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Seattle Iron and Metals Corporation

Scrap And Waste Materials, Seattle, Washington. NPDES permit WA0031968 expired Sep 30, 2018; its limits still apply. Last 12 months: no values over a limit, 11 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form MM monthly (22 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 10 required values missing, 0 of 16 reports late

Limits in force (46)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedaveragereport only (mg/L) (alert, not enforceable)all year
Solids, total suspendedaveragereport only (mg/L) (alert, not enforceable)all year
Nitrogen, ammonia total [as N]average≤ 21 mg/Lall year
Nitrogen, ammonia total [as N]average≤ 21 mg/Lall year
Copper, total [as Cu]average≤ 13.2 ug/Lall year
Copper, total [as Cu]average≤ 13.2 ug/Lall year
Lead, total [as Pb]average≤ 52 ug/Lall year
Lead, total [as Pb]average≤ 52 ug/Lall year
Silver, total [as Ag]average≤ 5.9 ug/Lall year
Silver, total [as Ag]average≤ 5.9 ug/Lall year
Zinc, total [as Zn]average≤ 245 ug/Lall year
Zinc, total [as Zn]average≤ 245 ug/Lall year
Butyl benzyl phthalatemaximumreport only (ug/L) (alert, not enforceable)all year
Butyl benzyl phthalatemaximumreport only (ug/L) (alert, not enforceable)all year
Fluoranthenemaximumreport only (ug/L) (alert, not enforceable)all year
Fluoranthenemaximumreport only (ug/L) (alert, not enforceable)all year
Hexachloroethanemaximumreport only (ug/L)all year
N-Nitrosodiphenylaminemaximumreport only (ug/L) (alert, not enforceable)all year
N-Nitrosodiphenylaminemaximumreport only (ug/L) (alert, not enforceable)all year
1,2-Dichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
1,2-Dichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
1,2,4-Trichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
1,2,4-Trichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
1,4-Dichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
1,4-Dichlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
Polychlorinated biphenyls [PCBs]average≤ .5 ug/Lall year
Polychlorinated biphenyls [PCBs]average≤ .5 ug/Lall year
Hexachlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
Hexachlorobenzenemaximumreport only (ug/L) (alert, not enforceable)all year
Hexachlorobutadienemaximumreport only (ug/L) (alert, not enforceable)all year
Phenolsmaximumreport only (ug/L) (alert, not enforceable)all year
Phenolsmaximumreport only (ug/L) (alert, not enforceable)all year
Mercury, total [as Hg]average≤ .73 ug/Lall year
Mercury, total [as Hg]average≤ .73 ug/Lall year
Flowaveragereport only (gal/d) (alert, not enforceable)all year
Flowaveragereport only (gal/d) (alert, not enforceable)all year
Chemical oxygen demand [COD]averagereport only (mg/L) (alert, not enforceable)all year
Chemical oxygen demand [COD]averagereport only (mg/L) (alert, not enforceable)all year
Chemical oxygen demand [COD]maximumreport only (mg/L) (alert, not enforceable)all year
Chemical oxygen demand [COD]maximumreport only (mg/L) (alert, not enforceable)all year
Hydrocarbons, total petroleumaveragereport only (mg/L) (alert, not enforceable)all year
Hydrocarbons, total petroleumaveragereport only (mg/L) (alert, not enforceable)all year

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

Same industry: the 3 Wholesale Trade — Durable Goods 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/WA0031968 · MCP: https://passage-data.com/mcp