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HomeMy WebLinkAboutNC0031577_WASTELOAD Allocation_19860326NPDES DOCUMENT SCAMMINO COVER SHEET NPDES Permit: NCO031577 White Oak Estates WWTP Document Type: Permit Issuance Wasteload Allocation Authorization to Construct (AtC) Permit Modification Complete File - Historical Correspondence Speculative Limits Instream Assessment (67b) Environmental Assessment (EA) Permit History Document Date: March 26, 1986 This do40M eaN t Im printe& oa rex" a paper - igmore ml y caontent on tlxe rerwesrse side NPDES WASTE LOAD ALLOCATION Engineer I Da a Ki // ���� ///TI�,, / T;;�Ov Facility Name: WT� K SU8P1 /s 0 waaw A���QOl�i�iclV F Date -Zl-� �" • Existing Proposed O Permit No.: II/GD03/r77 14. ,68 Pipe No.: _ �(i % _ County: ,SL• Design Capacity (MGD) : $, ,17_ Industrial (.% of Flow) : "r D Lbmestic (% of Flow) • QQ � Receiving Stream: Class: Sub -Basin: - 57-0Z Reference USGS Quad: OF 4- (Please attach) Requestor: S f pg;ItF. Regional Office FEZ L Gl/YJ (GLL dellne limitations, if applicable, are to be listed on the back of this form.) Design Temp.: s 1 r Drainage Area (mil):�02, Avg. Streamflow (cfs): 7Q10 (cfs) Winter 7Q10 (cfs) 30Q2 (cfs) Location of D.O. minimum (miles below outfall): Velocity (fps): 1.()06-U A&u) = _ f) � rncl Slope (fpm) Kl (base e, per day): K2 (base e. Der day): Effluent Characteristics Monthly Average @"RW@ff FS 1 00 CM S lr� Ms X34 60 M Allocation Allocation IWA5te-AAA) = . lOZ Mqd Effluent Characteristics 'ontnly [.verage 1.t1ryc,tc•+ 5 o (A s(;CO)o 1. L11 Mw�.4 D� 0 Comments : / etA7"� - kleo) ` i�-t.t l v G-{,I Q wnzirriation O Prepared By: Reviewed By: Date: 02� tV . . . ' ~ ' Reouest No. 2 2853 - --' - - - .... .... .... -- S ELOAD ALLOCATION APPRO 4L FORM ------------- cl 3 3' ame ~ WHITOA SUBD 6MVT C K c i iog St'eam ` "THEA9T RP k qtr o 1' Sit a i � 033502 A LOk «�m. i n] O'fAc � WIR' ' ~4D' e : A.` E -~44� 'si' ge rea (.e 1) � 12 - ` 10 cfs� t 1^4 . ter /010 cfs/ ' `2 (c' ` - -' - - ----- ----- - 'ECOMMENDED EFFLUENT LIMITS -------------------------- ~ mnm«er - - 'Mfe� yN4/ )v'Y1fc(l flo. mgd) 08 08 .12 - 7 OD (mg/1) 16 24 15 11.3 As nr Qvra-e (mg/ 6 4 5 13 � z e x I 1^/1/ 5 5 5 ' > ^ 6.8-6,5 6'8-8,5 6 8-8^5 6~8-8 5 � a l form ( 1 ��m: 1 � OO 1000 10' 10 10 1 30 3O 30 3 ----------- --- ------- ------- CJM7E TS ----------------------------------- -- ------ ------ -- ----------------------------------------- L S PRO'OSED > EXI TINS ( NEW ( MlTS RE R V SION ( VF'RMA .ON } OF THOSE PREVIO SLY lSSUE __- ________ ____________________ . C �NCED BY, -�-------- - ---- -7- �- n IEVED By,' S P` R T[CH, UP OR JVAEK N`L PE VI.OR P I ' MANAGE 4-44----DATF �# M�� �°~. ncC\���L D�FK� $0LM\NGTON "^- DON I k , -- - 1-1 08 rog d Md A 30 5 -(5 � Uj AA� ffie&l 7C-iq ailz rQ11, 1,2 T.5 5 J o '"')5- ,5Z( ) t.� "r = / 3 IYH3,-y 5, 0() = 5- ('OU.4 --nO C�4) Qkrr z a C / f a r &psr? BPS 5?�oa(��� 00& f'a . . . 1 w H I T E O . SUBD xAAE OF E~T ^ / ' � NOV "!.T CREEx ]EPT� 0 F El WID"., 20 ~O FEET JL01 ^ 69 Ef007 CUB! FEET R['HWA'ER I`FLOW ,40 FS WA TATER FLOW 118 zGD -1 BOD OF WASTE 4 . hG'L it AL VELD I Y :.01 KNOTS " S- EC- O- AREA t !