Water Quality in YUMA, AZ (85364)

EPA violation data for public water systems serving ZIP code 85364.

181

Total Violations

Health-Based

121

Monitoring / Reporting

179

Resolved

What does this mean?

179 of 181 violations have been resolved. 60 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 121 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 51 Population served: 110,632

Violations Detail (181 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 27, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 27, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Feb 28, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Feb 28, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Feb 28, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Feb 28, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.6	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.6	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.6	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.6	Jan 31, 2022	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Dec 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Dec 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Dec 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Dec 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Nov 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Nov 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Nov 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Nov 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Oct 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Oct 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Oct 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 31, 2021	Active	N/A
Chlorine dioxide	Health-Based	N/A	1	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
CARBON, TOTAL	Health-Based	N/A	0.88	Sep 30, 2021	Resolved	N/A
CARBON, TOTAL	Health-Based	N/A	0.88	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
CARBON, TOTAL	Health-Based	N/A	0.88	Sep 30, 2021	Resolved	N/A
CARBON, TOTAL	Health-Based	N/A	0.88	Sep 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Sep 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 30, 2021	Active	N/A
Chlorite	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	1.1	Aug 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.1	Aug 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	1.1	Aug 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.1	Aug 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	N/A	Jul 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.5	Jun 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.5	Jun 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.5	Jun 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.5	Jun 30, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	May 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	May 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	May 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	1	May 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	May 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	1	May 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	May 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1	May 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Apr 30, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.2	Apr 30, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Public Notice	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Health-Based	N/A	1.1	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.1	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.1	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorine dioxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.1	Mar 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Health-Based	N/A	1.3	Feb 28, 2021	Resolved	N/A
Chlorine dioxide	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Chlorite	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	Anemia; nervous system effects in infants and young children
Chlorite	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	Anemia; nervous system effects in infants and young children
Public Notice	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 18, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 18, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(3)

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

2024(14)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

Chlorite

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

2021(138)

Public Notice

Dec 31Resolved

Chlorine dioxide

Dec 31Resolved

Chlorine dioxide

Dec 31Resolved

Chlorine dioxide

Dec 31Resolved

Chlorine dioxide

Dec 31Resolved

Public Notice

Dec 31Resolved

Chlorine dioxide

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Public Notice

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Chlorine dioxide

Nov 30Resolved

Public Notice

Nov 30Resolved

Chlorine dioxide

Oct 31Resolved

Public Notice

Oct 31Resolved

Public Notice

Oct 31Resolved

Chlorine dioxide

Oct 31Resolved

Chlorine dioxide

Oct 31Resolved

Chlorine dioxide

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Public Notice

Oct 31Active

Chlorine dioxide

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

CARBON, TOTAL

Sep 30Resolved

CARBON, TOTAL

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Chlorite

Sep 30Resolved

Chlorite

Sep 30Resolved

Chlorite

Sep 30Resolved

Chlorite

Sep 30Resolved

CARBON, TOTAL

Sep 30Resolved

CARBON, TOTAL

Sep 30Resolved

Public Notice

Sep 30Resolved

Public Notice

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Chlorine dioxide

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Public Notice

Sep 30Active

Chlorite

Aug 31Resolved

Chlorine dioxide

Aug 31Resolved

Chlorine dioxide

Aug 31Resolved

Chlorite

Aug 31Resolved

Chlorine dioxide

Aug 31Resolved

Chlorine dioxide

Aug 31Resolved

Public Notice

Aug 31Resolved

Public Notice

Aug 31Resolved

Chlorite

Aug 31Resolved

Chlorite

Aug 31Resolved

Chlorite

Jul 31Resolved

Chlorite

Jul 31Resolved

Chlorite

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorite

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Public Notice

Jul 31Resolved

Public Notice

Jul 31Resolved

Chlorine dioxide

Jul 31Resolved

Chlorine dioxide

Jun 30Resolved

Public Notice

Jun 30Resolved

Public Notice

Jun 30Resolved

Chlorine dioxide

Jun 30Resolved

Chlorine dioxide

Jun 30Resolved

Chlorine dioxide

Jun 30Resolved

Chlorite

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorite

May 31Resolved

Chlorite

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorite

May 31Resolved

Chlorine dioxide

May 31Resolved

Public Notice

May 31Resolved

Public Notice

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorine dioxide

May 31Resolved

Chlorite

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Public Notice

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorine dioxide

Apr 30Resolved

Chlorite

Apr 30Resolved

Public Notice

Apr 30Resolved

Chlorite

Apr 30Resolved

Chlorite

Apr 30Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorite

Mar 31Resolved

Chlorite

Mar 31Resolved

Chlorite

Mar 31Resolved

Chlorite

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Chlorine dioxide

Mar 31Resolved

Public Notice

Mar 31Resolved

Public Notice

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Public Notice

Mar 31Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorine dioxide

Feb 28Resolved

Chlorite

Feb 28Resolved

Chlorite

Feb 28Resolved

Chlorite

Feb 28Resolved

Chlorite

Feb 28Resolved

Public Notice

Feb 28Resolved

Public Notice

Feb 28Resolved

Public Notice

Feb 18Resolved

Public Notice

Feb 18Resolved

How Does This Compare?

YUMA (85364) has 181 recorded violations, including 60 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in YUMA, AZ (85364)

What does this mean?

Violations Detail (181 total)

Lead & Copper Levels

Violation Timeline

2025(3)

2024(14)

2022(26)

2021(138)

How Does This Compare?

Recommended Water Filters

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code