Environmental compliance · county

Environmental compliance in King County

5,466 active EPA-regulated sites in King County, Washington: 799 with an identified violation, 424 in significant violation, 1,641 inspections and $14.2 million in penalties over five years — EPA ECHO, as of October 18, 2026.

Cite: FACTANKER, https://factanker.com/us/wa/king-county/environmental-compliance

How many facilities in King County, Washington are regulated by the EPA, and how many are in violation (as of October 18, 2026)?

Measure	Value
Active EPA-regulated sites	5,466
Sites with an identified violation	799
Sites in significant violation	424
Inspections and evaluations, last 5 years	1,641
Formal enforcement actions, last 5 years	416
Penalties, last 5 years (shared federal cases once)	$14.2 million

How many active facilities in King County, Washington fall under each EPA program?

A facility can be in several programs.

Program	Active sites
Air (Clean Air Act)	170
Water discharge permits (Clean Water Act, NPDES)	1,680
Hazardous waste (RCRA)	3,943
Drinking water systems (SDWA)	203
Toxics Release Inventory reporters	60
Greenhouse gas reporters (GHGRP)	8

Which large facilities in King County, Washington does the EPA track, and are they in violation?

Facility	Compliance status	Quarters in violation (of 12)	Penalties, 5 years
BOEING NORTH BOEING FIELD Seattle, WA	Significant Violation	12	$1,750
DUVALL STP Duvall, WA	Significant Violation	12	–
KENWORTH TRUCK CO RENTON Renton, WA	Significant Violation	12	$27,000
UNIVAR USA INC KENT Kent, WA	Significant Violation	12	–
WA UW MEDICAL CTR Seattle, WA	Significant Violation	6	$14,750
ASH GROVE CEMENT WEST INC Seattle, WA	Violation Identified	12	$7,000
BOEING RENTON BFE BUILDING Renton, WA	Violation Identified	12	$1,000
ENUMCLAW STP Enumclaw, WA	Violation Identified	12	–
KING CNTY SOUTH TREATMENT PLANT Renton, WA	Violation Identified	12	$1,000
KING CO SOLID WASTE OP SEC CEDAR HILLS Maple Valley, WA	Violation Identified	12	$36,000
LAFARGE CEMENT CO - SEATTLE FACILITY Seattle, WA	Violation Identified	12	–
LAKOTA WWTP Federal Way, WA	Violation Identified	12	–
MIDWAY SEWER DISTRICT Des Moines, WA	Violation Identified	12	–
MILLER CREEK WWTP AND COMPOST FACILITY Seattle, WA	Violation Identified	12	–
NORTH BEND STP North Bend, WA	Violation Identified	12	–
NUCOR STEEL SEATTLE INC Seattle, WA	Violation Identified	12	$2,000
REDONDO WWTP Des Moines, WA	Violation Identified	12	$85,200
SAINT GOBAIN CONTAINERS INC Seattle, WA	Violation Identified	12	$333,000
SALMON CREEK WWTP Burien, WA	Violation Identified	12	–
SNOQUALMIE WWTP Snoqualmie, WA	Violation Identified	12	–
TERMINAL 91 TANK FARM CLEANUP Seattle, WA	Violation Identified	12	–
REXAM BEVERAGE CAN CO Kent, WA	Violation Identified	7	–
TRIDENT SEAFOODS CORDOVA NORTH FACILITY Seattle, WA	No Violation Identified	4	$900,000
WESTERN PNEUMATIC TUBE CO LLC Kirkland, WA	No Violation Identified	4	–
SEATTLE STEAM CO WESTERN AV Seattle, WA	Violation Identified	1	–
BALL METAL BEVERAGE CONTAINER CORP Kent, WA	No Violation Identified	0	–
BSB DIVERSIFIED CO INC Kent, WA	No Violation Identified	0	–
BURLINGTON ENVIRONMENTAL LLC KENT Kent, WA	No Violation Identified	0	–
EMERALD RECYCLING Seattle, WA	No Violation Identified	0	–
GAIS SEATTLE FRENCH BAKING CO Seattle, WA	No Violation Identified	0	$1,000
SEATTLE CITY OF SEATTLE Seattle, WA	No Violation Identified	0	–

All figures for King County · Washington · United States

EPA Enforcement and Compliance History Online (ECHO), weekly national export. Counts cover active sites in the Facility Registry Service; inspections, formal actions and penalties cover the last five years, quarters in violation the last three years. The EPA attributes a case that covers several facilities to each of them; area penalty totals here count an amount shared through the same federal case once, facility figures show the amount attributed to that facility. Large facilities are Clean Air Act majors, Clean Water Act majors and large hazardous waste generators or handlers. Source record.

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