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LAND PROJECTS MUTUAL WATER CO.

PWS ID: CA1910246 · LANCASTER, California 93536

LAND PROJECTS MUTUAL WATER CO. serves 2,800 people in LANCASTER, California using Groundwater water sources. It has 426 recorded EPA violations, including 228 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAND PROJECTS MUTUAL WATER CO.

LAND PROJECTS MUTUAL WATER CO. is a private-owned community water system that delivers drinking water to 2,800 residents in LANCASTER, California (Los Angeles County) through 548 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 426 total violations for this system , of which 228 (54%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 188 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Arsenic, recorded in 209 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. LAND PROJECTS MUTUAL WATER CO.'s 426 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
2,800
Total Violations
426
Health-Based Violations
228
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
548
County
Los Angeles
School/Daycare
No
MCL Violations
226
Monitoring Violations
188
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 209 2025
Revised Total Coliform Rule MON 36 2022
Coliform (TCR) MCL 17 2015
Coliform (TCR) MR 6 2009
Chlorine MR 4 2020
Total Haloacetic Acids (HAA5) MR 4 2022
TTHM MR 4 2022
Lead and Copper Rule MR 3 2020
Arsenic MR 3 2014
Barium MR 2 2014
Cadmium MR 2 2014
Mercury MR 2 2014
Nickel MR 2 2014
Nitrite MR 2 2014
Antimony, Total MR 2 2014
Beryllium, Total MR 2 2014
Thallium, Total MR 2 2014
Selenium MR 2 2014
Xylenes, Total MR 2 2014
o-Dichlorobenzene MR 2 2014
p-Dichlorobenzene MR 2 2014
trans-1,2-Dichloroethylene MR 2 2014
1,2-Dichloroethane MR 2 2014
1,2-Dichloropropane MR 2 2014
Tetrachloroethylene MR 2 2014
CHLOROBENZENE MR 2 2014
Benzene MR 2 2014
Toluene MR 2 2014
Styrene MR 2 2014
Toxaphene MR 2 2014

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 LAND PROJECTS MUTUAL WATER CO..

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 CA1910246 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 LAND PROJECTS MUTUAL WATER CO. 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
2025 Arsenic MCL 209 SDWIS / CA1910246 / 1005
2022 Revised Total Coliform Rule MON 36 SDWIS / CA1910246 / 8000
2022 Total Haloacetic Acids (HAA5) MR 4 SDWIS / CA1910246 / 2456
2022 TTHM MR 4 SDWIS / CA1910246 / 2950
2022 Chlorine MRDL 2 SDWIS / CA1910246 / 0999
2020 Chlorine MR 4 SDWIS / CA1910246 / 0999
2020 Lead and Copper Rule MR 3 SDWIS / CA1910246 / 5000
2017 Consumer Confidence Rule Other 2 SDWIS / CA1910246 / 7000
2015 Coliform (TCR) MCL 17 SDWIS / CA1910246 / 3100
2014 Arsenic MR 3 SDWIS / CA1910246 / 1005
2014 Barium MR 2 SDWIS / CA1910246 / 1010
2014 Cadmium MR 2 SDWIS / CA1910246 / 1015
2014 Mercury MR 2 SDWIS / CA1910246 / 1035
2014 Nickel MR 2 SDWIS / CA1910246 / 1036
2014 Nitrite MR 2 SDWIS / CA1910246 / 1041

How LAND PROJECTS MUTUAL WATER CO. Compares

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

Metric LAND PROJECTS MUTUAL WATER CO. California avg Federal benchmark
Total violations 426 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 228 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 2,800 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 LAND PROJECTS MUTUAL WATER CO. water safe to drink? ▼
LAND PROJECTS MUTUAL WATER CO. (PWS ID: CA1910246) has 426 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,800 people using Groundwater sources.
How many people does LAND PROJECTS MUTUAL WATER CO. serve? ▼
LAND PROJECTS MUTUAL WATER CO. serves 2,800 people in LANCASTER, California. It is a Private-owned system using Groundwater water sources with 548 service connections.
What type of violations does LAND PROJECTS MUTUAL WATER CO. have? ▼
LAND PROJECTS MUTUAL WATER CO. has 426 total violations: 228 health-based violations (MCL exceedances or treatment failures), 188 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAND PROJECTS MUTUAL WATER CO. water? ▼
No PFAS testing data is available for LAND PROJECTS MUTUAL WATER CO. under the EPA's UCMR5 monitoring program.
What water source does LAND PROJECTS MUTUAL WATER CO. use? ▼
LAND PROJECTS MUTUAL WATER CO. 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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