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Pen Argyl Boro Muni Auth Northampton Cnty

Sewage treatment plant, Pen Argyl, Pennsylvania. NPDES permit PA0037052, in force until Jul 31, 2030. Last 12 months: over a limit 14 times (last June 2026), 39 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (39 values), form Q quarterly (2 values), form Y yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 17 reports late

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

All 14 values over a limit
Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], monthly average21.3 mg/L≤ 4.5 mg/L373%
December 2025Nitrogen, ammonia total [as N], monthly average41.8≤ 35.6 lb/d17%
January 2026Nitrogen, ammonia total [as N], monthly average18.3 mg/L≤ 4.5 mg/L307%
January 2026Nitrogen, ammonia total [as N], monthly average37.5≤ 35.6 lb/d5%
February 2026Coliform, fecal general, geometric mean6165 #/100mL≤ 2000 #/100mL208%
February 2026Coliform, fecal general, instantaneous maximum24196 #/100mL≤ 10000 #/100mL142%
February 2026Nitrogen, ammonia total [as N], monthly average20 mg/L≤ 4.5 mg/L344%
February 2026Nitrogen, ammonia total [as N], monthly average45.2≤ 35.6 lb/d27%
March 2026Nitrogen, ammonia total [as N], monthly average13.2 mg/L≤ 4.5 mg/L193%
March 2026Nitrogen, ammonia total [as N], monthly average69.6≤ 35.6 lb/d96%
May 2026Coliform, fecal general, geometric mean< 498 #/100mL≤ 200 #/100mL149%
May 2026Coliform, fecal general, instantaneous maximum1990 #/100mL≤ 1000 #/100mL99%
May 2026Nitrogen, ammonia total [as N], monthly average1.91 mg/L≤ 1.5 mg/L27%
June 2026Nitrogen, ammonia total [as N], monthly average2.47 mg/L≤ 1.5 mg/L65%

Limits in force (53)

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 suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 238 lb/dall year
Solids, total suspendedweekly average≤ 356 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspendedweekly averagereport only (lb/d)all year
Nitrogen, total [as N]annual averagereport only (mg/L)all year
Nitrogen, total [as N]annual averagereport only (lb/d)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≤ 35.6 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 11.9 lb/dMay–Oct
Nitrogen, Kjeldahl, total [as N]annual averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]annual averagereport only (lb/d)all year
Nitrite + Nitrate total [as N]annual averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]annual averagereport only (lb/d)all year
Phosphorus, total [as P]annual averagereport only (mg/L)all year
Phosphorus, total [as P]annual averagereport only (lb/d)all year
Copper, total [as Cu]monthly average≤ .016 mg/Lall year
Copper, total [as Cu]daily maximum≤ .025 mg/Lall year
Copper, total [as Cu]monthly average≤ .126 lb/dall year
Copper, total [as Cu]daily maximum≤ .198 lb/dall year
Lead, total [as Pb]monthly average≤ .0059 mg/Lall year
Lead, total [as Pb]daily maximum≤ .00929 mg/Lall year
Lead, total [as Pb]monthly average≤ .0472 lb/dall year
Lead, total [as Pb]daily maximum≤ .0736 lb/dall year
Zinc, total [as Zn]monthly average≤ .135 mg/Lall year
Zinc, total [as Zn]daily maximum≤ .204 mg/Lall year
Zinc, total [as Zn]monthly average≤ 1.07 lb/dall year
Zinc, total [as Zn]daily maximum≤ 1.62 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 residualinstantaneous maximum≤ .3 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Solids, total dissolvedquarterly average≤ 1000 mg/Lall 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]weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 198 lb/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 317 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (lb/d)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (lb/d)all year
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all year

New limits from Aug 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chlorine, total residual, instantaneous maximum0.071 mg/Ltighter——

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0037052 · MCP: https://passage-data.com/mcp