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Lehigh Northwest Cement Co

Cement, Hydraulic, Bellingham, Washington. NPDES permit WA0001198 expired Dec 31, 2022; its limits still apply. Last 12 months: over a limit 3 times (last May 2026), 4 of 28 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form MM monthly (5 values), outfall 001 form QQ quarterly (2 values), outfall 002 form MM monthly (3 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 5 of 28 reports late

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

Period endingParameterReportedLimit
January 2026Total Petroleum Hydrocarbons - Diesel, daily maximum> .5≤ 10 mg/L
April 2026Total Petroleum Hydrocarbons - Diesel, daily maximum> .5≤ 10 mg/L
May 2026Total Petroleum Hydrocarbons - Diesel, daily maximum> .5≤ 10 mg/L

Limits in force (20)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximum≤ 75 deg FJun–Sep001
Temperature, water deg. fahrenheitdaily maximum≤ 75 deg FJun–Sep001
Turbiditydaily maximum≤ 10 NTUall year001
Turbiditydaily maximum≤ 10 NTUall year001
pHdaily minimum≥ 7 SUall year001
pHdaily minimum≥ 7 SUall year001
pHdaily maximum≤ 8.5 SUall year001
pHdaily maximum≤ 8.5 SUall year001
Copper, total [as Cu]daily maximumreport only (ug/L) (alert, not enforceable)all year001
Copper, total [as Cu]daily maximumreport only (ug/L) (alert, not enforceable)all year001
Zinc, total [as Zn]daily maximumreport only (ug/L) (alert, not enforceable)all year001
Zinc, total [as Zn]daily maximumreport only (ug/L) (alert, not enforceable)all year001
Total Petroleum Hydrocarbons - Dieseldaily maximum≤ 10 mg/Lall year001
Total Petroleum Hydrocarbons - Dieseldaily maximum≤ 10 mg/Lall year001
pHdaily minimum≥ 7 SUall year002
pHdaily minimum≥ 7 SUall year002
pHdaily maximum≤ 8.5 SUall year002
pHdaily maximum≤ 8.5 SUall year002
Oil and grease visualdaily maximum≤ 0 N=0;Y=1all year002
Oil and grease visualdaily maximum≤ 0 N=0;Y=1all year002

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.

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/WA0001198 · MCP: https://passage-data.com/mcp