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New Pekin Wastewater Treatment Plant

Sewage treatment plant, New Pekin, Indiana. NPDES permit IN0021059, in force until Dec 31, 2028. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (18 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
March 2026Nitrogen, ammonia total [as N], monthly average10.975 mg/L≤ 9.3 mg/L18%

Limits in force (20)

ParameterStatisticLimitMonths
Streamflowmonthly averagereport only (MGD)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 70 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 105 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 8.6 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 9.3 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 12.9 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 14 mg/LJan, Feb, Mar, Apr, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. coli, colony forming units [CFU]monthly geometric mean≤ 125 CFU/100mLApr–Oct
E. coli, colony forming units [CFU]daily maximum≤ 235 CFU/100mLApr–Oct
E. coli, colony forming units [CFU]daily maximumreport only (CFU/100mL)Apr–Oct
Number of Eventsmonthly totalreport only (# exceed)Apr–Oct
Number of Eventsmonthly totalreport only (#)Apr–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/Lall year
Dilution factordaily maximum≤ .1 Ratioall year
Flow, totalmonthly totalreport only (Mgal/mo)all year

How strict are these limits?

Cited limits by parameter: Indiana'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/IN0021059 · MCP: https://passage-data.com/mcp