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Sewage treatment plant, Indian Township, Maine. NPDES permit MEU500872 expired Mar 31, 2026; its limits still apply. Last 12 months: over a limit once (last August 2026), 68 required values missing, 27 of 66 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| August 2026 | pH, maximum | 9.14 SU | ≤ 9 SU |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jul–Sep | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jul–Sep | 001 |
| Flow rate | daily maximum | report only (gal/min) | Jul–Sep | 001 |
| Flow rate | daily maximum | report only (gal/min) | Jul–Sep | 001 |
| Specific conductance | daily maximum | report only (umho/cm) | Jul–Sep | 001 |
| Specific conductance | daily maximum | report only (umho/cm) | Jul–Sep | 001 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 100 mg/L | Apr, May, Aug, Oct | 001 |
| pH | minimum | ≥ 6 SU | Apr, May, Aug, Oct | 001 |
| pH | maximum | ≤ 9 SU | Apr, May, Aug, Oct | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | Apr, May, Aug, Oct | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | Apr, May, Aug, Oct | 001 |
| Lagoon freeboard | daily minimum | ≥ 3 ft | Apr, Oct | 100 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | MW1 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | MW1 |
| pH | daily maximum | report only (SU) | May, Oct | MW1 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | MW1 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | MW1 |
| Depth to water level ft below landsurface | value | report only (ft) | May, Oct | MW1 |
| Depth of pond or reservoir in feet | daily maximum | report only (ft) | May, Oct | MW1 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | MW2 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | MW2 |
| pH | daily maximum | report only (SU) | May, Oct | MW2 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | MW2 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | MW2 |
| Depth to water level ft below landsurface | value | report only (ft) | May, Oct | MW2 |
| Depth of pond or reservoir in feet | daily maximum | report only (ft) | May, Oct | MW2 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | MW4 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | MW4 |
| pH | daily maximum | report only (SU) | May, Oct | MW4 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | MW4 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | MW4 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | MW4 |
| Depth of pond or reservoir in feet | daily maximum | report only (ft) | May, Oct | MW4 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | MW5 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | MW5 |
| pH | daily maximum | report only (SU) | May, Oct | MW5 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | MW5 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | MW5 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | MW5 |
| Depth of pond or reservoir in feet | value | report only (ft) | May, Oct | MW5 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | MW6 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | MW6 |
| pH | daily maximum | report only (SU) | May, Oct | MW6 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | MW6 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | MW6 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | MW6 |
| Depth of pond or reservoir in feet | daily maximum | report only (ft) | May, Oct | MW6 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 451469 gal | Apr–Nov | SF1 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SF1 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 446037 gal | Apr–Nov | SF2 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SF2 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 536331 gal | Apr–Nov | SF3 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SF3 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 556698 gal | Apr–Nov | SF4 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SF4 |
Cited limits by parameter: Maine'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/MEU500872 · MCP: https://passage-data.com/mcp