.I.I.I.I 1.1.1 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge W N Rainfall —Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 C-171 Salinity (psu) 21 18 15 12 3 SS1 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 , ,,,,, N N N N N N N N (71 N (() a) M r-- Lc)O) (NI (O N N N - Date 0 t 20 G) — 10 N - N - N CO N CO - N N O CO 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 •- • I • N N r` r` Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N W 1 "-, 1. 1 1. 1. I N N N N M r- lfI N N r- r- r- r- N W N CO co CO Rainfall —Tar River average daily discharge at Greenville, NC O CO 3.5 3 2.5 2 1.5 1 0.5 0 C-172 Salinity (psu) 21 18 15 12 SS1 Salinity and Depth September -October 2021 PCS Phosphate N N N (71 N a) al a N - N - N - N - N Lc) a) co r� N- N N O O W W NN O - Date LC) N - N - N ) M r- - N N O 60 50 40 30 — 20 — 10 0 (71 O t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N N N LC) W 6) 6) W N - N - N - N - N Lc) a) co r� N- N N O O O) W N- N O LC) W N N N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 1 0.5 0 - (73 a' C-173 Salinity (psu) 21 18 15 12 9 — 6 — 3 — 0 SS1 Salinity and Depth November -December 2021 PCS Phosphate 50 — 40 — 30 ++ s �— 20 w 0 — 10 N - N - N - N - N - N - N - N - LC) 6) C) N- U O) - N N N N N N a) N- N N Date N N N N N L) co c') N- - N N C7) 0 Depth (inches) Salinity (psu) 30000 ^ 28000 v 26000 y 24000 22000 ▪ 20000 • 18000 • 16000 14000 d 12000 if 1 10000 • 8000 • 6000 • 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and PA2 Rain Gauge N �) O) N N - N - N - N cn - N c - N - N • N �) N- N N N - N N N N N N N - N N Rainfall —Tar River average daily discharge at Greenville, NC 3.5 3 2.5 2 1.5 0.5 0 C-174 Salinity (psu) 21 18 15 12 TS1 Salinity and Depth January -February 2021 PCS Phosphate 50 - 40 I-30 - 20 - 10 N N N Cr N N N N lf) 6) N N N N N Date N N N ` W N N N N N 0 a CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 - 26000 24000 - 22000 - 20000 - 18000 16000 14000 - 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N N N N O CT N r N N N N N N N • CO O N N N N N N 00 N 1 11 1 1-.•1 N N N CO N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 C-175 Salinity (psu) 21 18 15 12 — 1 6 — 3 — 0 TS1 Salinity and Depth March -April 2021 PCS Phosphate N N N �() ) (M C') C') N N N N N N N r- LO W N CO N N M M C) M Date 50 40 30 20 10 0 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 6000 — 4000 2000 — 0 .1 1 . 1 . 1 . 1 1 . 11 . 1 . 1 . Il 1 .11 . 1 . 1 . 1 . 1°.1 1.1 0,1 N N N N In O) M co C7 M N N N N r- LC) O) N N N M M M M N N N N (O o V 7 N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - a' C-176 Salinity (psu) 21 18 15 12 9 6 3 TS1 Salinity and Depth May -June 2021 PCS Phosphate 14, LC) N W L_ 13 Date O CO 20 50 40 30 C t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 N LC) Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N «) LC) W N N N N CO Rainfall -Tar River average daily discharge at Greenville, NC O CO 3 2.5 2 1.5 1 0.5 F C-177 Salinity (psu) 21 18 15 TS1 Salinity and Depth July -August 2021 PCS Phosphate 50 — 40 12 — 3 — 0 Vw 0 4� - 20 — 10 N N N N N N N N N (71 f- U) O) N (O r- N N Nco co - Date N - N - N CO N CO - N N 0 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 `I I IA 1 1 -P• 1 1 1 1 N N N (71 N N N (() a) co N- ( (71 N I ) Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge W N CO O co O Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 - F C-178 Salinity (psu) 21 18 15 12 TS1 Salinity and Depth September -October 2021 PCS Phosphate 6 — 3 — 0 i N N N N N a) a a N - N - N - N - N LC) O) co