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Sewage treatment plant, Alicia, Arkansas. NPDES permit AR0039675, in force until Jul 31, 2028. Last 12 months: over a limit 6 times (last July 2026), 36 required values missing, 10 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Nitrogen, ammonia total [as N], monthly average | 6.1 mg/L | ≤ 6 mg/L | 2% |
| December 2025 | Nitrogen, ammonia total [as N], monthly average | 6.1 mg/L | ≤ 6 mg/L | 2% |
| April 2026 | Oxygen, dissolved [DO], instantaneous minimum | 3.9 mg/L | ≥ 6 mg/L | 35% |
| July 2026 | Nitrogen, ammonia total [as N], 7-day average | 5.2 mg/L | ≤ 4.5 mg/L | 16% |
| July 2026 | Nitrogen, ammonia total [as N], monthly average | 4.77 lb/d | ≤ .8 lb/d | 496% |
| July 2026 | Nitrogen, ammonia total [as N], monthly average | 5.2 mg/L | ≤ 3 mg/L | 73% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 6 mg/L | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year |
| Solids, total suspended | 7-day average | ≤ 22.5 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 3.8 lb/d | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5.2 mg/L | Apr |
| Nitrogen, ammonia total [as N] | 7-day average | ≤ 9 mg/L | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | 7-day average | ≤ 4.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | 7-day average | ≤ 5.2 mg/L | Apr |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.5 lb/d | Jan, Feb, Mar, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .8 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.3 lb/d | Apr |
| 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 |
| Coliform, fecal general | 30-day geometric mean | ≤ 1000 #/100mL | all year |
| Coliform, fecal general | 7-day geometric mean | ≤ 2000 #/100mL | all year |
| Overflows | monthly total | report only (occur/mo) | all year |
| Overflow volume [SS0 volume, CSO volume] | monthly total | report only (gal) | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 10 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 15 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 2.5 lb/d | all year |
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/AR0039675 · MCP: https://passage-data.com/mcp