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CALIFORNIA RESOURCES ELK HILLS

PWS ID: CA1503440 · BAKERSFIELD, California 93311

CALIFORNIA RESOURCES ELK HILLS serves 700 people in BAKERSFIELD, California using Groundwater water sources. It has 2 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CALIFORNIA RESOURCES ELK HILLS

CALIFORNIA RESOURCES ELK HILLS is a private-owned non-transient non-community water system that delivers drinking water to 700 residents in BAKERSFIELD, California (Kern County) through 51 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 2 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 2 monitoring and reporting violations are on file. The most recent violation on record dates to 1996.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 2 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. CALIFORNIA RESOURCES ELK HILLS's 2 violations sit below 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
700
Total Violations
2
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
51
County
Kern
School/Daycare
No
MCL Violations
0
Monitoring Violations
2
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 2 1996

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 CALIFORNIA RESOURCES ELK HILLS.

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 CA1503440 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 CALIFORNIA RESOURCES ELK HILLS 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
1996 Lead and Copper Rule MR 2 SDWIS / CA1503440 / 5000

How CALIFORNIA RESOURCES ELK HILLS Compares

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

Metric CALIFORNIA RESOURCES ELK HILLS California avg Federal benchmark
Total violations 2 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 700 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 CALIFORNIA RESOURCES ELK HILLS water safe to drink?
CALIFORNIA RESOURCES ELK HILLS (PWS ID: CA1503440) has 2 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 700 people using Groundwater sources.
How many people does CALIFORNIA RESOURCES ELK HILLS serve?
CALIFORNIA RESOURCES ELK HILLS serves 700 people in BAKERSFIELD, California. It is a Private-owned system using Groundwater water sources with 51 service connections.
What type of violations does CALIFORNIA RESOURCES ELK HILLS have?
CALIFORNIA RESOURCES ELK HILLS has 2 total violations: 0 health-based violations (MCL exceedances or treatment failures), 2 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CALIFORNIA RESOURCES ELK HILLS water?
No PFAS testing data is available for CALIFORNIA RESOURCES ELK HILLS under the EPA's UCMR5 monitoring program.
What water source does CALIFORNIA RESOURCES ELK HILLS use?
CALIFORNIA RESOURCES ELK HILLS uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial