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General Government, major discharger, Little Rock, Arkansas. NPDES permit ARS000002 expired Dec 31, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | average | report only (mg/L) | all year | 001 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 001 |
| Oil & Grease | average | report only (mg/L) | all year | 001 |
| Oil & Grease | maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 001 |
| Phosphorus, dissolved | average | report only (mg/L) | all year | 001 |
| Phosphorus, dissolved | maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | maximum | report only (mg/L) | all year | 001 |
| Silver total recoverable | average | report only (ug/L) | all year | 001 |
| Silver total recoverable | maximum | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | average | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 001 |
| Cadmium, total recoverable | average | report only (ug/L) | all year | 001 |
| Cadmium, total recoverable | maximum | report only (ug/L) | all year | 001 |
| Lead, total recoverable | average | report only (ug/L) | all year | 001 |
| Lead, total recoverable | maximum | report only (ug/L) | all year | 001 |
| Copper, total recoverable | average | report only (ug/L) | all year | 001 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 001 |
| E. coli | average | report only (#/100mL) | all year | 001 |
| E. coli | maximum | report only (#/100mL) | all year | 001 |
| Solids, total dissolved | average | report only (mg/L) | all year | 001 |
| Solids, total dissolved | maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | average | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | average | report only (mg/L) | all year | 002 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 002 |
| Oil & Grease | average | report only (mg/L) | all year | 002 |
| Oil & Grease | maximum | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | average | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 002 |
| Phosphorus, dissolved | average | report only (mg/L) | all year | 002 |
| Phosphorus, dissolved | maximum | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | average | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | maximum | report only (mg/L) | all year | 002 |
| Silver total recoverable | average | report only (ug/L) | all year | 002 |
| Silver total recoverable | maximum | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | average | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | average | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | average | report only (ug/L) | all year | 002 |
| Lead, total recoverable | maximum | report only (ug/L) | all year | 002 |
| Copper, total recoverable | average | report only (ug/L) | all year | 002 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 002 |
| E. coli | average | report only (#/100mL) | all year | 002 |
| E. coli | maximum | report only (#/100mL) | all year | 002 |
| Solids, total dissolved | average | report only (mg/L) | all year | 002 |
| Solids, total dissolved | maximum | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | average | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | average | report only (mg/L) | all year | 003 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 003 |
| Oil & Grease | average | report only (mg/L) | all year | 003 |
| Oil & Grease | maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | average | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 003 |
| Phosphorus, dissolved | average | report only (mg/L) | all year | 003 |
| Phosphorus, dissolved | maximum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | maximum | report only (mg/L) | all year | 003 |
| Silver total recoverable | average | report only (ug/L) | all year | 003 |
| Silver total recoverable | maximum | report only (ug/L) | all year | 003 |
| Zinc, total recoverable | average | report only (ug/L) | all year | 003 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 003 |
| Cadmium, total recoverable | average | report only (ug/L) | all year | 003 |
| Cadmium, total recoverable | maximum | report only (ug/L) | all year | 003 |
| Lead, total recoverable | average | report only (ug/L) | all year | 003 |
| Lead, total recoverable | maximum | report only (ug/L) | all year | 003 |
| Copper, total recoverable | average | report only (ug/L) | all year | 003 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 003 |
| E. coli | average | report only (#/100mL) | all year | 003 |
| E. coli | maximum | report only (#/100mL) | all year | 003 |
| Solids, total dissolved | average | report only (mg/L) | all year | 003 |
| Solids, total dissolved | maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | average | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | average | report only (mg/L) | all year | 005 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 005 |
| Oil & Grease | average | report only (mg/L) | all year | 005 |
| Oil & Grease | maximum | report only (mg/L) | all year | 005 |
| Nitrite + Nitrate total [as N] | average | report only (mg/L) | all year | 005 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 005 |
| Phosphorus, dissolved | average | report only (mg/L) | all year | 005 |
| Phosphorus, dissolved | maximum | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | average | report only (mg/L) | all year | 005 |
| Hardness, total [as CaCO3] | maximum | report only (mg/L) | all year | 005 |
| Silver total recoverable | average | report only (ug/L) | all year | 005 |
| Silver total recoverable | maximum | report only (ug/L) | all year | 005 |
| Zinc, total recoverable | average | report only (ug/L) | all year | 005 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 005 |
| Cadmium, total recoverable | average | report only (ug/L) | all year | 005 |
| Cadmium, total recoverable | maximum | report only (ug/L) | all year | 005 |
| Lead, total recoverable | average | report only (ug/L) | all year | 005 |
| Lead, total recoverable | maximum | report only (ug/L) | all year | 005 |
| Copper, total recoverable | average | report only (ug/L) | all year | 005 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 005 |
| Flow, in conduit or thru treatment plant | average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 005 |
| E. coli | average | report only (#/100mL) | all year | 005 |
| E. coli | maximum | report only (#/100mL) | all year | 005 |
| Solids, total dissolved | average | report only (mg/L) | all year | 005 |
| Solids, total dissolved | maximum | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | average | report only (mg/L) | all year | 006 |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | average | report only (mg/L) | all year | 006 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 006 |
| Oil & Grease | average | report only (mg/L) | all year | 006 |
| Oil & Grease | maximum | report only (mg/L) | all year | 006 |
| Nitrite + Nitrate total [as N] | average | report only (mg/L) | all year | 006 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 006 |
| Phosphorus, dissolved | average | report only (mg/L) | all year | 006 |
| Phosphorus, dissolved | maximum | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | average | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | maximum | report only (mg/L) | all year | 006 |
| Silver total recoverable | average | report only (ug/L) | all year | 006 |
| Silver total recoverable | maximum | report only (ug/L) | all year | 006 |
| Zinc, total recoverable | average | report only (ug/L) | all year | 006 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 006 |
| Cadmium, total recoverable | average | report only (ug/L) | all year | 006 |
| Cadmium, total recoverable | maximum | report only (ug/L) | all year | 006 |
| Lead, total recoverable | average | report only (ug/L) | all year | 006 |
| Lead, total recoverable | maximum | report only (ug/L) | all year | 006 |
| Copper, total recoverable | average | report only (ug/L) | all year | 006 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 006 |
| E. coli | average | report only (#/100mL) | all year | 006 |
| E. coli | maximum | report only (#/100mL) | all year | 006 |
| Solids, total dissolved | average | report only (mg/L) | all year | 006 |
| Solids, total dissolved | maximum | report only (mg/L) | all year | 006 |
Cited limits by parameter: Arkansas's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/ARS000002 · MCP: https://passage-data.com/mcp