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Newport Beach, California: Is the Tap Water Safe to Drink?

2026 EPA water quality data for 5 community water systems serving 69,236+ residents. See violations, PFAS results, lead test results, and safety grades — free.

Is Newport Beach Tap Water Safe to Drink?

Based on the latest EPA data, Newport Beach tap water meets all federal drinking water standards. All 5 tested systems have received a safety grade of A or B, with no active health-based violations.

Newport Beach Water Quality Overview

Newport Beach, California is served by 5 community water systems providing water to approximately 69,236 residents. These systems draw from groundwater (4), surface water purchased (1) sources. Newport Beach water systems have recorded 1 health-based violation in their history, though none are currently active. Including monitoring and reporting violations, there are 12 total violations on record.

5
Water Systems
1
Health Violations
5/5
Rated A or B
💧 Filter Guide📖 Violations Explained📄 Read Your CCR

Find Your Water System

Search by ZIP code to find your exact water provider and see its full EPA report.

All 5 water systems in Newport Beach

CITY OF NEWPORT BEACH A
NEWPORT BEACH, CA · 68,572 people · Surface Water Purchased ✓ No recent health violations
MOUNTAIN VIEW MOBILE ESTATES, LLC A
NEWPORT BEACH, CA · 250 people · Groundwater ✓ No recent health violations
TAMARRON MOBILE HOME PARK A
NEWPORT BEACH, CA · 225 people · Groundwater ✓ No recent health violations
SEQUOIA WATER COMPANY A
NEWPORT BEACH, CA · 100 people · Groundwater ✓ No recent health violations
COLUMBIA MOBILE HOME PARK A
NEWPORT BEACH, CA · 89 people · Groundwater ✓ No recent health violations

Looking for water quality data across the whole state? See our full California tap water safety report covering California’s EPA-regulated water systems.

Newport Beach Drinking Water: Frequently Asked Questions

Is Newport Beach, California tap water safe to drink?

Based on the latest EPA data, Newport Beach tap water meets all federal drinking water standards. All 5 tested systems have received a safety grade of A or B, with no active health-based violations.

How many water utilities serve Newport Beach, California?

5 community water systems serve Newport Beach, California, providing water to approximately 69,236 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.

Does Newport Beach tap water have lead?

Lead in drinking water typically enters from old pipes and fixtures inside homes and buildings, not from the treatment plant. The EPA requires water systems to monitor for lead under the Lead and Copper Rule. Click any water system above to see its most recent 90th-percentile lead test results. Homes built before 1986 are most likely to have lead plumbing components.

What contaminants have been found in Newport Beach drinking water?

EPA violation records for Newport Beach water systems are listed on each utility's report page. Common regulated contaminants include disinfection byproducts (TTHMs, HAA5), coliform bacteria, nitrates, and lead. Click any utility above to see its full violation history going back 10 years.

How do I find out which water company serves my address in Newport Beach?

Enter your Newport Beach ZIP code in the search box at the top of this page. ClearWater will identify the specific water system serving your area and show you its EPA violation history, lead test results, and an overall safety grade. You can also check your water bill or your utility's annual Consumer Confidence Report (CCR).