NC0024333_20180412_Industrial User

..,.
onroe
North Carolina
April 12, 2018
Mr. Monti HassanE�RID\NR
NCDWR PERCS Unit RECEI eDit
1617 Mail Service CenterAPR 201
Raleigh,NC 27699-1617
water
gectwo
P
CERTIFIED MAIL
RETURN RECEIPT REQUESTED
Dear Mr. Hassan:
Please find enclosed for your review a copy of IUP No. CM-15 for ATI Allvac facility reflecting
a permit modification, for limit changes for Chromium and Nickel. Also enclosed is the 40 CFR
471 calculations, IUP modified pages, and an updated Allocation Table.
Should you require additional information please do not hesitate to call me at(704)-282-4632.
Respectfully,
Kevin Keesler
Pretreatment Coordinator
C: WWTP/IUP file
I:\8040 WWTP and Collection\Pretreatment program\NCDENR\Correspondence
City of Monroe o PO Box 69 + Mom oe,NC 28111-0069
Fel [phone] . Fax [phone]
www.monroenc.org

North Carolina
April 12, 2018
Mr. Joe Hinlde
EHS Manager
ATI Allvac
2020 Ashcraft Avenue
Monroe,North Carolina 28110
CERTIFIED MAIL
RETURN RECEIPT REQUESTED
Dear Mr. Hinkle:
Please find enclosed herein the pages reflecting a modification to include a decrease to the
concentration limit of Chromium and Nickel for pipe 01 of Industrial User Permit CM-15
authorizing ATI Allvac to continue to discharge wastewater to the City of Monroe sewer system
for further treatment at the City of Monroe Wastewater Treatment Plant through June 30, 2019
and specifying the conditions governing this discharge. Please replace the old pages of IUP CM-
15 with the enclosed, and keep the old pages on file with current permit. All other pages of CM-
15 remain in effect. Please review this entire permit carefully in order to meet all requirements.
Consistent with the provisions of§ 52.051 of the City's Sewer Use Ordinance,the terms and
conditions of this permit are binding upon the industrial user.
Should you require additional information please do not hesitate to contact me
Respectfully,
Kevin Keesler
Pretreatment Coordinator
c: WWTP/IUP file
I:\8040 WWTP and Collection\Pretreatment program\Industries\ATI Allvac
City c., ,1onzoe ^ PO Box 69 a Monroe,NC 28111-0069
(e1 [phone] T Fax [phone]
www.monroenC.org

City of Monroe WWTP
Municipality Name
hereafter in this permit to as the
Control Authonty
PERMIT
Industrial User Pretreatment Permit(IUP)
To Discharge Wastewater Under the
Industrial Pretreatment Program
CM-15 - 471
IUP Number 40 CFR Category
(if Applicable)
In compliance with the provisions of North Carolina General Statute 143-215.1, any applicable
federal categorical pretreatment regulations, all other lawful standards and regulations promulgated
and adopted by the North Carolina Environmental Management Commission,and the City of Monroe
Sewer Use Ordinance. The following Industry,hereafter referred to by name or as the permittee:
Industry name,permittee
ATI Allvac
Facility Located at Street Address
2020 Ashcraft Avenue
City
Monroe
State,Zip
North Carolina, 28110
is hereby authorized to discharge wastewater from the facility located at the above listed address into
the sanitary sewer collection system and the wastewater treatment facility of the City of Monroe
listed below:
IUP Control Authority WWTP name
City of Monroe WWTP
NPDES Number
NC0024333
WWTP Address
Post Office Box 69
State,Zip
Monroe,NC 28111-0069
in accordance with effluent limitations, monitoring requirements, and all other conditions set forth
in Parts I,II, and III of this Industrial User Pretreatment Permit(IUP).
Effective date,this permit and the authorization to discharge shall
become effective at midnight on this date
April 16,2018
Expiration date,this permit and the authorization to discharge shall
expire at midnight on this date
June 30,2019
Date Director of Water Resources
Page:1
Effective Date April 16,2018

IUP, Part I
Industrial User (IU) Specific Conditions
IUP, PART I, OUTLINE:
A) IUP Basic Information
B) IUP Modification History
C) Authorization Statement
D) Description of Discharges
E) Schematic and Monitoring Locations
F) Effluent Limits &Monitoring Requirements
G) Definitions and Limit Page(s)notes
A. IUP Basic Information
Receiving POTW name POTW NPDES#
City of Monroe Wastewater Treatment Plant NC0024333
IUP Name IUP Number
ATI Allvac CM-15
IUP Effective date Pipe Numbers,list all regulated pipes
April 16,2018 01,02
IUP Expiration date IUP 40 CFR#(if applicable),or N/A
June 30,2019 471
B. IUP History:
Effective Date Renewal or Modification Descnption of modifications
7/1/95
permit issued
Date Modified
7/1/98 permit renewal
Date Modified
6/29/01 Permit extension
10/1/01 Permit renewal;name change, dropped
Silver on pipe 01 Limits changed on
pipe 02 for BOD, Chromium,Nickel,
dropped Cadmium,Mercury, Silver;
changed monitormg frequency for pipe
02;changed verbiage m PART I(F) 1),
PART II 17),PART II 29),PART III 1),
added TTO limit for pipe 01,added
PART III 7),changed verbiage for TTO,
added Mo,Al monitor only.
7/1/04 Permit issued; changed description
of discharge to include Hauled
wastewater from Allvac Bakers
facility, changed verbiage PART III
5
A Complete Permit modification History is required
IUP#=>CM-15
Page:2
Effective Date April 16,2018

Effective Date Renewal or Modification Description of modifications
1/1/07 Permit modification; changed detection
limit for cyanide
7/1/07 Renewal and Mod. Permit issued;changed PART I B
heading;changed page 6 F)to G),
changed verbiage in PART I G) 1 ,2,
3.,changed verbiage in PART II 2.a),
b),c); 10 , 13 , 16 ,25.,27 ;30.,
changed verbiage in PART III 2.2.;2.3.,
added PART 7 ,changed PART 7 to 8.
and changed verbiage;added PART III
9., 10., 11
7/1/10 Renewal Permit issued,changed monitoring
frequency for flow;changed verbiage in
PART I G)
7/1/13 Renewal Permit issued,name changed;changed
TSS detection limit;changed
monitoring frequency.
7/1/16 Renewal Permit issued
4/16/18 Modified Permit modified for Chromium and
Nickel due to updated 471 production
calculations
IUP#=>CM-15
Page:2A
Effective Date April 16,2018

IUP, Part I, Section F: Receiving POTW name=>City of Monroe IU name=>ATI Allvac
Effluent Limits and Monitoring Requirements Receiving POTW NPDES#_>NC0024333 IUP#_> CM-15
Effective date for these Limits=>4/16/18 Pipe#=> 01
The permittee may discharge from this specific pipe Expiration date for these Limits=>6/30/19 40 CFR#=> 471
number according to these specific dates, effluent if not applicable put N/A
limits, and monitoring requirements. THE LIMITS ON THIS ARE, (Check one below).
LIMITS for ENTIRE permit period=> X
INTERIM Limits for period# 1 =>
INTERIM Limits for period#2=>
FINAL Limits Page=>
Conventional Concentration Limits Mass-Based Limits Monitoring Frequency Sample Required
Parameters' Daily Monthly Units Daily Monthly Units by Industry by POTW Collection laboratory
Max Avg Max Avg. Method Detection
(C or G) Limits
Flow MGD MGD Daily
BOD mg/1 lbs/day
TSS mg/1 lbs/day
Temperature Deg.C Deg. C
pH 6 to 11 Std.Units 6 to 11 Std.Units 4/6 Months' 1/6 months G
Other Parameters,Please list alphabetically
Ammonia 100.00 mg/1 lbs/day 4/6 months 1/6 months C .5 mg/1
Chromium .25 mg/1 lbs/day 4/6 months 1/6 months C .010 mg/1
Cyanide .36 mg/1 lbs/day 4/6 months 1/6 months G .010 mg/1
Lead .15 mg/1 lbs/day 4/6 months 1/6 months C .005 mg/1
Nickel .61 mg/1 lbs/day 4/6 months 1/6 months C .010 mg/1
Zinc 1.00 mg/1 lbs/day 4/6 months 1/6 months C .010 mg/1
Fluoride 50 mg/1 lbs/day 4/6 months 1/6 months C or G .1 mg/1
mg/1 lbs/day
TTO3 2.13 mg/1 1/6 months .010 mg/1
1 Parameters and Prohibitions not specified above are regulated and limited by the (See next section,IUP,Part I,Section G.)
City of Monroe Sewer Use Ordinance. for Definitions and Limits Page(s) notes:
2 4/6 months shall be 4 sampling events consisting of 1 day each every 6 months.. IUP,PART I,Page: 5
3 See Part III 4.
Effective Date April 16,2018

