Water Quality in SAN SIMON, AZ (85632)

EPA violation data for public water systems serving ZIP code 85632.

129

Total Violations

Health-Based

Monitoring / Reporting

120

Resolved

What does this mean?

120 of 129 violations have been resolved. 78 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 51 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: 8 Population served: 609

Violations Detail (129 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Public Notice	Monitoring	N/A	N/A	Sep 11, 2025	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 23, 2025	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2025	Active	N/A
Chlorine	Monitoring	N/A	N/A	Jun 30, 2025	Resolved	Eye and nose irritation; stomach discomfort
Fluoride	Health-Based	N/A	6.4	Jun 30, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.4	Jun 30, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.4	Jun 30, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jun 23, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 25, 2025	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	Eye and nose irritation; stomach discomfort
Fluoride	Health-Based	N/A	6.6	Mar 31, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.6	Mar 31, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.6	Mar 31, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.6	Mar 31, 2025	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Chlorine	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	Eye and nose irritation; stomach discomfort
Fluoride	Health-Based	N/A	6.7	Dec 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.7	Dec 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.7	Dec 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.7	Dec 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Chlorine	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
Fluoride	Health-Based	N/A	6.1	Sep 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Sep 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Sep 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Sep 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
E. COLI	Monitoring	0	N/A	Aug 8, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 8, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 8, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
Fluoride	Health-Based	N/A	6.1	Jun 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Jun 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Jun 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.1	Jun 30, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Chlorine	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Fluoride	Health-Based	N/A	5.7	Mar 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.7	Mar 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.7	Mar 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.7	Mar 31, 2024	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Fluoride	Health-Based	N/A	6.3	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Sep 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Sep 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Sep 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.3	Sep 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.2	Jun 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.2	Jun 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6.2	Jun 30, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Fluoride	Health-Based	N/A	6	Mar 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Mar 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Mar 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 8, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 8, 2023	Resolved	N/A
Fluoride	Health-Based	N/A	5.3	Dec 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.3	Dec 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.3	Dec 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.3	Dec 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 13, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 13, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 13, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 13, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Oct 1, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Oct 1, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Oct 1, 2022	Resolved	N/A
Fluoride	Health-Based	N/A	5.1	Sep 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.1	Sep 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.1	Sep 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.1	Sep 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Public Notice	Monitoring	N/A	N/A	Sep 8, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 8, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 17, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 17, 2022	Resolved	N/A
Fluoride	Health-Based	N/A	4.6	Jun 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	4.6	Jun 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	4.6	Jun 30, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Fluoride	Health-Based	N/A	4.7	Mar 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	4.7	Mar 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	4.7	Mar 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	4.7	Mar 31, 2022	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Fluoride	Health-Based	N/A	5.9	Dec 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Dec 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Dec 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Dec 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Sep 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Sep 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Sep 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	6	Sep 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Jun 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Jun 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.9	Jun 30, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.4	Mar 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.4	Mar 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Health-Based	N/A	5.4	Mar 31, 2021	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth

Lead & Copper Levels

Violation Timeline

2025(20)

Public Notice

Sep 11Active

Revised Total Coliform Rule

Aug 31Resolved

Public Notice

Jul 23Active

Consumer Confidence Rule

Jun 30Active

Chlorine

Jun 30Resolved

Fluoride

Jun 30Resolved

Fluoride

Jun 30Resolved

Fluoride

Jun 30Resolved

Revised Total Coliform Rule

Jun 23Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 25Resolved

Chlorine

Apr 30Resolved

Chlorine

Apr 30Resolved

Fluoride

Mar 31Resolved

Fluoride

Mar 31Resolved

Fluoride

Mar 31Resolved

Fluoride

Mar 31Resolved

Chlorine

Feb 28Resolved

Chlorine

Feb 28Resolved

2024(46)

Fluoride

Dec 31Resolved

Fluoride

Dec 31Resolved

Fluoride

Dec 31Resolved

Fluoride

Dec 31Resolved

Chlorine

Nov 30Resolved

Chlorine

Nov 30Resolved