Passage Data · Check a report · Use it from your AI

Watershed Center for Ceramic Arts

Pottery Products, Edgecomb, Maine. NPDES permit MEU508274, in force until Dec 31, 2026. Last 12 months: over a limit 2 times (last March 2026), 3 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (10 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 1 of 12 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
January 2026Flow, in conduit or thru treatment plant, daily maximum676 gal/d≤ 300 gal/d125%
March 2026Flow, in conduit or thru treatment plant, daily maximum1645 gal/d≤ 300 gal/d448%

Limits in force (11)

ParameterStatisticLimitMonths
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Arsenic, total [as As]daily maximumreport only (ug/L)all year
Chromium, total [as Cr]daily maximumreport only (ug/L)all year
Copper, total [as Cu]daily maximumreport only (ug/L)all year
Lead, total [as Pb]daily maximumreport only (ug/L)all year
Nickel, total [as Ni]daily maximumreport only (ug/L)all year
Zinc, total [as Zn]daily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantdaily maximum≤ 100 gal/dall year
Flow, in conduit or thru treatment plantdaily maximum≤ 300 gal/dall year

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

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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MEU508274 · MCP: https://passage-data.com/mcp