NPDES permit IN0022497 · Major POTW · effective, expires 2028-11-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
Reports are due about 28 days after each monitoring period ends (the most common figure among IN permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | DLYAVMIN | >= 5 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Oxygen, dissolved [DO] | DLYAVMIN | >= 4 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | pH | DAILY MN | >= 6 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | MX WK AV | <= 45 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MX WK AV | <= 30 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | MO AVG | <= 3500 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MO AVG | <= 2300 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Solids, total suspended | MX WK AV | <= 5300 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Solids, total suspended | MX WK AV | <= 3500 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.5 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 3 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 2.25 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 4.5 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 180 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 350 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 260 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 530 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | Phosphorus, total [as P] | MO AVG | <= 1 mg/L | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | E. coli, colony forming units [CFU] | MO GEO | <= 125 CFU/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | E. coli, colony forming units [CFU] | DAILY MX | <= 235 CFU/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Toxicity [acute], Ceriodaphnia dubia | MAXIMUM | <= 1 tox acute | May |
| 001 | Toxicity [acute], Ceriodaphnia dubia | MAXIMUM | <= 1 tox acute | Jun |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | MAXIMUM | <= 1.2 tox chronic | May |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | MAXIMUM | <= 1.2 tox chronic | Jun |
| 001 | Toxicity [acute], Pimephales promelas [Fathead Minnow] | MAXIMUM | <= 1 tox acute | May |
| 001 | Toxicity [acute], Pimephales promelas [Fathead Minnow] | MAXIMUM | <= 1 tox acute | Jun |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | MAXIMUM | <= 1.2 tox chronic | May |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | MAXIMUM | <= 1.2 tox chronic | Jun |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 25 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 16 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | MX WK AV | <= 40 mg/L | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | MX WK AV | <= 24 mg/L | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 2900 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 1900 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | BOD, carbonaceous [5 day, 20 C] | MX WK AV | <= 4700 lb/d | Jan, Feb, Mar, Apr, Dec |
| 001 | BOD, carbonaceous [5 day, 20 C] | MX WK AV | <= 2800 lb/d | May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Flow, total | MO TOTAL | report only | all year |
| PRT | Copper, dry weight | VALUE | report only | Jun, Dec |
| PRT | Copper, dry weight | VALUE | report only | Jun, Dec |
| PRT | Cadmium, dry weight | VALUE | report only | Jun, Dec |
| PRT | Cadmium, dry weight | VALUE | report only | Jun, Dec |
| PRT | Molybdenum, sludge, total, dry weight [as Mo] | VALUE | report only | Jun, Dec |
| PRT | Molybdenum, sludge, total, dry weight [as Mo] | VALUE | report only | Jun, Dec |
| PRT | Zinc, sludge, total, dry weight [as Zn] | VALUE | report only | Jun, Dec |
| PRT | Zinc, sludge, total, dry weight [as Zn] | VALUE | report only | Jun, Dec |
| PRT | Lead, sludge, total, dry weight [as Pb] | VALUE | report only | Jun, Dec |
| PRT | Lead, sludge, total, dry weight [as Pb] | VALUE | report only | Jun, Dec |
| PRT | Nickel, sludge, total, dry weight [as Ni] | VALUE | report only | Jun, Dec |
| PRT | Nickel, sludge, total, dry weight [as Ni] | VALUE | report only | Jun, Dec |
| PRT | Mercury, sludge, total, dry weight [as Hg] | VALUE | report only | Jun, Dec |
| PRT | Mercury, sludge, total, dry weight [as Hg] | VALUE | report only | Jun, Dec |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states