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Review government records associated with West Richland, Washington.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for West Richland, WA from EPA SDWIS.
West Richland City of
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 21,231 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Yakima River
Reported: Nov 2026
Health-relevant causes: Dioxins, Mercury, Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Drinkingwater, Ecological, Fishconsumption
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
No NPDES-permitted facility records with current violation flags surfaced for this city report.
Reviewed: active/open records as of Q4 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Benton County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Burbank - Maple St
Annual mean: 21.5 Micrograms/cubic meter (25 C)
Observation year: 2025
Kennewick - Metaline
Annual mean: 19.1 Micrograms/cubic meter (25 C)
Observation year: 2025
Kennewick_S Clodfelter Rd
Annual mean: 0.044 Parts per million
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
State environmental agencies maintain cleanup site databases that include state Superfund, voluntary cleanup, and brownfield remediation programs. These programs track additional sites beyond those on the federal NPL.
1 site with active cleanup or investigation
3957 W VAN GIESEN ST, WEST RICHLAND
2.6 miles away · Benton County
Reported: Nov 2026
Data from EPA ECHO
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Formerly Used Defense Sites are properties previously owned by, leased to, or otherwise possessed by the United States and under the jurisdiction of the Secretary of Defense. The FUDS program addresses environmental restoration at these properties.
Open data source: USACE FUDSNo MSHA mine or extraction site records shown for this report.
Benton County, WA
EPA Radon Zone Map (June 2024 release)
Benton County is EPA Radon Zone 2 (moderate potential). EPA defines Zone 2 counties as having predicted average indoor screening levels between 2 pCi/L and 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
No FEMA flood-zone records shown for this report.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
Nuclear Regulatory Commission licensed facilities. The Emergency Planning Zone extends 10 miles for plume exposure and 50 miles for the ingestion pathway.
Reported: Mar 2026
This city report includes a facility within the 50-mile ingestion pathway Emergency Planning Zone.
1 reactor · Operated by Energy Northwest
Reviewed: 2000-present
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Benton County, WashingtonPop. 212,791
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 6,576 | 6,333 | 7,972 |
| Poor or Fair Health | 14.6% | 13.8% | 14.2% |
| Poor Physical Health Days | 3.5 | 3.5 | 3.3 |
| Poor Mental Health Days | 5.4 | 5.2 | 4.8 |
| Adult Smoking | 13.2% | 10.8% | 15.0% |
| Adult Obesity | 32.6% | 28.7% | 34.0% |
| Air Pollution - Particulate Matter | 10.4 | 7.1 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 8.6% | 7.9% | 9.6% |
| Life Expectancy | 78.8 | 79.4 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in West Richland.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 61 violations for the City of West Richland.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for West Richland.
The monitoring station at Burbank-Maple St recorded an annual average of 21.5 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at Kennewick-Metaline recorded an annual average of 19.1 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at Kennewick_S Clodfelter Rd recorded an annual average of 0.044 Parts per million for ozone in 2025.
The radon data for West Richland covers Benton County. EPA places this area in Zone 2, with a predicted average indoor radon screening level of 2 to 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for West Richland reports a life expectancy of 78.8 years in Benton County, Washington.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for West Richland reports 6,576 years of life lost to deaths before age 75 per 100,000 residents in Benton County, Washington. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for West Richland lists fine-particle pollution (PM2.5) at 10.4 micrograms per cubic meter in Benton County, Washington.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.