City water profile

Water hardness in Navajo Dam

Find official utility reports, understand hardness, and check the water system serving your home in Navajo Dam, New Mexico.

Utility-reported hardness

Not yet available

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State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 2
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.

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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.

Navajo Dam Domestic Water Consumers Inc

NM3536724 · Surface water · 545 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 (3)

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: 0.01 mg/L
Action level: 0.015 mg/L

67% of the listed benchmark

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

TTHM

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.086 MG/L
Maximum contaminant level: 0.08 MG/L

108% of the listed benchmark

Monitoring period: Jan 1, 2023 to Mar 31, 2023

Total Haloacetic Acids (HAA5)

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.129 MG/L
Maximum contaminant level: 0.06 MG/L

215% of the listed benchmark

Monitoring period: Oct 1, 2021 to Dec 31, 2021

Violation history (32)

Imported violation history for Navajo Dam Domestic Water Consumers Inc
Rule	Status	Period
Surface Water Treatment Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Interim Enhanced Surface Water Treatment Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Lead and Copper Rule	Unaddressed	Oct 1, 2025
Consumer Confidence Rule	Unaddressed	Oct 1, 2025
TTHMHealth-based	Resolved	Jan 1, 2023 to Mar 31, 2023
TTHMHealth-based	Resolved	Oct 1, 2022 to Dec 31, 2022
Public Notice	Resolved	Sep 24, 2022 to May 2, 2023
TTHMHealth-based	Resolved	Jul 1, 2022 to Sep 30, 2022
Public Notice	Resolved	Jul 1, 2022 to Jul 13, 2022
TTHMHealth-based	Resolved	Apr 1, 2022 to Jun 30, 2022
Public Notice	Resolved	Jan 28, 2022 to Jul 13, 2022
Public Notice	Resolved	Jan 28, 2022 to Jul 13, 2022
TTHMHealth-based	Resolved	Jan 1, 2022 to Mar 31, 2022
TTHM	Resolved	Nov 1, 2021 to Jan 31, 2022
Total Haloacetic Acids (HAA5)	Resolved	Nov 1, 2021 to Jan 31, 2022
Public Notice	Resolved	Oct 30, 2021 to Oct 30, 2021
Public Notice	Resolved	Oct 30, 2021 to Oct 30, 2021
Total Haloacetic Acids (HAA5)Health-based	Resolved	Oct 1, 2021 to Dec 31, 2021
TTHMHealth-based	Resolved	Oct 1, 2021 to Dec 31, 2021
TTHMHealth-based	Resolved	Oct 1, 2021 to Dec 31, 2021
Public Notice	Resolved	Aug 7, 2021 to Oct 30, 2021
Public Notice	Resolved	Aug 7, 2021 to Oct 30, 2021
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jul 1, 2021 to Sep 30, 2021
TTHMHealth-based	Resolved	Jul 1, 2021 to Sep 30, 2021
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Aug 30, 2021
Public Notice	Resolved	May 30, 2021 to Oct 30, 2021
Public Notice	Resolved	May 30, 2021 to Oct 30, 2021
Total Haloacetic Acids (HAA5)Health-based	Resolved	Apr 1, 2021 to Jun 30, 2021
TTHMHealth-based	Resolved	Apr 1, 2021 to Jun 30, 2021
Public Notice	Resolved	Feb 28, 2021 to Oct 30, 2021
TTHMHealth-based	Resolved	Jan 1, 2021 to Mar 31, 2021
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jan 1, 2021 to Mar 31, 2021

Pine River Mdca

NM3501024 · Groundwater influenced by surface water · 44 people served system-wide

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

2 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

Above action level

Reported level: 0.163 mg/L
Action level: 0.015 mg/L

1087% of the listed benchmark

Monitoring period: Jan 1, 2017 to Dec 31, 2019

Violation history (79)

