PlainWater

Community Water System · PWS WA5306044

Vista del Rio Mobile Home Park

Vancouver, Washington 98683 - drinking water served from groundwater sources to 352 people, tracked in EPA SDWIS and UCMR5.

352
People served
3,450
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 3,450 drinking-water violations at Vista del Rio Mobile Home Park - above the Washington per-system average.

3,450
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
352
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Vista del Rio Mobile Home Park

Vista del Rio Mobile Home Park is a private-owned community water system that delivers drinking water to 352 residents in Vancouver, Washington (Clark County) through 208 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 3,450 total violations for this system , of which 4 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 3,443 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Pentachlorophenol, recorded in 90 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. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%).

Vista del Rio Mobile Home Park's 3,450 violations sit above 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
352
Total Violations
3,450
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
208
County
Clark
School/Daycare
No
MCL Violations
4
Monitoring Violations
3,443
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Pentachlorophenol MR 90 2009
1,2,4-Trichlorobenzene MR 75 2009
cis-1,2-Dichloroethylene MR 75 2009
DICHLOROMETHANE MR 75 2009
o-Dichlorobenzene MR 75 2009
p-Dichlorobenzene MR 75 2009
1,1-Dichloroethylene MR 75 2009
1,1,1-Trichloroethane MR 75 2009
CHLOROBENZENE MR 75 2009
Toluene MR 75 2009
Ethylbenzene MR 75 2009
Styrene MR 75 2009
Endrin MR 75 2009
BHC-GAMMA MR 75 2009
Methoxychlor MR 75 2009
Di(2-ethylhexyl) adipate MR 75 2009
Hexachlorocyclopentadiene MR 75 2009
LASSO MR 75 2009
Heptachlor MR 75 2009
Heptachlor epoxide MR 75 2009
HEXACHLOROBENZENE MR 75 2009
Benzo(a)pyrene MR 75 2009
Chlordane MR 75 2009
Vinyl chloride MR 75 2009
Carbon tetrachloride MR 75 2009
Trichloroethylene MR 75 2009
1,1,2-Trichloroethane MR 75 2009
Simazine MR 75 2009
Atrazine MR 75 2009
Dalapon MR 75 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 Vista del Rio Mobile Home Park.

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 WA5306044 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 Vista del Rio Mobile Home Park 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
2021 Nitrate MR 38 SDWIS / WA5306044 / 1040
2012 Consumer Confidence Rule Other 2 SDWIS / WA5306044 / 7000
2009 Pentachlorophenol MR 90 SDWIS / WA5306044 / 2326
2009 1,2,4-Trichlorobenzene MR 75 SDWIS / WA5306044 / 2378
2009 cis-1,2-Dichloroethylene MR 75 SDWIS / WA5306044 / 2380
2009 DICHLOROMETHANE MR 75 SDWIS / WA5306044 / 2964
2009 o-Dichlorobenzene MR 75 SDWIS / WA5306044 / 2968
2009 p-Dichlorobenzene MR 75 SDWIS / WA5306044 / 2969
2009 1,1-Dichloroethylene MR 75 SDWIS / WA5306044 / 2977
2009 1,1,1-Trichloroethane MR 75 SDWIS / WA5306044 / 2981
2009 CHLOROBENZENE MR 75 SDWIS / WA5306044 / 2989
2009 Toluene MR 75 SDWIS / WA5306044 / 2991
2009 Ethylbenzene MR 75 SDWIS / WA5306044 / 2992
2009 Styrene MR 75 SDWIS / WA5306044 / 2996
2009 Endrin MR 75 SDWIS / WA5306044 / 2005

How Vista del Rio Mobile Home Park Compares

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

Metric Vista del Rio Mobile Home Park Washington avg Federal benchmark
Total violations 3,450 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 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 352 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 Vista del Rio Mobile Home Park water safe to drink?
Vista del Rio Mobile Home Park (PWS ID: WA5306044) has 3450 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 352 people using Groundwater sources.
How many people does Vista del Rio Mobile Home Park serve?
Vista del Rio Mobile Home Park serves 352 people in Vancouver, Washington. It is a Private-owned system using Groundwater water sources with 208 service connections.
What type of violations does Vista del Rio Mobile Home Park have?
Vista del Rio Mobile Home Park has 3,450 total violations: 4 health-based violations (MCL exceedances or treatment failures), 3,443 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Vista del Rio Mobile Home Park water?
No PFAS testing data is available for Vista del Rio Mobile Home Park under the EPA's UCMR5 monitoring program.
What water source does Vista del Rio Mobile Home Park use?
Vista del Rio Mobile Home Park 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.
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.