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RIMROCK WATER ASSOCIATION

PWS ID: WA5372472 · Goldendale, Washington 98620

RIMROCK WATER ASSOCIATION serves 88 people in Goldendale, Washington using Groundwater water sources. It has 26 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: RIMROCK WATER ASSOCIATION

RIMROCK WATER ASSOCIATION is a local-owned community water system that delivers drinking water to 88 residents in Goldendale, Washington (Klickitat County) through 39 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 26 total violations for this system , of which 1 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 23 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is cis-1,2-Dichloroethylene, recorded in 1 violation (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. RIMROCK WATER ASSOCIATION's 26 violations sit below the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
88
Total Violations
26
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
39
County
Klickitat
School/Daycare
No
MCL Violations
1
Monitoring Violations
23
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
cis-1,2-Dichloroethylene MR 1 2014
DICHLOROMETHANE MR 1 2014
trans-1,2-Dichloroethylene MR 1 2014
1,2-Dichloroethane MR 1 2014
Carbon tetrachloride MR 1 2014
1,2-Dichloropropane MR 1 2014
Trichloroethylene MR 1 2014
1,1,2-Trichloroethane MR 1 2014
CHLOROBENZENE MR 1 2014
Ethylbenzene MR 1 2014
Coliform (TCR) MCL 1 1995
Lead and Copper Rule MR 1 1999
Coliform (TCR) MR 1 1995
Benzene MR 1 2014
Tetrachloroethylene MR 1 2014
Toluene MR 1 2014
1,2,4-Trichlorobenzene MR 1 2014
Vinyl chloride MR 1 2014
p-Dichlorobenzene MR 1 2014
Styrene MR 1 2014
1,1-Dichloroethylene MR 1 2014
Gross Alpha, Excl. Radon and U MR 1 1979
o-Dichlorobenzene MR 1 2014
1,1,1-Trichloroethane MR 1 2014

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for RIMROCK WATER ASSOCIATION.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WA5372472 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health — Office of Drinking Water is the primacy agency that licenses and inspects RIMROCK WATER ASSOCIATION under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health — Office of Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2014 cis-1,2-Dichloroethylene MR 1 SDWIS / WA5372472 / 2380
2014 DICHLOROMETHANE MR 1 SDWIS / WA5372472 / 2964
2014 trans-1,2-Dichloroethylene MR 1 SDWIS / WA5372472 / 2979
2014 1,2-Dichloroethane MR 1 SDWIS / WA5372472 / 2980
2014 Carbon tetrachloride MR 1 SDWIS / WA5372472 / 2982
2014 1,2-Dichloropropane MR 1 SDWIS / WA5372472 / 2983
2014 Trichloroethylene MR 1 SDWIS / WA5372472 / 2984
2014 1,1,2-Trichloroethane MR 1 SDWIS / WA5372472 / 2985
2014 CHLOROBENZENE MR 1 SDWIS / WA5372472 / 2989
2014 Ethylbenzene MR 1 SDWIS / WA5372472 / 2992
2014 Benzene MR 1 SDWIS / WA5372472 / 2990
2014 Tetrachloroethylene MR 1 SDWIS / WA5372472 / 2987
2014 Toluene MR 1 SDWIS / WA5372472 / 2991
2014 1,2,4-Trichlorobenzene MR 1 SDWIS / WA5372472 / 2378
2014 Vinyl chloride MR 1 SDWIS / WA5372472 / 2976

How RIMROCK WATER ASSOCIATION Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric RIMROCK WATER ASSOCIATION Washington avg Federal benchmark
Total violations 26 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 88 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is RIMROCK WATER ASSOCIATION water safe to drink?
RIMROCK WATER ASSOCIATION (PWS ID: WA5372472) has 26 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 88 people using Groundwater sources.
How many people does RIMROCK WATER ASSOCIATION serve?
RIMROCK WATER ASSOCIATION serves 88 people in Goldendale, Washington. It is a Local-owned system using Groundwater water sources with 39 service connections.
What type of violations does RIMROCK WATER ASSOCIATION have?
RIMROCK WATER ASSOCIATION has 26 total violations: 1 health-based violations (MCL exceedances or treatment failures), 23 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in RIMROCK WATER ASSOCIATION water?
No PFAS testing data is available for RIMROCK WATER ASSOCIATION under the EPA's UCMR5 monitoring program.
What water source does RIMROCK WATER ASSOCIATION use?
RIMROCK WATER ASSOCIATION uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial