TUSTIN, CA · Orange County
CITY OF TUSTIN Water System
Consumer Confidence Report status
CITY OF TUSTIN must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for CITY OF TUSTIN.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA3010046
- System type
- Community Water System
- Population served
- 66,600
- Service connections
- 14,150
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CITY OF TUSTIN is one of 376 community water systems in California in the 10,001 to 100,000 people size category, serving 66,600 people from surface water.
As of August 1, 2026, its federal record holds 2 entries between 1982 and 2018, all of which EPA lists as closed. Nothing has been added since 2018.
Of the 2, 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule and inorganic chemicals.
Violation history
Monitoring and Reporting (DBP)
—TTHM
April 1, 2018 – June 21, 2018
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
October 1, 1982 – October 31, 1982
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2018 – June 21, 2018 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| October 1, 1982 – October 31, 1982 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 28, 2018State Formal Notice of Violation issued2 linked violations
- June 21, 2018State Compliance achieved2 linked violations
- August 18, 2016State Violation/Reminder Notice2 linked violations
- August 16, 2016State Compliance achieved2 linked violations
- December 15, 2006State Violation/Reminder Notice2 linked violations
- December 15, 2006State Compliance achieved2 linked violations
- October 6, 1998State Formal Notice of Violation issued3 linked violations
Common questions
Is CITY OF TUSTIN required to publish a Consumer Confidence Report?
- Yes. CITY OF TUSTIN is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is CITY OF TUSTIN’s next Consumer Confidence Report due?
- CITY OF TUSTIN’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CITY OF TUSTIN have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CITY OF TUSTIN.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
CHANDLER, MIKE
714-573-3178
TUSTIN, CA 92780