Utility-reported hardness
Unavailable
Ask your provider or test your tap
Local water dashboard
Official source aggregationRegional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Colfax County.
Your tap water
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 →At a glance
EPA quarter 2026Q2
Utility-reported hardness
Unavailable
Ask your provider or test your tap
All possible systems
Review needed
1 active health-based record
Measurements by utility
Each result belongs to a specific system.
Utility match
2 systems
Serves 1,170 people system-wide
Match the name on your water bill
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.
NM3526604 · Surface water · 1,170 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 →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.
EPA SDWIS Lead and Copper Rule samples
25% of the listed benchmark
Monitoring period: Jan 1, 2012 to Dec 31, 2014
EPA SDWIS reported health-based violation
146% of the listed benchmark
Monitoring period: Oct 1, 2024 to Dec 31, 2024
| Rule | Status | Period |
|---|---|---|
| Surface Water Treatment Rule | Resolved | Dec 1, 2025 to Dec 31, 2025 |
| Interim Enhanced Surface Water Treatment Rule | Resolved | Dec 1, 2025 to Dec 31, 2025 |
| Public Notice | Resolved | Nov 7, 2025 to Mar 19, 2026 |
| Public Notice | Unaddressed | May 23, 2025 |
| Public Notice | Resolved | Apr 25, 2025 to Jun 30, 2025 |
| TTHM | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Groundwater Rule | Unaddressed | Apr 1, 2025 |
| Total Haloacetic Acids (HAA5) | Resolved | Apr 1, 2025 to Jun 30, 2025 |
| Public Notice | Unaddressed | Mar 14, 2025 |
| Public Notice | Unaddressed | Feb 21, 2025 |
| Public Notice | Unaddressed | Jan 24, 2025 |
| Total Haloacetic Acids (HAA5) | Resolved | Jan 1, 2025 to Mar 31, 2025 |
| TTHM | Resolved | Jan 1, 2025 to Mar 31, 2025 |
| 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 |
| TTHMHealth-based | Archived | Oct 1, 2024 to Dec 31, 2024 |
| TTHMHealth-based | Archived | Oct 1, 2024 to Dec 31, 2024 |
| TTHM | Resolved | Oct 1, 2024 to Dec 31, 2024 |
| Total Haloacetic Acids (HAA5) | Resolved | Oct 1, 2024 to Dec 31, 2024 |
| Revised Total Coliform Rule | Resolved | Sep 1, 2024 to Sep 30, 2024 |
| TTHMHealth-based | Archived | Jul 1, 2024 to Sep 30, 2024 |
| Surface Water Treatment Rule | Resolved | Apr 1, 2024 to Apr 30, 2024 |
| TTHMHealth-based | Archived | Apr 1, 2024 to Jun 30, 2024 |
| Total Haloacetic Acids (HAA5) | Resolved | Apr 1, 2024 to Jun 30, 2024 |
| TTHM | Resolved | Apr 1, 2024 to Jun 30, 2024 |
| Surface Water Treatment Rule | Resolved | Mar 1, 2024 to Mar 31, 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 |
| Surface Water Treatment Rule | Resolved | Jan 1, 2024 to Jan 31, 2024 |
| Surface Water Treatment Rule | Resolved | Jan 1, 2024 to Jan 31, 2024 |
| TTHMHealth-based | Archived | Jan 1, 2024 to Mar 31, 2024 |
| TTHMHealth-based | Archived | Jan 1, 2024 to Mar 31, 2024 |
| Public Notice | Resolved | Dec 22, 2023 to Nov 30, 2023 |
| Surface Water Treatment Rule | Resolved | Dec 1, 2023 to Dec 31, 2023 |
| Surface Water Treatment Rule | Resolved | Nov 1, 2023 to Nov 30, 2023 |
| Public Notice | Resolved | Oct 21, 2023 to Nov 9, 2023 |
| Surface Water Treatment RuleHealth-based | Resolved | Oct 1, 2023 to Oct 31, 2023 |
