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Concrete Technology Corp

Concrete Products, Tacoma, Washington. NPDES permit WA0001864, in force until Jun 30, 2030. Last 12 months: no values over a limit, 49 required values missing, 3 of 36 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 007C form MM monthly (8 values), outfall 007S form 01 monthly (9 values), outfall 007S form MM monthly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 9 required values missing, 2 of 27 reports late

Limits in force (25)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C) (alert, not enforceable)all year007C
Temperature, water deg. centigrademonthly averagereport only (deg C) (alert, not enforceable)all year007C
Turbiditydaily maximum≤ 24 NTUall year007C
Turbiditymonthly average≤ 18 NTUall year007C
pHdaily minimum≥ 6.5 SUall year007C
pHdaily maximum≤ 8.5 SUall year007C
Flowdaily maximumreport only (MGD) (alert, not enforceable)all year007C
Flowmonthly averagereport only (MGD) (alert, not enforceable)all year007C
Turbiditydaily maximum≤ 24 NTUall year007S
Turbiditymonthly average≤ 18 NTUall year007S
Solids, total suspendeddaily maximum≤ 30 mg/Lall year007S
Solids, total suspendedmonthly average≤ 20 mg/Lall year007S
Oil and grease, hexane extr methoddaily maximum≤ 15 mg/Lall year007S
Oil and grease, hexane extr methodmonthly average≤ 10 mg/Lall year007S
Copper, total [as Cu]daily maximum≤ 60 ug/L (alert, not enforceable)all year007S
Copper, total [as Cu]daily maximum≤ 60 ug/Lall year007S
Copper, total [as Cu]monthly averagereport only (ug/L) (alert, not enforceable)all year007S
Lead, total [as Pb]daily maximum≤ 222 ug/L (alert, not enforceable)all year007S
Lead, total [as Pb]daily maximum≤ 222 ug/Lall year007S
Lead, total [as Pb]monthly averagereport only (ug/L) (alert, not enforceable)all year007S
Zinc, total [as Zn]daily maximum≤ 201 ug/L (alert, not enforceable)all year007S
Zinc, total [as Zn]daily maximum≤ 201 ug/Lall year007S
Zinc, total [as Zn]monthly averagereport only (ug/L) (alert, not enforceable)all year007S
Free Oil Visual Sheenmaximum≤ 0 N=0;Y=1 (alert, not enforceable)all year007S
Flowsingle readingreport only (MGD) (alert, not enforceable)all year007S

How strict are these limits?

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

Same industry: the 5 Stone, Clay, Glass and Concrete Products permits in Washington.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WA0001864 · MCP: https://passage-data.com/mcp