Imported violation history for Pine River Mdca
Rule	Status	Period
Interim Enhanced Surface Water Treatment Rule	Archived	Mar 1, 2026 to Mar 31, 2026
Surface Water Treatment Rule	Archived	Mar 1, 2026 to Mar 31, 2026
Chlorine	Resolved	Feb 1, 2026 to Feb 28, 2026
Surface Water Treatment Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Interim Enhanced Surface Water Treatment Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Revised Total Coliform Rule	Resolved	Feb 1, 2026 to Feb 28, 2026
Revised Total Coliform Rule	Resolved	Jan 1, 2026 to Jan 31, 2026
Interim Enhanced Surface Water Treatment Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Lead and Copper Rule	Unaddressed	Jan 1, 2026
Surface Water Treatment Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Chlorine	Resolved	Jan 1, 2026 to Jan 31, 2026
Surface Water Treatment Rule	Archived	Dec 1, 2025 to Dec 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Dec 1, 2025 to Dec 31, 2025
Chlorine	Resolved	Dec 1, 2025 to Dec 31, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2025 to Dec 31, 2025
Revised Total Coliform Rule	Resolved	Nov 1, 2025 to Nov 30, 2025
Chlorine	Resolved	Nov 1, 2025 to Nov 30, 2025
Surface Water Treatment Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Revised Total Coliform Rule	Resolved	Oct 1, 2025 to Oct 31, 2025
Chlorine	Archived	Oct 1, 2025 to Oct 31, 2025
Consumer Confidence Rule	Unaddressed	Oct 1, 2025
Surface Water Treatment Rule	Archived	Sep 1, 2025 to Sep 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Sep 1, 2025 to Sep 30, 2025
Revised Total Coliform Rule	Resolved	Sep 1, 2025 to Sep 30, 2025
Chlorine	Resolved	Sep 1, 2025 to Sep 30, 2025
Surface Water Treatment Rule	Archived	Aug 1, 2025 to Aug 31, 2025
Revised Total Coliform Rule	Resolved	Aug 1, 2025 to Aug 31, 2025
Chlorine	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 Jul 31, 2025
Lead and Copper Rule	Unaddressed	Jul 1, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Jul 1, 2025 to Jul 31, 2025
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
Surface Water Treatment Rule	Archived	Jul 1, 2025 to Jul 31, 2025
Chlorine	Resolved	Jul 1, 2025 to Jul 31, 2025
Chlorine	Archived	Jun 1, 2025 to Jun 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Jun 1, 2025 to Jun 30, 2025
Surface Water Treatment Rule	Archived	Jun 1, 2025 to Jun 30, 2025
Revised Total Coliform Rule	Resolved	Jun 1, 2025 to Jun 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	May 1, 2025 to May 31, 2025
Surface Water Treatment Rule	Archived	May 1, 2025 to May 31, 2025
Revised Total Coliform Rule	Resolved	May 1, 2025 to May 31, 2025
Chlorine	Archived	May 1, 2025 to May 31, 2025
Revised Total Coliform Rule	Resolved	Apr 1, 2025 to Apr 30, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Apr 1, 2025 to Apr 30, 2025
Surface Water Treatment Rule	Archived	Apr 1, 2025 to Apr 30, 2025
Chlorine	Archived	Apr 1, 2025 to Apr 30, 2025
Surface Water Treatment Rule	Archived	Mar 1, 2025 to Mar 31, 2025
Revised Total Coliform Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Mar 1, 2025 to Mar 31, 2025
Chlorine	Archived	Mar 1, 2025 to Mar 31, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Feb 1, 2025 to Feb 28, 2025
Chlorine	Archived	Feb 1, 2025 to Feb 28, 2025
Revised Total Coliform Rule	Resolved	Feb 1, 2025 to Feb 28, 2025
Surface Water Treatment Rule	Archived	Feb 1, 2025 to Feb 28, 2025
Interim Enhanced Surface Water Treatment Rule	Archived	Jan 1, 2025 to Jan 31, 2025
Surface Water Treatment Rule	Archived	Jan 1, 2025 to Jan 31, 2025
Lead and Copper Rule	Unaddressed	Jan 1, 2025
LEAD AND COPPER RULE REVISIONS	Addressed	Oct 17, 2024
LEAD AND COPPER RULE REVISIONSHealth-based	Addressed	Oct 17, 2024
Revised Total Coliform RuleHealth-based	Resolved	Oct 1, 2024 to Oct 31, 2024
Consumer Confidence Rule	Resolved	Oct 1, 2024 to Mar 15, 2026
Lead and Copper Rule	Unaddressed	Jul 1, 2024
Lead and Copper Rule	Unaddressed	Jan 1, 2024
Consumer Confidence Rule	Resolved	Oct 1, 2023 to Mar 15, 2026
Consumer Confidence Rule	Resolved	Jul 1, 2023 to Apr 5, 2024
Lead and Copper Rule	Unaddressed	Jul 1, 2023
Lead and Copper Rule	Unaddressed	Jan 1, 2023
Consumer Confidence Rule	Resolved	Oct 1, 2022 to Mar 15, 2026
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 29, 2024
Lead and Copper Rule	Unaddressed	Jul 1, 2022
Public Notice	Resolved	Jun 3, 2022 to Jul 26, 2023
Lead and Copper Rule	Unaddressed	Jan 1, 2022
Public Notice	Resolved	Nov 14, 2021 to Aug 31, 2022
Consumer Confidence Rule	Resolved	Oct 1, 2021 to Mar 15, 2026
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Mar 29, 2024
Lead and Copper Rule	Unaddressed	Jul 1, 2021
Long Term 2 Enhanced Surface Water Treatment RuleHealth-based	Addressed	Apr 1, 2010

City summary

What the indexed records say

Navajo Dam has 1 published ZIP profile across San Juan County. The regional-evidence median is 129 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

Hard1 ZIP

Very hard0 ZIPs

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: 8.7 miles
Profiles with evidence: 1/1

Confidence labels

High: 1Moderate: 0Low: 0

Observation window: Jul 29, 2021 to Mar 25, 2026.

ZIP directory

Water reports in Navajo Dam

Open a ZIP for site-level provenance and measurements.

ZIP code

87419

Hard

128.5 PPM

Nearest site: 8.7 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 New Mexico communities

Aztec

San Juan County

134 PPM median

Bloomfield

San Juan County

151 PPM median

Farmington

San Juan County

151 PPM median

Kirtland

San Juan County

155 PPM median

La Plata

San Juan County

135 PPM median

Nageezi

San Juan County

24 PPM median

Search all 161 New Mexico cities →

Questions people ask

About water in Navajo Dam

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.