IUP, Part I, Section F: Receiving POTW name=>City of Monroe IU name=>ATI Allvac
Effluent Limits and Monitoring Requirements Receiving POTW NPDES#=>NC0024333 IUP#=> CM-15
Effective date for these Limits=>4/16/18 Pipe#=> 02
The permittee may discharge from this specific pipe Expiration date forthese Limits=>6/30/19 40 CFR#=> 471
number according to these specific dates, effluent if not applicable put N/A
limits, and monitoring requirements. THE LIMITS ON THIS ARE, (Check one below):
LIMITS for ENTIRE permit period=> X
INTERIM Limits for period# 1 =>
INTERIM Limits for period#2=>
FINAL Limits Page=>
Conventional Concentration Limits Mass-Based Limits Monitoring Frequency Sample Required
Parameters' Daily Monthly Units Daily Monthly Units by Industry by POTW Collectio laboratory
Max Avg. Max Avg. n Method Detection
(C or G) Limits
Flow .124 MGD MGD Daily*
BOD mg/1 310 lbs/day 4/6 Months' 1/6 Months C 2.0 mg/I
TSS mg/1 310 lbs/day 4/6 Months 1/6 Months C 2.5 mg/1
Temperature Deg. C Deg. C
pH 6 to 11 Std.Units 6 to 11 Std.Units 4/6 Months 1/6 Months G
Other Parameters,Please list alphabetically
Ammonia mg/1 24 lbs/day 4/6 months 1/6 Months C _ .5 mg/1
mg/I lbs/day
Chromium mg/1 .26 lbs/day 4/6 months 1/6 Months C .010 mg/1
Copper mg/1 .26 lbs/day 4/6 months 1/6 Months C .010 mg/1
Cyanide mg/1 .05 lbs/day 4/6 months 1/6 Months G .010 mg/1
Lead mg/1 .1 lbs/day 4/6 months 1/6 months C .005 mg/1
mg/I - lbs/day
-
Nickel mg/1 .63 lbs/day 4/6 months 1/6 Months C .010 mg/1
mg/1 lbs/day
Zinc mg/1 .30 lbs/day 4/6 months 1/6 Months C .010 mg/1
-
Aluminum monitor only mg/1 4/6 months C .005 mg/1
Molybdenum monitor only mg/1 4/6 months _ C .005 mg/1
' Parameters and Prohibitions not specified above are regulated and limited by the (See next section,IUP,Part I,Section G.)
City of Monroe Sewer Use Ordinance. for Definitions and Limits Page(s) notes:
2 4/6 months shall be 4 sampling events consisting of 1 day each every 6 months. IUP,PART I,Page: 5A
*The flow meter totalizer shall be recorded each day of discharge with the data submitted as required in PART II(2)
Effective Date April 16,2018

cc-e) 1-t )- 1 0 r-ir
RECEIVED/DENR/Di/R
APR 18 2018
Water Resources
ATI Allvac - Monroe Site Permitting Section
2017 Production Update
Wastestream Flows to WWTP and Categorical Determination
Cr
Subject to —
40 CFR 471.XX Regulated Metal(s) Categorical Daily Max. Max.Mo.Avg Daily Max.
Wastewater Source Category Production Standard? Regulation Regulated Const. (lb/MM lb) (lb/MM Ib) (lb/MM Ib)
Sample Prep Area N
Sawing or grinding rinse/ Ni-Cr Y 471 34(z) Cr,Ni,F 0 067 0 027 0 1
Coolants Finishing
contact water Ti Y 471 64(v) Cn,Pb,Zn,NH3-N
Sawing or grinding rinse/ Ni-Cr Y 471 34(z) Cr,Ni,F 0 067 0 027 0 1
Coolants Conditioning
contact water Ti Y 471 64(v) Cn,Pb,Zn,NH3-N
Coolants-Lab N
Ultrasonic testing wastewater Hydrostatic tube testing and Ni-Cr Y 471 34(bb) (no allowance)
ultrasonic testing wastewater Ti N
Zyglo Rinse Dye penetrant testing Ni-Cr Y 471 34(dd) Cr,Ni,F 0 079 0 032 0 117
wastewater Ti Y 471 64(w) Cn,Pb,Zn,NH3-N
Forging equipmment cleaning Ni-Cr Y 471 34(1) Cr,Ni,F 0 002 0 0006 0 002
Forging equip cleaning water
wastewater Ti Y 471 64(i) Cn,Pb,Zn,NH3-N
Forging hydraulic fluid leakage Forging press hydraulic fluid Ni-Cr Y 471 34(1) Cr,Ni,F 0 069 0 028 0 103
leakage Ti Y 471 64(j) Cn,Pb,Zn,NH3-N
Wet Air Pollution Control Ni-Cr Y 471 35(r) Cr,Ni,F 0 300 0 122 0 450
Rotoclones
Scrubber Blowdown Ti Y 471 65 (o) Cn,Pb,Zn,NH3-N
Ti Furnace Water(Bakers) N
Equipment Washdown N
Lab Drains N
Miscellaneous wastewater Ni-Cr Y 471 34(ff) Cr,Ni,F 0 091 0 037 0 136
Miscellaneous wastewater sources Cn,Pb Zn,NH3-N
sources Ti Y 471 64(x) 3

Ni F Cn Pb Zn NH3
Max.Mo.Avg Daily Max. Max.Mo.Avg Daily Max. Max.Mo.Avg Daily Max. Max.Mo.Avg Daily Max. Max.Mo.Avg Daily Max. Max.Mo.Avg
(lb/MM lb) (lb/MM lb) (lb/MM lb) (lb/MM lb) (lb/MM Ib) (lb/MM lb) (lb/MM lb) (lb/MM lb) (lb/MM Ib) ,(lb/MM lb) (lb/MM lb)
0 067 10 8 4 78
28 3 12 6 0 138 0 057 0 2 0.095 0 695 0 291 63 5 27 9
0 067 10 8 4 78
283 126 0 138 0 057 02 0 095 0 695 0 291 635 27.9
0 079 12 7 5 63
66 7 29 6 0 325 0 135 0 471 0 224 1 64 0 638 149 65 7
0 002 0 238 0 106
2 38 1 06 0 012 0 005 0 017 0 008 0 059 0 025 5 33 2 35
0 069 11 2 4 94
60 1 26 7 0 293 0 121 0 424 0 202 1 48 0 616 135 59 2
0 300 48 2 21 4
12 8 5 65 0 062 0 026 0 09 0 043 0 313 0 131 28 5 12 6
0091 147 650
1 93 0 856 0 010 0 004 0 014 0 007 0 048 0 020 4 32 1 90

