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3M Technical Ceramics

Industrial Inorganic Chemicals, Quapaw, Oklahoma. NPDES permit OK0040142, in force until Jan 31, 2030. Last 12 months: over a limit 9 times (last July 2026), 6 required values missing, 6 of 44 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 002 form A monthly (4 values), outfall 005 form A monthly (8 values), outfall 010 form A monthly (9 values), outfall 010 form Q quarterly
Last report on file
September 2026
Oct 2024 – Sep 2025
9 values over a limit, 0 required values missing, 13 of 46 reports late

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

Period endingOutfallParameterReportedLimitOver by
October 2025010Oxidants, total residual, instantaneous maximum.2 mg/L≤ .099 mg/L102%
December 2025010Oxidants, total residual, instantaneous maximum.2 mg/L≤ .099 mg/L102%
January 2026010Oxidants, total residual, instantaneous maximum.13 mg/L≤ .099 mg/L31%
January 2026010pH, minimum6.3 SU≥ 6.5 SU—
April 2026010Oxidants, total residual, instantaneous maximum.3 mg/L≤ .099 mg/L203%
May 2026005Solids, total suspended, monthly average53.8 mg/L≤ 30 mg/L79%
May 2026010Oxidants, total residual, instantaneous maximum.12 mg/L≤ .099 mg/L21%
June 2026010Oxidants, total residual, instantaneous maximum.3 mg/L≤ .099 mg/L203%
July 2026010Oxidants, total residual, instantaneous maximum.11 mg/L≤ .099 mg/L11%

Limits in force (35)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year002
pHminimum≥ 6 SUall year005
pHdaily maximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 30 mg/Lall year005
Solids, total suspendeddaily maximum≤ 100 mg/Lall year005
Oil and grease, hexane extr methodmonthly average≤ 15 mg/Lall year005
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/Lall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year005
Temperature, water deg. centigrademonthly average≤ 45 deg Call year010
Temperature, water deg. centigradedaily maximum≤ 52 deg Call year010
pHminimum≥ 6.5 SUall year010
pHmaximum≤ 9 SUall year010
Cadmium, total [as Cd]monthly averagereport only (ug/L)all year010
Cadmium, total [as Cd]daily maximumreport only (ug/L)all year010
Oxidants, total residualinstantaneous maximum≤ .099 mg/Lall year010
PCB-1016monthly averagereport only (ug/L)all year010
PCB-1016daily maximumreport only (ug/L)all year010
PCB-1221monthly averagereport only (ug/L)all year010
PCB-1221daily maximumreport only (ug/L)all year010
PCB-1232monthly averagereport only (ug/L)all year010
PCB-1232daily maximumreport only (ug/L)all year010
PCB-1242monthly averagereport only (ug/L)all year010
PCB-1242daily maximumreport only (ug/L)all year010
PCB-1248monthly averagereport only (ug/L)all year010
PCB-1248daily maximumreport only (ug/L)all year010
PCB-1254monthly averagereport only (ug/L)all year010
PCB-1254daily maximumreport only (ug/L)all year010
PCB-1260monthly averagereport only (ug/L)all year010
PCB-1260daily maximumreport only (ug/L)all year010
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year010

New limits from Mar 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Cadmium, total [as Cd], daily maximum0.74 ug/Lnew0.5 ug/L (11 values, 8 below detection)—
Cadmium, total [as Cd], monthly average0.33 ug/Lnew0.5 ug/L (11 values, 8 below detection)—

How strict are these limits?

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

Same industry: the 11 Chemicals and Allied Products permits in Oklahoma.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OK0040142 · MCP: https://passage-data.com/mcp