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Montrose Muni Auth Susquehanna Cnty

Sewage treatment plant, Montrose, Pennsylvania. NPDES permit PA0060801 expired Feb 29, 2016; its limits still apply. Last 12 months: over a limit once (last December 2025), 32 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (32 values), form Q quarterly (24 values), form Y yearly (5 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
11 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
December 2025Nitrogen, ammonia total [as N], monthly average< 5.2312 mg/L≤ 4.5 mg/L16%

Limits in force (65)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 20 mg/Lall year
Solids, total suspendedmonthly average≤ 102 lb/dall year
Solids, total suspendedmaximum weekly average≤ 136 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 4.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 30 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 10 lb/dMay–Oct
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Copper, total [as Cu]averagereport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (mg/L)all year
Copper, total [as Cu]averagereport only (lb/d)all year
Copper, total [as Cu]daily maximumreport only (lb/d)all year
Silver, total [as Ag]averagereport only (mg/L)all year
Silver, total [as Ag]daily maximumreport only (mg/L)all year
Silver, total [as Ag]averagereport only (lb/d)all year
Silver, total [as Ag]daily maximumreport only (lb/d)all year
Zinc, total [as Zn]monthly average≤ .081 mg/Lall year
Zinc, total [as Zn]daily maximum≤ .12 mg/Lall year
Zinc, total [as Zn]monthly average≤ .55 lb/dall year
Zinc, total [as Zn]daily maximum≤ .82 lb/dall year
Aluminum, total [as Al]averagereport only (mg/L)all year
Aluminum, total [as Al]daily maximumreport only (mg/L)all year
Aluminum, total [as Al]averagereport only (lb/d)all year
Aluminum, total [as Al]daily maximumreport only (lb/d)all year
Chloroformaveragereport only (mg/L)all year
Chloroformdaily maximumreport only (mg/L)all year
Chloroformaveragereport only (lb/d)all year
Chloroformdaily maximumreport only (lb/d)all year
Tetrachloroethyleneaveragereport only (mg/L)all year
Tetrachloroethylenedaily maximumreport only (mg/L)all year
Tetrachloroethyleneaveragereport only (lb/d)all year
Tetrachloroethylenedaily maximumreport only (lb/d)all 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
Nitrogen, Totalmonthly totalreport only (lb)all year
Nitrogen, Totalannual totalreport only (lb)all year
Nitrogen, Totalmonthly totalreport only (lb)all year
Nitrogen, Totalannual total≤ 14977 lball year
Nitrogen, Ammonia Totalmonthly totalreport only (lb)all year
Nitrogen, Ammonia Totalannual totalreport only (lb)all year
Nitrogen, Kjeldahl Totalmonthly totalreport only (lb)all year
Nitrite Plus Nitrate Totalmonthly totalreport only (lb)all year
Phosphorus, Totalmonthly totalreport only (lb)all year
Phosphorus, Totalannual totalreport only (lb)all year
Phosphorus, Totalmonthly totalreport only (lb)all year
Phosphorus, Totalannual total≤ 1997 lball year
Mercury, total [as Hg]averagereport only (mg/L)all year
Mercury, total [as Hg]daily maximumreport only (mg/L)all year
Mercury, total [as Hg]averagereport only (lb/d)all year
Mercury, total [as Hg]daily maximumreport only (lb/d)all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalgeometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
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≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 20 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 102 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 136 lb/dall 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/PA0060801 · MCP: https://passage-data.com/mcp