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SEVENTH DAY ADVENTIST SCHOOL

PWS ID: WA5377671 · Port Orchard, Washington 98366

SEVENTH DAY ADVENTIST SCHOOL serves 33 people in Port Orchard, Washington using Groundwater water sources. It has 127 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SEVENTH DAY ADVENTIST SCHOOL

SEVENTH DAY ADVENTIST SCHOOL is a private-owned non-transient non-community water system that delivers drinking water to 33 residents in Port Orchard, Washington (Mason County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 127 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 127 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 7 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. SEVENTH DAY ADVENTIST SCHOOL's 127 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
33
Total Violations
127
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Mason
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
127
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 7 2009
DICHLOROMETHANE MR 6 2009
p-Dichlorobenzene MR 6 2009
1,1-Dichloroethylene MR 6 2009
1,2-Dichloroethane MR 6 2009
Carbon tetrachloride MR 6 2009
1,2-Dichloropropane MR 6 2009
Trichloroethylene MR 6 2009
Tetrachloroethylene MR 6 2009
CHLOROBENZENE MR 6 2009
Benzene MR 6 2009
Toluene MR 6 2009
Ethylbenzene MR 6 2009
Styrene MR 6 2009
trans-1,2-Dichloroethylene MR 6 2009
o-Dichlorobenzene MR 6 2009
1,1,2-Trichloroethane MR 6 2009
Vinyl chloride MR 6 2009
cis-1,2-Dichloroethylene MR 6 2009
1,1,1-Trichloroethane MR 6 2009
1,2,4-Trichlorobenzene MR 6 2009

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 SEVENTH DAY ADVENTIST SCHOOL.

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 WA5377671 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 SEVENTH DAY ADVENTIST SCHOOL 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
2009 Lead and Copper Rule MR 7 SDWIS / WA5377671 / 5000
2009 DICHLOROMETHANE MR 6 SDWIS / WA5377671 / 2964
2009 p-Dichlorobenzene MR 6 SDWIS / WA5377671 / 2969
2009 1,1-Dichloroethylene MR 6 SDWIS / WA5377671 / 2977
2009 1,2-Dichloroethane MR 6 SDWIS / WA5377671 / 2980
2009 Carbon tetrachloride MR 6 SDWIS / WA5377671 / 2982
2009 1,2-Dichloropropane MR 6 SDWIS / WA5377671 / 2983
2009 Trichloroethylene MR 6 SDWIS / WA5377671 / 2984
2009 Tetrachloroethylene MR 6 SDWIS / WA5377671 / 2987
2009 CHLOROBENZENE MR 6 SDWIS / WA5377671 / 2989
2009 Benzene MR 6 SDWIS / WA5377671 / 2990
2009 Toluene MR 6 SDWIS / WA5377671 / 2991
2009 Ethylbenzene MR 6 SDWIS / WA5377671 / 2992
2009 Styrene MR 6 SDWIS / WA5377671 / 2996
2009 trans-1,2-Dichloroethylene MR 6 SDWIS / WA5377671 / 2979

How SEVENTH DAY ADVENTIST SCHOOL Compares

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

Metric SEVENTH DAY ADVENTIST SCHOOL Washington avg Federal benchmark
Total violations 127 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 33 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 SEVENTH DAY ADVENTIST SCHOOL water safe to drink? ▼
SEVENTH DAY ADVENTIST SCHOOL (PWS ID: WA5377671) has 127 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 33 people using Groundwater sources.
How many people does SEVENTH DAY ADVENTIST SCHOOL serve? ▼
SEVENTH DAY ADVENTIST SCHOOL serves 33 people in Port Orchard, Washington. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does SEVENTH DAY ADVENTIST SCHOOL have? ▼
SEVENTH DAY ADVENTIST SCHOOL has 127 total violations: 0 health-based violations (MCL exceedances or treatment failures), 127 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SEVENTH DAY ADVENTIST SCHOOL water? ▼
No PFAS testing data is available for SEVENTH DAY ADVENTIST SCHOOL under the EPA's UCMR5 monitoring program.
What water source does SEVENTH DAY ADVENTIST SCHOOL use? ▼
SEVENTH DAY ADVENTIST SCHOOL uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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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