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FAIRFIELD TOWN OF

PWS ID: WA5324450 · Tekoa, Washington 99033

FAIRFIELD TOWN OF serves 643 people in Tekoa, Washington using Groundwater water sources. It has 166 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: FAIRFIELD TOWN OF

FAIRFIELD TOWN OF is a local-owned community water system that delivers drinking water to 643 residents in Tekoa, Washington (Spokane County) through 282 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 166 total violations for this system , of which 5 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 160 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Nitrate, recorded in 26 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. FAIRFIELD TOWN OF's 166 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
643
Total Violations
166
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
282
County
Spokane
School/Daycare
No
MCL Violations
5
Monitoring Violations
160
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 26 2014
1,2,4-Trichlorobenzene MR 6 2018
cis-1,2-Dichloroethylene MR 6 2018
DICHLOROMETHANE MR 6 2018
p-Dichlorobenzene MR 6 2018
1,1-Dichloroethylene MR 6 2018
trans-1,2-Dichloroethylene MR 6 2018
1,2-Dichloropropane MR 6 2018
Trichloroethylene MR 6 2018
1,1,2-Trichloroethane MR 6 2018
CHLOROBENZENE MR 6 2018
Benzene MR 6 2018
Vinyl chloride MR 6 2018
1,2-Dichloroethane MR 6 2018
1,1,1-Trichloroethane MR 6 2018
Carbon tetrachloride MR 6 2018
Tetrachloroethylene MR 6 2018
Toluene MR 6 2018
Ethylbenzene MR 6 2018
Styrene MR 6 2018
o-Dichlorobenzene MR 6 2018
Coliform (TCR) MCL 5 1993
TTHM MR 2 2018
Total Haloacetic Acids (HAA5) MR 2 2018
Selenium MR 1 1979
Arsenic MR 1 1979
Barium MR 1 1979
Coliform (TCR) MR 1 1991
Fluoride MR 1 1979
Cadmium MR 1 1979

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 FAIRFIELD TOWN 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 WA5324450 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 FAIRFIELD TOWN 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
2023 Revised Total Coliform Rule MON 1 SDWIS / WA5324450 / 8000
2018 1,2,4-Trichlorobenzene MR 6 SDWIS / WA5324450 / 2378
2018 cis-1,2-Dichloroethylene MR 6 SDWIS / WA5324450 / 2380
2018 DICHLOROMETHANE MR 6 SDWIS / WA5324450 / 2964
2018 p-Dichlorobenzene MR 6 SDWIS / WA5324450 / 2969
2018 1,1-Dichloroethylene MR 6 SDWIS / WA5324450 / 2977
2018 trans-1,2-Dichloroethylene MR 6 SDWIS / WA5324450 / 2979
2018 1,2-Dichloropropane MR 6 SDWIS / WA5324450 / 2983
2018 Trichloroethylene MR 6 SDWIS / WA5324450 / 2984
2018 1,1,2-Trichloroethane MR 6 SDWIS / WA5324450 / 2985
2018 CHLOROBENZENE MR 6 SDWIS / WA5324450 / 2989
2018 Benzene MR 6 SDWIS / WA5324450 / 2990
2018 Vinyl chloride MR 6 SDWIS / WA5324450 / 2976
2018 1,2-Dichloroethane MR 6 SDWIS / WA5324450 / 2980
2018 1,1,1-Trichloroethane MR 6 SDWIS / WA5324450 / 2981

How FAIRFIELD TOWN OF Compares

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

Metric FAIRFIELD TOWN OF Washington avg Federal benchmark
Total violations 166 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 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 643 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 FAIRFIELD TOWN OF water safe to drink? ▼
FAIRFIELD TOWN OF (PWS ID: WA5324450) has 166 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 643 people using Groundwater sources.
How many people does FAIRFIELD TOWN OF serve? ▼
FAIRFIELD TOWN OF serves 643 people in Tekoa, Washington. It is a Local-owned system using Groundwater water sources with 282 service connections.
What type of violations does FAIRFIELD TOWN OF have? ▼
FAIRFIELD TOWN OF has 166 total violations: 5 health-based violations (MCL exceedances or treatment failures), 160 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in FAIRFIELD TOWN OF water? ▼
No PFAS testing data is available for FAIRFIELD TOWN OF under the EPA's UCMR5 monitoring program.
What water source does FAIRFIELD TOWN OF use? ▼
FAIRFIELD TOWN 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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