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Escondido, California: Is the Tap Water Safe to Drink?

2026 EPA water quality data for 8 community water systems serving 175,633+ residents. See violations, PFAS results, lead test results, and safety grades — free.

Is Escondido Tap Water Safe to Drink?

Based on the latest EPA data, Escondido tap water meets all federal drinking water standards. All 8 tested systems have received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).

Escondido Water Quality Overview

Escondido, California is served by 8 community water systems providing water to approximately 175,633 residents. These systems draw from groundwater (4), surface water purchased (3), surface water (1) sources. Escondido water systems have recorded 28 health-based violations in their history, though none are currently active. Including monitoring and reporting violations, there are 58 total violations on record.

8
Water Systems
28
Health Violations
8/8
Rated A or B
1
PFAS Tested
💧 Filter Guide📖 Violations Explained📄 Read Your CCR⚠ PFAS Guide

Find Your Water System

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

All 8 water systems in Escondido

ESCONDIDO, CITY OF A
ESCONDIDO, CA · 137,044 people · Surface Water ✓ No recent health violations
RINCON DEL DIABLO MWD (ID-1) A
ESCONDIDO, CA · 30,757 people · Surface Water Purchased ✓ No recent health violations
BANDY CANYON RANCH CORP A
ESCONDIDO, CA · 3,564 people · Groundwater ✓ No recent health violations
RINCON DEL DIABLO MWD (ID-A) A
ESCONDIDO, CA · 3,275 people · Surface Water Purchased ✓ No recent health violations
DEL DIOS MUTUAL WATER COMPANY A
ESCONDIDO, CA · 330 people · Surface Water Purchased ✓ No recent health violations
OAKVALE PARK A
ESCONDIDO, CA · 260 people · Groundwater ✓ No recent health violations
ANZA RV RESORT A
ESCONDIDO, CA · 203 people · Groundwater ✓ No recent health violations
DALEY RANCH A
ESCONDIDO, CA · 200 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.

Escondido Drinking Water: Frequently Asked Questions

Is Escondido, California tap water safe to drink?

Based on the latest EPA data, Escondido tap water meets all federal drinking water standards. All 8 tested systems have received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).

How many water utilities serve Escondido, California?

8 community water systems serve Escondido, California, providing water to approximately 175,633 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.

Does Escondido 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 Escondido drinking water?

EPA violation records for Escondido 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 Escondido?

Enter your Escondido 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).