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STARBUCK CITY OF

PWS ID: WA5383750 · Starbuck, Washington 99359

STARBUCK CITY OF serves 147 people in Starbuck, Washington using Groundwater water sources. It has 233 recorded EPA violations, including 8 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: STARBUCK CITY OF

STARBUCK CITY OF is a local-owned community water system that delivers drinking water to 147 residents in Starbuck, Washington (Columbia County) through 107 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 233 total violations for this system , of which 8 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 220 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 12 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. STARBUCK CITY OF's 233 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
147
Total Violations
233
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
107
County
Columbia
School/Daycare
No
MCL Violations
8
Monitoring Violations
220
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 12 2007
Lead and Copper Rule MR 10 2007
Coliform (TCR) MCL 8 2000
Coliform (TCR) MR 6 2000
Fluoride MR 6 2005
Mercury MR 6 2005
Nickel MR 6 2005
Thallium, Total MR 6 2005
Cadmium MR 6 2005
CYANIDE MR 6 2005
Antimony, Total MR 6 2005
Beryllium, Total MR 6 2005
cis-1,2-Dichloroethylene MR 6 2005
o-Dichlorobenzene MR 6 2005
p-Dichlorobenzene MR 6 2005
1,1-Dichloroethylene MR 6 2005
trans-1,2-Dichloroethylene MR 6 2005
1,1,1-Trichloroethane MR 6 2005
Carbon tetrachloride MR 6 2005
1,2-Dichloropropane MR 6 2005
Tetrachloroethylene MR 6 2005
CHLOROBENZENE MR 6 2005
Toluene MR 6 2005
Ethylbenzene MR 6 2005
Styrene MR 6 2005
Trichloroethylene MR 6 2005
Benzene MR 6 2005
Vinyl chloride MR 6 2005
1,2,4-Trichlorobenzene MR 6 2005
1,1,2-Trichloroethane MR 6 2005

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 STARBUCK CITY OF.

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 WA5383750 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 STARBUCK CITY OF 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
2024 Consumer Confidence Rule Other 3 SDWIS / WA5383750 / 7000
2014 TTHM MR 1 SDWIS / WA5383750 / 2950
2014 Total Haloacetic Acids (HAA5) MR 1 SDWIS / WA5383750 / 2456
2007 Nitrate MR 12 SDWIS / WA5383750 / 1040
2007 Lead and Copper Rule MR 10 SDWIS / WA5383750 / 5000
2005 Fluoride MR 6 SDWIS / WA5383750 / 1025
2005 Mercury MR 6 SDWIS / WA5383750 / 1035
2005 Nickel MR 6 SDWIS / WA5383750 / 1036
2005 Thallium, Total MR 6 SDWIS / WA5383750 / 1085
2005 Cadmium MR 6 SDWIS / WA5383750 / 1015
2005 CYANIDE MR 6 SDWIS / WA5383750 / 1024
2005 Antimony, Total MR 6 SDWIS / WA5383750 / 1074
2005 Beryllium, Total MR 6 SDWIS / WA5383750 / 1075
2005 cis-1,2-Dichloroethylene MR 6 SDWIS / WA5383750 / 2380
2005 o-Dichlorobenzene MR 6 SDWIS / WA5383750 / 2968

How STARBUCK CITY OF Compares

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

Metric STARBUCK CITY OF Washington avg Federal benchmark
Total violations 233 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 8 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 147 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 STARBUCK CITY OF water safe to drink? ▼
STARBUCK CITY OF (PWS ID: WA5383750) has 233 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 147 people using Groundwater sources.
How many people does STARBUCK CITY OF serve? ▼
STARBUCK CITY OF serves 147 people in Starbuck, Washington. It is a Local-owned system using Groundwater water sources with 107 service connections.
What type of violations does STARBUCK CITY OF have? ▼
STARBUCK CITY OF has 233 total violations: 8 health-based violations (MCL exceedances or treatment failures), 220 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in STARBUCK CITY OF water? ▼
No PFAS testing data is available for STARBUCK CITY OF under the EPA's UCMR5 monitoring program.
What water source does STARBUCK CITY OF use? ▼
STARBUCK CITY OF 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.

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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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