NPDES permit AR0041734 · Minor NON-POTW · administratively continued, expires 2024-03-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2024-03-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-08-31.
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 | >= 5 mg/L | May, Jun, Jul, Aug, Sep, Oct |
| 001 | Oxygen, dissolved [DO] | INST MIN | >= 7.4 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 213.3 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 320 lb/d | all year |
| 001 | Oil & Grease | MO AVG | <= 8 mg/L | all year |
| 001 | Oil & Grease | DAILY MX | <= 14 mg/L | all year |
| 001 | Oil & Grease | MO AVG | <= 85.3 lb/d | all year |
| 001 | Oil & Grease | DAILY MX | <= 149.3 lb/d | all year |
| 001 | Nitrogen, total [as N] | MO AVG | <= 103 mg/L | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | <= 147 mg/L | all year |
| 001 | Nitrogen, total [as N] | MO AVG | <= 1098.7 lb/d | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | <= 1568 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 4 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 6 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 46.7 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 70.1 lb/d | all year |
| 001 | Nitrite + Nitrate total [as N] | MO AVG | report only | all year |
| 001 | Nitrite + Nitrate total [as N] | DAILY MX | report only | all year |
| 001 | Nitrite + Nitrate total [as N] | MO AVG | report only | all year |
| 001 | Nitrite + Nitrate 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 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Sulfate, total [as SO4] | MO AVG | <= 93 mg/L | all year |
| 001 | Sulfate, total [as SO4] | DAILY MX | <= 139.5 mg/L | all year |
| 001 | Sulfate, total [as SO4] | MO AVG | <= 1086 lb/d | all year |
| 001 | Sulfate, total [as SO4] | DAILY MX | <= 1629 lb/d | all year |
| 001 | Zinc, total recoverable | MO AVG | <= 116.1 ug/L | all year |
| 001 | Zinc, total recoverable | DAILY MX | <= 233 ug/L | all year |
| 001 | Zinc, total recoverable | MO AVG | <= 1.36 lb/d | all year |
| 001 | Zinc, total recoverable | DAILY MX | <= 2.72 lb/d | all year |
| 001 | Copper, total recoverable | MO AVG | <= 12.3 ug/L | all year |
| 001 | Copper, total recoverable | DAILY MX | <= 24.7 ug/L | all year |
| 001 | Copper, total recoverable | MO AVG | <= .14 lb/d | all year |
| 001 | Copper, total recoverable | DAILY MX | <= .29 lb/d | 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 |
| 001 | Chlorine, total residual | INST MAX | < .011 mg/L | all year |
| 001 | Solids, total dissolved | MO AVG | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | report only | all year |
| 001 | Solids, total dissolved | MO AVG | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | report only | all year |
| 001 | Coliform, fecal, colony forming units | 30DA GEO | <= 200 #/100mL | Apr, May, Jun, Jul, Aug, Sep |
| 001 | Coliform, fecal, colony forming units | INST MAX | <= 400 #/100mL | Jan, Feb, Mar, Oct, Nov, Dec |
| 001 | Coliform, fecal, colony forming units | 7 DA GEO | <= 400 #/100mL | Apr, May, Jun, Jul, Aug, Sep |
| 001 | Coliform, fecal, colony forming units | DAILY MX | <= 105991 MCFU/d | Jan, Feb, Mar, Oct, Nov, Dec |
| 001 | Coliform, fecal, colony forming units | DAILY MX | <= 21198 MCFU/d | Apr, May, Jun, Jul, Aug, Sep |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 9 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY MX | <= 13.5 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 105.1 lb/d | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY MX | <= 157.6 lb/d | all year |
| TX1 | WET, sublethal retest #1 | 7 DA AVG | report only | all year |
| TX1 | WET, sublethal retest #2 | 7 DA AVG | report only | all year |
| TX1 | Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7 DA AVG | report only | all year |
| TX1 | Whole Effluent Toxicity [WET] - C. dubia | 7 DA MIN | >= 99 % | all year |
| TX1 | Whole Effluent Toxicity [WET] - C. dubia | 7 DA MIN | >= 80 % | all year |
| TX1 | Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA AVG | report only | all year |
| TX1 | Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7 DA AVG | report only | all year |
| TX1 | Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA AVG | report only | all year |
| TX1 | Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7 DA AVG | report only | all year |
| TX1 | NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA AVG | report only | all year |
| TX1 | NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7 DA AVG | report only | all year |
| TX1 | NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA AVG | report only | all year |
| TX1 | NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7 DA AVG | report only | all year |
| TX1 | Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7 DA AVG | report only | all year |
| TX1 | Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7 DA AVG | 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