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Sewage treatment plant, New Albin, Iowa. NPDES permit IA0026611, in force until Apr 30, 2028. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| March 2026 | Nitrogen, ammonia total [as N], daily maximum | 44 | ≤ 38.1 mg/L | 15% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 1 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (lb/d) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| pH | 30-day average | report only (SU) | all year |
| pH | daily maximum | report only (SU) | all year |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year |
| Solids, total suspended | 30-day average | ≤ 30 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 46 lb/d | all year |
| Solids, total suspended | 30-day average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | report only (mg/L) | all year |
| Solids, total suspended | 30-day average | report only (lb/d) | all year |
| Solids, total suspended | daily maximum | report only (lb/d) | all year |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 45.6 mg/L | Jul |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 42 mg/L | Aug |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 42.7 mg/L | Sep |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 40.7 mg/L | Oct |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 38.1 mg/L | Nov |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 39.4 mg/L | Jan |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 39.4 mg/L | May |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 36.8 mg/L | Feb |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 41.4 mg/L | Dec |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 37.4 mg/L | Jun |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 40.7 mg/L | Apr |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 38.1 mg/L | Mar |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 45.6 mg/L | Jul |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 42 mg/L | Aug |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 42.7 mg/L | Sep |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 40.7 mg/L | Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 38.1 mg/L | Nov |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 39.4 mg/L | Jan |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 39.4 mg/L | May |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 36.8 mg/L | Feb |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 41.4 mg/L | Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 37.4 mg/L | Jun |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 40.7 mg/L | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 38.1 mg/L | Mar |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 46.7 lb/d | Jul |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 43.1 lb/d | Aug |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 43.8 lb/d | Sep |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 41.7 lb/d | Oct |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 39 lb/d | Nov |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 40.4 lb/d | Jan |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 40.4 lb/d | May |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 37.7 lb/d | Feb |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 42.4 lb/d | Dec |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 38.4 lb/d | Jun |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 41.7 lb/d | Apr |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 39 lb/d | Mar |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 46.7 lb/d | Jul |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 43.1 lb/d | Aug |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 43.8 lb/d | Sep |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 41.7 lb/d | Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 39 lb/d | Nov |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 40.4 lb/d | Jan |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 40.4 lb/d | May |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 37.7 lb/d | Feb |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 42.4 lb/d | Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 38.4 lb/d | Jun |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 41.7 lb/d | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 39 lb/d | Mar |
| BOD, carbonaceous [5 day, 20 C] | 30-day average | ≤ 25 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 40 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | 30-day average | ≤ 25 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 41 lb/d | all year |
Cited limits by parameter: Iowa'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/IA0026611 · MCP: https://passage-data.com/mcp