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LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER

Drinking water quality, contact, and Consumer Confidence Report

Serving 5 cities in CA Β· PWSID CA1910070

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER serves 203,686 people. See EPA records and contact info below.

Monitor
2 above health guidelines
People served
203,686

Data sources: EPA SDWIS, LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER's published Consumer Confidence Report, California Department of Environmental Protection.

This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.

204K
People Served
5
Cities
1
Water Sources
0
MCL Violations

Official LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Resources

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Service Area

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Service Area

This map shows the approximate service area for LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Water Quality Grade

B
Good

Water quality is good with minor concerns.

Quality Score80/100
2
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Water Safe to Drink?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 203,686 people across 5 cities in CA. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in California β†’How does California water quality rank nationally? β†’

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Service Area

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LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Contact & Information

Phone

Emergency Line

626) 570-5151

24/7 After-Hours

Mailing Address

900 S. FREMONT AVE. Alhambra, CA 91803

B2B Contact Data

B2B Contact Data Available

Contacts for LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER

Updated Jan 2026
Sample Preview (masked)
NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
Unlock full contact details

Water Sources & Treatment

Water Sources

Surface water purchased

Treatment Methods

aerationdisinfection

Disinfectant Used

chlorine

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Consumer Confidence Report

A Consumer Confidence Report (CCR) is the EPA-mandated annual water-quality report every community water system must publish by July 1 each year (Safe Drinking Water Act Β§1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.

A current CCR for LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER has not been published or validated on TapWaterData yet.

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Residents: contact the utility directly using the phone number above, or check the EPA’s national CCR portal. Reports are typically distributed by mail or posted on the utility’s official website.

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER Annual Water Quality Reports

2026 Water Quality Report
Latest Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

Recommended Water Filters for LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER

Based on water quality data from cities served by LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Frequently Asked Questions about LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER

Is LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER water safe to drink?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports for specific water quality details.

Does LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER have PFAS in its water?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER has PFAS monitoring data on record and no PFAS compounds are currently above EPA health-based guidelines. EPA finalized new PFAS drinking-water rules in 2024 requiring ongoing monitoring through 2029.

How do I pay my LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER water bill?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER bills can be paid at the utility's official payment portal: https://www.alhambraca.gov/450/Pay. For questions about your bill, call 626-300-3300.

How many people does LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER serve?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER serves 203,686 people across 5 cities in CA.

What cities does LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER serve?

LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER provides water service to: Desert View Highlands, CA; Lancaster, CA; Leona Valley, CA; Palmdale, CA; Quartz Hill, CA.

Does LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER have any EPA violations?

No, LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER has no MCL violations on record.

What is LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER's phone number?

You can contact LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER at 626-300-3300. Their mailing address is: 900 S. FREMONT AVE. Alhambra, CA 91803.

Where can I find LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER's Consumer Confidence Report?

Community water systems must publish an annual CCR. If you're looking for LOS ANGELES CWWD 40 REG 4 & 34 LANCASTER's CCR, contact them at 626-300-3300 or check back here β€” we update monthly. The 2027 revised CCR Rule introduces new direct-URL distribution requirements.

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How we built this page

Water-quality and contact data on this page comes from public federal and state records. We update each utility's record whenever its underlying source publishes new data β€” typically within days of an EPA SDWIS refresh.

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