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Vincennes WWTP, City of

Sewage treatment plant, major discharger, Vincennes, Indiana. NPDES permit IN0031020, in force until Oct 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (26 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 16 reports late

Limits in force (41)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1878 lb/dall year
Solids, total suspendedmaximum weekly average≤ 2816 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 4.4 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 6.6 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 275.4 lb/dall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 413.1 lb/dall year
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Cyanide, free [as free]monthly average≤ .022 mg/Lall year
Cyanide, free [as free]monthly averagereport only (mg/L)all year
Cyanide, free [as free]daily maximum≤ .044 mg/Lall year
Cyanide, free [as free]daily maximumreport only (mg/L)all year
Cyanide, free [as free]monthly averagereport only (mg/L)all year
Cyanide, free [as free]daily maximumreport only (mg/L)all year
Cyanide, free [as free]daily maximumreport only (mg/L)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
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteApr, Oct
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteMay, Nov
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteMay, Nov
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 40.5 tox chronicApr, Oct
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 40 tox chronicMay, Nov
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 40 tox chronicMay, Nov
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteApr, Oct
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteMay, Nov
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteMay, Nov
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 40.5 tox chronicApr, Oct
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 40 tox chronicMay, Nov
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 40 tox chronicMay, Nov
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
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1565 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 2504 lb/dall year
Flow, totalmonthly totalreport only (Mgal/mo)all year

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/IN0031020 · MCP: https://passage-data.com/mcp