Monitoring Violations CA

Lamont Public Utility District

EPA ID: CA1510012 · 19,057 people served · 2 ZIP codes

Lamont Public Utility District carries 1 resolved violation in the five-year EPA record — each has been formally closed, and the supplier, which serves approximately 19,057 people, now meets all applicable federal drinking water standards with no open enforcement activity remaining.

Data: EPA SDWIS Last verified: 2026-04-02

B · 78
Avg Safety Score
19,057
People Served
2
ZIP Codes Served
1
Violations (5yr)
Groundwater
Water Source
0.0019 mg/L
Max Lead Level
Zone 2
Radon Risk · Moderate
1
Contaminants Flagged
$219K
Median Home Value in Service Area

Compliance Trajectory

Stable · Risk tier: High · 76% chance of violation in next 12 months

Violations went from 3 (2023) to 6 (2024). Violation counts have remained relatively steady.

Service Area Map

Coverage area for Lamont Public Utility District Source: EPA SDWIS service area boundaries.

Service area boundary — Grade B

Service Area Demographics

$42,068
Median Household Income
103,804
Service Area Population
67%
Disadvantaged Population
70th
Poverty Percentile
60th
Energy Burden Percentile
68%
Pre-1986 Housing

The Lamont Public Utility District serves a community with a median household income of $42,068 and an estimated 103,804 residents across its service area. Approximately 68% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 67% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

💧 Where Does Your Water Come From?

Groundwater

Lamont Public Utility District's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Moderate Risk
Source Contamination Risk
0th
Wastewater Discharge Proximity
30th
Superfund Site Proximity

About 1% of homes in Kern County, California rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Infrastructure Risk

44 yr
Avg Pipe Age
Copper
Pipe Material
26 yr
Est. Remaining Life
Moderate Wear
Decay Status
Installed 63% of expected lifespan used End of life

Detected Contaminants

How Lamont Public Utility District compares to EPA limits

Total Trihalomethanes (TTHM) 1 mg/L (EXCEEDS LIMIT)
0 EPA Limit: 0.08 mg/L
Bladder & rectal cancer risk; reproductive concerns

What This Means For You

Total Trihalomethanes (TTHM) at 1 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 7 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS). 2 exceed state limits.

State limits: PFOA: 0.0051 ppt, PFOS: 0.0065 ppt
Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter →

Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.

Find a certified water filter →

Comparable Water Systems

Similar-sized systems in California

City of Greenfield
18,967 people
C 5 violations
City of San Jacinto
18,950 people
B 0 violations
B 0 violations
B 0 violations
C 0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation Water Filtration PFAS Treatment
Flood Insurance $1,200
Radon Mitigation $400
Water Filtration $300
PFAS Treatment $300
Total Estimated Cost $2,200

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

Estimated Healthcare Costs $500

Annual per household (CDC est.)

PFAS Exposure — Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$2,665
10 years
$5,330
20 years
$10,660

Compare: Estimated remediation cost is $2,200 (one-time) vs. $5,330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Lamont Public Utility District (EPA ID: CA1510012) is a community water system in California that serves approximately 19,057 people from groundwater sources.

This system provides water to 2 ZIP codes across 2 communities.

Average Home Safety Score: B (78/100)

Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.

Violation History

1 monitoring/reporting violation recorded. These are procedural violations (missed tests or late reports), not necessarily water safety issues.

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Total Trihalomethanes (TTHM) Disinfection Byproducts 1 No

Lead & Copper

EPA Lead and Copper Rule sampling data for ZIP codes served by this system:

ZIP Code Lead Level Exceeds Limit Sample Date
93241 0.0019 mg/L No N/A

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CA or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lamont Public Utility District (CA1510012) on EPA.gov.

Frequently Asked Questions

Is Lamont Public Utility District water safe to drink?

Lamont Public Utility District has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.

How many people does Lamont Public Utility District serve?

Lamont Public Utility District serves approximately 19,057 people across 2 ZIP codes in California.

Where does Lamont Public Utility District get its water?

The primary water source is groundwater.

Federal UCMR5 PFAS Monitoring: Tested Clean

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.

Samples collected
348

Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →

Understand PFAS health context and filtration →

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

0
Confirmed Lead
0
Galvanized — Replacement Required
0
Unknown Material
3,247
Confirmed Non-Lead

This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2023-01-01 did not exceed the federal lead action level.
Population served: 19,057
Reported to California

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Is water from Lamont Public Utility District safe to drink?
Lamont Public Utility District earns a B safety grade with 1 violation in the past 5 years. Tap water meets EPA standards for most contaminants.
What contaminants are in Lamont Public Utility District's water?
Detected contaminants include Total Trihalomethanes (TTHM). Each is compared against EPA maximum contaminant levels (MCLs) in the detailed breakdown above.
Should I use a water filter?
Given 1 contaminant above EPA limits, a certified water filter can provide an extra layer of protection. The best type depends on specific contaminants in your water.
How many people does Lamont Public Utility District serve?
Lamont Public Utility District serves approximately 19,057 people with drinking water across 2 ZIP codes.
What is Lamont Public Utility District's water source?
Lamont Public Utility District draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Lamont Public Utility District's water?
The maximum detected lead level is 0.0019 mg/L. This is within EPA action level guidelines.
What is the demographic profile of Lamont Public Utility District's service area?
The Lamont Public Utility District service area has a median household income of $42,068. EPA EJScreen data classifies 67% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Lamont Public Utility District get its water?
Lamont Public Utility District's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on available data, the source contamination risk is moderate.

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report →

3

Contact your utility

Lamont Public Utility District (EPA ID: CA1510012) — request the latest Consumer Confidence Report or ask about specific contaminants.

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