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SINGLE TREE ACRES

PWS ID: WA5312366 · VANCOUVER, Washington 98683

SINGLE TREE ACRES serves 90 people in VANCOUVER, Washington using Groundwater water sources. It has 229 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SINGLE TREE ACRES

SINGLE TREE ACRES is a private-owned community water system that delivers drinking water to 90 residents in VANCOUVER, Washington (Clark County) through 20 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 229 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 223 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 11 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. SINGLE TREE ACRES's 229 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
90
Total Violations
229
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
20
County
Clark
School/Daycare
No
MCL Violations
0
Monitoring Violations
223
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 11 2009
1,2,4-Trichlorobenzene MR 7 2013
cis-1,2-Dichloroethylene MR 7 2013
DICHLOROMETHANE MR 7 2013
p-Dichlorobenzene MR 7 2013
1,1-Dichloroethylene MR 7 2013
trans-1,2-Dichloroethylene MR 7 2013
1,2-Dichloroethane MR 7 2013
Tetrachloroethylene MR 7 2013
Toluene MR 7 2013
Styrene MR 7 2013
Vinyl chloride MR 7 2013
1,1,1-Trichloroethane MR 7 2013
1,2-Dichloropropane MR 7 2013
Trichloroethylene MR 7 2013
CHLOROBENZENE MR 7 2013
Carbon tetrachloride MR 7 2013
1,1,2-Trichloroethane MR 7 2013
Benzene MR 7 2013
Ethylbenzene MR 7 2013
o-Dichlorobenzene MR 7 2013
Barium MR 4 2014
Mercury MR 4 2014
Nickel MR 4 2014
Selenium MR 4 2014
Chromium MR 4 2014
CYANIDE MR 4 2014
Fluoride MR 4 2014
Cadmium MR 4 2014
Antimony, Total MR 4 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 SINGLE TREE ACRES.

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 WA5312366 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 SINGLE TREE ACRES 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
2022 Consumer Confidence Rule Other 3 SDWIS / WA5312366 / 7000
2022 Revised Total Coliform Rule MON 2 SDWIS / WA5312366 / 8000
2015 Nitrate MR 1 SDWIS / WA5312366 / 1040
2014 Barium MR 4 SDWIS / WA5312366 / 1010
2014 Mercury MR 4 SDWIS / WA5312366 / 1035
2014 Nickel MR 4 SDWIS / WA5312366 / 1036
2014 Selenium MR 4 SDWIS / WA5312366 / 1045
2014 Chromium MR 4 SDWIS / WA5312366 / 1020
2014 CYANIDE MR 4 SDWIS / WA5312366 / 1024
2014 Fluoride MR 4 SDWIS / WA5312366 / 1025
2014 Cadmium MR 4 SDWIS / WA5312366 / 1015
2014 Antimony, Total MR 4 SDWIS / WA5312366 / 1074
2014 Thallium, Total MR 4 SDWIS / WA5312366 / 1085
2014 Beryllium, Total MR 4 SDWIS / WA5312366 / 1075
2014 Nitrite MR 1 SDWIS / WA5312366 / 1041

How SINGLE TREE ACRES Compares

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

Metric SINGLE TREE ACRES Washington avg Federal benchmark
Total violations 229 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 90 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 SINGLE TREE ACRES water safe to drink? ▼
SINGLE TREE ACRES (PWS ID: WA5312366) has 229 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 90 people using Groundwater sources.
How many people does SINGLE TREE ACRES serve? ▼
SINGLE TREE ACRES serves 90 people in VANCOUVER, Washington. It is a Private-owned system using Groundwater water sources with 20 service connections.
What type of violations does SINGLE TREE ACRES have? ▼
SINGLE TREE ACRES has 229 total violations: 0 health-based violations (MCL exceedances or treatment failures), 223 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SINGLE TREE ACRES water? ▼
No PFAS testing data is available for SINGLE TREE ACRES under the EPA's UCMR5 monitoring program.
What water source does SINGLE TREE ACRES use? ▼
SINGLE TREE ACRES 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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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial