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Johnstown Redev Auth Cambria Cnty

Sewage treatment plant, major discharger, Johnstown, Pennsylvania. NPDES permit PA0026034, in force until Jan 31, 2031. Last 12 months: over a limit 2 times (last June 2026), 60 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (60 values), form Q quarterly
Last report on file
June 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 1 of 16 reports late

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

Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], monthly average20 mg/L≤ 17 mg/L18%
June 2026Nitrogen, ammonia total [as N], monthly average18.1 mg/L≤ 17 mg/L6%

Limits in force (70)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (lb/d)all 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≤ 3000 lb/dall year
Solids, total suspendedweekly average≤ 4500 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]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 17 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly averagereport only (lb/d)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1700 lb/dMay–Oct
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Arsenic, total [as As]monthly averagereport only (ug/L)all year
Arsenic, total [as As]daily maximumreport only (ug/L)all year
Arsenic, total [as As]monthly averagereport only (lb/d)all year
Arsenic, total [as As]daily maximumreport only (lb/d)all year
Copper, total [as Cu]monthly averagereport only (ug/L)all year
Copper, total [as Cu]daily maximumreport only (ug/L)all year
Copper, total [as Cu]monthly averagereport only (lb/d)all year
Copper, total [as Cu]daily maximumreport only (lb/d)all year
Iron, total [as Fe]monthly average≤ 1.5 mg/Lall year
Iron, total [as Fe]daily maximum≤ 3 mg/Lall year
Iron, total [as Fe]monthly average≤ 150 lb/dall year
Iron, total [as Fe]daily maximum≤ 300 lb/dall year
Iron, dissolved [as Fe]monthly averagereport only (mg/L)all year
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year
Iron, dissolved [as Fe]monthly averagereport only (lb/d)all year
Iron, dissolved [as Fe]daily maximumreport only (lb/d)all year
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year
Manganese, total [as Mn]monthly average≤ 100 lb/dall year
Manganese, total [as Mn]daily maximum≤ 200 lb/dall year
Zinc, total [as Zn]monthly averagereport only (ug/L)all year
Zinc, total [as Zn]daily maximumreport only (ug/L)all year
Zinc, total [as Zn]monthly averagereport only (lb/d)all year
Zinc, total [as Zn]daily maximumreport only (lb/d)all year
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year
Aluminum, total [as Al]monthly average≤ 75 lb/dall year
Aluminum, total [as Al]daily maximum≤ 75 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≤ 1.6 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Cyanide, free availablemonthly averagereport only (ug/L)all year
Cyanide, free availabledaily maximumreport only (ug/L)all year
Cyanide, free availablemonthly averagereport only (lb/d)all year
Cyanide, free availabledaily maximumreport only (lb/d)all year
Perfluorooctanoic acid (PFOA)daily maximumreport only (ng/L)all year
Perfluorooctanesulfonatedaily maximumreport only (ng/L)all year
Perfluorobutanesulfonic acid (PFBS)daily maximumreport only (ng/L)all year
Hexafluoropropylene oxide dimer acid (HFPO-DA)daily maximumreport only (ng/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]weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 2500 lb/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 4000 lb/dall year

New limits from Feb 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Nitrogen, ammonia total [as N], monthly average16.32 mg/L (May–Oct)tighter18.1 mg/L (3 values)1.11×
Nitrogen, ammonia total [as N], monthly average1630 lb/d (May–Oct)tighter444 lb/d (3 values)0.272×

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/PA0026034 · MCP: https://passage-data.com/mcp