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Sinclair Sanitary District

Sewage treatment plant, Sinclair, Maine. NPDES permit MEU507814, in force until Feb 28, 2028. Last 12 months: no values over a limit, 16 required values missing, 8 of 50 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (9 values), outfall SA1 form A monthly (2 values), outfall SA2 form A monthly (2 values), outfall SA3 form A monthly (2 values), outfall SA4 form A monthly (2 values)
Renewal application due
Sep 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 50 reports late

Limits in force (35)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)Apr, May, Jun, Sep, Oct, Nov001
Specific conductancedaily maximumreport only (umho/cm)Apr, May, Jun, Sep, Oct, Nov001
BOD, 5-day, 20 deg. Cdaily maximum≤ 100 mg/LApr, May, Jun, Sep, Oct, Nov001
pHdaily maximumreport only (SU)Apr, May, Jun, Sep, Oct, Nov001
Solids, total suspendeddaily maximum≤ 100 mg/LApr, May, Jun, Sep, Oct, Nov001
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)Apr, May, Jun, Sep, Oct, Nov001
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/wk)all year001
Flow, in conduit or thru treatment plantweekly maximumreport only (gal/wk)all year001
Lagoon freeboardminimumreport only (ft)May–Oct001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)May, OctMW3
Specific conductancedaily maximumreport only (umho/cm)May, OctMW3
pHdaily maximumreport only (SU)May, OctMW3
Solids, total suspendeddaily maximumreport only (mg/L)May, OctMW3
Nitrogen, nitrate total [as N]daily maximum≤ 10 mg/LMay, OctMW3
Depth to water level ft below landsurfacedaily maximumreport only (ft)May, OctMW3
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)May, OctMW4
Specific conductancedaily maximumreport only (umho/cm)May, OctMW4
pHdaily maximumreport only (SU)May, OctMW4
Solids, total suspendeddaily maximumreport only (mg/L)May, OctMW4
Nitrogen, nitrate total [as N]daily maximum≤ 10 mg/LMay, OctMW4
Depth to water level ft below landsurfacedaily maximumreport only (ft)May, OctMW4
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)May, OctMW5
Specific conductancedaily maximumreport only (umho/cm)May, OctMW5
pHdaily maximumreport only (SU)May, OctMW5
Solids, total suspendeddaily maximumreport only (mg/L)May, OctMW5
Nitrogen, nitrate total [as N]daily maximum≤ 10 mg/LMay, OctMW5
Depth to water level ft below landsurfacedaily maximumreport only (ft)May, OctMW5
Application rate, gallons spray irrigationweekly maximum≤ 407250 galApr–NovSA1
Flow, totalmonthly totalreport only (gal)Apr–NovSA1
Application rate, gallons spray irrigationweekly maximum≤ 407250 galApr–NovSA2
Flow, totalmonthly totalreport only (gal)Apr–NovSA2
Application rate, gallons spray irrigationweekly maximum≤ 407250 galApr–NovSA3
Flow, totalmonthly totalreport only (gal)Apr–NovSA3
Application rate, gallons spray irrigationweekly maximum≤ 407250 galApr–NovSA4
Flow, totalmonthly totalreport only (gal)Apr–NovSA4

How strict are these limits?

Cited limits by parameter: Maine's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MEU507814 · MCP: https://passage-data.com/mcp