NC0036269_Industrial User_20181221

W S 1 \ V ( WATER&SEWER AUTHORITY
OF CABARRUS COUNTY
232 Davidson Hwy,Concord,NC 28027
704.786.1783 • 704.795.1564 Fax
C — Rocky River Regional WWTP
6400 Breezy Lane,Concord, NC 28025
IS0140012004•NC Star Public Sector•OHSAS 180012007 December 21,2018 704.788.4164 • 704.786.1967 Fax
www.wsacc.org
RECEIVED/DENR/DWR
Monti Hassan J A N 0 4 2019
Pretreatment Unit
NCDWQ/PERCS Water Resources
Permitting Section
1617 Mail Service Center
Raleigh,N.C. 27699-1617
SUBJECT: RESCINDMENT OF INDUSTRIAL USER PRETREATMENT
PERMIT NO. 1040—EI INC.
Dear Mr. Hassan:
The Water and Sewer Authority of Cabarrus County (WSACC) is requesting the
Division to delete industrial user pretreatment permit no. 1040 for Ei Inc. from our
pretreatment program. The facility ceased their operation and discharge of process
wastewater into the Rocky River Regional Wastewater Treatment Plant (RRRWWTP) in
September but wanted to keep the permit open in case operations resumed. Recently, the
facilityfiled Chapter 7 and no longer hasplans to re-op
en.
P g Pe
Please find enclosed the allocation table for the RRRWWTP, which has been
amended to remove Ei's effluent limits. If you have any questions, please do not hesitate to
contact me at(704) 788-4164, ext. 112 or [e-mail]
Sincerely,
everly . Metcalf
Environmental,Health and Safety
Compliance Manager
BKM
Enclosure

Workbook Name : AT 12-20-18 Remove Ei - Plant closing, Worksheet Name: AT Printed: 12/20/2018, 1:01 PM
Page 1 of 5
Allocation Table Spreadsheet Instructions:
Headworks last approved: 02/13/18 1)Applicable Values should be entered in the Heavy Bordered cells. Rest of worksheet is protected,password is"2".
2)Formulas are discussed in the Comprehensive Guidance,Chapter 6,Section C.
Allocation Table updated: 12/20/18 3)HWA and AT worksheets in this workbook are linked. Pollutant Names,MAHLs,Basis,and Uncontrollable load in this AT
RRRWWTP
last modified: 12/20/18 worksheet are automatically entered from the HWA spreadsheet. This includes pollutant names in columns AT through BK.
POTW=>RRRWWTP
NPDES# NC0036269
FLOW BOD TSS
Industry Type Renewal Modification Date Permit Limits Permit Limits Permit Limits
RIP INDUSTRY NAMES Permit Pipe of Effective Effective Permit Conc. Load Conc. Load
Count (please list alphebedcly) number number Industry Date Date Expires MOD gal/day mg/1 lbs/day mg/1 lbs/da
1 Americhem 1028 01 Color resin 07/01/17 06/30/22 0.0440 44,00 50.00 28.00
2 BFI Waste Systems 1024 01 Landfill 01/01/15 03/20/18 12/31/19 0.1500 150,000 71.00 101.00
3 Charlotte-Meek. 1031 1-04,06-f Municipal 01/01/15 12/31/19 4.0000 4,000,000
Charlotte-Meek. 1031 05 Municipal 01/01/15 01/12/15 12/31/19 2.0000 2,000,000 4954.00 4128.00
4 CHS-Northeast 1010 01 Hospital 01/01/19 12/31/23 0.0850 85,00d 412.00 465.00
CHS-Northeast 1010 02 Hospital 01/01/19 12/31/23 0.0700 70,000 164.00 214.00
5 City of Concord 1032 01 Water Plt 01/01/17 12/31/21 1.6000 1,600,000II
6 Galvan Indiustries 1029 01 Galvanizing 01/01/15 01/25/16 12/31/19 0.0030 3,000 - 70.00 78.00
7 HeiQ Chem-Tex 1034 01 Textile 01/01/15 12/31/19 0.0200 20,00d 598.00 72.00
8 Heritage-Crystal Clean 1030 01 CWT-Oil 07/01/18 06/30/23 0.0860 86,000 , 7026.00-� 62.00
9 OrganicDyes&Pigments 1043 01 Dyes&Pig
ments�► 07/01/17 06/30/22 0.0030 3,000
10 Owens Corning 1041 01 Furnace Parts Mfg 01/01/19 12/31/23 0.0040 4,000
11 Perdue Farms 1026 01 Poultry 07/01/17 06/30/22 0.5000 500,000 2879.00 375.00
12 Star America 1013 01 Textile 01/01/15 12/31/19 0.0750 75,000 126.00 71.00
13 Stericycle 1039 01 Medical Waste 01/01/15 03/22/16 12/31/19 0.0320 32,000 593.00 156.00
Stericycle 1039 02 Medical Waste 01/01/15 12/31/19 0.0130 13,000
Column Totals=> 8.68501 8,685,000 169431. 5750
Basis=> NPDES Design Design
MAHL from HWA(lbs/day)=> NPDES Permitted Flow=> 26.5000 99455 82879
Uncontrollable Loading(lbs/day)_> 12.6370 27824 36150
Total Allowable for Industry(MAIL)(lbs/day)_> 13.8630 71631 46729
Total Permitted to Industry(lbs/day)=> 8.6850 16943 5750
MAIL left(lbs/day)_> 5.1780 54688 40979
Percent Allow.Ind.(MAIL)still available(%)=> 37.4% 76.3% 87.7%
Percent MAHL still available(%)_> 19.5% 55.0% 49.4%
5 Percent MARL(lbs/day)=> 1.3250 4973 4144
HWA.AT
Revised:November 2005

