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Clackamas County, Oregon: environmental and disease records

Cancer mortality in Clackamas County is 135.5 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 1,343 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (804), Rail grade crossing (98), Gas station (mapped facility) (95). One correctional facility operates in the county. EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 80 in a million, driven mainly by formaldehyde.

Rates are age-adjusted per 100,000 people. A cancer signal is marked significant when the lower bound of its 95 percent confidence interval is above the U.S. rate. Facility counts use active federal records located inside the county boundary. Approximate county center: 45.1738, -122.2449.

How this county ranks in Oregon

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Cancer deaths and new cases versus the United States

Source: NCI and CDC State Cancer Profiles, both sexes, all ages. Sorted by the ratio of the county rate to the U.S. rate.

Cancer rates for Clackamas County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Melanoma of the skin	New cases	32.7	23.8	1.37xSignificant	30.5 to 35	2019-2023
Melanoma of the skin	Deaths	2.6	2	1.3x	2 to 3.2	2020-2024
Childhood cancer (under 15)	New cases	19.9	16.4	1.21x	15.5 to 25.1	2019-2023
Leukemia	New cases	17.2	14.5	1.19xSignificant	15.7 to 19	2019-2023
Non-Hodgkin lymphoma	Deaths	5.6	4.8	1.17x	4.8 to 6.5	2020-2024
Kidney & renal pelvis	Deaths	3.9	3.4	1.15x	3.2 to 4.7	2020-2024
Bladder	New cases	21.4	18.7	1.14xSignificant	19.8 to 23.2	2019-2023
Non-Hodgkin lymphoma	New cases	20.9	18.5	1.13xSignificant	19.2 to 22.7	2019-2023
Brain & nervous system	Deaths	4.9	4.4	1.11x	4.1 to 5.8	2020-2024
Bladder	Deaths	4.5	4.1	1.1x	3.8 to 5.4	2020-2024
Liver & bile duct	Deaths	6.8	6.6	1.03x	5.9 to 7.8	2020-2024
Esophagus	Deaths	3.8	3.7	1.03x	3.1 to 4.5	2020-2024
Esophagus	New cases	4.7	4.6	1.02x	3.9 to 5.6	2019-2023
Brain & nervous system	New cases	6.1	6.2	0.98x	5.1 to 7.1	2019-2023
Leukemia	Deaths	5.6	5.7	0.98x	4.7 to 6.5	2020-2024
All cancer	New cases	442.3	453.4	0.98x	434.4 to 450.3	2019-2023
Liver & bile duct	New cases	8.3	8.7	0.95x	7.3 to 9.5	2019-2023
All cancer	Deaths	135.5	143.2	0.95x	131.3 to 139.8	2020-2024
Pancreas	New cases	13.1	13.9	0.94x	11.8 to 14.5	2019-2023
Thyroid	New cases	12.1	13	0.93x	10.6 to 13.6	2019-2023
Kidney & renal pelvis	New cases	16.3	17.9	0.91x	14.8 to 17.9	2019-2023
Pancreas	Deaths	10.2	11.3	0.9x	9 to 11.4	2020-2024
Lung & bronchus	New cases	42.6	51.8	0.82x	40.2 to 45	2019-2023
Lung & bronchus	Deaths	24.3	30.2	0.8x	22.6 to 26.1	2020-2024
Stomach	Deaths	2	2.7	0.74x	1.6 to 2.7	2020-2024
Stomach	New cases	4.7	6.6	0.71x	4 to 5.6	2019-2023

Mortality measures versus the U.S. county median

Source: County Health Rankings, built from CDC National Vital Statistics System death records. The comparison value is the median of all U.S. counties.

Mortality measures for Clackamas County
Measure	County	U.S. median	Difference	Unit
Premature death	5,881.7	9,842.6	-40%	years of life lost before age 75 per 100,000
Life expectancy	79.9	75.3	+6%	years
Child mortality	35	59.8	-41%	deaths under age 18 per 100,000
Infant mortality	4.2	6.2	-33%	deaths under age 1 per 1,000 live births
Injury deaths	69.6	96.9	-28%	deaths per 100,000
Drug overdose deaths	17.7	28.6	-38%	deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 80 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde35.44 per million
Naphthalene16.12 per million
Pahpom7.02 per million
1 3 Butadiene5.77 per million

EPA Air Quality Index 2025

Monitored on 363 days: 318 good, 2 unhealthy for sensitive groups or worse. Median AQI 31, peak 119.

