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OG&E River Valley Generating Station

Electric Services, Panama, Oklahoma. NPDES permit OK0040169, in force until Oct 31, 2028. Last 12 months: over a limit once (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (11 values), outfall 01A form A monthly (2 values), outfall 01B form A monthly (2 values), outfall 01B form B every 2 months (8 values), outfall 01C form A monthly (5 values), outfall 01H form A monthly (8 values), and 1 more form
Renewal application due
May 4, 2028 · 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, 0 of 67 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
August 2026Solids, total suspended, daily maximum351.938 lb/d≤ 346.5 lb/d2%

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6.35 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximum≤ 37 mg/Lall year001
Solids, total suspendedmonthly averagereport only (lb/d)all year001
Solids, total suspendeddaily maximum≤ 346.5 lb/dall year001
Oxidants, total residualinstantaneous maximum≤ .099 mg/Lall 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
E. coligeometric mean≤ 126 CFU/100mLMay–Sep001
E. coligeometric mean≤ 630 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
E. colidaily maximum≤ 406 CFU/100mLMay–Sep001
E. colidaily maximum≤ 2030 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
Oxidants, free availablemonthly average≤ .2 mg/Lall year01A
Oxidants, free availabledaily maximum≤ .5 mg/Lall year01A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01A
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year01B
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year01B
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year01B
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year01B
Solids, total suspendedmonthly average≤ 30 mg/Lall year01B
Solids, total suspendeddaily maximum≤ 45 mg/Lall year01B
Solids, total suspendedmonthly averagereport only (lb/d)all year01B
Solids, total suspendeddaily maximumreport only (lb/d)all year01B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01B
pHminimum≥ 6 SUall year01C
pHmaximum≤ 9 SUall year01C
Solids, total suspendeddaily maximum≤ 50 mg/Lall year01C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01C
pHminimum≥ 6 SUall year01H
pHmaximum≤ 9 SUall year01H
Solids, total suspendedmonthly average≤ 30 mg/Lall year01H
Solids, total suspendeddaily maximum≤ 100 mg/Lall year01H
Oil and grease, hexane extr methodmonthly average≤ 15 mg/Lall year01H
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/Lall year01H
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01H
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01H

How strict are these limits?

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

Same industry: the 25 Electric Services permits in Oklahoma.

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/OK0040169 · MCP: https://passage-data.com/mcp