CABLE I CALCULATION OF ALLOWABLE MASS LIMITS BASED ON CATEGORICAL STANDARDS
CY 2017 Production ProdunknSpedilir Total 40 CFR 471 XX Allowance(Ib/111M lb( I Nlau M6wa666
Total Flow NRhel Titanium Flow(poVday) I day Max Monti di Avg Mox t Ob/dayk Obrday)n,,,,umn
Wastewater Source (eal/dav) Obyr) (Ibday),a (Ib/yr) 5h/day)„ Niel.el Tltanlmn Cr NI F Cn Pb Zn Nil, Cr NI F Cn Pb Zn NO, Cr NI F Cn Pb Zn NR, Cr NI F Cn Pb Zn 611,
Sample Prep Arca 9000 _ -
Coolants Fmishtng 175 2 493 370 9 973 26 0 067 0 I 10 8 0 027 0 067 4 78 0 00067 0 00100 0 10771 0 00027 0 00067 0 04767
14 596 940 58 388 149 28 3 0 138 0 2 0 695 63 5 12 6 0 057 0 095 0 291 27 9 163237 0 00806 0 01168 0 04038 3 70762 0 73569 0 00333 0 00555 0 01699 1 62902
Coolants Condlilonmg 600 17 048 636 68 195 140 0 067 0 1 10 8 0 027 0 067 4 78 0 00457 0 00682 0 73650 0 00184 0 00457 0 32597
55 969 077 223 876 460 28 3 0 138 0 2 0 695 63 5 12 6 0 057 0 095 0 291 27 9 _ 6 33570 0 03089 0 04478 0 15559 14 21615 2 82084 0 01276 0 02127 0 06515 6 24615
Coolants Lab 230 _ -
Ultrasonic 600
Zyglo Rinse 2000 70 400 282 27 0 079 0 117 12 7 0 032 0 079 5 63 0 00002 0 00003 0 00358 0 00001 000002 0 00159
3 074 637 20 299 1 973 66 7 0 325 0 471 164 149 29 6 0 135 0 224 0 638 65 7 135391 0 00660 0 00956 0 03329 3 02448 0 60084 0 00274 0 00455 0 01295 1 33361
Forging crimp cle2nmg rater 1300 5 969 907 23 880 182 0002 0 002 0 238 0 0006 0 002 0(06 0 00005 000005 0 00566 0 00001 0 00005 0 00253
43 323 645 173 295 1318 238 I 06 0012 0005 002 I 06 0012 0005 0017 001 041244 018369 000208 000087 000293 018369 000208 000087 000295 000139
Forging hydrauhc Told leakage 1500 5 969 907 23 880 182 0 069 0 103 11 2 0 028 0 069 4 94 0 00165 0 00246 0 26745 0 00067 0 00165 0 11797
43 323 645 173 295 1 318 60 I 0 293 0 424 1 48 135 26 7 0 121 0 202 0 616 59 2 10 41500 0 05078 0 07348 0 25648 23 39477 4 62697 0 02097 0 03501 0 10675 10 25904
Rot«lanes(Condltwning 1300 4,263 192 17 053 403 0 3 0 45 48 2 0 122 0 3 21 4 000312 0 00767 0 82194 000208 0 00512 0 36493
Poltshers) 11 583 963 46 344 1 097 12 8 0062 0 09 0 313 28 5 5 65 0 026 0 043 0 131 12 6 0 59320 0 00287 0 00417 0 01401 132080 0 26184 0 00120 0 00199 0 00607 0 38393
Equipment Washdown 2 000
TI Furnace Water 700
Lab Drains 7000
M2scellane022 wastewater 3 005 952 033 3 808 1 404 0 091 0 136 14 7 0 037 0 091 6 50 0 00035 0 00032 0 05398 000014 000035 0 02473
setirCe1 1 082,744 4,331 1,596 193 0 01 0 014 0 048 4 32 0 836 0 004 0 007 0 02 190 0 00836 0 00004 0 00006 0 00021 0 01871 0 00371 0 00002 0 00003 0 00009 0 00823
Total Flow 29825 Totals 0012 1 0018 22706 0283 0146 0301 45667` 0003 0012 10091 0043 0069 0211 20053
Total Flow Regulated for Cr 2 363 Alleroabve Mass Loon Totals 0 152 I 0 228 63 907 1 066 0 549 1 890 172 155 0062 0 152 29 290 0 162 0 261 0795 75 596
&NI
Total Flow Regulated for F 10,275
Total Flow Regulated for Cn
Pb,Zn,&NH, 7,912
NOTES
I)Mdrv,dual Total Flows(gaVday)and C1 2017 Production(Ib)r)values for mob proorst u m from facility,words
I)C1 2017 Praducbm(115/day)„, CY 2017 Production(RM)(50 wk/y e 5 day/l)
I)Prodummn Spxdic Toml Flo.(gaVday) Total Flow(gal/day)a(CY 2017 P/oducb0n,(Ibday)F C1 2017 Pmducnm(Ibdat)I
I)40 CFR 471 XY Allowance(16/.44 R)values are from 40 CFR 471,4 471 64 471 05 end 471 65 as appltrablc
5)Mass 40,00,0
a)(I17/dav)„.„•11day Mae Allowam.e(IbNN4 lb)v CY 2017 Production(Ride))•,1(1000000/60.1)
6)(Ib/day).,.a,w,`I6lmthly Mins Allowance(b/NO,I/b)a Cl 2017 Produ.am(ib/day).„](I 000 tw7tb0
0 Total Flow ReguWd(gaVday)
a)For Cr&NI v the sum of Production Specific Tdal Floe assmmtcd wN Nickel producnon and eonapondmg 40 CFR 471 XX ailowanca
a)For F o Me sum of Produc0mt Spemfic Tocol Flows associated/wth Nmkel and Tenal=prdualon and corresponding 40 CFR 471 U allowances
a)For Cn.Pb Zn,d NH, Mc sum of Produn,on Specdic Taal Flows associated wnh Tnanmm prducum and.orrespondmg 40 CFR 471\X allowances
7)Mas Allowance Tomb are the sums of mess.lowanurs in each column
I)Alternator Maas Lmtn Touts-Macs 00owanw Totals Ob/day)<Total Flow(gaVday)Total Flow Regulated(gaVday)1pa0umntdepcndeill

