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

NRG Power Midwest LP

Electric Services, Niles, Ohio. NPDES permit OH0011533 expired Jan 31, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 36 reports late

Limits in force (47)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year002
Temperature, water deg. centigradedaily maximumreport only (deg C)all year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Solids, total suspendedmonthly averagereport only (kg/d)all year002
Solids, total suspendeddaily maximumreport only (kg/d)all year002
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year002
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year002
Oil and grease, hexane extr methodmonthly averagereport only (kg/d)all year002
Oil and grease, hexane extr methoddaily maximumreport only (kg/d)all year002
Iron, total recoverablemonthly averagereport only (ug/L)all year002
Iron, total recoverabledaily maximumreport only (ug/L)all year002
Selenium, total recoverablemonthly averagereport only (ug/L)all year002
Selenium, total recoverabledaily maximumreport only (ug/L)all year002
Barium, total recoverablemonthly averagereport only (ug/L)all year002
Barium, total recoverabledaily maximumreport only (ug/L)all year002
Silver total recoverablemonthly averagereport only (ug/L)all year002
Silver total recoverabledaily maximumreport only (ug/L)all year002
Silver total recoverablemonthly averagereport only (kg/d)all year002
Silver total recoverabledaily maximumreport only (kg/d)all year002
Zinc, total recoverablemonthly averagereport only (ug/L)all year002
Zinc, total recoverabledaily maximumreport only (ug/L)all year002
Cadmium, total recoverablemonthly averagereport only (ug/L)all year002
Cadmium, total recoverabledaily maximumreport only (ug/L)all year002
Cadmium, total recoverablemonthly averagereport only (kg/d)all year002
Cadmium, total recoverabledaily maximumreport only (kg/d)all year002
Lead, total recoverablemonthly averagereport only (ug/L)all year002
Lead, total recoverabledaily maximumreport only (ug/L)all year002
Copper, total recoverablemonthly averagereport only (ug/L)all year002
Copper, total recoverabledaily maximumreport only (ug/L)all year002
Oxidants, total residualdaily maximumreport only (mg/L)all year002
Di[2-ethylhexyl] phthalate [DEHP]monthly averagereport only (ug/L)all year002
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Mercury, total low levelmonthly averagereport only (ng/L)all year002
Mercury, total low leveldaily maximumreport only (ng/L)all year002
Mercury, total low levelmonthly averagereport only (kg/d)all year002
Mercury, total low leveldaily maximumreport only (kg/d)all year002
pH, maximumdaily maximumreport only (SU)all year002
pH, minimumdaily minimumreport only (SU)all year002
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all year002
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009

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

Same industry: the 31 Electric Services permits in Ohio.

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/OH0011533 · MCP: https://passage-data.com/mcp