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Bethel Park Muni Auth Allegheny Cnty

Sewage treatment plant, major discharger, South Park Twp, Pennsylvania. NPDES permit PA0027618, in force until Jun 30, 2028. Last 12 months: over a limit 3 times (last May 2026), 47 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (53 values), form Q quarterly (1 value)
Renewal application due
Jan 2, 2028 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
4 values over a limit, 4 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
March 2026Solids, total suspended, monthly average1390≤ 1230 lb/d13%
March 2026Solids, total suspended, weekly average2288≤ 1845 lb/d24%
May 2026BOD, carbonaceous [5 day, 20 C], monthly average10.4 mg/L≤ 10 mg/L4%

Limits in force (62)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 6 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
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1230 lb/dall year
Solids, total suspendedweekly average≤ 1845 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]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 3.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 60 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 140 lb/dJan, Feb, Mar, Apr, Nov, Dec
Phosphorus, total [as P]monthly average≤ 2 mg/Lall year
Phosphorus, total [as P]daily maximum≤ 4 mg/Lall year
Phosphorus, total [as P]monthly average≤ 82 lb/dall year
Arsenic, total [as As]monthly averagereport only (mg/L)all year
Arsenic, total [as As]daily maximumreport only (mg/L)all year
Boron, total [as B]monthly averagereport only (mg/L)all year
Boron, total [as B]daily maximumreport only (mg/L)all year
Copper, total [as Cu]monthly average≤ 30.1 ug/Lall year
Copper, total [as Cu]daily maximum≤ 46.9 ug/Lall year
Iron, total [as Fe]monthly averagereport only (mg/L)all year
Iron, total [as Fe]daily maximumreport only (mg/L)all year
Iron, dissolved [as Fe]monthly averagereport only (mg/L)all year
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year
Manganese, total [as Mn]daily maximumreport only (mg/L)all year
Zinc, total [as Zn]monthly averagereport only (mg/L)all year
Zinc, total [as Zn]daily maximumreport only (mg/L)all year
Aluminum, total [as Al]monthly averagereport only (mg/L)all year
Aluminum, total [as Al]daily maximumreport only (mg/L)all year
Benzenemonthly averagereport only (ug/L)all year
Benzenedaily maximumreport only (ug/L)all year
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .58 ug/Lall year
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ .91 ug/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
E. coliinstantaneous maximumreport only (#/100mL)all year
Ultraviolet light transmittancedaily minimumreport only (%)all year
Cyanide, free availablemonthly average≤ 4.43 ug/Lall year
Cyanide, free availabledaily maximum≤ 6.91 ug/Lall year
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum≤ 1.1 tox chronicall 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≤ 10 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 38 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 410 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1025 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 615 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 1555 lb/dJan, Feb, Mar, Apr, Nov, Dec
TU Static 7Day Chronic Ceriodaphnia dubiadaily maximum≤ 1.1 tox chronicall year

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/PA0027618 · MCP: https://passage-data.com/mcp