ATI SPECIALTY MATERIALS - MONROE
TABLE 2: CALCULATION OF ALLOWABLE CONCENTRATIONS BASED
ON CATEGORICAL STANDARDS
Allowable Permit Limits
(Total Flow)
Daily Max Monthly Average
Parameters (lb/day) (mg/L) (lb/day) (mg/L)
Chromium 0.152 0.61 0.062 0.25
Nickel 0.228 0.92 0.152 0.61
Fluoride 65.9 265 29.3 118
Cyanide 1.066 4.28 0.162 0.65
Lead 0.549 2.21 0.261 1.05
Zinc 1.890 7.59 0.795 3.19
Ammonia 172.2 692 75.6 304
Total flow concentrations based on: 29,825 gal/day
NOTE:
1) Mass allowance values are alternative mass limits obtained from Table 3,rounding to the nearest 0.001,
except for fluoride and ammonia,which are rounded to the nearest 0 1
2) Allowable Permit Limits(Total Flow)
a) (lb/day)values are those calculated in Table 2
b) (mg/L)=(lb/day)/[Total Flow(gal/day)x 8.344 lb/gal/ 1,000,000 mg/L]
Prepared by B.Sease
Checked by

Workbook Name : PERCS Approved HWA AT_Monroe_Revised 4-10-18, Worksheet Namgr:nAt 4/10/2018, 11 56 AM
Page 1 of 6
Allocation Table Spreadsheet Instructions
Headworks last approved 05/29/15 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 03/22/18 3)HWA and AT worksheets in this workbook are linked Pollutant Names,MAHLs,Basis,and Uncontrollable load in this AT
Permits last modified 04/16/18 worksheet are automatically entered from the HWA spreadsheet This includes pollutant names in columns AT through BK
Polw=>City of Monroe
NPDES#K> NC0024333
FLOW BOD TSS
Industry Type Renewal Vfodificatioi Date Permit Limits Permit Limits Permit Limits
RIP INDUSTRY NAMES Permit Pipe of Effective Effective Permit Cone Load Cone Load
Count (please hstalphabeacly) number number Industry Date Date Expires MGD gal/day lbs/day mg/1 lbs/day
1 ATI Allvac 01 CM-15 0001 CFR 471 07/01/16 04/16/18 06/30/19 .-----
ATI
ATI Allvac 02 _ CM-15 0002 CFR 471 07/01/16 04/16/18 06/30/19 0 1240 124,000 310 00 310 00
2 ATI Specialty Matenals-Bakers South CM-30 01,02 CFR 471 02/06/17 06/30/20 0 0623 62,300
3 NC BioGas,LLC CM-35 0001 Biogas/Power 03/01/19 03/01/20 0 0250 25,000 52 00 41 00
4 ELG Utica Alloys,LLC CM-34 , 0001 CFR 433 02/06/17 06/30/20 0 0050 5,000 monitor monitor
- 5 Great American Snacks CM-32 0001 appetizers/food 07/01/15 10/19/16 06/30/18 0 1250 125,000 750 00 250 00
6 Charlotte Pipe&Foundry Co Plastics D CM-29 0001 plastic pipe(463) 07/01/16 06/30/19 0 0500 50,000
7 CHS-Union CM-14 0001 hospital 03/16/15 06/30/18 0 0900 90,000 221.00 144 00
8 Glenmark Genencs,Inc CM-33 0001 CFR 439 09/01/15 06/30/18 0 0170 17,000 monitor monitor
9 GM Nameplate CM-20 0002 CFR 433 07/01/17 06/30/20 0 0200 20,000 47 00 42 00
10 Goulston Company CM-01 0002 chem blend 07/01/16 06/30/19 0 0300 30,000 65 00 50 00
11 Norton Door Controls CM-16 0001 CFR 433-door closers 07/01/16 06/30/19 0 0100 10,000 30 00 30.00
12 ORO Manufacturing company CM-25 0001 CFR 433 07/01/16 06/30/19 0 0040 4,000
13 Pilgrims Pride Corporation CM-28 0001 chicken 07/01/15 06/30/18 0 9500 950,000 1980 00 1585 00
14 Tyson Farms CM-11 0001 chicken 01/01/18 06/30/21 2 1000 2,100,000 5004.00 3750.00
Column Totals=> 3 6123 3,612,300 8459 62021
Basis=> NPDES Design Design
MAHL from HWA(lbs/day)=> NPDES Permitted Flow=> 10.4000 21857 20817
Uncontrollable Loading(lbs/day)=> 3 7893 6321 8154
Total Allowable for Industry(MAIL)(lbs/day)=> 6.6107 15537 12663
Total Permitted to Industry(lbs/day)=> 3.6123 8459 6202
MAIL left(lbs/day)_> 2 9984 7078 6461
Percent Allow hid.(MAIL)still available(%)_> 45 4% 45 6% 51 0%
Percent MARL still available(%)_> 28 8% 32 4% 31 0%
5 Percent MAHL(lbs/day)_> 0 5200 1093 1041
HWA AT
Revised April 2018

