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Subdividers And Developers, Hattiesburg, Mississippi. NPDES permit MS0052868, in force until May 31, 2028. Last 12 months: over a limit 4 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | BOD, 5-day, 20 deg. C, daily maximum | 31.2 mg/L | ≤ 30 mg/L | 4% |
| December 2025 | BOD, 5-day, 20 deg. C, maximum monthly average | 31.2 mg/L | ≤ 20 mg/L | 56% |
| December 2025 | Nitrogen, ammonia total [as N], daily maximum | 8.4 mg/L | ≤ 4.5 mg/L | 87% |
| December 2025 | Nitrogen, ammonia total [as N], maximum monthly average | 8.4 mg/L | ≤ 3 mg/L | 180% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 6 mg/L | all year |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 20 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | maximum monthly average | ≤ 99 lb/d | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 149 lb/d | all year |
| Solids, total suspended | maximum monthly average | ≤ 60 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | maximum monthly average | ≤ 298 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 298 lb/d | all year |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ 3 mg/L | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.5 mg/L | all year |
| Nitrogen, ammonia total [as N] | maximum monthly average | ≤ 15 lb/d | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 22 lb/d | all year |
| Flow, in conduit or thru treatment plant | maximum monthly average | ≤ .595 MGD | all year |
| Chlorine, total residual | maximum monthly average | ≤ .015 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .026 mg/L | all year |
| E. coli | annual average | ≤ 126 #/100mL | all year |
| E. coli | daily maximum | ≤ 410 #/100mL | all year |
Cited limits by parameter: Mississippi's rules and the federal ones.
Same industry: the 245 Real Estate permits in Mississippi.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MS0052868 · MCP: https://passage-data.com/mcp