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Elementary And Secondary Schools, Collettsville, North Carolina. NPDES permit NC0050075 expired Feb 28, 2025; its limits still apply. Last 12 months: over a limit 7 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | BOD, 5-day, 20 deg. C, 30-day average | 34.36 mg/L | ≤ 30 mg/L | 15% |
| December 2025 | Solids, total suspended, 30-day average | 41.75 mg/L | ≤ 30 mg/L | 39% |
| December 2025 | Solids, total suspended, daily maximum | 96 mg/L | ≤ 45 mg/L | 113% |
| April 2026 | BOD, 5-day, 20 deg. C, 30-day average | 56.475 mg/L | ≤ 30 mg/L | 88% |
| April 2026 | BOD, 5-day, 20 deg. C, daily maximum | 87.5 mg/L | ≤ 45 mg/L | 94% |
| May 2026 | BOD, 5-day, 20 deg. C, 30-day average | 32.075 mg/L | ≤ 30 mg/L | 7% |
| May 2026 | BOD, 5-day, 20 deg. C, daily maximum | 80.6 mg/L | ≤ 45 mg/L | 79% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr–Oct |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .01 MGD | all year |
Cited limits by parameter: North Carolina's rules and the federal ones.
Same industry: the 78 Educational Services permits in North Carolina.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/NC0050075 · MCP: https://passage-data.com/mcp