°00 SQ^ T VEC{ VE YEL. 1 ,0 MI DAY DlSPER k , O^O SQ^MI./DAY ' O 43 PER DAY � 0^3 PER DAY D 4\ D[TFAL_ -,16,9304814; MG/L. J,O^ AT OU FA'L = 14448809112 MG/L LEOlNT WSRE4M OD 2^16 1 02 O^49 23 V / 0.05 « 02 �1,O1 O1O1 O.00 0~O0 UPSTREAM D^O, 4^94 5^1-7 5.45 5,67 5.61 5.89 5^9� 5~97 5~98 5.99 6^OO lLEPO� DOWNSTREAM BOB DOWNSTREAM DO 0.... 206 4~94 0,10 1.22 5,01 O O O^68 5^23 0 30 008 5^44 O 22 5^62 4.50 0.12 5~75 o, 'O 007 5^84 0.7 0.04 5^90 8O O 02 503 ` 9O 0^01 506 l 00 0^01 507 ..STELPAD ALLO ATION FOR WHITE OAK SUBD 16 40 MG/L . ..' . ' NoME OF ES`UARY DEPTH IDTM VLUME F E�.HWATER INFLOW A STEWA ER FLOW ULT. BOD OF WASTE x TIDAL VELOCITY ROSE -SECTION AREA 4 VECTlVE VEL, DISPERSION k� | 'HITE' �' ' SbiD � NORTHEAST CREEK 1 8^00 FEET 1 200.00 FEET 1,690Ef007 CUBIC FEET � 1^4O CFS � O^18 MOD � 122^00 MG/L 0.01 KNOTS � 160000 SQ~FT^ | 0~02 MI/DAY � O^O1 SQ~MI^/DAY s 0^43 ER DAY � 0^43 PER DAY TOD AT OUTFALL = 3^93090922089 MG/L. ~ , AT OUTFALL = 5^0808256644 MG/L IL. DINT UPSTREAM BOB UPSTREAM B.O. 0~00 3 93 5~08 -O 10 1,86 5^49 0~88 6°00 0.42 6~39 -'^4O 0^20 065 - ^50 0^09 6,80 - 00 O 04 6^89 -0^ O 0^02 6^94 0.8 O01 6^97 -0190 000 6,98 -11010 000 609 MILEPOI T DOWNSTREAM BOD DOWNSTREAM DO 000 303 5^08 0,11) 2^21 5,21 0~20 1^24 5°59 ` 3O 0^70 5^98 V 40 0^39 6^30 O^.O 0^22 6.54 0^60 0^12 6^70 0^70 0.07 6^81 0^80 0^04 6^88 90 0.02 6.93 1 OO 0101 6^95 THE WA TEL!4D ALLOCATION FOR WHITE OAK SUBD 18 122 MG/L ^ht Or mSTu^ to hi I T1 u L 1 `;' S A ER NFLOW AnEVIL FLOW l; O' OF WASTE I 'L ELOCITY ~R,SECTION AREA 'CT E VEL, IS,ER ON /. � � WHITE OAK SURE! | NORTHEAST CREE� 1 8.00 FEET � 2 0.0 FEET 1 1 690Ef00 CUBIC FEET � 1 40 CFS 1 .22 MGD � 35^0, MG/L � 0,01 KNOTS � 600^00 SQ^FT^ 1 0.02 MI/DAY � 0^01 GQ^MI^/DAY 0^43 PER DAY � 0.43 PER DAY OI AT UUTFALL = 2^22044821641 MG/L {^O^ AT OUTFAL = 4 91783279213 MG/L LEPOINT UPSTREAM BD UPSTREAM D~O, 0^00 2^22 4,92 0,10 1.05 5,15 0^ 0~49 5,44 0 .O 0^23 5.66 —3~ O,11 5^81 — 5. 2 05 5,89 O 6 O 02 504 — ^ O O^O1 5^97 O 80 0^01 5^98 -O 10 0,OO 5^99 — O O~OO 6~00 MILEP0I4l DOWNSTREAM BOD DOWNSTREAM DO O~OO 2^22 4^92 0,1O 1^25 4,99 O 20 0^71 5^20 O 30 0^40 5^42 0'40 0^22 5^60 0^50 0^13 5^74 O 6 007 5^83 ^70 004 5^89 0 8O 0^02 5^93 0 90 0^01 5^96 1^00 0^01 5^97 THE W S7ELOAD ALLOCATION FOR WHITE OAK SUBD IS 35 MG/L ' .HKG'R ' nonE 6P ESTUARY EPTh ]DTH CUM:. cR�SHWATER INFLOW »STEWA ER FLOW U To BOB OF WASTE MAX TIDAL VELOCITY CROSS-SECTION AREA 0VECTIVE 'EL. DSPERSIU' <1 K2 : WHITE O'K SOD | NORTHEAST CREEK 2 8^00 FEET � 200^00 FEET 1,690Ef007 CUBIC FEET � 1^4O C F S 1 O^22 MGD 2 100.00 MG/L | 0.01 KNOTS � 1600^00 SQ^FT^ � 0^02 MI/DAY � 0,01 SQ~MI^/DAY 0,43 PER DAY � 0^43 PER DAY BOD tT OUTFALL = 3.93321086533 MG/L~ D.G. A7 OUTFALL = 5.08211676085 MG/L MILEPQINT UPSTREAM BOD UPSTREAM D^O^ O^OO 3^93 5^08 -0^10 1,86 5^5O -0~2 0^88 6^01 -0,30 0^41 6^40 -O^�O 0.20 6^65 9 50 0109 6,81 -0^6 0^04 6~90i -0.70 0.02 6^94 -O~8 O,O1 6.97 -' 190 O OO 6,98 -1.00 O^OO 6^99 MILEPOI T DOWNSTREAM BOD DOWNSTREAM DO O^OO 3^93 5^08 0,10 2,22 5^20 0~20 1~25 5,59 0530 0^71 5,98 ^40 0^40 6,30 050 0,22 6^53 0^60 0^13 6,70 O,7 0^07 6^81 O 8O 0.04 6~88 0.901 0.02 6.92 1^00 0^01 6,95 V THE WASTELOAD ALLOCATION FOR WHITE OAK SUED IS 100 MG/L