NPDES permit AR0052990 · Minor NON-POTW · effective, expires 2029-11-30 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31.
Reports are due about 25 days after each monitoring period ends (the most common figure among AR permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | INST MIN | report only | all year |
| 001 | Oxygen, dissolved [DO] | INST MIN | report only | all year |
| 001 | Oxygen demand, chem. [low level] [COD] | MO AVG | <= 350 mg/L | all year |
| 001 | Oxygen demand, chem. [low level] [COD] | DAILY MX | <= 525 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 150 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 225 mg/L | all year |
| 001 | Oil & Grease | MO AVG | <= 10 mg/L | all year |
| 001 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 001 | Oil & Grease | MO AVG | report only | all year |
| 001 | Oil & Grease | DAILY MX | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Iron, total recoverable | MO AVG | report only | all year |
| 001 | Iron, total recoverable | DAILY MX | report only | all year |
| 001 | Aluminum, total recoverable | MO AVG | report only | all year |
| 001 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 002 | Oxygen, dissolved [DO] | INST MIN | report only | all year |
| 002 | Oxygen, dissolved [DO] | INST MIN | report only | all year |
| 002 | Oxygen demand, chem. [low level] [COD] | MO AVG | <= 350 mg/L | all year |
| 002 | Oxygen demand, chem. [low level] [COD] | DAILY MX | <= 525 mg/L | all year |
| 002 | pH | MINIMUM | >= 6 SU | all year |
| 002 | pH | MAXIMUM | <= 9 SU | all year |
| 002 | Solids, total suspended | MO AVG | <= 150 mg/L | all year |
| 002 | Solids, total suspended | DAILY MX | <= 225 mg/L | all year |
| 002 | Oil & Grease | MO AVG | <= 10 mg/L | all year |
| 002 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 002 | Oil & Grease | MO AVG | report only | all year |
| 002 | Oil & Grease | DAILY MX | report only | all year |
| 002 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 002 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 002 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 002 | Iron, total recoverable | MO AVG | report only | all year |
| 002 | Iron, total recoverable | DAILY MX | report only | all year |
| 002 | Aluminum, total recoverable | MO AVG | report only | all year |
| 002 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states