Home/ZIP Codes/92780

Tap Water Quality in Tustin, California (ZIP 92780)

Serving Tustin, California

Monitor

2 above health guidelines

City

402+

Tested

Above Guidelines

Utilities

Is the Tap Water Safe in Tustin, California?

Tap water in Tustin, California (ZIP 92780) has 2 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing detailed city reports below and considering a certified water filter for additional protection.

ZIP 92780 is served by 2 water utilities providing water to Tustin. Water quality varies by utility and city. Click on the cities below to see detailed reports for your specific area.

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Water Quality Report for ZIP 92780

2 contaminants above EPA health guidelines

These levels represent the worst case across all cities in this ZIP code. Check individual city reports for specific details.

Bromoform

Found in Tustin

1.83 PPB

Guideline: 0 PPB

Bromodichloromethane

Found in Tustin

5.09 PPB

Guideline: 0 PPB

Water Utilities Serving ZIP 92780

IRVINE RANCH WATER DISTRICT

People Served:

452,772

Contact:

949-453-5620

Water Source:

Surface water

Contaminants Tested:

241

CITY OF TUSTIN

People Served:

66,000

Contact:

714-361-4719

Water Source:

Surface water purchased

Contaminants Tested:

161

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Best Water Filters for Tustin (ZIP 92780)

Based on the contaminants found in your area, we recommend NSF-certified water filters that can remove the specific contaminants above health guidelines.

Reverse Osmosis Filters Under-Sink Filters View All Filters

Frequently Asked Questions about Tustin Tap Water

Is the tap water safe in Tustin, California (ZIP 92780)?

Tap water in Tustin, California (ZIP 92780) has 2 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing the detailed city reports below and considering a certified water filter for additional protection.

Which water utilities serve ZIP code 92780?

ZIP code 92780 is served by 2 water utilities: IRVINE RANCH WATER DISTRICT, CITY OF TUSTIN.

How do I pay my water bill in Tustin (ZIP 92780)?

IRVINE RANCH WATER DISTRICT (the largest utility serving ZIP 92780) handles billing for most Tustin addresses. Call 949-453-5620 to pay your bill or set up online payments. Other utilities serve smaller pockets of this ZIP — check the utility list below if you don't recognize IRVINE RANCH WATER DISTRICT.

What contaminants are in Tustin water (ZIP 92780)?

Water testing in ZIP 92780 found 2 contaminants above EPA health guidelines: Bromoform, Bromodichloromethane.

Should I use a water filter in Tustin (ZIP 92780)?

Yes, we recommend using an NSF-certified water filter for ZIP 92780 because 2 contaminants are above EPA health guidelines. Reverse osmosis systems or under-sink filters certified to remove the specific contaminants found in your water are recommended.

What cities are in ZIP code 92780?

ZIP code 92780 serves Tustin, California.

How we built this page

Water-quality data on this page comes from public federal and state records for the 2 utilityies serving ZIP 92780. We refresh each utility's record whenever its underlying source publishes new data.

Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
Annual reports: the most recent published Consumer Confidence Report (CCR) from each utility serving this ZIP, where available.
Service area & contact: EPA SDWIS plus the California Department of Environmental Protection / Drinking Water program.

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