YUMA, AZ · Yuma County
CITY OF YUMA Water System
Consumer Confidence Report status
CITY OF YUMA 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 YUMA.
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 Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.
System facts
- System ID (PWSID)
- AZ0414024
- System type
- Community Water System
- Population served
- 103,264
- Service connections
- 32,641
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CITY OF YUMA is among the 12 largest community water systems in Arizona, serving 103,264 people from surface water.
As of August 1, 2026, its federal record holds 35 entries between 1979 and 2021, all of which EPA lists as closed. Nothing has been added since 2021.
Of the 35, 33 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 inorganic chemicals, synthetic organic chemicals, and volatile organic chemicals.
Violation history
Acute Maximum Residual Disinfectant Level
Health-basedChlorine dioxide
April 1, 2021 – April 30, 2021
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2007 – December 31, 2007
ResolvedMaximum Contaminant Level Violation, Average
Health-basedTTHM
April 1, 1989 – June 30, 1989
ArchivedMonitoring, Regular
—Chromium
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—2,4-D
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Endrin
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—BHC-GAMMA
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—2,4,5-TP
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Methoxychlor
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Barium
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Cadmium
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Fluoride
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Mercury
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Nitrate
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Selenium
January 1, 1989 – March 31, 1989
ArchivedMonitoring, Regular
—Arsenic
March 24, 1988 – March 23, 1989
ArchivedMonitoring, Regular
—Fluoride
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Mercury
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Barium
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Selenium
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Chromium
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Cadmium
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Nitrate
January 1, 1988 – March 31, 1988
ArchivedMonitoring, Regular
—Arsenic
January 31, 1987 – January 30, 1988
ArchivedMonitoring, Regular
—Chromium
June 25, 1981 – June 24, 1982
ArchivedMonitoring, Regular
—Arsenic
June 25, 1981 – June 24, 1982
ArchivedMonitoring, Regular
—Barium
June 25, 1981 – June 24, 1982
ArchivedMonitoring, Regular
—Barium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Cadmium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Chromium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Mercury
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Selenium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Nitrate
June 24, 1979 – June 23, 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, 2021 – April 30, 2021 | Acute Maximum Residual Disinfectant Level | Chlorine dioxide | Health-based | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2007 – December 31, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 1989 – June 30, 1989 | Maximum Contaminant Level Violation, Average | TTHM | Health-based | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Chromium | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | 2,4-D | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Endrin | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | BHC-GAMMA | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | 2,4,5-TP | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Methoxychlor | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Barium | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Cadmium | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Fluoride | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Mercury | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Nitrate | — | Archived |
| January 1, 1989 – March 31, 1989 | Monitoring, Regular | Selenium | — | Archived |
| March 24, 1988 – March 23, 1989 | Monitoring, Regular | Arsenic | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Fluoride | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Mercury | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Barium | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Selenium | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Chromium | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Cadmium | — | Archived |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Nitrate | — | Archived |
| January 31, 1987 – January 30, 1988 | Monitoring, Regular | Arsenic | — | Archived |
| June 25, 1981 – June 24, 1982 | Monitoring, Regular | Chromium | — | Archived |
| June 25, 1981 – June 24, 1982 | Monitoring, Regular | Arsenic | — | Archived |
| June 25, 1981 – June 24, 1982 | Monitoring, Regular | Barium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Barium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Cadmium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Chromium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Mercury | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Selenium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Nitrate | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- April 5, 2022State Public Notification requested98 linked violations
- December 6, 2006State Compliance achieved240 linked violations
- September 30, 1980State Othergeneral compliance action — not tied to a specific violation on record
Common questions
Is CITY OF YUMA required to publish a Consumer Confidence Report?
- Yes. CITY OF YUMA 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 YUMA’s next Consumer Confidence Report due?
- CITY OF YUMA’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CITY OF YUMA have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CITY OF YUMA.
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
YUMA CITY OF
928-373-4588
YUMA, AZ 85364