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Federal facility (Ammunition, Except For Small Arms), Milan, Tennessee. NPDES permit TN0000060, in force until Oct 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | SF1 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | all year | SF1 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | SF1 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 45 mg/L | all year | SF1 |
| Nitrobodies, total | daily maximum | ≤ .5 mg/L | all year | SF1 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW2 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW2 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | SW2 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | SW2 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | SW2 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | SW2 |
| Oil and grease | daily maximum | report only (mg/L) | all year | SW2 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | SW2 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | SW2 |
| Nitrobodies, total | daily maximum | ≤ .5 mg/L (alert, not enforceable) | all year | SW2 |
| pH | minimum | ≥ 6 SU (alert, not enforceable) | all year | SW9 |
| pH | maximum | ≤ 9 SU (alert, not enforceable) | all year | SW9 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | SW9 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | SW9 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | SW9 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | SW9 |
| Oil and grease | daily maximum | report only (mg/L) | all year | SW9 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | SW9 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | SW9 |
| Nitrobodies, total | daily maximum | ≤ .5 mg/L (alert, not enforceable) | all year | SW9 |
Cited limits by parameter: Tennessee's rules and the federal ones.
Same industry: the 5 Fabricated Metal Products permits in Tennessee.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/TN0000060 · MCP: https://passage-data.com/mcp