Water Quality in LITCHFIELD PARK, AZ (85340)

EPA violation data for public water systems serving ZIP code 85340.

70

Total Violations

12

Health-Based

58

Monitoring / Reporting

56

Resolved

What does this mean?

56 of 70 violations have been resolved. 12 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 58 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: 13 Population served: 66,168

Violations Detail (70 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
ArsenicHealth-BasedN/A0.011Jun 30, 2025ResolvedSkin damage; circulatory system problems; increased risk of cancer
Lead and Copper RuleMonitoringN/AN/ADec 31, 2024ActiveN/A
NitrateHealth-BasedN/A11Dec 31, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateHealth-BasedN/A11Dec 31, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateHealth-BasedN/A11Dec 31, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateHealth-BasedN/A11Dec 31, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Lead and Copper RuleMonitoringN/AN/ADec 31, 2024ActiveN/A
Public NoticeMonitoringN/AN/ADec 19, 2024ResolvedN/A
Public NoticeMonitoringN/AN/ADec 19, 2024ResolvedN/A
Public NoticeMonitoringN/AN/ADec 19, 2024ActiveN/A

Lead & Copper Levels

Violation Timeline

2025(1)

Arsenic

02

Jun 30Resolved

2024(30)

Lead and Copper Rule

66

Dec 31Active

Nitrate

02

Dec 31Resolved

Nitrate

02

Dec 31Resolved

Nitrate

02

Dec 31Resolved

Nitrate

02

Dec 31Resolved

Lead and Copper Rule

66

Dec 31Active

Public Notice

75

Dec 19Resolved

Public Notice

75

Dec 19Resolved

Public Notice

75

Dec 19Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

Consumer Confidence Rule

72

Oct 1Resolved

Consumer Confidence Rule

72

Oct 1Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

4B

May 31Resolved

Revised Total Coliform Rule

4B

May 31Resolved

Chlorine

27

Mar 31Resolved

Chlorine

27

Mar 31Resolved

Arsenic

03

Mar 31Resolved

Arsenic

03

Mar 31Resolved

How Does This Compare?

LITCHFIELD PARK (85340) has 70 recorded violations, including 12 health-based. 14 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.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

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

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

Nearby ZIP Codes

Check Another ZIP Code