TUSTIN, CA · Orange County
CITY OF TUSTIN Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
April 1, 2018 – June 21, 2018
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
November 1, 2006 – November 30, 2006
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
October 1, 1982 – October 31, 1982
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
October 30, 1979 – January 29, 1980
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) | Total Haloacetic Acids (HAA5) | — | Resolved |
| November 1, 2006 – November 30, 2006 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 1982 – October 31, 1982 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Archived |
| October 30, 1979 – January 29, 1980 | 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
- October 6, 1998State Formal Notice of Violation issued3 linked violations
Contact
GRISSO, MICHAEL
714-361-4719
TUSTIN, CA 92780