Water Quality in LEHI, UT (84043)

EPA violation data for public water systems serving ZIP code 84043.

115

Total Violations

17

Health-Based

98

Monitoring / Reporting

114

Resolved

What does this mean?

114 of 115 violations have been resolved. 17 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 98 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: 12 Population served: 147,522

Violations Detail (115 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/AAug 31, 2025ResolvedN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
PentachlorophenolMonitoringN/AN/ADec 31, 2024ResolvedN/A
HEXACHLOROBENZENEMonitoringN/AN/ADec 31, 2024ResolvedN/A
ChlordaneMonitoringN/AN/ADec 31, 2024ResolvedN/A
SimazineMonitoringN/AN/ADec 31, 2024ResolvedN/A
SimazineMonitoringN/AN/ADec 31, 2024ResolvedN/A
SimazineMonitoringN/AN/ADec 31, 2024ResolvedN/A
Di(2-ethylhexyl) phthalateMonitoringN/AN/ADec 31, 2024ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(3)

Revised Total Coliform Rule

3A

Aug 31Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

2024(75)

Pentachlorophenol

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Public Notice

75

Mar 12Active

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

How Does This Compare?

LEHI (84043) has 115 recorded violations, including 17 health-based. 1 remains 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

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

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