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Watsonville, California Tap Water Quality

Free EPA data for 30 community water systems serving 73,231+ residents. Click any system to see violations, lead test results, and a safety grade.

WATSONVILLE, CITY OF C
WATSONVILLE, CA · 65,231 people · Surface Water 2 health violations in past 5 yrs
APTOS HIGH SCHOOL F
WATSONVILLE, CA · 1,348 people · Groundwater ⚠ 1 active health violation
MONTE VISTA CHRISTIAN SCHOOL A
WATSONVILLE, CA · 1,051 people · Groundwater ✓ No recent health violations
YOSEMITE VIEW LODGE A
WATSONVILLE, CA · 750 people · Groundwater ✓ No recent health violations
ALIANZA CHARTER SCHOOL/WCSA F
WATSONVILLE, CA · 670 people · Groundwater ⚠ 1 active health violation
CEDAR LODGE A
WATSONVILLE, CA · 656 people · Groundwater ✓ No recent health violations
CDFW ELKHORN SLOUGH ECOLOGICAL RESERVE A
WATSONVILLE, CA · 650 people · Groundwater ✓ No recent health violations
SANTA CRUZ COUNTY FAIRGROUNDS F
WATSONVILLE, CA · 550 people · Groundwater ⚠ 1 active health violation
GIZDICH HOME RANCH A
WATSONVILLE, CA · 213 people · Groundwater ✓ No recent health violations
RANCHO SAN ANDREAS A
WATSONVILLE, CA · 200 people · Groundwater ✓ No recent health violations
SUNSET BEACH MUTUAL WATER CO A
WATSONVILLE, CA · 182 people · Surface Water Purchased ✓ No recent health violations
MOUNT MADONNA CENTER A
WATSONVILLE, CA · 170 people · Groundwater ✓ No recent health violations
KOINONIA CONFERENCE GROUNDS A
WATSONVILLE, CA · 166 people · Groundwater ✓ No recent health violations
RENAISSANCE HIGH SCHOOL F
WATSONVILLE, CA · 166 people · Groundwater ⚠ 1 active health violation
JARDINES DEL VALLE A
WATSONVILLE, CA · 130 people · Groundwater ✓ No recent health violations
CRESTWOOD HEIGHTS WATER ASSN A
WATSONVILLE, CA · 126 people · Groundwater ✓ No recent health violations
SIERRA WOODS LODGE A
WATSONVILLE, CA · 124 people · Groundwater ✓ No recent health violations
SANTA CRUZ KOA CAMPGROUNDS A
WATSONVILLE, CA · 110 people · Groundwater ✓ No recent health violations
VILLA ROBLES WATER SYSTEM F
WATSONVILLE, CA · 96 people · Groundwater ⚠ 1 active health violation
DRISCOLL STRAWBERRY WS A
WATSONVILLE, CA · 85 people · Groundwater ✓ No recent health violations
MURPHY HILL WS #01 F
WATSONVILLE, CA · 65 people · Groundwater Purchased ⚠ 1 active health violation
SPRING HILLS GOLF COURSE A
WATSONVILLE, CA · 62 people · Groundwater ✓ No recent health violations
MONTEREY BAY NURSERY WS F
WATSONVILLE, CA · 61 people · Groundwater ⚠ 1 active health violation
ELKHORN RD WS #04 A
WATSONVILLE, CA · 60 people · Groundwater ✓ No recent health violations
VAJRAYANA FOUNDATION A
WATSONVILLE, CA · 56 people · Groundwater ✓ No recent health violations
ELEVATE ADDICTION SERVICES A
WATSONVILLE, CA · 55 people · Groundwater ✓ No recent health violations
APTOS RIDGE MUTUAL WATER CO A
WATSONVILLE, CA · 52 people · Groundwater ✓ No recent health violations
KITAYAMA BROTHERS F
WATSONVILLE, CA · 50 people · Groundwater ⚠ 1 active health violation
BAUMANN RD WS #01 A
WATSONVILLE, CA · 48 people · Groundwater ✓ No recent health violations
R A FARMS F
WATSONVILLE, CA · 48 people · Groundwater ⚠ 1 active health violation

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Watsonville Drinking Water: Frequently Asked Questions

Is Watsonville, California tap water safe to drink?

Watsonville has 30 community water systems regulated by the EPA. Each system is required to test regularly for hundreds of contaminants and publicly report any violations. Click any water system listed above to see its specific violation history, lead test results, and a plain-English safety grade.

How many water utilities serve Watsonville, California?

30 community water systems serve Watsonville, California, providing water to approximately 73,231 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.

Does Watsonville 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 Watsonville drinking water?

EPA violation records for Watsonville 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 Watsonville?

Enter your Watsonville 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).