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Summitville WWTP

Sewage treatment plant, Summitville, Indiana. NPDES permit IN0024562, in force until Oct 31, 2029. Last 12 months: over a limit 9 times (last August 2026), 18 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 003 form C monthly (4 values), outfall 005 form A monthly (17 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
21 values over a limit, 4 required values missing, 21 of 24 reports late

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

Period endingParameterReportedLimitOver by
November 2025Dilution factor, daily maximum.7766 Ratio≤ .1 Ratio677%
January 2026Dilution factor, daily maximum.53869 Ratio≤ .1 Ratio439%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average27.7 mg/L≤ 25 mg/L11%
April 2026Chlorine, total residual, daily maximum.26 mg/L< .06 mg/L333%
April 2026Chlorine, total residual, monthly average.12 mg/L< .06 mg/L100%
August 2026Chlorine, total residual, daily maximum.55 mg/L< .06 mg/L817%
August 2026Chlorine, total residual, monthly average.255 mg/L< .06 mg/L325%
August 2026E. coli, colony forming units [CFU], daily maximum411 CFU/100mL≤ 235 CFU/100mL75%
August 2026E. coli, colony forming units [CFU], monthly geometric mean221 CFU/100mL≤ 125 CFU/100mL77%

Limits in force (21)

ParameterStatisticLimitMonthsOutfall
Durationmonthly totalreport only (hr/mo)all year003
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (Mgal)all year003
Precipitation, monthly accumulationmonthly totalreport only (in/mo)all year003
Discharge event observation [Visual Monitoring]monthly totalreport only (#/mo)all year003
Streamflowmonthly averagereport only (MGD)all year005
pHdaily minimum≥ 6 SUall year005
pHdaily maximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 70 mg/Lall year005
Solids, total suspendedmaximum weekly average≤ 105 mg/Lall year005
Nitrogen, ammonia total [as N]monthly average≤ 12.1 mg/Lall year005
Nitrogen, ammonia total [as N]daily maximum≤ 18.1 mg/Lall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Chlorine, total residualmonthly average< .06 mg/LApr–Oct005
Chlorine, total residualdaily maximum< .06 mg/LApr–Oct005
E. coli, colony forming units [CFU]monthly geometric mean≤ 125 CFU/100mLApr–Oct005
E. coli, colony forming units [CFU]daily maximum≤ 235 CFU/100mLApr–Oct005
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year005
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/Lall year005
Dilution factordaily maximum≤ .1 Ratioall year005
Flow, totalmonthly totalreport only (Mgal/mo)all year005

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0024562 · MCP: https://passage-data.com/mcp