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Sewage treatment plant, Greenville, Maine. NPDES permit MEU502119 expired Jul 31, 2025; its limits still apply. Last 12 months: no values over a limit, 69 required values missing, 9 of 45 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 100 mg/L | Apr, May, Aug, Oct | 001 |
| pH | maximum | report only (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 | May, Oct | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 002 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 002 |
| pH | maximum | report only (SU) | May, Oct | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 002 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 002 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 002 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 002 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 003 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 003 |
| pH | maximum | report only (SU) | May, Oct | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 003 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 003 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 003 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 003 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 003 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 004 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 004 |
| pH | maximum | report only (SU) | May, Oct | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 004 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 004 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 004 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 004 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 004 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 005 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 005 |
| pH | maximum | report only (SU) | May, Oct | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 005 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 005 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 005 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 005 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 005 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 006 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 006 |
| pH | maximum | report only (SU) | May, Oct | 006 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 006 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 006 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 006 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 006 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 006 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 007 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 007 |
| pH | maximum | report only (SU) | May, Oct | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 007 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 007 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 007 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 007 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 007 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 1242131 gal | Apr–Nov | 008 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | 008 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 3035370 gal | Apr–Oct | 009 |
| Flow, total | monthly total | report only (gal) | Apr–Oct | 009 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 010 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 010 |
| pH | maximum | report only (SU) | May, Oct | 010 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 010 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 010 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 010 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 010 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 010 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 011 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 011 |
| pH | maximum | report only (SU) | May, Oct | 011 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 011 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 011 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 011 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 011 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 011 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Oct | 012 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Oct | 012 |
| pH | maximum | report only (SU) | May, Oct | 012 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Oct | 012 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Oct | 012 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | May, Oct | 012 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | May, Oct | 012 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Oct | 012 |
| Application rate, gallons spray irrigation | annual total | ≤ 61 Mgal | Jan, Feb, Mar, Nov, Dec | SM1 |
| Flow, total | monthly total | report only (gal) | Jan, Feb, Mar, Nov, Dec | SM1 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jul–Sep | UD1 |
| Flow rate | daily maximum | report only (gal/min) | Jul–Sep | UD1 |
| Specific conductance | daily maximum | report only (umho/cm) | Jul–Sep | UD1 |
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/MEU502119 · MCP: https://passage-data.com/mcp