Passage Data · Check a report · Use it from your AI

Corydon #2 Satellite

Sewage treatment plant, major discharger, Corydon, Indiana. NPDES permit IN0062863, in force until Jul 31, 2027. Last 12 months: no values over a limit, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (23 values)
Renewal application due
Feb 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

Limits in force (44)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily average minimum≥ 6 mg/LMay–Nov
Oxygen, dissolved [DO]daily average minimum≥ 5 mg/LJan, Feb, Mar, Apr, Dec
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmonthly average≤ 21 mg/LMay–Nov
Solids, total suspendedmaximum weekly average≤ 45 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 32 mg/LMay–Nov
Solids, total suspendedmonthly average≤ 250 lb/dJan, Feb, Mar, Apr, Dec
Solids, total suspendedmonthly average≤ 175 lb/dMay–Nov
Solids, total suspendedmaximum weekly average≤ 376 lb/dJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 267 lb/dMay–Nov
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≤ 1.3 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 2 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 4.7 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 10.8 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 25.9 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 16.7 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 39.2 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 acuteFeb
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 1 tox acuteJan
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1 tox chronicFeb
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1 tox chronicJan
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteFeb
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox acuteJan
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox chronicFeb
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 1 tox chronicJan
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 18 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 38 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 27 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 209 lb/dJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 150 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 317 lb/dJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 225 lb/dMay–Nov
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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0062863 · MCP: https://passage-data.com/mcp