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CP Kelco US, Inc.-Okmulgee

Food Preparations, major discharger, Okmulgee, Oklahoma. NPDES permit OK0044504, in force until Aug 31, 2029. Last 12 months: over a limit 4 times (last July 2026), 7 of 98 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (24 values), outfall 003 form K monthly (4 values), outfall 004 form K monthly (4 values), outfall 005 form K monthly (4 values), outfall 006 form K monthly (4 values), outfall 007 form K monthly (4 values), and 5 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 83 of 108 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingOutfallParameterReportedLimitOver by
July 2026004Flow, in conduit or thru treatment plant, maximum weekly average764 cfs≤ 45 cfs1598%
July 2026004Potassium, total [as K], daily maximum238 mg/L≤ 211 mg/L13%
July 2026004Potassium, total [as K], maximum weekly average226 mg/L≤ 105 mg/L115%
July 2026007Flow, in conduit or thru treatment plant, minimum weekly average42 cfs≥ 87 cfs52%

Limits in force (94)

ParameterStatisticLimitMonthsOutfall
Color [PT-CO units]monthly average≤ 259 col unit (pc)all year001
Color [PT-CO units]daily maximum≤ 449 col unit (pc)all year001
Oxygen, dissolved [DO]monthly minimum≥ 6 mg/LJun–Oct001
Oxygen, dissolved [DO]monthly minimum≥ 6.5 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 250 lb/dall year001
Solids, total suspendeddaily maximum≤ 375 lb/dall year001
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year001
Oil and grease, hexane extr methoddaily maximum≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 4.5 mg/LJun–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 83 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 25 lb/dJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 125 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 38 lb/dJun–Oct001
Oxidants, total residualdaily maximum≤ .099 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
E. coligeometric mean≤ 126 MPN/100mLMay–Sep001
E. colidaily maximum≤ 235 MPN/100mLMay–Sep001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 21 mg/LJun–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 30 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 31.5 mg/LJun–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 45 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 175 lb/dJun–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 250 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 263 lb/dJun–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 375 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
Potassium, total [as K]maximum weekly average≤ 62 mg/Lall year003
Potassium, total [as K]daily maximum< 125 mg/Lall year003
Flow, in conduit or thru treatment plantminimum weekly average≥ 15 cfsall year003
Flow, in conduit or thru treatment plantmaximum weekly average< 27 cfsall year003
Potassium, total [as K]maximum weekly average≤ 105 mg/Lall year004
Potassium, total [as K]daily maximum≤ 211 mg/Lall year004
Flow, in conduit or thru treatment plantminimum weekly average≥ 27 cfsall year004
Flow, in conduit or thru treatment plantmaximum weekly average≤ 45 cfsall year004
Potassium, total [as K]maximum weekly average≤ 169 mg/Lall year005
Potassium, total [as K]daily maximum≤ 340 mg/Lall year005
Flow, in conduit or thru treatment plantminimum weekly average≥ 45 cfsall year005
Flow, in conduit or thru treatment plantmaximum weekly average≤ 60 cfsall year005
Potassium, total [as K]maximum weekly average≤ 223 mg/Lall year006
Potassium, total [as K]daily maximum≤ 447 mg/Lall year006
Flow, in conduit or thru treatment plantminimum weekly average≥ 60 cfsall year006
Flow, in conduit or thru treatment plantmaximum weekly average≤ 87 cfsall year006
Potassium, total [as K]maximum weekly average≤ 320 mg/Lall year007
Potassium, total [as K]daily maximum≤ 642 mg/Lall year007
Flow, in conduit or thru treatment plantminimum weekly average≥ 87 cfsall year007
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (cfs)all year007
Potassium, total [as K]maximum weekly average≤ 0 mg/Lall year021
Potassium, total [as K]daily maximum≤ 0 mg/Lall year021
Flow, in conduit or thru treatment plantminimum weekly average≥ 0 cfsall year021
Flow, in conduit or thru treatment plantmaximum weekly average≤ 5 cfsall year021
Potassium, total [as K]maximum weekly average≤ 18 mg/Lall year022
Potassium, total [as K]daily maximum≤ 36 mg/Lall year022
Flow, in conduit or thru treatment plantminimum weekly average≥ 5 cfsall year022
Flow, in conduit or thru treatment plantmaximum weekly average≤ 15 cfsall year022
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year997
Potassium, total [as K]daily maximumreport only (mg/L)all year997
Potassium, total [as K]daily maximumreport only (mg/L)all year998
pHdaily minimumreport only (SU)all yearTX1
pHdaily maximumreport only (SU)all yearTX1
Nitrogen, ammonia total [as N]daily minimumreport only (mg/L)all yearTX1
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all yearTX1
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all yearTX1
Whole Effluent Toxicity [WET] - C. dubia7-day minimum≥ 15 %all yearTX1
Whole Effluent Toxicity [WET] - D. pulex48-hour minimum≥ 100 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelas48-hour minimum≥ 100 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelas7-day minimum≥ 15 %all yearTX1
Solids, total dissolved- 180 deg. Cdaily minimumreport only (mg/L)all yearTX1
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all yearTX1
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all yearTX1
LC50 Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
LC50 Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (pass=0;fail=1)all yearTX1
Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7-day minimumreport only (pass=0;fail=1)all yearTX1
LC50 Pass/Fail Static Renewal 48Hr Acute Daphnia Pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
LC50 Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
%Mortality Static Renewal 48Hr Acute Daphnia Pulex48-hour minimumreport only (%)all yearTX1
% Mortality Static Renewal 48 Hr Pimephales promelas or use TJA6C48-hour minimumreport only (%)all yearTX1
%Mortality 7Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
%Mortality Static Renewal 7Day Chronic Pimephales Promelas7-day minimumreport only (%)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (pass=0;fail=1)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1

How strict are these limits?

Cited limits by parameter: Oklahoma's rules and the federal ones.

Same industry: the 3 Food and Kindred Products permits in Oklahoma.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OK0044504 · MCP: https://passage-data.com/mcp