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Nitrogenous Fertilizers, major discharger, Claremore, Oklahoma. NPDES permit OK0029149, in force until Nov 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 35 mg/L | all year | 001 |
| Oil and grease, hexane extr method | monthly average | ≤ 7.5 mg/L | all year | 001 |
| Oil and grease, hexane extr method | daily maximum | ≤ 15 mg/L | all year | 001 |
| Oil and grease, hexane extr method | monthly average | ≤ 131 lb/d | all year | 001 |
| Oil and grease, hexane extr method | daily maximum | ≤ 261 lb/d | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | ≤ 14.9 mg/L | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | ≤ 7.1 mg/L | Jun–Oct | 001 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 30 mg/L | all year | 001 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 16 mg/L | Jun–Oct | 001 |
| Nitrogen, organic total [as N] | monthly average | ≤ 200 lb/d | all year | 001 |
| Nitrogen, organic total [as N] | monthly average | ≤ 95 lb/d | Jun–Oct | 001 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 400 lb/d | all year | 001 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 214 lb/d | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 25.9 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 18.2 mg/L | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 50.9 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 40.9 mg/L | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 348 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 244 lb/d | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 683 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 549 lb/d | Jun–Oct | 001 |
| Nitrogen, nitrate total [as N] | monthly average | ≤ 41 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 116 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | ≤ 553 lb/d | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 1562 lb/d | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 4 mg/L | all year | 001 |
| Phosphorus, total [as P] | daily maximum | ≤ 8 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 70 lb/d | all year | 001 |
| Phosphorus, total [as P] | daily maximum | ≤ 139 lb/d | all year | 001 |
| Oxidants, total residual | instantaneous maximum | ≤ .099 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Jun–Oct | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Jun–Oct | 001 |
| pH | daily minimum | report only (SU) | all year | TX1 |
| pH | daily minimum | report only (SU) | all year | TX1 |
| pH | daily maximum | report only (SU) | all year | TX1 |
| pH | daily maximum | report only (SU) | all year | TX1 |
| Nitrogen, ammonia total [as N] | daily minimum | report only (mg/L) | all year | TX1 |
| Nitrogen, ammonia total [as N] | daily minimum | report only (mg/L) | all year | TX1 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | TX1 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | TX1 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | TX1 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | TX1 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| LC50 Static Renewal 48Hr Acute Daphnia pulex | 48-hour minimum | report only (%) | all year | TX1 |
| LC50 Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (%) | all year | TX1 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| LC50 Pass/Fail Static Renewal 48Hr Acute Daphnia Pulex | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| LC50 Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| %Mortality Static Renewal 48Hr Acute Daphnia Pulex | 48-hour minimum | report only (%) | all year | TX1 |
| % Mortality Static Renewal 48 Hr Pimephales promelas or use TJA6C | 48-hour minimum | report only (%) | all year | TX1 |
| %Mortality 7Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| %Mortality Static Renewal 7Day Chronic Pimephales Promelas | 7-day minimum | report only (%) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
Cited limits by parameter: Oklahoma's rules and the federal ones.
Same industry: the 11 Chemicals and Allied 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/OK0029149 · MCP: https://passage-data.com/mcp