Regulated facilities, sites and hazards by type

1,343 active records inside the county from EPA ECHO, TRI, Superfund, Brownfields, NPDES, EIA, FAA, FRA and corrections data.

NPDES wastewater discharge permit804
Rail grade crossing98
Gas station (mapped facility)95
Auto repair or body shop (mapped facility)81
Toxic chemical release facility (TRI)35
Brownfield property33
Small hazardous waste generator33
TRI reporting facility27
Public airport23
Large hazardous waste generator21
Solar power plant17
Dry cleaner (mapped facility)16
Hazardous waste transporter13
Major air pollution source9
Hydroelectric plant8
Air permit holder (minor source)7
Heliport7
Wastewater plant (mapped facility)5
Large greenhouse gas emitter3
EPA air quality monitor2
Landfill (mapped facility)2
Airfield1
Correctional facility (prison or jail)1
Scrapyard (mapped facility)1
Superfund (NPL) site1

Highest-severity records

The 25 records with the highest Envyrofax severity in the county, with the agency identifier to cite in a records request.

Northwest Pipe & Casing/Hall Process Co, Clackamas
Superfund (NPL) site. Hazard Ranking System score 51.1. NPL Site.
EPA site ID ORD980988307 (U.S. EPA Superfund (SEMS/NPL)) Agency record
Severity 10
Miles Fiberglass & Composites Inc., Clackamas
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 163,982 lbs released over 5 years.
TRI facility ID 9701WMLSFB1141S (U.S. EPA Toxics Release Inventory)
Severity 8.5
Shaw'S Fiberglass & Plastics Inc., Damascus
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 48,276 lbs released over 5 years.
TRI facility ID 97009SHWSF19402 (U.S. EPA Toxics Release Inventory)
Severity 8.1
Mcclure Industries Inc., Portland
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 28,171 lbs released over 5 years.
TRI facility ID 97206MCCLR9051S (U.S. EPA Toxics Release Inventory)
Severity 7.9
Miles Fiberglass & Plastics Inc, Oregon City
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 17,214 lbs released over 5 years.
TRI facility ID 97045MLSFB1516M (U.S. EPA Toxics Release Inventory)
Severity 7.8
Miles Fiberglass & Plastics Inc Otty Rd, Happy Valley
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 12,906 lbs released over 5 years.
TRI facility ID 97266MLSFB8855S (U.S. EPA Toxics Release Inventory)
Severity 7.7
Pcc Structurals Lpc Titanium Business Ops, Milwaukie
Toxic chemical release facility (TRI). Chemicals: Nitric acid, Hydrogen fluoride, Nickel, Chromium and 3 more. Reports carcinogens. 7,227 lbs released over 5 years.
TRI facility ID 97222TTNMB5001S (U.S. EPA Toxics Release Inventory)
Severity 7.5
West Linn Paper Mill, West Linn
Major air pollution source. Penalties $9,600.
EPA FRS registry ID 110001654193 (U.S. EPA ECHO) Agency record
Severity 7.3
Sunstone Circuits, Mulino
TRI reporting facility. Penalties $32,993.
EPA FRS registry ID 110000486698 (U.S. EPA ECHO) Agency record
Severity 7.2
Orchid Orthopedic Solutions Oregon Inc, Oregon City
Toxic chemical release facility (TRI). Chemicals: Cobalt, Chromium. Reports carcinogens. 2,703 lbs released over 5 years.
TRI facility ID 97045PDMNF13963 (U.S. EPA Toxics Release Inventory)
Severity 7.1
Sr Smith Llc, Canby
Toxic chemical release facility (TRI). Chemicals: Styrene, Chromium, Nickel, Manganese. Reports carcinogens. 2,466 lbs released over 5 years.
TRI facility ID 97013SRSMT1017S (U.S. EPA Toxics Release Inventory)
Severity 7.1
Orchid Orthopedic Solutions Oregon, Inc, Oregon City
TRI reporting facility. Penalties $9,200.
EPA FRS registry ID 110000486714 (U.S. EPA ECHO) Agency record
Severity 7
Safety Kleen Systems Inc - Clackamas Facility, Clackamas
TRI reporting facility.