r-- N- N N O O W W NN O - Date LC) N - N N N- a) M r- - N (V O 50 40 30 — 20 — 10 0 N O t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N (71 N W O) O) N - N - N - N - N U[) O) co r-- N- N N O O a) a) N- N O LC) W N .c..71 N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - F C-179 Salinity (psu) 21 18 15 12 TS1 Salinity and Depth November -December 2021 PCS Phosphate N N N N C) N Date N N LC ) N 0) 50 40 30 20 10 a, 0 'Depth (inches) Salinity (psu) 30000 28000 0 26000 y 24000 22000 ▪ 20000 • 18000 • 16000 14000 d 12000 1 10000 • 8000 • 6000 • 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N D N N N N N N N N N N N N N N Rainfall -Tar River average daily discharge at Greenville, NC 3 2.5 0.5 0 C-180 Salinity (psu) TS2 Salinity and Depth January -February 2021 PCS Phosphate 21 18 In 15 11 r i I 12 9 6 3 411140104\,_,^ 0 N N N • 0) 11 50 40 Rt 30 — 20 — 10 N N N N lf) 0) N N N N N Date N N N ` W N N N N N N N N a CI Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 N N N N N N N N N N N N N N N O) N (0 0 d- CO N CO N N N N N N N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 0.5 C-181 Salinity (psu) TS2 Salinity and Depth March -April 2021 PCS Phosphate 50 40 30 1- 20 - 10 0 N N N N N N N N N N f- Uf') ) N (O M M N N N V V M M M M M Date N - 0 t a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 6000 — 4000 2000 %T� 0 .11 1 1 S 1 . 1 . 1 . lIlk 1 . ll ■. l 1 .l N N N N (a W M co CO CO N N N N (() O) N N N M M M M N N N N (O O V 7 N N N Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 C-182 Salinity (psu) 21 18 15 12 9 6 3 0 TS2 Salinity and Depth May -June 2021 PCS Phosphate Liu f 50 — 40 — 30 t °- 20 N N N N N N N N N N f- �[) 6)CO N CO CO Lff Lff - N CV CV LO l('I lf) Date N - N - N CO N (O - N N O CO 10 a) 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 0 I I N N N LC) W LC) LC) LC) N LC) LC) W N N N N 00 3 2.5 2 1.5 1 0.5 0 N N CO O N CO Rainfall —Tar River average daily discharge at Greenville, NC - F C-183 Salinity (psu) 21 18 15 12 TS2 Salinity and Depth July -August 2021 PCS Phosphate 1 9 — 6 — 3 — 0 N 1 N W N- LC) N N W N r Date N N CO N O V 65 N N CO N O CO 50 40 30 c 10 0 'Depth (inches) -Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge Rainfall —Tar River average daily discharge at Greenville, NC C-184 Salinity (psu) 21 18 15 12 TS2 Salinity and Depth September -October 2021 PCS Phosphate N N N N N W W 0) N - N - N - N - N LC) O) CO r-- N- N N O O W W NN O - Date LC) N - N N N- a) M r- - N N O 50 — 40 4 v — 30 — 20 — 10 0 N O 'Depth (inches) —Salinity (psu) Discharge (cu.ft./sec.) 30000 28000 26000 24000 22000 20000 18000 16000 14000 12000 10000 8000 6000 4000 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge N N N W O) O) N - N - N - N - N LC) O) CO r-- N- N N O O a) a) N- N O LC) W N .c..71 N (M r- N N M O O O Rainfall —Tar River average daily discharge at Greenville, NC 3 2.5 2 1.5 1 0.5 0 - a' C-185 Salinity (psu) 21 18 15 12 9 6 — 3 — TS2 Salinity and Depth November -December 2021 PCS Phosphate 0 N - N - N - N - N s- Lil W C) N- d� N - N U 0) Date 50 — 40 — 30 — 20 — 10 N - N - N - N U) O) C ) N- a CI 'Depth (inches) Salinity (psu) 30000 ^ 28000 O 26000 y 24000 22000 w 20000 m 18000 • 16000 14000 d 12000 1 10000 t 8000 ✓ 6000 • 4000 a 2000 0 Tar River Average Daily Discharge at Greenville, NC, and Tooley Creek Rain Gauge 3 2.5 2 E 1.5 ca 0.5 I .4., . . 1 I.I•••T-ice . .41 . . i FIB I ."-{— -7.1 0 N N N N N N N N N N N N N N N 0 a) M N- U O) M N- U O) M N- 7 - N N N N N N N (`7 - N N N N N N Rainfall —Tar River average daily discharge at Greenville, NC C-186