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STEVENSON WATER DEPT

PWS ID: WA5384250 · STEVENSON, Washington 98648

STEVENSON WATER DEPT serves 2,594 people in STEVENSON, Washington using Surface Water water sources. It has 87 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: STEVENSON WATER DEPT

STEVENSON WATER DEPT is a local-owned community water system that delivers drinking water to 2,594 residents in STEVENSON, Washington (Skamania County) through 902 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 87 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 85 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Nitrate, recorded in 13 violations (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. STEVENSON WATER DEPT's 87 violations sit above 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
2,594
Total Violations
87
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
902
County
Skamania
School/Daycare
No
MCL Violations
0
Monitoring Violations
85
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 13 2007
Lead and Copper Rule MR 9 2003
Surface Water Treatment Rule MR 4 2020
TTHM MR 3 2021
Total Haloacetic Acids (HAA5) MR 3 2021
Consumer Confidence Rule Other 2 2023
1,2-Dichloroethane MR 2 2007
Toluene MR 2 2007
1,2-Dichloropropane MR 2 2007
Trichloroethylene MR 2 2007
CHLOROBENZENE MR 2 2007
p-Dichlorobenzene MR 2 2007
o-Dichlorobenzene MR 2 2007
1,1,2-Trichloroethane MR 2 2007
Tetrachloroethylene MR 2 2007
cis-1,2-Dichloroethylene MR 2 2007
1,1-Dichloroethylene MR 2 2007
1,2,4-Trichlorobenzene MR 2 2007
Benzene MR 2 2007
DICHLOROMETHANE MR 2 2007
trans-1,2-Dichloroethylene MR 2 2007
Styrene MR 2 2007
Vinyl chloride MR 2 2007
1,1,1-Trichloroethane MR 2 2007
Carbon tetrachloride MR 2 2007
Ethylbenzene MR 2 2007
Coliform (TCR) MR 1 1997
ETHYLENE DIBROMIDE MR 1 2006
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2006
Diquat MR 1 2006

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 STEVENSON WATER DEPT.

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 WA5384250 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 STEVENSON WATER DEPT 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
2025 Revised Total Coliform Rule MON 1 SDWIS / WA5384250 / 8000
2023 Consumer Confidence Rule Other 2 SDWIS / WA5384250 / 7000
2021 TTHM MR 3 SDWIS / WA5384250 / 2950
2021 Total Haloacetic Acids (HAA5) MR 3 SDWIS / WA5384250 / 2456
2020 Surface Water Treatment Rule MR 4 SDWIS / WA5384250 / 0200
2007 Nitrate MR 13 SDWIS / WA5384250 / 1040
2007 1,2-Dichloroethane MR 2 SDWIS / WA5384250 / 2980
2007 Toluene MR 2 SDWIS / WA5384250 / 2991
2007 1,2-Dichloropropane MR 2 SDWIS / WA5384250 / 2983
2007 Trichloroethylene MR 2 SDWIS / WA5384250 / 2984
2007 CHLOROBENZENE MR 2 SDWIS / WA5384250 / 2989
2007 p-Dichlorobenzene MR 2 SDWIS / WA5384250 / 2969
2007 o-Dichlorobenzene MR 2 SDWIS / WA5384250 / 2968
2007 1,1,2-Trichloroethane MR 2 SDWIS / WA5384250 / 2985
2007 Tetrachloroethylene MR 2 SDWIS / WA5384250 / 2987

How STEVENSON WATER DEPT Compares

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

Metric STEVENSON WATER DEPT Washington avg Federal benchmark
Total violations 87 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 2,594 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 STEVENSON WATER DEPT water safe to drink? ▼
STEVENSON WATER DEPT (PWS ID: WA5384250) has 87 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,594 people using Surface Water sources.
How many people does STEVENSON WATER DEPT serve? ▼
STEVENSON WATER DEPT serves 2,594 people in STEVENSON, Washington. It is a Local-owned system using Surface Water water sources with 902 service connections.
What type of violations does STEVENSON WATER DEPT have? ▼
STEVENSON WATER DEPT has 87 total violations: 0 health-based violations (MCL exceedances or treatment failures), 85 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in STEVENSON WATER DEPT water? ▼
No PFAS testing data is available for STEVENSON WATER DEPT under the EPA's UCMR5 monitoring program.
What water source does STEVENSON WATER DEPT use? ▼
STEVENSON WATER DEPT uses Surface Water 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.

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

Read our methodology — how this data is sourced, computed, and verified.

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