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Ductmate Ind

Industrial or other facility, Monongahela, Pennsylvania. NPDES permit PA0203777, in force until Dec 31, 2027. Last 12 months: over a limit 8 times (last June 2026), 26 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (13 values), form Q quarterly (3 values), form Y yearly
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 17 reports late

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

Period endingParameterReportedLimitOver by
January 2026BOD, carbonaceous [5 day, 20 C], monthly average40.2 mg/L≤ 25 mg/L61%
January 2026Solids, total suspended, instantaneous maximum62 mg/L≤ 60 mg/L3%
January 2026Solids, total suspended, monthly average61 mg/L≤ 30 mg/L103%
February 2026Coliform, fecal general, geometric mean2928200 #/100mL≤ 2000 #/100mL—
February 2026Solids, total suspended, instantaneous maximum68 mg/L≤ 60 mg/L13%
February 2026Solids, total suspended, monthly average59 mg/L≤ 30 mg/L97%
June 2026Coliform, fecal general, geometric mean708 #/100mL≤ 200 #/100mL254%
June 2026Coliform, fecal general, instantaneous maximum1414 #/100mL≤ 1000 #/100mL41%

Limits in force (21)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 4 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedinstantaneous maximum≤ 60 mg/Lall year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]instantaneous maximumreport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (mg/L)all year
Zinc, total [as Zn]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .006 MGDall year
Chlorine, total residualmonthly average≤ .5 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ 1.6 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Mercury, total [as Hg]daily maximumreport only (mg/L)all year
Coliform, fecal generalgeometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalinstantaneous maximum≤ 10000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLMay–Sep
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]instantaneous maximum≤ 50 mg/Lall year

How strict are these limits?

Cited limits by parameter: Pennsylvania'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/PA0203777 · MCP: https://passage-data.com/mcp