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Citizens Thermal CC Perry K Steam Plant

Electric Services, Indianapolis, Indiana. NPDES permit IN0004677, in force until Dec 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (18 values), outfall 101 form A monthly (4 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 25 reports late

Limits in force (38)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Mar001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Dec001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)May001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Oct001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Jun–Sep001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Jan, Feb001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Apr, Nov001
Temperature, water deg. fahrenheitdaily maximum≤ 63 deg FMar001
Temperature, water deg. fahrenheitdaily maximum≤ 60 deg FDec001
Temperature, water deg. fahrenheitdaily maximum≤ 88 deg FMay001
Temperature, water deg. fahrenheitdaily maximum≤ 87 deg FOct001
Temperature, water deg. fahrenheitdaily maximum≤ 93 deg FJun–Sep001
Temperature, water deg. fahrenheitdaily maximum≤ 53 deg FJan, Feb001
Temperature, water deg. fahrenheitdaily maximum≤ 73 deg FApr, Nov001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .2 mg/Lall year001
Chlorine, total residualmonthly average< .06 mg/Lall year001
Chlorine, total residualdaily maximum< .06 mg/Lall year001
Mercury, total recoverablemonthly averagereport only (ng/L)Dec001
Mercury, total recoverabledaily maximumreport only (ng/L)Dec001
Chlorination frequencydaily maximum≤ 4 occur/dall year001
Chlorination durationdaily maximum≤ 40 minall year001
Flow, totalmonthly totalreport only (Mgal/mo)all year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year101
Solids, total suspendeddaily maximum≤ 100 mg/Lall year101
Oil and grease, hexane extr methodmonthly average≤ 15 mg/LFeb, Apr, Jun, Aug, Oct, Dec101
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/LFeb, Apr, Jun, Aug, Oct, Dec101
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101

How strict are these limits?

Cited limits by parameter: Indiana's rules and the federal ones.

Same industry: the 30 Electric Services permits in Indiana.

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/IN0004677 · MCP: https://passage-data.com/mcp