City water profile

Water hardness in Buckeye

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

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: 426 PPM above
Evidence comparison rank: #1 of 7
Matched utilities: 10
Active health records: 2

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.

City Of Buckeye - Valencia Town Division

AZ0407078 · Groundwater · 30,377 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

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

Violation history (6)

Imported violation history for City Of Buckeye - Valencia Town Division
Rule	Status	Period
Chlorine	Resolved	Nov 1, 2025 to Nov 30, 2025
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
LEAD AND COPPER RULE REVISIONS	Unaddressed	Jul 2, 2025
Lead and Copper Rule	Unaddressed	Jan 1, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2024 to Oct 17, 2024
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022

Festival Ranch

AZ0407765 · Groundwater · 10,313 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (5)

Imported violation history for Festival Ranch
Rule	Status	Period
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2024 to Oct 17, 2024
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2023 to Mar 31, 2023
TTHM	Resolved	Jan 1, 2023 to Mar 31, 2023
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022

City Of Buckeye Tartesso Water System

AZ0407526 · Groundwater · 10,123 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (3)

Imported violation history for City Of Buckeye Tartesso Water System
Rule	Status	Period
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
Chlorine	Resolved	Oct 1, 2023 to Dec 31, 2023
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022

Buckeye City Of

AZ0407089 · Groundwater · 7,008 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

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

Violation history (6)

Imported violation history for Buckeye City Of
Rule	Status	Period
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
LEAD AND COPPER RULE REVISIONS	Unaddressed	Jul 2, 2025
Lead and Copper Rule	Resolved	Jan 1, 2025 to Oct 15, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2024 to Oct 17, 2024
Chlorine	Resolved	Oct 1, 2022 to Dec 31, 2022
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022

Aspc Lewis Complex Water System

AZ0407555 · Groundwater · 4,300 people served system-wide

The system names this served city; Census place overlap links the city to this 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: 0.0023 mg/L
Action level: 0.015 mg/L

15% of the listed benchmark

Monitoring period: Jan 1, 2025 to Jun 30, 2025

Violation history (48)

Imported violation history for Aspc Lewis Complex Water System
Rule	Status	Period
Revised Total Coliform Rule	Archived	Mar 1, 2026 to Mar 31, 2026
Lead and Copper Rule	Unaddressed	Jan 1, 2026
Revised Total Coliform Rule	Resolved	Oct 1, 2025 to Feb 2, 2026
Lead and Copper Rule	Unaddressed	Jul 1, 2025
Lead and Copper Rule	Unaddressed	Apr 3, 2025
Revised Total Coliform Rule	Resolved	Apr 1, 2025 to May 14, 2025
Public Notice	Resolved	Dec 20, 2024 to Feb 3, 2025
LEAD AND COPPER RULE REVISIONSHealth-based	Resolved	Oct 17, 2024 to Feb 26, 2025
LEAD AND COPPER RULE REVISIONS	Resolved	Oct 17, 2024 to Feb 26, 2025
Revised Total Coliform Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Lead and Copper Rule	Resolved	Jul 1, 2024 to Jun 20, 2025
Revised Total Coliform Rule	Resolved	Jul 1, 2024 to Jul 31, 2024
Nitrate	Resolved	Jan 1, 2024 to Dec 31, 2024
Lead and Copper Rule	Resolved	Jan 1, 2024 to Jun 20, 2025
Revised Total Coliform Rule	Resolved	Jul 1, 2023 to Jul 31, 2023
Lead and Copper RuleHealth-based	Resolved	Apr 1, 2022 to Aug 7, 2025
Nitrate	Resolved	Jan 1, 2022 to Dec 31, 2022
Lead and Copper Rule	Resolved	Oct 1, 2021 to Nov 3, 2021
Chlorine	Resolved	Apr 1, 2021 to Jun 30, 2021
Chlordane	Resolved	Jan 1, 2021 to Dec 31, 2023
1,2-DIBROMO-3-CHLOROPROPANE	Resolved	Jan 1, 2021 to Dec 31, 2023
Benzo(a)pyrene	Resolved	Jan 1, 2021 to Dec 31, 2023
2,4-D	Archived	Jan 1, 2021 to Dec 31, 2023
2,3,7,8-TCDD	Archived	Jan 1, 2021 to Dec 31, 2023
LASSO	Resolved	Jan 1, 2021 to Dec 31, 2023
Picloram	Resolved	Jan 1, 2021 to Dec 31, 2023
Simazine	Resolved	Jan 1, 2021 to Dec 31, 2023
OXAMYL	Resolved	Jan 1, 2021 to Dec 31, 2023
Di(2-ethylhexyl) adipate	Resolved	Jan 1, 2021 to Dec 31, 2023
Glyphosate	Archived	Jan 1, 2021 to Dec 31, 2023
Endothall	Resolved	Jan 1, 2021 to Dec 31, 2023
Diquat	Resolved	Jan 1, 2021 to Dec 31, 2023
Toxaphene	Resolved	Jan 1, 2021 to Dec 31, 2023
Endrin	Resolved	Jan 1, 2021 to Dec 31, 2023
Dalapon	Resolved	Jan 1, 2021 to Dec 31, 2023
Dinoseb	Resolved	Jan 1, 2021 to Dec 31, 2023
Atrazine	Resolved	Jan 1, 2021 to Dec 31, 2023
Pentachlorophenol	Archived	Jan 1, 2021 to Dec 31, 2023
HEXACHLOROBENZENE	Resolved	Jan 1, 2021 to Dec 31, 2023
Heptachlor epoxide	Resolved	Jan 1, 2021 to Dec 31, 2023
BHC-GAMMA	Resolved	Jan 1, 2021 to Dec 31, 2023
ETHYLENE DIBROMIDE	Resolved	Jan 1, 2021 to Dec 31, 2023
Heptachlor	Resolved	Jan 1, 2021 to Dec 31, 2023
2,4,5-TP	Resolved	Jan 1, 2021 to Dec 31, 2023
Di(2-ethylhexyl) phthalate	Resolved	Jan 1, 2021 to Dec 31, 2023
Hexachlorocyclopentadiene	Resolved	Jan 1, 2021 to Dec 31, 2023
Carbofuran	Resolved	Jan 1, 2021 to Dec 31, 2023
Methoxychlor	Resolved	Jan 1, 2021 to Dec 31, 2023