Workbook Name : PERCS Approved HWA AT_Monroe_Revised 4-10-18, Worksheet Namgr!n er4/10/2018, 11 56 AM
Page 2 of 6
Allocation Table
Headworks last approved 05/29/15
Allocation Table updated 03/22/18
Permits last modified 04/16/18
Porw=> City of Monroe
NPDES##> NC0024333
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 Cone Load Conc Load Conc Load
Count (please list alphabencly) 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 ATI Allvac 01 CM-15 0001 100 00 0 2500 0 3600
ATI Allvac 02 CM-15 0002 24 00 ________ 0 2600 0 2600 0 0500
2 ATI S @ ecialt Materials-Bakers South CM-30 01,02 18 00 9 35 0 2800 0 1455 monitor 0 1200 0 0623
3 NC BioGas,LLC CM-35 0001 4 00- monitor monitor momtor
4 ELG Utica Allo s,LLC CM-34 0001 120 00 5 00- 0 0030 0 0001 1 5000 0 0626 1 5000 0 0626 0 5000 0 0209
5 Great American Snacks CM-32 0001 15 00- -
6 Charlotte Pile&Foun. Co Plastics P CM-29 0001 - 0 001250 monitor 0 1100
7 CHS-Union CM-14 0001 15 00- 0 0690- 0 0740- 0 0080
8 Glenmark Genencs,Inc CM-33 0001 monitor monitor monitor monitor monitor
9 GM Nameplate CM-20 0002 8 00 0 0030 0 0005 0 5000 0 083, 0 5000 0 083' 0 2000 0 0334
10 Goulston Com.an CM-01 0002 4 00 0 0500 0 0060
11 Norton Door Controls CM-16 0001 - 1 80 0 0030 0 0003 1 5000 0 1251 1 5000 0 1251 0 5000 0 0417
12 ORO Manufacturtn_com.an CM-25 0001 0 0030 0 0001 1 5000 0 0500 1 5000 0 0500 0 3000 0 0100
13 Pilgrims Pride Corporation CM-28 0001730 00 0 0400
14 Tyson Farms CM-11 0001 �. 550 00. monitor monitor
Column Totals=> 1366 0 0000 0 0022 0 7956 0 8151 0 2723
Sludge Stream Stream AS/NitITF
Basis=> Design Ceiling Std Std inhibition NPDES
MAHL from HWA(lbs/day)=> 2203 09 1 0456 0 3503 16 0568 26 6253 0.9126
Uncontrollable Loading(lbs/day)=> 638 38 0 0200 0 0009 0 2212 1 6497 0 4740
Total Allowable for Industry(MAIL)(lbs/day)_> 1564 72 1 0256 0 3494 15 8356 24 9756 0 4385
Total Permitted to Industry(lbs/day)_> 1366 16 0 0000 0 0022 0 7956 0 8151 0 2723
MAIL left(lbs/day)_> 198 56 1 0256 0 3472 - 15 0400 24 1605 0 1663
Percent Allow Ind (MAIL)still available(%)_> 12 7% 100 0% 99 4% 95 0% 96 7% 37 9%
Percent MAHL still available(%)_> 9 0% 98 1% 99 1% 93 7% 90 7% 18 2%
5 Percent MAHL(lbs/day)_> 110 15 0 0523 0 0175 0 8028 1 3313 0 0456
HWA AT
Revised April 2018

