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LAKE MERWIN CAMPERS HIDEAWAY SYS 1

PWS ID: WA5316786 · Woodland, Washington 98674

LAKE MERWIN CAMPERS HIDEAWAY SYS 1 serves 820 people in Woodland, Washington using Groundwater water sources. It has 497 recorded EPA violations, including 18 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAKE MERWIN CAMPERS HIDEAWAY SYS 1

LAKE MERWIN CAMPERS HIDEAWAY SYS 1 is a private-owned transient non-community water system that delivers drinking water to 820 residents in Woodland, Washington (Clark County) through 1,065 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 497 total violations for this system , of which 18 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 478 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 23 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. LAKE MERWIN CAMPERS HIDEAWAY SYS 1's 497 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
820
Total Violations
497
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1,065
County
Clark
School/Daycare
No
MCL Violations
16
Monitoring Violations
478
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 23 2006
1,2,4-Trichlorobenzene MR 17 2006
cis-1,2-Dichloroethylene MR 17 2006
DICHLOROMETHANE MR 17 2006
o-Dichlorobenzene MR 17 2006
1,1-Dichloroethylene MR 17 2006
1,1,1-Trichloroethane MR 17 2006
Carbon tetrachloride MR 17 2006
1,2-Dichloropropane MR 17 2006
Tetrachloroethylene MR 17 2006
Toluene MR 17 2006
p-Dichlorobenzene MR 17 2006
Vinyl chloride MR 17 2006
trans-1,2-Dichloroethylene MR 17 2006
Trichloroethylene MR 17 2006
1,1,2-Trichloroethane MR 17 2006
1,2-Dichloroethane MR 17 2006
Benzene MR 17 2006
Styrene MR 17 2006
Ethylbenzene MR 17 2006
CHLOROBENZENE MR 17 2006
Coliform (TCR) MCL 14 1999
Coliform (TCR) MR 9 2015
Barium MR 6 2005
Cadmium MR 6 2005
Mercury MR 6 2005
Selenium MR 6 2005
Antimony, Total MR 6 2005
Nickel MR 6 2005
Thallium, Total MR 6 2005

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 LAKE MERWIN CAMPERS HIDEAWAY SYS 1.

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 WA5316786 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 LAKE MERWIN CAMPERS HIDEAWAY SYS 1 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
2019 Revised Total Coliform Rule TT 2 SDWIS / WA5316786 / 8000
2019 Revised Total Coliform Rule MCL 2 SDWIS / WA5316786 / 8000
2015 Coliform (TCR) MR 9 SDWIS / WA5316786 / 3100
2009 Nitrate MR 1 SDWIS / WA5316786 / 1040
2008 Pentachlorophenol MR 4 SDWIS / WA5316786 / 2326
2008 Atrazine MR 2 SDWIS / WA5316786 / 2050
2008 Hexachlorocyclopentadiene MR 2 SDWIS / WA5316786 / 2042
2008 BHC-GAMMA MR 2 SDWIS / WA5316786 / 2010
2008 2,4,5-TP MR 2 SDWIS / WA5316786 / 2110
2008 Di(2-ethylhexyl) adipate MR 2 SDWIS / WA5316786 / 2035
2008 Di(2-ethylhexyl) phthalate MR 2 SDWIS / WA5316786 / 2039
2008 Dinoseb MR 2 SDWIS / WA5316786 / 2041
2008 Heptachlor epoxide MR 2 SDWIS / WA5316786 / 2067
2008 Toxaphene MR 2 SDWIS / WA5316786 / 2020
2008 Simazine MR 2 SDWIS / WA5316786 / 2037

How LAKE MERWIN CAMPERS HIDEAWAY SYS 1 Compares

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

Metric LAKE MERWIN CAMPERS HIDEAWAY SYS 1 Washington avg Federal benchmark
Total violations 497 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 18 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 820 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 LAKE MERWIN CAMPERS HIDEAWAY SYS 1 water safe to drink? ▼
LAKE MERWIN CAMPERS HIDEAWAY SYS 1 (PWS ID: WA5316786) has 497 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 820 people using Groundwater sources.
How many people does LAKE MERWIN CAMPERS HIDEAWAY SYS 1 serve? ▼
LAKE MERWIN CAMPERS HIDEAWAY SYS 1 serves 820 people in Woodland, Washington. It is a Private-owned system using Groundwater water sources with 1,065 service connections.
What type of violations does LAKE MERWIN CAMPERS HIDEAWAY SYS 1 have? ▼
LAKE MERWIN CAMPERS HIDEAWAY SYS 1 has 497 total violations: 18 health-based violations (MCL exceedances or treatment failures), 478 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAKE MERWIN CAMPERS HIDEAWAY SYS 1 water? ▼
No PFAS testing data is available for LAKE MERWIN CAMPERS HIDEAWAY SYS 1 under the EPA's UCMR5 monitoring program.
What water source does LAKE MERWIN CAMPERS HIDEAWAY SYS 1 use? ▼
LAKE MERWIN CAMPERS HIDEAWAY SYS 1 uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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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