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Community Water System · PWS WA5326627

Frog Pond

Pouslbo, Washington 98370 - drinking water served from groundwater sources to 1,229 people, tracked in EPA SDWIS and UCMR5.

1,229
People served
28
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 28 drinking-water violations at Frog Pond, 36% of them health-based - below the Washington per-system average.

28
Total EPA violations on record
36%
Health-based (MCL / treatment failure)
1,229
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Frog Pond

Frog Pond is a local-owned community water system that delivers drinking water to 1,229 residents in Pouslbo, Washington (Kitsap County) through 545 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 28 total violations for this system , of which 10 (36%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 14 monitoring and reporting violations are on file. The most recent violation on record dates to 2000.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 10 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%).

Frog Pond's 28 violations sit below 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
1,229
Total Violations
28
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
545
County
Kitsap
School/Daycare
No
MCL Violations
10
Monitoring Violations
14
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 10 2000
Coliform (TCR) MR 4 2000
Lead and Copper Rule MR 1 1998
Arsenic MR 1 1979
Barium MR 1 1979
Selenium MR 1 1979
Mercury MR 1 1979
Cadmium MR 1 1979
Gross Alpha, Excl. Radon and U MR 1 1979
Fluoride MR 1 1979
Chromium MR 1 1979
Nitrate 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 Frog Pond.

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 WA5326627 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 Frog Pond 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
2000 Coliform (TCR) MCL 10 SDWIS / WA5326627 / 3100
2000 Coliform (TCR) MR 4 SDWIS / WA5326627 / 3100
1998 Lead and Copper Rule MR 1 SDWIS / WA5326627 / 5000
1979 Arsenic MR 1 SDWIS / WA5326627 / 1005
1979 Barium MR 1 SDWIS / WA5326627 / 1010
1979 Selenium MR 1 SDWIS / WA5326627 / 1045
1979 Mercury MR 1 SDWIS / WA5326627 / 1035
1979 Cadmium MR 1 SDWIS / WA5326627 / 1015
1979 Gross Alpha, Excl. Radon and U MR 1 SDWIS / WA5326627 / 4000
1979 Fluoride MR 1 SDWIS / WA5326627 / 1025
1979 Chromium MR 1 SDWIS / WA5326627 / 1020
1979 Nitrate MR 1 SDWIS / WA5326627 / 1040

How Frog Pond Compares

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

Metric Frog Pond Washington avg Federal benchmark
Total violations 28 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 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 1,229 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 Frog Pond water safe to drink? ▼
Frog Pond (PWS ID: WA5326627) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,229 people using Groundwater sources.
How many people does Frog Pond serve? ▼
Frog Pond serves 1,229 people in Pouslbo, Washington. It is a Local-owned system using Groundwater water sources with 545 service connections.
What type of violations does Frog Pond have? ▼
Frog Pond has 28 total violations: 10 health-based violations (MCL exceedances or treatment failures), 14 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Frog Pond water? ▼
No PFAS testing data is available for Frog Pond under the EPA's UCMR5 monitoring program.
What water source does Frog Pond use? ▼
Frog Pond 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.