Workbook Name : PERCS Approved HWA ATMonroe_Revised 4-10-18, Worksheet NamW!n er4/10/2018, 11 56 AM
_
Page 3 of 6
Allocation Table
Headworks last approved 05/29/15
Allocation Table updated 03/22/18
Permits last modified 04/16/18
Po-rw=> City of Monroe
NPDES#> NC0024333
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 Cone Load Conc Load Conc Load
Count (please list alphabeucly) 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 ATI Allvac 01 CM-15 0001 0 1500 0 6100
ATI Allvac 02 CM-15 0002 0 1000 monitor 0 6300
2 ATI Specialty Materials-Bakers South CM-30 01,02 0 1500 0 0779 monitor 0 6000 0 3117
3 NC BioGas,LLC CM-35 0001 monitor
4 ELG Utica Alloys,LLC CM-34 0001 0 2000 0 0083 2 3800 0 0992 0.2000 0 0083
5 Great American Snacks CM-32 0001 _ monitor
6 Charlotte Pipe&Foundry Co Plastics D CM-29 0001 0 0370 monitor monitor -
7 CHS-Union CM-14 0001 0 4300
8 Glenmark Generics,Inc CM-33 0001 monitor momtor monitor _
9 GM Nameplate CM-20 0002 0 0500 0 0083 0 5000 0 0834 0 1800 0 0300
10 Goulston Company CM-01 0002
11 Norton Door Controls CM-16 0001 0 2000 0 0167_ 2 3800 0 1985, , 0 2000 0 0167
12 ORO Manufacturing company CM-25 0001 0 2000 0 0067
10000 0 0334 0 2000 0 0067
1 ,
13 Pilgrims Pride Corporation CM-28 0001 _
14 Tyson Farms _ CM-11 0001 monitor
Column Totals=> 0 2550 0 000000 0 0000 1 3562 0 0000 0 4917
Stream Sludge Sludge Stream AS/Nit/TF
Basis=> Std Stream Std Ceiling Ceiling Std inhibition
MARL from HWA(lbs/day)=> 3 7054 0 069365 1 2512 7 1874 0 5780 13 8673
Uncontrollable Loading(lbs/day)_> 0 1201 0 009481 0 1580 0 3192 0 0190 0 0695
Total Allowable for Industry(MAIL)(lbs/day)_> 3 5853 0 059885 1 0932 6 8682 0 5591 13 7978
Total Permitted to Industry(lbs/day)=> 0 2550 0 000000 0 0000 1 3562 0 0000 0 4917
MAIL left(lbs/day)=> 3 3304 0 059885 1 0932 5 5120 0 5591 13 3061
Percent Allow Ind (MAIL)still available(%)_> 92 9% 100 0% 100 0% 80 3% 100 0% 96 4%
Percent MARL still available(%)_> 89 9% 86 3% 87 4% 76 7% 96 7% 96 0%
5 Percent MARL(lbs/day)_> 0 1853 0 003468 0 0626 0 3594 0 0289 0 6934
HWA AT
Revised April 2018

Workbook Name : PERCS Approved HWA AT Monroe_Revised 4-10-18, Worksheet NamEr!n er4/10/2018, 11 56 AM
Page 4 of 6
Allocation Table
Headworks last approved 05/29/15,
Allocation Table updated 03/22/18
Permits last modified 04/16/18
porw=>City of Monroe
NPDESiP> NC0024333
Zinc TKN Aluminum Fluoride Chloride Oil& Grease
Industry Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc. Load Cone Load Cone Load Conc Load Conc Load Conc Load
Count (please hstalphabctcly) number number mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/I lbs/day mg/1 lbs/day mg/1 lbs/day
1 ATI Allvac 01 CM-15 0001 `00 `� `� 5 0
ATI Allvac 02 CM-15 0002 0 3000 monitor
2 ATI Specialty Matenals-Bakers South CM-30 01,02 1 0000 0 5196 monitor 50 0000 25 9791
3 NC BioGas,LLC CM-35 0001 monitor 75 00 15 6375
4 ELG Utica Alloys,LLC CM-34 0001 1.48000 0617 monitor1 0 6255_ monitor
monitor
5 Great American Snacks CM-32 0001 monitor50.0000 52 1250
6 Charlotte Pipe&Foundry Co Plastics D CM-29 0001 0 4100
7 CHS-Union CM-14 0001 0 8000
8 Glenmark Generics,Inc CM-33 0001 momtor monitor
9 GM Nameplate CM-20 0002 0 5000 0 0834 momtor
10 Goulston Company CM-01 0002 0 0700
11 Norton Door Controls CM-16 0001 1.4800 0 1234 monitor
12 ORO Manufacturing company CM-25 0001 1 4800 0 0494 monitor momtor
13 Pilgrims Pride Corporation CM-28 0001 monitor50 0000 396 1500
14 Tyson Farms CM-11 0001 monitor momtor 30 0000' 525 4200
Column Totals=> 2 4175 0 00 0 00 26 6046 15 6375 973 6950
AS/Nit TF
Basis=> inhibition
MAHL from HWA(lbs/day)_> 55 4693'
Uncontrollable Loading(lbs/day)_> 9 4682 29 2484 794 0668
Total Allowable for Industry(MAIL)(lbs/day)=> 46 0012
Total Permitted to Industry(lbs/day)_> 2 4175 0 00 0 00 26 6046 15 6375 973.6950
MAIL left(lbs/day)=> 43.5836
Percent Allow Ind (MAIL)still available(%)_> 94 7% #VALUE' ######## #VALUE' ####### #VALUE'
Percent MARL still available(%)=> 78 6% #VALUE' ######## #VALUE! ####### #VALUE!
5 Percent MAHL(lbs/day)=> 2 7735
HWA AT
Revised April 2018

