IPALCO - PETERSBURG GEN STATION

NPDES permit IN0002887 · Major NON-POTW · effective, expires 2030-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

8values over a limit
2required values missing, on 1 form(s)
1of 44 forms filed late

Last period with anything received: 2026-07-31. Most often over: Iron, total recoverable (6), Boron, total recoverable (1), Oil and grease, hexane extr method (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (149)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only Jan, Feb
001Temperature, water deg. fahrenheitMO AVG report only Mar
001Temperature, water deg. fahrenheitMO AVG report only Apr, Nov
001Temperature, water deg. fahrenheitMO AVG report only May
001Temperature, water deg. fahrenheitMO AVG report only Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitMO AVG report only Oct
001Temperature, water deg. fahrenheitMO AVG report only Dec
001Temperature, water deg. fahrenheitDAILY MX report only Jan, Feb
001Temperature, water deg. fahrenheitDAILY MX report only Mar
001Temperature, water deg. fahrenheitDAILY MX report only Apr, Nov
001Temperature, water deg. fahrenheitDAILY MX report only May
001Temperature, water deg. fahrenheitDAILY MX report only Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitDAILY MX report only Oct
001Temperature, water deg. fahrenheitDAILY MX report only Dec
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 29.7 mg/L all year
001Solids, total suspendedDAILY MX <= 98.1 mg/L all year
001Oil and grease, hexane extr methodMO AVG <= 5.3 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 6.4 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct, Nov
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, Dec
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Cyanide, free [as free]MO AVG report only all year
001Cyanide, free [as free]DAILY MX report only all year
001Chloride [as Cl]MO AVG report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Fluoride, total [as F]MO AVG report only all year
001Fluoride, total [as F]DAILY MX report only all year
001Arsenic, total recoverableMO AVG report only all year
001Arsenic, total recoverableDAILY MX report only all year
001Iron, total recoverableMO AVG <= 1 mg/L all year
001Iron, total recoverableDAILY MX <= 1 mg/L all year
001Selenium, total recoverableMO AVG <= .033 mg/L all year
001Selenium, total recoverableDAILY MX <= .057 mg/L all year
001Boron, total recoverableMO AVG report only all year
001Boron, total recoverableDAILY MX report only all year
001Nickel, total recoverableMO AVG report only all year
001Nickel, total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Cadmium, total recoverableMO AVG <= .002 mg/L all year
001Cadmium, total recoverableDAILY MX <= .0035 mg/L all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Chromium, total recoverableMO AVG report only all year
001Chromium, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG <= .022 mg/L all year
001Copper, total recoverableDAILY MX <= .039 mg/L all year
001Manganese, total recoverableMO AVG report only all year
001Manganese, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG < .06 mg/L all year
001Chlorine, total residualDAILY MX < .06 mg/L all year
001Cycles Of ConcentrationMO AVG report only all year
001Cycles Of ConcentrationDAILY MX report only all year
001Cycles Of ConcentrationMO AVG report only all year
001Cycles Of ConcentrationDAILY MX report only all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
001Mercury, total recoverableMO AVG <= 12 ng/L Feb, Apr, Jun, Aug, Oct, Dec
001Mercury, total recoverableDAILY MX <= 20 ng/L Feb, Apr, Jun, Aug, Oct, Dec
001Chlorination durationDAILY MX <= 120 min/d all year
001Flow, totalMO TOTAL report only all year
002Temperature, water deg. fahrenheitMO AVG report only all year
002Temperature, water deg. fahrenheitDAILY MX report only all year
002Temperature, water deg. fahrenheitMO AVG report only all year
002Temperature, water deg. fahrenheitDAILY MX report only all year
002Chlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002Aluminum, total recoverableDAILY MX report only all year
002Aluminum, dissolved [as Al]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualMO AVG < .06 mg/L all year
002Chlorine, total residualDAILY MX <= .2 mg/L all year
002Chlorine, total residualDAILY MX < .06 mg/L all year
002Chlorination frequencyDAILY MX <= 4 occur/d all year
002Chlorination durationDAILY MX <= 40 min all year
002Flow, totalMO TOTAL report only all year
007BOD, 5-day, 20 deg. CMO AVG report only all year
007BOD, 5-day, 20 deg. CDAILY MX report only all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspendedMO AVG <= 30 mg/L all year
007Solids, total suspendedDAILY MX <= 100 mg/L all year
007Nitrogen, ammonia total [as N]MO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
007Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, Dec
007Nitrogen, ammonia total [as N]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct, Nov
007Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, Dec
007Phosphorus, total [as P]MO AVG report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Cyanide, free [as free]MO AVG report only all year
007Cyanide, free [as free]DAILY MX report only all year
007Chloride [as Cl]MO AVG report only all year
007Chloride [as Cl]DAILY MX report only all year
007Sulfate, total [as SO4]MO AVG <= 1500 mg/L all year
007Sulfate, total [as SO4]DAILY MX <= 2600 mg/L all year
007Fluoride, total [as F]MO AVG report only all year
007Fluoride, total [as F]DAILY MX report only all year
007Arsenic, total recoverableMO AVG report only all year
007Arsenic, total recoverableDAILY MX report only all year
007Iron, total recoverableMO AVG report only all year
007Iron, total recoverableDAILY MX report only all year
007Selenium, total recoverableMO AVG <= .033 mg/L all year
007Selenium, total recoverableDAILY MX <= .057 mg/L all year
007Boron, total recoverableMO AVG <= 8.3 mg/L all year
007Boron, total recoverableDAILY MX <= 14 mg/L all year
007Nickel, total recoverableMO AVG report only all year
007Nickel, total recoverableDAILY MX report only all year
007Zinc, total recoverableMO AVG report only all year
007Zinc, total recoverableDAILY MX report only all year
007Cadmium, total recoverableMO AVG <= .002 mg/L all year
007Cadmium, total recoverableDAILY MX <= .0035 mg/L all year
007Lead, total recoverableMO AVG report only all year
007Lead, total recoverableDAILY MX report only all year
007Chromium, total recoverableMO AVG report only all year
007Chromium, total recoverableDAILY MX report only all year
007Copper, total recoverableMO AVG report only all year
007Copper, total recoverableDAILY MX report only all year
007Manganese, total recoverableMO AVG report only all year
007Manganese, total recoverableDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Solids, total dissolvedMO AVG report only all year
007Solids, total dissolvedDAILY MX report only all year
007Mercury, total recoverableMO AVG <= 12 ng/L Feb, Apr, Jun, Aug, Oct, Dec
007Mercury, total recoverableDAILY MX <= 20 ng/L Feb, Apr, Jun, Aug, Oct, Dec
007Flow, totalMO TOTAL report only all year
101BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
101BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101Chlorine, total residualDAILY MN > .5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
101E. coli, colony forming units [CFU]MO GEO <= 125 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
101E. coli, colony forming units [CFU]DAILY MX <= 235 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct

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