PlainWater

SHAWNEE HILL CONDOMINIUM WS

PWS ID: WA5319901 · Vashon, Washington 98070

SHAWNEE HILL CONDOMINIUM WS serves 44 people in Vashon, Washington using Groundwater water sources. It has 60 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SHAWNEE HILL CONDOMINIUM WS

SHAWNEE HILL CONDOMINIUM WS is a private-owned community water system that delivers drinking water to 44 residents in Vashon, Washington (King County) through 16 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 60 total violations for this system , of which 5 (8%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 45 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 Coliform (TCR), recorded in 5 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. SHAWNEE HILL CONDOMINIUM WS's 60 violations sit below 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
44
Total Violations
60
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
16
County
King
School/Daycare
No
MCL Violations
5
Monitoring Violations
45
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 5 2005
Consumer Confidence Rule Other 4 2024
Lead and Copper Rule MR 2 2019
Coliform (TCR) MR 2 1997
Pentachlorophenol MR 2 2008
2,4,5-TP MR 1 2008
Endrin MR 1 2008
Methoxychlor MR 1 2008
Di(2-ethylhexyl) adipate MR 1 2008
Hexachlorocyclopentadiene MR 1 2008
LASSO MR 1 2008
HEXACHLOROBENZENE MR 1 2008
Trichloroethylene MR 1 2002
Styrene MR 1 2002
1,1-Dichloroethylene MR 1 2002
Carbon tetrachloride MR 1 2002
Ethylbenzene MR 1 2002
1,2-Dichloroethane MR 1 2002
Vinyl chloride MR 1 2002
1,1,2-Trichloroethane MR 1 2002
CHLOROBENZENE MR 1 2002
cis-1,2-Dichloroethylene MR 1 2002
p-Dichlorobenzene MR 1 2002
o-Dichlorobenzene MR 1 2002
Atrazine MR 1 2008
Simazine MR 1 2008
BHC-GAMMA MR 1 2008
Di(2-ethylhexyl) phthalate MR 1 2008
Toxaphene MR 1 2008
1,2,4-Trichlorobenzene MR 1 2002

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 SHAWNEE HILL CONDOMINIUM WS.

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 WA5319901 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 SHAWNEE HILL CONDOMINIUM WS 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 4 SDWIS / WA5319901 / 7000
2019 Lead and Copper Rule MR 2 SDWIS / WA5319901 / 5000
2008 Pentachlorophenol MR 2 SDWIS / WA5319901 / 2326
2008 2,4,5-TP MR 1 SDWIS / WA5319901 / 2110
2008 Endrin MR 1 SDWIS / WA5319901 / 2005
2008 Methoxychlor MR 1 SDWIS / WA5319901 / 2015
2008 Di(2-ethylhexyl) adipate MR 1 SDWIS / WA5319901 / 2035
2008 Hexachlorocyclopentadiene MR 1 SDWIS / WA5319901 / 2042
2008 LASSO MR 1 SDWIS / WA5319901 / 2051
2008 HEXACHLOROBENZENE MR 1 SDWIS / WA5319901 / 2274
2008 Atrazine MR 1 SDWIS / WA5319901 / 2050
2008 Simazine MR 1 SDWIS / WA5319901 / 2037
2008 BHC-GAMMA MR 1 SDWIS / WA5319901 / 2010
2008 Di(2-ethylhexyl) phthalate MR 1 SDWIS / WA5319901 / 2039
2008 Toxaphene MR 1 SDWIS / WA5319901 / 2020

How SHAWNEE HILL CONDOMINIUM WS Compares

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

Metric SHAWNEE HILL CONDOMINIUM WS Washington avg Federal benchmark
Total violations 60 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 44 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 SHAWNEE HILL CONDOMINIUM WS water safe to drink?
SHAWNEE HILL CONDOMINIUM WS (PWS ID: WA5319901) has 60 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 44 people using Groundwater sources.
How many people does SHAWNEE HILL CONDOMINIUM WS serve?
SHAWNEE HILL CONDOMINIUM WS serves 44 people in Vashon, Washington. It is a Private-owned system using Groundwater water sources with 16 service connections.
What type of violations does SHAWNEE HILL CONDOMINIUM WS have?
SHAWNEE HILL CONDOMINIUM WS has 60 total violations: 5 health-based violations (MCL exceedances or treatment failures), 45 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SHAWNEE HILL CONDOMINIUM WS water?
No PFAS testing data is available for SHAWNEE HILL CONDOMINIUM WS under the EPA's UCMR5 monitoring program.
What water source does SHAWNEE HILL CONDOMINIUM WS use?
SHAWNEE HILL CONDOMINIUM WS 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial