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Holdenville PWA

Water Supply, Holdenville, Oklahoma. NPDES permit OK0045918, in force until Feb 28, 2027. Last 12 months: over a limit 16 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (18 values)
Renewal application due
Sep 1, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
17 values over a limit, 12 required values missing, 0 of 12 reports late

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

All 16 values over a limit
Period endingParameterReportedLimitOver by
February 2026Solids, total suspended, daily maximum2450 mg/L≤ 30 mg/L8067%
February 2026Solids, total suspended, monthly average1140 mg/L≤ 20 mg/L5600%
February 2026Solids, total suspended, monthly average434.8 lb/d≤ 59.2 lb/d634%
March 2026Solids, total suspended, daily maximum510 mg/L≤ 30 mg/L1600%
March 2026Solids, total suspended, monthly average129.4 mg/L≤ 20 mg/L547%
March 2026Solids, total suspended, monthly average62.9 lb/d≤ 59.2 lb/d6%
April 2026pH, minimum6.2 SU≥ 6.5 SU—
May 2026Solids, total suspended, daily maximum614 mg/L≤ 30 mg/L1947%
May 2026Solids, total suspended, monthly average159.1 mg/L≤ 20 mg/L696%
May 2026Solids, total suspended, monthly average183.4 lb/d≤ 59.2 lb/d210%
July 2026Solids, total suspended, daily maximum830 mg/L≤ 30 mg/L2667%
July 2026Solids, total suspended, monthly average243.3 lb/d≤ 59.2 lb/d311%
July 2026Solids, total suspended, monthly average345.9 mg/L≤ 20 mg/L1630%
August 2026Solids, total suspended, daily maximum560 mg/L≤ 30 mg/L1767%
August 2026Solids, total suspended, monthly average111.5 lb/d≤ 59.2 lb/d88%
August 2026Solids, total suspended, monthly average150.7 mg/L≤ 20 mg/L654%

Limits in force (18)

ParameterStatisticLimitMonths
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspendeddaily maximum≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 59.2 lb/dall year
Iron, dissolved [as Fe]monthly average≤ 1 mg/Lall year
Iron, dissolved [as Fe]daily maximum≤ 2 mg/Lall year
Iron, dissolved [as Fe]monthly average≤ 3 lb/dall year
Manganese, dissolved [as Mn]monthly average≤ 1 mg/Lall year
Manganese, dissolved [as Mn]daily maximum≤ 2 mg/Lall year
Manganese, dissolved [as Mn]monthly average≤ 3 lb/dall year
Aluminum, dissolved [as Al]monthly average≤ 1 mg/Lall year
Aluminum, dissolved [as Al]daily maximum≤ 2 mg/Lall year
Aluminum, dissolved [as Al]monthly average≤ 3 lb/dall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly averagereport only (mg/L)all year
Chlorine, total residualdaily maximumreport only (mg/L)all year

How strict are these limits?

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

Same industry: the 49 Water Supply 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/OK0045918 · MCP: https://passage-data.com/mcp