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Knights Bridge Corp

Sewerage Systems, Chads Ford, Pennsylvania. NPDES permit PA0052663, in force until Oct 31, 2029. Last 12 months: over a limit 4 times (last December 2025), 47 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (23 values), form Q quarterly (1 value)
Last report on file
June 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
October 2025Phosphorus, total [as P], monthly average2 mg/L≤ .5 mg/L300%
November 2025Phosphorus, total [as P], monthly average.6 mg/L≤ .5 mg/L20%
December 2025Nitrite + Nitrate total [as N], monthly average16 mg/L≤ 10 mg/L60%
December 2025Nitrogen, total [as N], monthly average< 16.4 mg/L≤ 10 mg/L64%

Limits in force (28)

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≤ 10 mg/Lall year
Solids, total suspendedmonthly average≤ 7.5 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]monthly average≤ 10 mg/Lall year
Nitrogen, total [as N]monthly average≤ 15 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 2.3 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ .8 lb/dMay–Oct
Nitrite + Nitrate total [as N]monthly average≤ 10 mg/Lall year
Nitrite + Nitrate total [as N]monthly average≤ 7.5 lb/dall year
Phosphorus, total [as P]monthly average≤ .5 mg/Lall year
Phosphorus, total [as P]monthly average≤ .37 lb/dall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. coliinstantaneous maximumreport only (#/100mL)all year
Ultraviolet light dosageinstantaneous minimumreport only (mJ/cm2)all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLall year
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 7.5 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 lb/dJan, Feb, Mar, Apr, Nov, Dec

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/PA0052663 · MCP: https://passage-data.com/mcp