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Huntertown WWTP

Sewage treatment plant, major discharger, Fort Wayne, Indiana. NPDES permit IN0064289, in force until Feb 28, 2030. Last 12 months: over a limit 3 times (last January 2026), 4 required values missing, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form A monthly (23 values), form TX twice a year
Last report on file
September 2026
Oct 2024 – Sep 2025
4 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
December 2025Nitrogen, ammonia total [as N], maximum weekly average1.03 mg/L≤ .8 mg/L29%
January 2026Nitrogen, ammonia total [as N], monthly average.6 mg/L≤ .53 mg/L13%
January 2026Nitrogen, ammonia total [as N], maximum weekly average1.02 mg/L≤ .8 mg/L28%

Limits in force (35)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 12 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 18 mg/Lall year
Solids, total suspendedmonthly average≤ 150 lb/dall year
Solids, total suspendedmaximum weekly average≤ 225 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≤ .29 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ .53 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ .44 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ .8 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 3.6 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 6.6 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 5.5 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 10 lb/dJan, Feb, Mar, Apr, Dec
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (lb/d)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 acuteAug
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteSep
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1.1 tox chronicAug
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1.1 tox chronicSep
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteAug
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteSep
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1.1 tox chronicAug
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1.1 tox chronicSep
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 125 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 188 lb/dall 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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0064289 · MCP: https://passage-data.com/mcp