Workbook Name : AT 12-20-18 Remove Ei - Plant closing, Worksheet Name: AT Printed: 12/20/2018, 1:01 PM
Page 2 of 5
Allocation Table
Headworks last approved: 02/13/18
Allocation Table updated: 12/20/18
Permits last modified: 12/20/18
Pores.,RRRWWTP
NPDESik> NC0036269
Ammonia ' Arsenic Cadmium Chromium Copper Cyanide
Industry Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load
Count (please list aiphabeticly) number number mg/1 lbs/day mg/I lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day
1 Americhem 1028 01 0.50
2 BFI Waste Systems 1024 01 194.96 0.0150) 0.0700 0.0580
3 Charlotte-Meek. 1031 1-04,06-(, 1
Charlotte-Meek. 1031 05 600.00)
4 CHS-Northeast 1010 01 A 27.31 ��
CHS-Northeast 1010 02 A 17.46
5 City of Concord 1032 01
6 Galvan Indiustries 1029 01 11.28
7 HeiQ Chem-Tex 1034 01 29.45
8 Heritage-Crystal Clean 1030 01 75.74 0.4870 0.3493 0.3010 0.2159_
9 Organic Dyes&Pigments 1043 01
10 Owens Corning 1041 01 0.1300 0.0043 0.7300 0.0244 0.1100 0.0037
11 Perdue Farms 1026 01 91.50
12 Star America 1013 01 40.23 _
13 Stericycle 1039 01 15.36 �� 0.2470
Stericycle 1039 02
Column Totals=> I 1104 0.0000 0.0193 I 0.4193 I 0.5452 I 0.0037
AS/Nit/IF Stream Stream AS/Nit/TF AS/Nit/IF
Basis=> Design inhibition Std Std inhibition inhibition
MARL from HWA(lbs/day)=> 6630.30 16.1978 1.6769 72.8148 89.0027 14.0921
Uncontrollable Loading(lbs/day)=> 3066.92 0.3162 0.3162 5.2696 6.4289
Total Allowable for Industry(MAIL)(lbs/day)_> 3563.38 15.8816 1.3608 67.5452 82.5738 #VALUE!
Total Permitted to Industry(lbs/day)_> 1103.79 0.0000 0.0193 0.4193 0.5452 0.0037
MAIL left(lbs/day)=> 2459.59 15.8816 1.3414 67.1259 82.0285 #VALUE!
Percent Allow.Ind.(MAIL)still available(%)_> 69.0% 100.0% 98.6% 99.4% 99.3% #VALUE!
Percent MARL still available(%)_> 37.1% 98.0% 80.0% 92.2% 92.2% #VALUE!
5 Percent MARL(lbs/day)=> 331.52 0.8099 0.0838 3.6407 4.4501 0.7046
HWA.AT
Revised:November 2005
.

Workbook Name : AT 12-20-18 Remove Ei - Plant closing, Worksheet Name: AT Printed: 12/20/2018, 1:01 PM
Page 3 of 5
Allocation Table
Headworks last approved: 02/13/18
Allocation Table updated: 12/20/18
Permits last modified: 12/20/18
POTW=>RRRWWTP
NPDEStt> NC0036269
Lead Mercury Molybdenum Nickel Selenium Silver
Industry Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits • Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load
Count (please listalphabeticly) number number mg/1 lbs/day mg/1 lbs/day mg/I lbs/day , mg.k/1 lbs/day mg/1 lbs/day mg/1 lbs/day
1 Americhem 1028 01
2 BFI Waste Systems 1024 01 0.0350 0.0700
3 Charlotte-Meck. 1031 1-04,06-(
Charlotte-Meck. 1031 05
4 CHS-Northeast 1010 01
CHS-Northeast 1010 02
5 City of Concord 1032 01
6 Galvan Indiustries 1029 01
7 HeiQ Chem-Tex 1034 01
8 Heritage-Crystal Clean 1030 01 0.1720 0.1234 0.4500
9 Organic Dyes&Pigments 1043 01
10 Owens Corning 1041 01 0.1600 0.0053
11 Perdue Farms 1026 01
12 Star America 1013 01
13 Stericycle 1039 01
Stericycle 1039 02
Column Totals=> 1 0.15841 I 0.000000] 0.00001 0.5200 0.0000 l 0.0053
Stream AS/Nit/TF AS/Nit/TF
Basis=> Std Stream Std inhibition inhibition
MARL from HWA(lbs/day)=> 17.7369 0.055804 43.4941 35.2302
Uncontrollable Loading(lbs/day)_> 5.1642 0.016863 2.2132 0.2529
Total Allowable for Industry(MAIL)(lbs/day)=> 12.5727 0.038941 41.2809 #VALUE!
Total Permitted to Industry(lbs/day)=> 0.1584 0.000000 0.0000 0.5200 0.0000 0.0053
MAIL left(lbs/day)_> 12.4143 0.038941 40.7609 #VALUE!
Percent Allow.Ind.(MAIL)still available(%)_> 98.7% 100.0% #VALUE! 98.7% #VALUE! #VALUE!
Percent MAHL still available(%)=> 70.0% 69.8% #VALUE! 93.7% #VALUE! #VALUE!
5 Percent MAHL(lbs/day)=> 0.8868 0.002790 2.1747 1.7615
HWA.AT
Revised:November 2005

