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Subdividers And Developers, Saline County, Arkansas. NPDES permit AR0053261 expired Aug 31, 2026; its limits still apply. Last 12 months: over a limit 3 times (last March 2026), 16 of 30 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Coliform, fecal general, 7-day average | > 2420 #/100mL | ≤ 2000 #/100mL | — |
| January 2026 | Oxygen, dissolved [DO], instantaneous minimum | 3.67 mg/L | ≥ 6 mg/L | 39% |
| March 2026 | Coliform, fecal general, 7-day average | > 2420 #/100mL | ≤ 2000 #/100mL | — |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 3 mg/L | May–Oct |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 3 mg/L | May–Oct |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 3 mg/L | May–Oct |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| pH | minimum | ≥ 6 SU | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 16.7 lb/d | all year |
| Solids, total suspended | monthly average | ≤ 33.4 lb/d | all year |
| Solids, total suspended | monthly average | ≤ 50 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 25 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 50 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 75.1 lb/d | all year |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year |
| Oil & Grease | monthly average | ≤ 8.3 lb/d | all year |
| Oil & Grease | monthly average | ≤ 16.7 lb/d | all year |
| Oil & Grease | monthly average | ≤ 25 lb/d | all year |
| Oil & Grease | daily maximum | ≤ 12.5 lb/d | all year |
| Oil & Grease | daily maximum | ≤ 25 lb/d | all year |
| Oil & Grease | daily maximum | ≤ 37.5 lb/d | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 13.5 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 13.5 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 13.5 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5.1 lb/d | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.2 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 7.5 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 10.2 lb/d | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 8.3 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 15 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 15.3 lb/d | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 12.5 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 22.5 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.1 lb/d | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.3 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 11.3 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10.2 lb/d | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 12.5 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 22.5 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 15.3 lb/d | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 18.8 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 33.8 lb/d | Jan, Feb, Mar, Nov, Dec |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Coliform, fecal general | monthly average | ≤ 1000 #/100mL | all year |
| Coliform, fecal general | monthly average | ≤ 1000 #/100mL | all year |
| Coliform, fecal general | monthly average | ≤ 1000 #/100mL | all year |
| Coliform, fecal general | 7-day average | ≤ 2000 #/100mL | all year |
| Coliform, fecal general | 7-day average | ≤ 2000 #/100mL | all year |
| Coliform, fecal general | 7-day average | ≤ 2000 #/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 15 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 15 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 15 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 23 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 23 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 23 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 12.5 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 37.5 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 19.2 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 38.3 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 57.5 lb/d | all year |
Cited limits by parameter: Arkansas's rules and the federal ones.
Same industry: the 50 Real Estate permits in Arkansas.
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