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National Security, Kingwood, West Virginia. NPDES permit WV0111902, in force until May 6, 2031. Last 12 months: over a limit 2 times (last June 2026), 16 required values missing, 13 of 35 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| May 2026 | Aluminum, total recoverable, monthly average | .752 mg/L | ≤ .563 mg/L | 34% |
| June 2026 | Aluminum, total recoverable, monthly average | 1.06 mg/L | ≤ .563 mg/L | 88% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | report only (SU) | all year | 002 |
| pH | instantaneous maximum | report only (SU) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 002 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 002 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 002 |
| pH | instantaneous minimum | report only (SU) | all year | 007 |
| pH | instantaneous maximum | report only (SU) | all year | 007 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 007 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 007 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 007 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 007 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 007 |
| pH | instantaneous minimum | report only (SU) | all year | 009 |
| pH | instantaneous maximum | report only (SU) | all year | 009 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 009 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 009 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 009 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 009 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 009 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 009 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 009 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 009 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 009 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 009 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 012 |
| Iron, total recoverable | monthly average | ≤ 4.52 mg/L | all year | 012 |
| Iron, total recoverable | daily maximum | ≤ 10.7 mg/L | all year | 012 |
| Zinc, total recoverable | monthly average | ≤ .06 mg/L | all year | 012 |
| Zinc, total recoverable | daily maximum | ≤ .136 mg/L | all year | 012 |
| Aluminum, total recoverable | monthly average | ≤ .58 mg/L | all year | 012 |
| Aluminum, total recoverable | daily maximum | ≤ 1.64 mg/L | all year | 012 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 012 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 012 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 012 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 012 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 112 |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year | 112 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 112 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 112 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 212 |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year | 212 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 212 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 212 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 312 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 312 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 312 |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year | 312 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 312 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 312 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 412 |
| Oil and grease, hexane extr method | daily maximum | ≤ 30 mg/L | all year | 412 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 412 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 412 |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Iron, total recoverable, monthly average | 1.22 mg/L | tighter | 1.345 mg/L (12 values) | 1.1× |
| Iron, total recoverable, daily maximum | 2.22 mg/L | tighter | 1.345 mg/L (12 values) | 0.606× |
Cited limits by parameter: West Virginia's rules and the federal ones.
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