NPDES permit AR0052761 · Major NON-POTW · effective, expires 2028-03-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. fahrenheit | INST MAX | <= 100 deg F | all year |
| 001 | Color [PT-CO units] | MO AVG | report only | all year |
| 001 | Color [PT-CO units] | DAILY MX | report only | all year |
| 001 | Oxygen, dissolved [DO] | INST MIN | >= 2 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 7006 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 10508 lb/d | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | report only | Jun, Jul, Aug, Sep, Oct |
| 001 | Solids, total suspended | MO AVG | report only | Jan, Feb, Mar, Apr, May, Nov, Dec |
| 001 | Solids, total suspended | DAILY MX | report only | Jun, Jul, Aug, Sep, Oct |
| 001 | Solids, total suspended | DAILY MX | report only | Jan, Feb, Mar, Apr, May, Nov, Dec |
| 001 | Solids, total suspended | MO AVG | <= 9827 lb/d | Jun, Jul, Aug, Sep, Oct |
| 001 | Solids, total suspended | MO AVG | <= 16318 lb/d | Jan, Feb, Mar, Apr, May, Nov, Dec |
| 001 | Solids, total suspended | DAILY MX | <= 14740 lb/d | Jun, Jul, Aug, Sep, Oct |
| 001 | Solids, total suspended | DAILY MX | <= 24478 lb/d | Jan, Feb, Mar, Apr, May, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Mar, Apr, May |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Mar, Apr, May |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1149 lb/d | Mar, Apr, May |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 374 lb/d | Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 3344 lb/d | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 3017 lb/d | Mar, Apr, May |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 560 lb/d | Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 7006 lb/d | Jan, Feb, Mar, Nov, Dec |
| 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 | Chloride [as Cl] | MO AVG | report only | all year |
| 001 | Chloride [as Cl] | DAILY MX | report only | all year |
| 001 | Chloride [as Cl] | MO AVG | report only | all year |
| 001 | Chloride [as Cl] | 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 |
| 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 | <= 443688 lb/d | all year |
| 001 | Solids, total dissolved | DAILY MX | <= 665532 lb/d | all year |
| 001 | Sulfate | MO AVG | report only | all year |
| 001 | Sulfate | DAILY MX | report only | all year |
| 001 | Sulfate | MO AVG | report only | all year |
| 001 | Sulfate | DAILY MX | report only | all year |
| TX1 | Whole effluent toxicity - retest #1 | 7 DA MIN | report only | all year |
| TX1 | Whole effluent toxicity - retest #2 | 7 DA MIN | report only | all year |
| TX1 | WET, sublethal retest #1 | 7 DA MIN | report only | all year |
| TX1 | WET, sublethal retest #2 | 7 DA MIN | report only | all year |
| TX1 | Whole Effluent Toxicity - Retest #3 | 7 DA MIN | report only | all year |
| TX1 | Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7 DA MIN | report only | all year |
| TX1 | Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA MIN | report only | all year |
| TX1 | Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7 DA MIN | report only | all year |
| TX1 | Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA MIN | report only | all year |
| TX1 | Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7 DA MIN | report only | all year |
| TX1 | NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA MIN | report only | all year |
| TX1 | NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7 DA MIN | report only | all year |
| TX1 | NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7 DA MIN | report only | all year |
| TX1 | NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7 DA MIN | report only | all year |
| TX1 | Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7 DA MIN | report only | all year |
| TX1 | Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7 DA MIN | 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