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MOUNTAIN VILLAGE HOMEOWNER'S ASSOC

PWS ID: CA0400090 · FOREST RANCH, California 95942

MOUNTAIN VILLAGE HOMEOWNER'S ASSOC serves 40 people in FOREST RANCH, California using Groundwater water sources. It has 81 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MOUNTAIN VILLAGE HOMEOWNER'S ASSOC

MOUNTAIN VILLAGE HOMEOWNER'S ASSOC is a private-owned community water system that delivers drinking water to 40 residents in FOREST RANCH, California (Butte County) through 17 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 81 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 74 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 Consumer Confidence Rule, recorded in 4 violations (Other). 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. MOUNTAIN VILLAGE HOMEOWNER'S ASSOC's 81 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
40
Total Violations
81
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
17
County
Butte
School/Daycare
No
MCL Violations
0
Monitoring Violations
74
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 4 2021
Benzene MR 4 2008
Revised Total Coliform Rule MON 4 2021
Lead and Copper Rule MR 3 2024
Carbofuran MR 2 2008
2,4-D MR 2 2008
ETHYLENE DIBROMIDE MR 2 2008
Heptachlor MR 2 2008
Heptachlor epoxide MR 2 2008
Simazine MR 2 2008
2,4,5-TP MR 2 2008
o-Dichlorobenzene MR 2 2008
1,1-Dichloroethylene MR 2 2008
cis-1,2-Dichloroethylene MR 2 2008
1,2-Dichloropropane MR 2 2008
Ethylbenzene MR 2 2008
Styrene MR 2 2008
Tetrachloroethylene MR 2 2008
1,2,4-Trichlorobenzene MR 2 2008
1,1,1-Trichloroethane MR 2 2008
Xylenes, Total MR 2 2008
LASSO MR 2 2008
Toxaphene MR 2 2008
trans-1,2-Dichloroethylene MR 2 2008
DICHLOROMETHANE MR 2 2008
Atrazine MR 2 2008
Endrin MR 2 2008
Carbon tetrachloride MR 2 2008
Vinyl chloride MR 2 2008
CHLOROBENZENE MR 2 2008

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 MOUNTAIN VILLAGE HOMEOWNER'S ASSOC.

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 CA0400090 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 MOUNTAIN VILLAGE HOMEOWNER'S ASSOC 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
2024 Lead and Copper Rule MR 3 SDWIS / CA0400090 / 5000
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CA0400090 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA0400090 / 5200
2021 Consumer Confidence Rule Other 4 SDWIS / CA0400090 / 7000
2021 Revised Total Coliform Rule MON 4 SDWIS / CA0400090 / 8000
2008 Benzene MR 4 SDWIS / CA0400090 / 2990
2008 Carbofuran MR 2 SDWIS / CA0400090 / 2046
2008 2,4-D MR 2 SDWIS / CA0400090 / 2105
2008 ETHYLENE DIBROMIDE MR 2 SDWIS / CA0400090 / 2946
2008 Heptachlor MR 2 SDWIS / CA0400090 / 2065
2008 Heptachlor epoxide MR 2 SDWIS / CA0400090 / 2067
2008 Simazine MR 2 SDWIS / CA0400090 / 2037
2008 2,4,5-TP MR 2 SDWIS / CA0400090 / 2110
2008 o-Dichlorobenzene MR 2 SDWIS / CA0400090 / 2968
2008 1,1-Dichloroethylene MR 2 SDWIS / CA0400090 / 2977

How MOUNTAIN VILLAGE HOMEOWNER'S ASSOC Compares

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

Metric MOUNTAIN VILLAGE HOMEOWNER'S ASSOC California avg Federal benchmark
Total violations 81 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 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 40 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 MOUNTAIN VILLAGE HOMEOWNER'S ASSOC water safe to drink? ▼
MOUNTAIN VILLAGE HOMEOWNER'S ASSOC (PWS ID: CA0400090) has 81 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does MOUNTAIN VILLAGE HOMEOWNER'S ASSOC serve? ▼
MOUNTAIN VILLAGE HOMEOWNER'S ASSOC serves 40 people in FOREST RANCH, California. It is a Private-owned system using Groundwater water sources with 17 service connections.
What type of violations does MOUNTAIN VILLAGE HOMEOWNER'S ASSOC have? ▼
MOUNTAIN VILLAGE HOMEOWNER'S ASSOC has 81 total violations: 1 health-based violations (MCL exceedances or treatment failures), 74 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MOUNTAIN VILLAGE HOMEOWNER'S ASSOC water? ▼
No PFAS testing data is available for MOUNTAIN VILLAGE HOMEOWNER'S ASSOC under the EPA's UCMR5 monitoring program.
What water source does MOUNTAIN VILLAGE HOMEOWNER'S ASSOC use? ▼
MOUNTAIN VILLAGE HOMEOWNER'S ASSOC 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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