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Mainlines Manholes & Wastewater TRMT Inc

Mobile Home Site Operators, Girard, Pennsylvania. NPDES permit PA0037991 expired May 31, 2026; its limits still apply. Last 12 months: over a limit once (last April 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 (1 value)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
April 2026Phosphorus, total [as P], monthly average1.2 mg/L≤ 1 mg/L20%

Limits in force (17)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Nitrogen, total [as N]quarterly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .21 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ .68 mg/Lall year
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalgeometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLMay–Sep
Coliform, fecal generalinstantaneous maximum≤ 10000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year

How strict are these limits?

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

Same industry: the 210 Real Estate permits in Pennsylvania.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0037991 · MCP: https://passage-data.com/mcp