PlainWater

WESTERNER MOBILE HOME PARK

PWS ID: CA3400331 · ELK GROVE, California 95758

WESTERNER MOBILE HOME PARK serves 65 people in ELK GROVE, California using Groundwater water sources. It has 46 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WESTERNER MOBILE HOME PARK

WESTERNER MOBILE HOME PARK is a private-owned community water system that delivers drinking water to 65 residents in ELK GROVE, California (Sacramento County) through 49 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 46 total violations for this system , of which 6 (13%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 36 monitoring and reporting violations are on file. The most recent violation on record dates to 2011.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 6 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 California, EPA tracks 7,249 public water systems serving 42,404,883 people, with 153,308 cumulative violations and 63,983 health-based violations on record. About 89% of systems in the state carry at least one violation, and state-wide the average per system is 21.1 violations. WESTERNER MOBILE HOME PARK's 46 violations sit above the California average. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%). 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
65
Total Violations
46
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
49
County
Sacramento
School/Daycare
No
MCL Violations
6
Monitoring Violations
36
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 6 1999
Nitrite MR 2 2005
Gross Alpha, Excl. Radon and U MR 2 1981
Consumer Confidence Rule Other 2 2011
Coliform (TCR) MR 2 2006
Benzene MR 1 2003
CHLOROBENZENE MR 1 2003
Ethylbenzene MR 1 2003
Tetrachloroethylene MR 1 2003
1,1,1-Trichloroethane MR 1 2003
Atrazine MR 1 2003
2,4,5-TP MR 1 2003
Vinyl chloride MR 1 2003
BHC-GAMMA MR 1 2003
Endrin MR 1 2003
Toxaphene MR 1 2003
Methoxychlor MR 1 2003
2,4-D MR 1 2003
cis-1,2-Dichloroethylene MR 1 2003
ETHYLENE DIBROMIDE MR 1 2003
Glyphosate MR 1 2003
Xylenes, Total MR 1 2003
Lead and Copper Rule MR 1 1993
Simazine MR 1 2003
Carbon tetrachloride MR 1 2003
trans-1,2-Dichloroethylene MR 1 2003
o-Dichlorobenzene MR 1 2003
Di(2-ethylhexyl) phthalate MR 1 2003
Carbofuran MR 1 2003
1,1-Dichloroethylene MR 1 2003

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 WESTERNER 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 CA3400331 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

California Drinking Water Authority

California State Water Resources Control Board — Division of Drinking Water is the primacy agency that licenses and inspects WESTERNER MOBILE HOME PARK under EPA-delegated authority.

Open CA regulator portal

Source: California State Water Resources Control Board — Division 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
2011 Consumer Confidence Rule Other 2 SDWIS / CA3400331 / 7000
2006 Coliform (TCR) MR 2 SDWIS / CA3400331 / 3100
2005 Nitrite MR 2 SDWIS / CA3400331 / 1041
2003 Benzene MR 1 SDWIS / CA3400331 / 2990
2003 CHLOROBENZENE MR 1 SDWIS / CA3400331 / 2989
2003 Ethylbenzene MR 1 SDWIS / CA3400331 / 2992
2003 Tetrachloroethylene MR 1 SDWIS / CA3400331 / 2987
2003 1,1,1-Trichloroethane MR 1 SDWIS / CA3400331 / 2981
2003 Atrazine MR 1 SDWIS / CA3400331 / 2050
2003 2,4,5-TP MR 1 SDWIS / CA3400331 / 2110
2003 Vinyl chloride MR 1 SDWIS / CA3400331 / 2976
2003 BHC-GAMMA MR 1 SDWIS / CA3400331 / 2010
2003 Endrin MR 1 SDWIS / CA3400331 / 2005
2003 Toxaphene MR 1 SDWIS / CA3400331 / 2020
2003 Methoxychlor MR 1 SDWIS / CA3400331 / 2015

How WESTERNER MOBILE HOME PARK Compares

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

Metric WESTERNER MOBILE HOME PARK California avg Federal benchmark
Total violations 46 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 8.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 64.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 65 5,850 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,249 regulated public water systems in California.

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 WESTERNER MOBILE HOME PARK water safe to drink?
WESTERNER MOBILE HOME PARK (PWS ID: CA3400331) has 46 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 65 people using Groundwater sources.
How many people does WESTERNER MOBILE HOME PARK serve?
WESTERNER MOBILE HOME PARK serves 65 people in ELK GROVE, California. It is a Private-owned system using Groundwater water sources with 49 service connections.
What type of violations does WESTERNER MOBILE HOME PARK have?
WESTERNER MOBILE HOME PARK has 46 total violations: 6 health-based violations (MCL exceedances or treatment failures), 36 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WESTERNER MOBILE HOME PARK water?
No PFAS testing data is available for WESTERNER MOBILE HOME PARK under the EPA's UCMR5 monitoring program.
What water source does WESTERNER MOBILE HOME PARK use?
WESTERNER 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.

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