Workbook Name : PERCS Approved HWA AT Monroe Revised 4-10-18, Worksheet Namb9rI ker 4/10/2018, 11 56 AM
Page 5 of 6
Allocation Table
Headworks last approved 05/29/15
Allocation Table updated 03/22/18
Permits last modified 04/16/18
Pores=> City of Monroe
NPDESt=> NC0024333
TTO Acetone n-Amylacetate Ethyl acetate Isopropyl acetate
Industry Permit Limits Permit Limits Permit Limits Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc Load Conc Load Conc Load Conc Load Cone Load
Count (pleaseltstalphabebcly) number number mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day mg/1 lbs/day
1 ATI Allvac 01 CM-15 0001 2 1300
ATI Allvac 02 CM-15 0002
2 ATI Specialty Materials-Bakers South CM-30 01,02 2 1300 1 1067
3 NC BioGas,LLC CM-35 0001
4 ELG Utica Alloys,LLC CM-34 0001 2 1300 1 0888
5 Great American Snacks CM-32 0001
6 Charlotte Pipe&Foundry Co Plastics I CM-29 0001
7 CHS-Union CM-14 0001 -
8 Glenmark Generics,Inc CM-33 0001 8 2000 1 1626 8 2000 1 1626 8 2000 1 1626 8 2000 1 1626
9 GM Nameplate CM-20 0002 1 5000 1 2502
10 Goulston Company CM-01 0002
11 Norton Door Controls CM-16 0001 2 1300 1 1776
12 ORO Manufacturing company CM-25 0001 2 1300 1 0711
13 Pilgrims Pride Corporation CM-28 0001
14 Tyson Farms CM-11 _ 0001
Column Totals=> 1 6944 1 1626 1 1626 1 1626 1 1626
Basis=>
MARL from HWA(lbs/day)_>
Uncontrollable Loading(lbs/day)=> _
Total Allowable for Industry(MAIL)(lbs/day)_>
Total Permitted to Industry(lbs/day)=> 1 6944 1 1626 1 1626 1 1626 1 1626
MAIL left(lbs/day)_>
Percent Allow Ind (MAIL)still available(%)_> #VALUE' #VALUE' #VALUE' #VALUE' #VALUE'
Percent MAHL still available(%)=> #VALUE' #VALUE' #VALUE' #VALUE' #VALUE'
5 Percent MAHL(lbs/day)=>
HWA AT
Revised April 2018

Workbook Name : PERCS Approved HWA AT_Monroe_Revised 4-10-18, Worksheet Namg!nxer4/10/2018, 11 56 AM
Page 6 of 6
Allocation Table
Headworks last approved 05/29/15
Allocation Table updated 03/22/18
Permits last modified 04/16/18
Porw=> City of Monroe
NPDES#�> NC0024333
Methylene Chloride Total Phosphorus
Industry Permit Limits Permit Limits
IUP INDUSTRY NAMES Permit Pipe Conc Load Cone Load
Count (please hst alphabeacly) number number mg/1 lbs/day mg/1 lbs/day
1 ATI Allvac 01 CM-15 0001
ATI Allvac 02 CM-15 0002
2 ATI Specialty Materials-Bakers South CM-30 01,02
3 NC BioGas,LLC CM-35 0001 5 0000 1 0425
4 ELG Utica Alloys,LLC CM-34 0001
5 Great American Snacks CM-32 0001
6 Charlotte Pipe&Foundry Co Plastics D CM-29 0001
7 CHS-Union CM-14 0001
8 Glenmark Generics,Inc CM-33 0001 8 2000 1 1626
9 GM Nameplate CM-20 0002
10 Goulston Company CM-01 0002
11 Norton Door Controls CM-16 0001
12 ORO Manufacturing company CM-25 0001
13 Pilgrims Pride Corporation CM-28 0001
14 Tyson Farms CM-11 0001
Column Totals=> 1 1626 1 04251
Basis=>
MAHL from HWA(lbs/day)_>
Uncontrollable Loading(lbs/day)=>
Total Allowable for Industry(MAIL)(lbs/day)_>
Total Permitted to Industry(lbs/day)=> 1 1626 1 0425
MAIL left(lbs/day)=>
Percent Allow hid (MAIL)still available(%)=> #VALUE' #VALUE'
Percent MAHL still available(%)_> #VALUE' #VALUE'
5 Percent MARL(lbs/day)_>
HWA AT
Revised April 2018