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Rushville WWTP

Sewage treatment plant, major discharger, Rushville, Indiana. NPDES permit IN0021270, in force until Mar 31, 2029. Last 12 months: over a limit 3 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form B monthly (26 values), outfall 101 form CP monthly (3 values), outfall 001 form TR twice a year
Last report on file
September 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 0 of 24 reports late

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

Period endingParameterReportedLimitOver by
October 2025Phosphorus, total [as P], monthly average1.17 mg/L≤ 1 mg/L17%
July 2026Oxygen, dissolved [DO], daily average minimum5.2 mg/L≥ 6 mg/L13%
September 2026Oxygen, dissolved [DO], daily average minimum5.4 mg/L≥ 6 mg/L10%

Limits in force (42)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily average minimum≥ 6 mg/LMay–Nov001
Oxygen, dissolved [DO]daily average minimum≥ 5 mg/LJan, Feb, Mar, Apr, Dec001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 10 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 15 mg/Lall year001
Solids, total suspendedmonthly average≤ 960 lb/dall year001
Solids, total suspendedmaximum weekly average≤ 1440 lb/dall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LMay–Nov001
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LJan, Feb, Mar, Apr, Dec001
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.7 mg/LMay–Nov001
Nitrogen, ammonia total [as N]maximum weekly average≤ 3 mg/LJan, Feb, Mar, Apr, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 173 lb/dMay–Nov001
Nitrogen, ammonia total [as N]monthly average≤ 192 lb/dJan, Feb, Mar, Apr, Dec001
Nitrogen, ammonia total [as N]maximum weekly average≤ 259 lb/dMay–Nov001
Nitrogen, ammonia total [as N]maximum weekly average≤ 288 lb/dJan, Feb, Mar, Apr, Dec001
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
E. coli, colony forming units [CFU]monthly geometric mean≤ 125 CFU/100mLApr–Oct001
E. coli, colony forming units [CFU]daily maximum≤ 235 CFU/100mLApr–Oct001
E. coli, colony forming units [CFU]daily maximumreport only (CFU/100mL)Apr–Oct001
Number of Eventsmonthly totalreport only (# exceed)Apr–Oct001
Number of Eventsmonthly totalreport only (#)Apr–Oct001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteSep001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteOct001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1 tox chronicSep001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1 tox chronicOct001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteSep001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteOct001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox chronicSep001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox chronicOct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 960 lb/dall year001
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 1440 lb/dall year001
Flow, totalmonthly totalreport only (Mgal/mo)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101
Flow, totalmonthly totalreport only (Mgal/mo)all year101

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/IN0021270 · MCP: https://passage-data.com/mcp