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Smithton Boro Muni Auth Westmoreland Cnty

Sewage treatment plant, Smithton, Pennsylvania. NPDES permit PA0217522, in force until Sep 30, 2028. Last 12 months: over a limit 3 times (last October 2025), 22 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (22 values), form Q quarterly (1 value), form Y yearly
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
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)

Period endingParameterReportedLimitOver by
October 2025Solids, total suspended, instantaneous maximum350 mg/L≤ 60 mg/L483%
October 2025Solids, total suspended, monthly average130 mg/L≤ 30 mg/L333%
October 2025Solids, total suspended, monthly average30.35≤ 16 lb/d90%

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly 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 suspendedinstantaneous maximum≤ 60 mg/Lall year
Solids, total suspendedmonthly average≤ 16 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 2.69 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 8.07 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]instantaneous maximum≤ 5.38 mg/LMay–Oct
Nitrogen, ammonia total [as N]instantaneous maximum≤ 16.14 mg/LJan, Feb, Mar, Apr, Nov, Dec
Phosphorus, total [as P]daily maximumreport only (mg/L)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
E. coliinstantaneous maximumreport only (#/100mL)all year
Ultraviolet light transmittanceinstantaneous minimumreport only (%)all year
Ultraviolet light transmittancemonthly averagereport only (%)all year
Ultraviolet light transmittancedaily maximumreport only (%)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]instantaneous maximum≤ 50 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 13 lb/dall year

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/PA0217522 · MCP: https://passage-data.com/mcp