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Nitrogenous Fertilizers, major discharger, Louisiana, Missouri. NPDES permit MO0105783, in force until Dec 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 003 |
| Solids, total suspended | monthly average | ≤ 50 mg/L | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Iron, total recoverable | daily maximum | ≤ 1504 ug/L | all year | 003 |
| Iron, total recoverable | monthly average | ≤ 862 ug/L | all year | 003 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Chloroform | daily maximum | report only (ug/L) | all year | 003 |
| Chloroform | monthly average | report only (ug/L) | all year | 003 |
| Chloride | daily maximum | report only (mg/L) | all year | 003 |
| Chloride | monthly average | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Chlorine, total residual | daily maximum | report only (ug/L) | all year | 003 |
| Chlorine, total residual | monthly average | report only (ug/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [TKN] [water] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [TKN] [water] | monthly average | report only (mg/L) | all year | 003 |
| Toxicity [chronic], Ceriodaphnia dubia | daily maximum | report only (toxic) | all year | 003 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | daily maximum | report only (toxic) | all year | 003 |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 003 |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 003 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 68 deg F | Nov | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Nov | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 71 deg F | Apr | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 78 deg F | Oct | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 60 deg F | Mar | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 48 deg F | Jan, Feb | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 91 deg F | Jul, Aug | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 81 deg F | May | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 55 deg F | Dec | 008 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 89 deg F | Jun, Sep | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Apr | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Oct | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Mar | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Jan, Feb | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Jul, Aug | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | May | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Dec | 008 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | Jun, Sep | 008 |
| Flow rate | daily maximum | report only (cfs) | all year | 008 |
| Flow rate | monthly average | report only (cfs) | all year | 008 |
| pH | minimum | report only (SU) | all year | 008 |
| pH | maximum | report only (SU) | all year | 008 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 15 mg/L | all year | 008 |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ 10 mg/L | all year | 008 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 128.4 mg/L | Oct | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 128.4 mg/L | Jan, Feb, Mar, Nov, Dec | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 128.4 mg/L | Apr–Sep | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 48.9 mg/L | Oct | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 48.9 mg/L | Jan, Feb, Mar, Nov, Dec | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 51.9 mg/L | Apr–Sep | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 420 lb/mo | Oct | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 420 lb/d | Jan, Feb, Mar, Nov, Dec | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 420 lb/d | Apr–Sep | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 158 lb/mo | Oct | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 158 lb/d | Jan, Feb, Mar, Nov, Dec | 008 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 158 lb/d | Apr–Sep | 008 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 587 lb/d | all year | 008 |
| Nitrogen, nitrate total [as N] | monthly average | ≤ 218 lb/d | all year | 008 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Temp. diff. between up/down stream deg. F | daily maximum | ≤ 5 deg F | all year | 008 |
| Temp. diff. between up/down stream deg. F | monthly average | report only (deg F) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Nitrogen, Kjeldahl, total [TKN] [water] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, Kjeldahl, total [TKN] [water] | monthly average | report only (mg/L) | all year | 008 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | ≤ 3.3 toxic | all year | 008 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | daily maximum | ≤ 3.3 toxic | all year | 008 |
| Temperature, summer [deg. F] | daily maximum | report only (deg F) | Apr–Sep | 008 |
| Temperature, summer [deg. F] | monthly average | report only (deg F) | Apr–Sep | 008 |
| Temperature, winter [deg. F] | daily maximum | report only (deg F) | Jan, Feb, Mar, Oct, Nov, Dec | 008 |
| Temperature, winter [deg. F] | monthly average | report only (deg F) | Jan, Feb, Mar, Oct, Nov, Dec | 008 |
| Month excursion time [min] | total | report only (hr) | all year | 008 |
| Month excursion time [min] | annual total | report only (hr) | all year | 008 |
| Month excursion time [min] | monthly total | ≤ 7.43 hr | all year | 008 |
| Month excursion time [min] | monthly total | report only (hr) | all year | 008 |
| Day - max excursion time [min] | daily maximum | ≤ 60 min | all year | 008 |
| Day - max excursion time [min] | monthly average | report only (min) | all year | 008 |
Cited limits by parameter: Missouri's rules and the federal ones.
Same industry: the 22 Chemicals and Allied Products permits in Missouri.
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Your permit document is the final word. As JSON: /api/v1/permits/MO0105783 · MCP: https://passage-data.com/mcp