Clearwater Utility Company Inc

AZ0407019 · Groundwater · 2,175 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Arsenic

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.011 MG/L
Maximum contaminant level: 0.01 MG/L

110% of the listed benchmark

Monitoring period: Oct 1, 2024 to Dec 10, 2024

Violation history (12)

Imported violation history for Clearwater Utility Company Inc
Rule	Status	Period
Lead and Copper Rule	Unaddressed	Jan 1, 2026
Revised Total Coliform Rule	Archived	Jan 1, 2026 to Jan 31, 2026
E. COLI	Resolved	Dec 16, 2025 to Feb 17, 2026
Revised Total Coliform RuleHealth-based	Resolved	Dec 1, 2025 to Dec 31, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2025 to Feb 17, 2026
Public Notice	Resolved	Dec 1, 2025 to Dec 22, 2025
E. COLI	Resolved	Aug 7, 2025 to Dec 4, 2025
E. COLI	Resolved	Jun 6, 2025 to Dec 4, 2025
ArsenicHealth-based	Resolved	Oct 1, 2024 to Dec 10, 2024
Public Notice	Resolved	Feb 15, 2023 to Sep 12, 2023
Fluoride	Resolved	Oct 1, 2022 to Dec 31, 2022
Arsenic	Resolved	Oct 1, 2021 to Dec 31, 2021

Gila Bend Town Of

AZ0407069 · Groundwater · 1,922 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (10)

Imported violation history for Gila Bend Town Of
Rule	Status	Period
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
LEAD AND COPPER RULE REVISIONS	Unaddressed	Jul 2, 2025
Arsenic	Resolved	Apr 1, 2024 to Jun 30, 2024
Fluoride	Resolved	Apr 1, 2024 to Jun 30, 2024
Chlorine	Resolved	Jan 1, 2024 to Jan 31, 2024
Revised Total Coliform Rule	Resolved	Dec 1, 2023 to Dec 31, 2023
Public Notice	Resolved	Sep 29, 2023 to Jun 24, 2025
Chlorine	Resolved	Jan 1, 2023 to Mar 31, 2023
Revised Total Coliform Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Chlorine	Resolved	Jan 1, 2021 to Mar 31, 2021

Vwc Buckeye Division Sun Valley

AZ0407195 · Groundwater · 1,378 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

1 reported active health-based record(s) for this system

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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (4)

Imported violation history for Vwc Buckeye Division Sun Valley
Rule	Status	Period
Consumer Confidence Rule	Resolved	Oct 2, 2025 to Nov 7, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2024 to Oct 17, 2024
Chlorine	Resolved	Apr 1, 2022 to Jun 30, 2022
Groundwater RuleHealth-based	Unaddressed	Jul 1, 2018

Trillium Water System

AZ0407773 · Groundwater · 1,100 people served system-wide

The system names this served city; Census place overlap links the city to this 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2026 to Jun 30, 2026

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Country Home Mhp

AZ0407343 · Groundwater · 300 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

1 reported active health-based record(s) for this system

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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (3)

Imported violation history for Country Home Mhp
Rule	Status	Period
Consumer Confidence Rule	Unaddressed	Oct 2, 2025
LEAD AND COPPER RULE REVISIONS	Addressed	Oct 17, 2024
LEAD AND COPPER RULE REVISIONSHealth-based	Addressed	Oct 17, 2024

City summary

What the indexed records say

Buckeye has 5 published ZIP profiles across Maricopa County. The regional-evidence median is 481 PPM. Its comparison-eligible median is 481 PPM versus 55 PPM statewide.

Among the 7 Arizonacities meeting the comparison standard, Buckeye ranks #1from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 54to 481 PPM.

The 239.5–2680 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard5 ZIPs

5 of 5 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 7.4 miles
Profiles with evidence: 5/5

Confidence labels

High: 3Moderate: 2Low: 0

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 Arizona communities

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Chandler

Maricopa County

56 PPM median

El Mirage

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236 PPM median

Fountain Hills

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Questions people ask

About water in Buckeye

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.