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Industrial or other facility, China, Maine. NPDES permit MEU508255 expired Aug 31, 2017; its limits still apply. Last 12 months: no values over a limit, 268 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 250 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 250 mg/L | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 001 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Jul, Oct | MW1 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Jul, Oct | MW1 |
| pH | daily maximum | report only (SU) | May, Jul, Oct | MW1 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Jul, Oct | MW1 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Jul, Oct | MW1 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | Oct | MW1 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | Oct | MW1 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | Oct | MW1 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | Oct | MW1 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | Oct | MW1 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | Oct | MW1 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Oct | MW1 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Jul, Oct | MW1 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Jul, Oct | MW2 |
| Specific conductance | daily maximum | report only (umho/cm) | May, Jul, Oct | MW2 |
| pH | daily maximum | report only (SU) | May, Jul, Oct | MW2 |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Jul, Oct | MW2 |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Jul, Oct | MW2 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | Oct | MW2 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Oct | MW2 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | Oct | MW2 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Oct | MW2 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | Oct | MW2 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Oct | MW2 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Oct | MW2 |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Jul, Oct | MW2 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | May, Jul, Oct | MWB |
| Specific conductance | daily maximum | report only (umho/cm) | May, Jul, Oct | MWB |
| pH | daily maximum | report only (SU) | May, Jul, Oct | MWB |
| Solids, total suspended | daily maximum | report only (mg/L) | May, Jul, Oct | MWB |
| Nitrogen, nitrate total [as N] | daily maximum | ≤ 10 mg/L | May, Jul, Oct | MWB |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | Oct | MWB |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Oct | MWB |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | Oct | MWB |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Oct | MWB |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Oct | MWB |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Oct | MWB |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Oct | MWB |
| Depth to water level ft below landsurface | daily maximum | report only (ft) | May, Jul, Oct | MWB |
| Application rate, gallons spray irrigation | daily maximum | ≤ 97750 gal | Jan, Feb, Mar, Dec | S10 |
| Flow, total | monthly total | report only (gal) | Jan, Feb, Mar, Dec | S10 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 133600 gal | Jan, Feb, Mar, Dec | S11 |
| Flow, total | monthly total | report only (gal) | Jan, Feb, Mar, Dec | S11 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 114000 gal | Apr–Nov | SZ6 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SZ6 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 43450 gal | Apr–Nov | SZ7 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SZ7 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 29900 gal | Apr–Nov | SZ8 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SZ8 |
| Application rate, gallons spray irrigation | weekly maximum | ≤ 175000 gal | Apr–Nov | SZ9 |
| Flow, total | monthly total | report only (gal) | Apr–Nov | SZ9 |
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/MEU508255 · MCP: https://passage-data.com/mcp