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Comm Utilities of Pennsylvania

Water Supply, Tamiment, Pennsylvania. NPDES permit PA0037290, in force until May 31, 2030. Last 12 months: over a limit 4 times (last April 2026), 24 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (24 values), form Q quarterly (2 values), form Y yearly
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
December 2025Nitrite + Nitrate total [as N], monthly average12.14 mg/L≤ 10 mg/L21%
December 2025Nitrogen, ammonia total [as N], monthly average11.9 mg/L≤ 6 mg/L98%
February 2026Nitrogen, ammonia total [as N], monthly average12.9 mg/L≤ 6 mg/L115%
April 2026Nitrite + Nitrate total [as N], monthly average11.18 mg/L≤ 10 mg/L12%

Limits in force (34)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 63 lb/dall year
Nitrogen, total [as N]annual averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]annual averagereport only (lb/d)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)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
Nitrogen, ammonia total [as N]monthly average≤ 12.6 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 4.2 lb/dMay–Oct
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly average≤ 10 mg/Lall year
Nitrite + Nitrate total [as N]monthly average≤ 21 lb/dall year
Phosphorus, total [as P]annual averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]annual averagereport only (lb/d)all year
Phosphorus, total [as P]monthly average≤ 2.1 lb/dall 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≤ .5 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ 1.5 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Solids, total dissolvedquarterly average≤ 1000 mg/Lall year
Coliform, fecal generalgeometric mean≤ 200 CFU/100mLMay–Sep
Coliform, fecal generalgeometric mean≤ 2000 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalinstantaneous maximum≤ 1000 CFU/100mLMay–Sep
Coliform, fecal generalinstantaneous maximum≤ 10000 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 21 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all year

New limits from Jun 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chlorine, total residual, instantaneous maximum0.25 mg/Ltighter0.745 mg/L (6 values)2.98×
Chlorine, total residual, monthly average0.07 mg/Ltighter0.33 mg/L (6 values)4.71×

How strict are these limits?

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

Same industry: the 214 Water Supply permits in Pennsylvania.

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Your permit document is the final word. As JSON: /api/v1/permits/PA0037290 · MCP: https://passage-data.com/mcp