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Community Water System · PWS WA5323240

Eltopia Water Association

Eltopia, Washington 99330 - drinking water served from groundwater sources to 100 people, tracked in EPA SDWIS and UCMR5.

100
People served
227
EPA violations
46
Health-based
Untested
UCMR5 result

The verdict

EPA records 227 drinking-water violations at Eltopia Water Association, 20% of them health-based - above the Washington per-system average.

227
Total EPA violations on record
20%
Health-based (MCL / treatment failure)
100
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Eltopia Water Association

Eltopia Water Association is a private-owned community water system that delivers drinking water to 100 residents in Eltopia, Washington (Franklin County) through 25 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 227 total violations for this system , of which 46 (20%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 171 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 36 violations (MCL, health-based). 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. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%).

Eltopia Water Association's 227 violations sit above the Washington average.

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
100
Total Violations
227
Health-Based Violations
46
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
25
County
Franklin
School/Daycare
No
MCL Violations
46
Monitoring Violations
171
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 36 2008
Coliform (TCR) MR 24 2016
Arsenic MR 18 2020
Nitrate MR 17 2012
Revised Total Coliform Rule MON 9 2022
Consumer Confidence Rule Other 8 2025
Coliform (TCR) MCL 7 1993
Chromium MR 5 2020
Fluoride MR 5 2020
Mercury MR 5 2020
Selenium MR 5 2020
Cadmium MR 5 2020
Barium MR 5 2020
CYANIDE MR 4 2020
Nickel MR 4 2020
Beryllium, Total MR 4 2020
TTHM MR 4 2020
Total Haloacetic Acids (HAA5) MR 4 2020
Antimony, Total MR 4 2020
Thallium, Total MR 4 2020
Arsenic MCL 3 2012
Lead and Copper Rule MR 1 2013
Endrin MR 1 2014
Di(2-ethylhexyl) adipate MR 1 2014
Hexachlorocyclopentadiene MR 1 2014
Atrazine MR 1 2014
LASSO MR 1 2014
Heptachlor epoxide MR 1 2014
HEXACHLOROBENZENE MR 1 2014
Chlordane 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 Eltopia 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 WA5323240 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 Eltopia 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
2025 Consumer Confidence Rule Other 8 SDWIS / WA5323240 / 7000
2022 Revised Total Coliform Rule MON 9 SDWIS / WA5323240 / 8000
2020 Arsenic MR 18 SDWIS / WA5323240 / 1005
2020 Chromium MR 5 SDWIS / WA5323240 / 1020
2020 Fluoride MR 5 SDWIS / WA5323240 / 1025
2020 Mercury MR 5 SDWIS / WA5323240 / 1035
2020 Selenium MR 5 SDWIS / WA5323240 / 1045
2020 Cadmium MR 5 SDWIS / WA5323240 / 1015
2020 Barium MR 5 SDWIS / WA5323240 / 1010
2020 CYANIDE MR 4 SDWIS / WA5323240 / 1024
2020 Nickel MR 4 SDWIS / WA5323240 / 1036
2020 Beryllium, Total MR 4 SDWIS / WA5323240 / 1075
2020 TTHM MR 4 SDWIS / WA5323240 / 2950
2020 Total Haloacetic Acids (HAA5) MR 4 SDWIS / WA5323240 / 2456
2020 Antimony, Total MR 4 SDWIS / WA5323240 / 1074

How Eltopia Water Association Compares

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

Metric Eltopia Water Association Washington avg Federal benchmark
Total violations 227 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 46 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 100 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Eltopia Water Association water safe to drink? ▼
Eltopia Water Association (PWS ID: WA5323240) has 227 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does Eltopia Water Association serve? ▼
Eltopia Water Association serves 100 people in Eltopia, Washington. It is a Private-owned system using Groundwater water sources with 25 service connections.
What type of violations does Eltopia Water Association have? ▼
Eltopia Water Association has 227 total violations: 46 health-based violations (MCL exceedances or treatment failures), 171 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Eltopia Water Association water? ▼
No PFAS testing data is available for Eltopia Water Association under the EPA's UCMR5 monitoring program.
What water source does Eltopia Water Association use? ▼
Eltopia 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.