Workbook Name : AT 12-20-18 Remove Ei - Plant closing, Worksheet Name: AT Printed: 12/20/2018, 1:01 PM
Page 4 of 5 1
Allocation Table
Headworks last approved: 02/13/18
Allocation Table updated: 12/20/18
Permits last modified: 12/20/18
Pores=> RRRWWTP
NPDESit=> NC0036269
Zinc CBOD COD Beryllium Acetone Ethyl Acetate
Industry Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load Conc. Load
Count (please listalpbabeticly) number number mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 , lbs/day mg/1 lbs/day
1 4merichem 1028 01 176.00
2 BFI Waste Systems 1024 01 0.3600 809.00
3 Charlotte-Meck. 1031 1-04,064
Charlotte-Meek. 1031 05 11146.00 _
4 CHS-Northeast 1010 01 715.00
CHS-Northeast 1010 02 345.00
5 City of Concord 1032 01
6 Galvan Indiustries 1029 01 0.8000 199.00
7 HeiQ Chem-Tex 1034 01 0.3000 _ 1377.00
8 Heritage-Crystal Clean 1030 01 4.4600 3.1989 16453.00
9 Organic Dyes&Pigments 1043 01
10 Owens Coming 1041 01 _
11 Perdue Fanns 1026 01 1.7260 4920.00' _
12 Star America 1013 01 �i 659.00
13 Stericycle 1039 01 ` 0.8570 1255.00
Stericycle 1039 02
/'''' -
Column Totals=> I 7.2419 0.00 38054.00 I 0.001 1 0.00 0.00
AS/Nit/TF
Basis=> inhibition Design Design Stream Std
MAHL from HWA(lbs/day)=> 271.0019 ######### ######## 4.6826
Uncontrollable Loading(lbs/day)=> 18.7599 ######### 75144.91 0.1370
Total Allowable for Industry(MAIL)(lbs/day)=> 252.2420 25862.13 74036.84 4.5455
Total Permitted to Industry(lbs/day)_> 7.2419 0.00 38054.00 0.0000 0.0000 0.0000
MAIL left(lbs/day)_> 245.0001 25862.13 35982.84 4.5455
Percent Allow.Ind.(MAIL)still available(%)=> 97.1% 100.0% 48.6% 100.0% #VALUE! #VALUE!
Percent MARL still available(%)_> 90.4% 43.0% 24.1% 97.1% #VALUE! #VALUE!
5 Percent MARL(lbs/day)=> 13.5501 3005.74 ######## 0.2341
HWA.AT
Revised:November 2005

Workbook Name : AT 12-20-18 Remove Ei - Plant closing, Worksheet Name: AT Printed: 12/20/2018, 1:01 PM
Page 5 of 5
Allocation Table
Headworks last approved: 02/13/18
Allocation Table updated: 12/20/18
Permits last modified: 12/20/18
PoTw=>RRRWWTP
NPDES > NC0036269
Isopropyl acetate Methylene chloride N-Amyl acetate
Industry Permit Limits Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc. Load Conc. Load Conc. Load
Count (pka a use a�pheba ar) number number mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day
1 Americhem 1028 01
r——
2 BFI Waste Systems 1024 01 •
3 Charlotte-Meek. 1031 1-04,064
Charlotte-Meek. 1031 05
4 CHS-Northeast 1010 01
CHS-Northeast 1010 02
5 City of Concord 1032 01
6 Galvan Indiustries 1029 01
7 HeiQ Chem-Tex 1034 01
8 Heritage-Crystal Clean 1030 01
9 Organic Dyes&Pigments 1043 01
10 Owens Corning 1041 01
11 Perdue Farms 1026 01
12 Star America 1013 01
13 Stericycle 1039 01
Stericycle 1039 02
Column Totals=> 0.000) 0.001 0.0000
Basis=>
MAHL from HWA(lbs/day)_>
Uncontrollable Loading(lbs/day)_>
Total Allowable for Industry(MAIL)(lbs/day)_>
Total Permitted to Industry(lbs/day)_> 0.0000 0.0000 0.0000
MAIL left(lbs/day)_>
Percent Allow.Ind.(MAIL)still available(%)_> #VALUE! #VALUE! #######
Percent MAHL still available(%)_> #VALUE! #VALUE! #######
5 Percent MARL(lbs/day)_>
HWA.AT
Revised:November 2005