City water profile

Water hardness in Cibola

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

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.

Cibola Water Improvement District

AZ0415123 · Surface water · 197 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, 2023

TTHM

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.09 MG/L
Maximum contaminant level: 0.08 MG/L

113% of the listed benchmark

Monitoring period: Apr 1, 2024 to Jun 30, 2024

Violation history (107)

Imported violation history for Cibola Water Improvement District
Rule	Status	Period
Interim Enhanced Surface Water Treatment RuleHealth-based	Archived	Feb 1, 2026 to Feb 28, 2026
Revised Total Coliform Rule	Resolved	Feb 1, 2026 to Feb 28, 2026
Public Notice	Resolved	Jan 31, 2026 to Feb 26, 2026
Public Notice	Resolved	Jan 31, 2026 to Feb 26, 2026
Surface Water Treatment Rule	Resolved	Jan 1, 2026 to Jan 31, 2026
Total Haloacetic Acids (HAA5)	Archived	Jan 1, 2026 to Mar 31, 2026
TTHM	Archived	Jan 1, 2026 to Mar 31, 2026
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2026 to Jan 31, 2026
Interim Enhanced Surface Water Treatment RuleHealth-based	Archived	Dec 1, 2025 to Dec 31, 2025
Interim Enhanced Surface Water Treatment RuleHealth-based	Archived	Dec 1, 2025 to Dec 31, 2025
Surface Water Treatment Rule	Resolved	Dec 1, 2025 to Dec 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Dec 1, 2025 to Dec 31, 2025
Public Notice	Resolved	Nov 15, 2025 to Mar 27, 2026
Public Notice	Resolved	Nov 13, 2025 to Feb 26, 2026
Interim Enhanced Surface Water Treatment Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Surface Water Treatment Rule	Resolved	Nov 1, 2025 to Nov 30, 2025
Interim Enhanced Surface Water Treatment RuleHealth-based	Archived	Nov 1, 2025 to Nov 30, 2025
Interim Enhanced Surface Water Treatment RuleHealth-based	Archived	Nov 1, 2025 to Nov 30, 2025
Public Notice	Resolved	Oct 23, 2025 to Feb 26, 2026
Total Haloacetic Acids (HAA5)	Archived	Oct 1, 2025 to Dec 31, 2025
Chlorine	Resolved	Oct 1, 2025 to Oct 31, 2025
Lead and Copper Rule	Unaddressed	Oct 1, 2025
TTHM	Archived	Oct 1, 2025 to Dec 31, 2025
Surface Water Treatment Rule	Resolved	Oct 1, 2025 to Oct 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Oct 1, 2025 to Oct 31, 2025
Surface Water Treatment Rule	Resolved	Sep 1, 2025 to Sep 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Sep 1, 2025 to Sep 30, 2025
Public Notice	Resolved	Aug 7, 2025 to Feb 26, 2026
Surface Water Treatment Rule	Resolved	Aug 1, 2025 to Aug 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Aug 1, 2025 to Aug 31, 2025
Revised Total Coliform Rule	Resolved	Jul 1, 2025 to Sep 11, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Jul 1, 2025 to Jul 31, 2025
Surface Water Treatment Rule	Resolved	Jul 1, 2025 to Jul 31, 2025
Revised Total Coliform Rule	Resolved	Jun 1, 2025 to Sep 11, 2025
Public Notice	Resolved	May 2, 2025 to Feb 26, 2026
Public Notice	Resolved	Apr 2, 2025 to Mar 27, 2026
Chlorine	Resolved	Apr 1, 2025 to Apr 30, 2025
Surface Water Treatment Rule	Resolved	Apr 1, 2025 to Apr 30, 2025
Surface Water Treatment Rule	Resolved	Apr 1, 2025 to Apr 30, 2025
Interim Enhanced Surface Water Treatment Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Surface Water Treatment Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Chlorine	Resolved	Mar 1, 2025 to Mar 31, 2025
Public Notice	Resolved	Dec 20, 2024 to Mar 27, 2026
LEAD AND COPPER RULE REVISIONSHealth-based	Resolved	Oct 17, 2024 to Mar 12, 2026
LEAD AND COPPER RULE REVISIONS	Resolved	Oct 17, 2024 to Mar 12, 2026
Lead and Copper Rule	Unaddressed	Oct 1, 2024
Revised Total Coliform Rule	Resolved	Oct 1, 2024 to Nov 15, 2024
Surface Water Treatment Rule	Resolved	Oct 1, 2024 to Oct 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Oct 1, 2024 to Oct 31, 2024
TTHM	Addressed	Sep 29, 2024
