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Sewage treatment plant, Emida, Idaho. NPDES permit ID0028487 expired Jun 30, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | instantaneous maximum | report only (deg C) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Temperature, water deg. centigrade | maximum daily average | report only (deg C) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 2.6 lb/d | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 3.9 lb/d | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| pH | instantaneous minimum | ≥ 6.5 SU | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| pH | instantaneous maximum | ≤ 9 SU | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, total suspended | weekly average | ≤ 45 mg/L | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 2.6 lb/d | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, total suspended | weekly average | ≤ 3.9 lb/d | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| E. coli, MTEC-MF | monthly geometric mean | ≤ 126 #/100mL | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| E. coli, MTEC-MF | instantaneous maximum | report only (#/100mL) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | Jan, Feb, Mar, Apr, May, Oct, Nov, Dec | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Mar, May, Oct, Dec | REC1 |
| Temperature, water deg. centigrade | instantaneous maximum | report only (deg C) | Mar, May, Oct, Dec | REC1 |
| Temperature, water deg. centigrade | maximum daily average | report only (deg C) | Mar, May, Oct, Dec | REC1 |
| pH | instantaneous minimum | report only (SU) | Mar, May, Oct, Dec | REC1 |
| pH | instantaneous maximum | report only (SU) | Mar, May, Oct, Dec | REC1 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Mar, May, Oct, Dec | REC1 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar, May, Oct, Dec | REC1 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Mar, May, Oct, Dec | REC1 |
| E. coli, MTEC-MF | monthly geometric mean | report only (#/100mL) | May, Oct | REC1 |
| E. coli, MTEC-MF | daily maximum | report only (#/100mL) | May, Oct | REC1 |
Cited limits by parameter: Idaho'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/ID0028487 · MCP: https://passage-data.com/mcp