PlainWater

BROOKSIDE MHP

PWS ID: CA3600385 · MENTONE, California 92359

BROOKSIDE MHP serves 65 people in MENTONE, California using Groundwater water sources. It has 63 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BROOKSIDE MHP

BROOKSIDE MHP is a private-owned community water system that delivers drinking water to 65 residents in MENTONE, California (San Bernardino County) through 19 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 63 total violations for this system , of which 1 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 61 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 Nitrate, recorded in 4 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 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. BROOKSIDE MHP's 63 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
63
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
19
County
San Bernardino
School/Daycare
No
MCL Violations
0
Monitoring Violations
61
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 4 2024
Lead and Copper Rule MR 4 2023
Gross Alpha, Excl. Radon and U MR 2 1981
Xylenes, Total MR 1 2022
DICHLOROMETHANE MR 1 2022
1,1-Dichloroethylene MR 1 2022
trans-1,2-Dichloroethylene MR 1 2022
1,2-Dichloroethane MR 1 2022
Carbon tetrachloride MR 1 2022
CHLOROBENZENE MR 1 2022
Benzene MR 1 2022
Toluene MR 1 2022
Dalapon MR 1 2022
Diquat MR 1 2022
Glyphosate MR 1 2022
Di(2-ethylhexyl) adipate MR 1 2022
OXAMYL MR 1 2022
Simazine MR 1 2022
Di(2-ethylhexyl) phthalate MR 1 2022
Picloram MR 1 2022
Dinoseb MR 1 2022
Hexachlorocyclopentadiene MR 1 2022
Carbofuran MR 1 2022
Atrazine MR 1 2022
LASSO MR 1 2022
2,3,7,8-TCDD MR 1 2022
Heptachlor MR 1 2022
Heptachlor epoxide MR 1 2022
2,4,5-TP MR 1 2022
Benzo(a)pyrene MR 1 2022

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 BROOKSIDE MHP.

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 CA3600385 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 BROOKSIDE MHP 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 Nitrate MR 4 SDWIS / CA3600385 / 1040
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CA3600385 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA3600385 / 5200
2023 Lead and Copper Rule MR 4 SDWIS / CA3600385 / 5000
2022 Xylenes, Total MR 1 SDWIS / CA3600385 / 2955
2022 DICHLOROMETHANE MR 1 SDWIS / CA3600385 / 2964
2022 1,1-Dichloroethylene MR 1 SDWIS / CA3600385 / 2977
2022 trans-1,2-Dichloroethylene MR 1 SDWIS / CA3600385 / 2979
2022 1,2-Dichloroethane MR 1 SDWIS / CA3600385 / 2980
2022 Carbon tetrachloride MR 1 SDWIS / CA3600385 / 2982
2022 CHLOROBENZENE MR 1 SDWIS / CA3600385 / 2989
2022 Benzene MR 1 SDWIS / CA3600385 / 2990
2022 Toluene MR 1 SDWIS / CA3600385 / 2991
2022 Dalapon MR 1 SDWIS / CA3600385 / 2031
2022 Diquat MR 1 SDWIS / CA3600385 / 2032

How BROOKSIDE MHP Compares

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

Metric BROOKSIDE MHP California avg Federal benchmark
Total violations 63 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 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 BROOKSIDE MHP water safe to drink?
BROOKSIDE MHP (PWS ID: CA3600385) has 63 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 BROOKSIDE MHP serve?
BROOKSIDE MHP serves 65 people in MENTONE, California. It is a Private-owned system using Groundwater water sources with 19 service connections.
What type of violations does BROOKSIDE MHP have?
BROOKSIDE MHP has 63 total violations: 1 health-based violations (MCL exceedances or treatment failures), 61 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in BROOKSIDE MHP water?
No PFAS testing data is available for BROOKSIDE MHP under the EPA's UCMR5 monitoring program.
What water source does BROOKSIDE MHP use?
BROOKSIDE MHP 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