City water profile

Water hardness in Lehi

Find official utility reports, understand hardness, and check the water system serving your home in Lehi, Utah.

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 1
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Lehi City

UTAH25015 · Surface water · 93,446 people served system-wide

A municipal system, in-state city, and served county all agree with this Census ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.003 mg/L
Action level: 0.015 mg/L

20% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (50)

Imported violation history for Lehi City
Rule	Status	Period
Toxaphene	Resolved	Jan 1, 2025 to Mar 31, 2025
Dalapon	Resolved	Jan 1, 2025 to Mar 31, 2025
Di(2-ethylhexyl) adipate	Resolved	Jan 1, 2025 to Mar 31, 2025
Picloram	Resolved	Jan 1, 2025 to Mar 31, 2025
Dinoseb	Resolved	Jan 1, 2025 to Mar 31, 2025
Hexachlorocyclopentadiene	Resolved	Jan 1, 2025 to Mar 31, 2025
Carbofuran	Resolved	Jan 1, 2025 to Mar 31, 2025
Atrazine	Resolved	Jan 1, 2025 to Mar 31, 2025
Heptachlor	Resolved	Jan 1, 2025 to Mar 31, 2025
Heptachlor epoxide	Resolved	Jan 1, 2025 to Mar 31, 2025
2,4,5-TP	Resolved	Jan 1, 2025 to Mar 31, 2025
HEXACHLOROBENZENE	Resolved	Jan 1, 2025 to Mar 31, 2025
Total Polychlorinated Biphenyls (PCB)	Resolved	Jan 1, 2025 to Mar 31, 2025
2,4-D	Resolved	Jan 1, 2025 to Mar 31, 2025
Methoxychlor	Resolved	Jan 1, 2025 to Mar 31, 2025
Nitrate	Resolved	Jan 1, 2025 to Dec 31, 2025
BHC-GAMMA	Resolved	Jan 1, 2025 to Mar 31, 2025
Benzo(a)pyrene	Resolved	Jan 1, 2025 to Mar 31, 2025
Chlordane	Resolved	Jan 1, 2025 to Mar 31, 2025
Endrin	Resolved	Jan 1, 2025 to Mar 31, 2025
Pentachlorophenol	Resolved	Jan 1, 2025 to Mar 31, 2025
LASSO	Resolved	Jan 1, 2025 to Mar 31, 2025
OXAMYL	Resolved	Jan 1, 2025 to Mar 31, 2025
Simazine	Resolved	Jan 1, 2025 to Mar 31, 2025
Di(2-ethylhexyl) phthalate	Resolved	Jan 1, 2025 to Mar 31, 2025
Endrin	Resolved	Jan 1, 2023 to Dec 31, 2025
Methoxychlor	Resolved	Jan 1, 2023 to Dec 31, 2025
Toxaphene	Resolved	Jan 1, 2023 to Dec 31, 2025
Dalapon	Resolved	Jan 1, 2023 to Dec 31, 2025
Di(2-ethylhexyl) adipate	Resolved	Jan 1, 2023 to Dec 31, 2025
Di(2-ethylhexyl) phthalate	Resolved	Jan 1, 2023 to Dec 31, 2025
Picloram	Resolved	Jan 1, 2023 to Dec 31, 2025
Dinoseb	Resolved	Jan 1, 2023 to Dec 31, 2025
Carbofuran	Resolved	Jan 1, 2023 to Dec 31, 2025
Atrazine	Resolved	Jan 1, 2023 to Dec 31, 2025
Heptachlor epoxide	Resolved	Jan 1, 2023 to Dec 31, 2025
2,4-D	Resolved	Jan 1, 2023 to Dec 31, 2025
2,4,5-TP	Resolved	Jan 1, 2023 to Dec 31, 2025
Benzo(a)pyrene	Resolved	Jan 1, 2023 to Dec 31, 2025
Pentachlorophenol	Resolved	Jan 1, 2023 to Dec 31, 2025
Total Polychlorinated Biphenyls (PCB)	Resolved	Jan 1, 2023 to Dec 31, 2025
HEXACHLOROBENZENE	Resolved	Jan 1, 2023 to Dec 31, 2025
Heptachlor	Resolved	Jan 1, 2023 to Dec 31, 2025
OXAMYL	Resolved	Jan 1, 2023 to Dec 31, 2025
Hexachlorocyclopentadiene	Resolved	Jan 1, 2023 to Dec 31, 2025
LASSO	Resolved	Jan 1, 2023 to Dec 31, 2025
Simazine	Resolved	Jan 1, 2023 to Dec 31, 2025
Chlordane	Resolved	Jan 1, 2023 to Dec 31, 2025
BHC-GAMMA	Resolved	Jan 1, 2023 to Dec 31, 2025
Consumer Confidence Rule	Resolved	Oct 2, 2022 to Oct 20, 2022

City summary

What the indexed records say

Lehi has 1 published ZIP profile across Utah County. The regional-evidence median is 406 PPM. The city does not meet the stricter comparison standard.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard1 ZIP

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 9.3 miles
Profiles with evidence: 1/1

Confidence labels

High: 1Moderate: 0Low: 0

Observation window: Aug 10, 2016 to May 27, 2026.

ZIP directory

Water reports in Lehi

Open a ZIP for site-level provenance and measurements.

ZIP code

84043

Very Hard

405.5 PPM

Nearest site: 9.3 mi
Confidence: High

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Utah communities

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494 PPM median

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Utah County

321 PPM median

Mapleton

Utah County

286 PPM median

Orem

Utah County

477 PPM median

Payson

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328 PPM median

Provo

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481 PPM median

Search all 55 Utah cities →

Questions people ask

About water in Lehi

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.