Revised Total Coliform Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Surface Water Treatment Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Surface Water Treatment Rule	Resolved	Jul 1, 2024 to Jul 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Jul 1, 2024 to Jul 31, 2024
Total Haloacetic Acids (HAA5)	Resolved	Jul 1, 2024 to Sep 30, 2024
TTHM	Resolved	Jul 1, 2024 to Sep 30, 2024
Public Notice	Resolved	Jun 30, 2024 to Feb 26, 2026
TTHM	Addressed	Jun 30, 2024
Revised Total Coliform Rule	Resolved	Jun 1, 2024 to Jun 30, 2024
Surface Water Treatment Rule	Resolved	Jun 1, 2024 to Jun 30, 2024
Revised Total Coliform Rule	Resolved	May 1, 2024 to Jun 20, 2024
Public Notice	Resolved	Apr 26, 2024 to Jul 1, 2024
Public Notice	Resolved	Apr 26, 2024 to Jul 1, 2024
Revised Total Coliform Rule	Resolved	Apr 1, 2024 to May 24, 2024
Surface Water Treatment Rule	Resolved	Apr 1, 2024 to Apr 30, 2024
TTHM	Resolved	Apr 1, 2024 to Jun 30, 2024
TTHMHealth-based	Archived	Apr 1, 2024 to Jun 30, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Apr 1, 2024 to Apr 30, 2024
Total Haloacetic Acids (HAA5)	Resolved	Apr 1, 2024 to Jun 30, 2024
TTHM	Addressed	Mar 31, 2024
Public Notice	Resolved	Mar 3, 2024 to Feb 26, 2026
Surface Water Treatment Rule	Resolved	Mar 1, 2024 to Mar 31, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Mar 1, 2024 to Mar 31, 2024
Chlorine	Resolved	Mar 1, 2024 to Mar 31, 2024
Public Notice	Resolved	Feb 23, 2024 to Jul 1, 2024
Surface Water Treatment Rule	Resolved	Feb 1, 2024 to Feb 29, 2024
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2024 to Feb 29, 2024
Lead and Copper Rule	Resolved	Jan 1, 2024 to Oct 23, 2025
TTHMHealth-based	Archived	Jan 1, 2024 to Mar 31, 2024
Public Notice	Resolved	Dec 3, 2023 to Dec 19, 2023
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Dec 1, 2023 to Dec 31, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Nov 1, 2023 to Nov 30, 2023
Chlorine	Resolved	Oct 1, 2023 to Dec 31, 2023
TTHMHealth-based	Archived	Oct 1, 2023 to Dec 31, 2023
TTHMHealth-based	Archived	Jul 1, 2023 to Sep 30, 2023
Chlorine	Resolved	Jul 1, 2023 to Sep 30, 2023
Revised Total Coliform Rule	Resolved	Apr 1, 2023 to May 25, 2023
TTHMHealth-based	Archived	Apr 1, 2023 to Jun 30, 2023
Revised Total Coliform Rule	Resolved	Feb 1, 2023 to Apr 13, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2023 to Feb 28, 2023
Surface Water Treatment Rule	Resolved	Feb 1, 2023 to Feb 28, 2023
Interim Enhanced Surface Water Treatment Rule	Resolved	Jan 1, 2023 to Jan 31, 2023
Chlorine	Resolved	Jan 1, 2023 to Mar 31, 2023
TTHM	Resolved	Jan 1, 2023 to Mar 31, 2023
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2023 to Mar 31, 2023
Surface Water Treatment Rule	Resolved	Jan 1, 2023 to Jan 31, 2023
Lead and Copper Rule	Resolved	Nov 10, 2022 to Feb 9, 2023
Chlorine	Resolved	Oct 1, 2022 to Dec 31, 2022
Public Notice	Resolved	Oct 1, 2022 to Feb 26, 2026
Chlorine	Resolved	Jul 1, 2022 to Sep 30, 2022
Surface Water Treatment Rule	Resolved	Feb 1, 2022 to Feb 28, 2022
Interim Enhanced Surface Water Treatment Rule	Resolved	Feb 1, 2022 to Feb 28, 2022
TTHMHealth-based	Resolved	Jul 1, 2021 to Sep 30, 2021
Lead and Copper Rule	Resolved	Jul 1, 2021 to Jul 22, 2021
TTHMHealth-based	Resolved	Apr 1, 2021 to Jun 30, 2021
TTHMHealth-based	Resolved	Jan 1, 2021 to Mar 31, 2021

City summary

What the indexed records say

Cibola has 1 published ZIP profile across La Paz County. The regional-evidence median is 285 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: 0Moderate: 1Low: 0

Observation window: May 24, 2021 to May 26, 2021.

ZIP directory

Water reports in Cibola

Open a ZIP for site-level provenance and measurements.

ZIP code

85328

Very Hard

285 PPM

Nearest site: 9.3 mi
Confidence: Moderate

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

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Questions people ask

About water in Cibola

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.