EPA FRS registry ID 110000486581 (U.S. EPA ECHO) Agency record
Severity 7
Tryon Creek Wwtp, Lake Oswego
NPDES wastewater discharge permit. Penalties $12,600.
EPA FRS registry ID 110009155966 (U.S. EPA ECHO) Agency record
Severity 7
Tri-City Water Pollution Control Plant, Oregon City
NPDES wastewater discharge permit. Penalties $16,838.
EPA FRS registry ID 110009819303 (U.S. EPA ECHO) Agency record
Severity 7
Consolidated Metco Inc, Clackamas
Toxic chemical release facility (TRI). Chemicals: Copper, Lead. Reports carcinogens. 1,751 lbs released over 5 years.
TRI facility ID 97015CNSLD10448 (U.S. EPA Toxics Release Inventory)
Severity 7
Pcc Structurals Inc- Lpc/Large Parts Campus, Portland
TRI reporting facility. Penalties $285,467.
EPA FRS registry ID 110000487241 (U.S. EPA ECHO) Agency record
Severity 6.9
Miles Fiberglass & Composites, Inc., Clackamas
TRI reporting facility.
EPA FRS registry ID 110071064333 (U.S. EPA ECHO) Agency record
Severity 6.8
Oak Lodge Water Reclamation Facility, Milwaukie
NPDES wastewater discharge permit. Penalties $12,540.
EPA FRS registry ID 110000552777 (U.S. EPA ECHO) Agency record
Severity 6.8
West Linn Paper Mill, West Linn
NPDES wastewater discharge permit. Penalties $9,600.
EPA FRS registry ID 110001654193 (U.S. EPA ECHO) Agency record
Severity 6.8
Interfor Molalla, Molalla
TRI reporting facility.
EPA FRS registry ID 110025334172 (U.S. EPA ECHO) Agency record
Severity 6.8
Pcc Structurals Inc - Small Structurals Business Operations, Clackamas
TRI reporting facility.
EPA FRS registry ID 110000486590 (U.S. EPA ECHO) Agency record
Severity 6.7
Twist Bioscience, Wilsonville
Toxic chemical release facility (TRI). Chemicals: Dichloromethane. Reports carcinogens. 597 lbs released over 5 years.
TRI facility ID 9707WTWSTB266SW (U.S. EPA Toxics Release Inventory)
Severity 6.6
Clarios, Llc, Canby
TRI reporting facility. Penalties $90,641.
EPA FRS registry ID 110070725061 (U.S. EPA ECHO) Agency record
Severity 6.6
Peco Manufacturing, Clackamas
TRI reporting facility.
EPA FRS registry ID 110039076558 (U.S. EPA ECHO) Agency record
Severity 6.6

Correctional facilities

Prisons, jails and corrections operations with an EPA facility record, and the drinking water and wastewater compliance attached to them.

Odoc Coffee Creek Correctional Facility, Wilsonville
EPA FRS registry ID
110018495831
Wastewater permit
None on record
EPA detailed facility report

Discovery / public records

Records to request for Clackamas County

Oregon state cancer registry
Cancer incidence counts by census tract or ZIP code, by cancer type and year (de-identified). Any cancer cluster inquiries or investigations in Clackamas County, and their findings.
Oregon vital statistics office
Death certificate counts by cause of death and residence tract or ZIP code, and the years behind the mortality measures above.
Oregon health department, environmental epidemiology
Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.
Oregon environmental agency and the U.S. EPA regional office
Compliance history, inspection reports, notices of violation, penalties and enforcement actions for each facility above, cited by EPA FRS registry ID.
Oregon drinking water program
Violation notices, sampling results and sanitary surveys for the public water systems serving the county, including any system serving a correctional facility.
Department of corrections or county sheriff
Water testing, grievances and environmental health inspections for the correctional facilities listed above.

Each Envyrofax address report includes a printable records request worksheet with the custodian and the exact request wording per finding.

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