| TTHMHealth-based | Archived | Oct 1, 2023 to Dec 31, 2023 |
| Lead and Copper Rule | Resolved | Oct 1, 2023 to Jun 18, 2024 |
| TTHMHealth-based | Archived | Jul 1, 2023 to Sep 30, 2023 |
| Public Notice | Resolved | Apr 22, 2023 to Mar 31, 2023 |
| TTHMHealth-based | Archived | Apr 1, 2023 to Jun 30, 2023 |
| TTHMHealth-based | Archived | Jan 1, 2023 to Mar 31, 2023 |
| Public Notice | Resolved | Nov 13, 2022 to May 4, 2023 |
| Consumer Confidence Rule | Resolved | Oct 1, 2022 to Dec 1, 2022 |
| TTHMHealth-based | Archived | Oct 1, 2022 to Dec 31, 2022 |
| Public Notice | Resolved | Jul 31, 2022 to May 4, 2023 |
| Consumer Confidence Rule | Resolved | Jul 1, 2022 to Dec 1, 2022 |
| TTHMHealth-based | Archived | Jul 1, 2022 to Sep 30, 2022 |
| Public Notice | Resolved | Apr 25, 2022 to Jan 3, 2023 |
| TTHMHealth-based | Archived | Apr 1, 2022 to Jun 30, 2022 |
| Groundwater Rule | Resolved | Apr 1, 2022 to Mar 29, 2023 |
| Public Notice | Resolved | Feb 3, 2022 to Jan 3, 2023 |
| TTHMHealth-based | Archived | Jan 1, 2022 to Mar 31, 2022 |
| CARBON, TOTAL | Resolved | Jan 1, 2022 to Mar 31, 2022 |
| Public Notice | Resolved | Oct 30, 2021 to Jan 3, 2023 |
| TTHMHealth-based | Archived | Oct 1, 2021 to Dec 31, 2021 |
| Public Notice | Resolved | Aug 7, 2021 to Jan 3, 2023 |
| Public Notice | Resolved | Jul 15, 2021 to Jan 19, 2023 |
| Public Notice | Resolved | Jul 12, 2021 to Jul 13, 2021 |
| TTHMHealth-based | Archived | Jul 1, 2021 to Sep 30, 2021 |
| Public Notice | Resolved | May 30, 2021 to Jul 1, 2021 |
| Surface Water Treatment Rule | Resolved | Apr 1, 2021 to Apr 30, 2021 |
| TTHMHealth-based | Archived | Apr 1, 2021 to Jun 30, 2021 |
| Groundwater Rule | Resolved | Apr 1, 2021 to Mar 29, 2023 |
| Public Notice | Resolved | Feb 21, 2021 to Jul 1, 2021 |
| TTHMHealth-based | Archived | Jan 1, 2021 to Mar 31, 2021 |
NM3500204 · Surface water · 209 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 →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.
EPA SDWIS Lead and Copper Rule samples
0% of the listed benchmark
Monitoring period: Jan 1, 2018 to Dec 31, 2020
EPA SDWIS reported health-based violation
104% of the listed benchmark
Monitoring period: Jan 1, 2025 to Mar 31, 2025
| Rule | Status | Period |
|---|---|---|
| Public Notice | Resolved | Jul 18, 2025 to Oct 12, 2025 |
| TTHMHealth-based | Resolved | Jan 1, 2025 to Mar 31, 2025 |
| Public Notice | Resolved | Nov 28, 2024 to Jun 10, 2024 |
| LEAD AND COPPER RULE REVISIONS | Addressed | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Addressed | Oct 17, 2024 |
| TTHMHealth-based | Resolved | Oct 1, 2024 to Dec 31, 2024 |
| TTHMHealth-based | Resolved | Oct 1, 2024 to Dec 31, 2024 |
| Public Notice | Resolved | Aug 17, 2024 to Jun 10, 2024 |
| TTHMHealth-based | Resolved | Jul 1, 2024 to Sep 30, 2024 |
| Public Notice | Resolved | Apr 13, 2024 to Jun 10, 2024 |
| TTHMHealth-based | Resolved | Apr 1, 2024 to Jun 30, 2024 |
| Public Notice | Resolved | Mar 16, 2024 to Jun 10, 2024 |
| TTHMHealth-based | Resolved | Jan 1, 2024 to Mar 31, 2024 |
| TTHMHealth-based | Resolved | Jan 1, 2024 to Mar 31, 2024 |
| Public Notice | Resolved | Oct 21, 2023 to Nov 12, 2023 |
| TTHMHealth-based | Resolved | Oct 1, 2023 to Dec 31, 2023 |
| TTHMHealth-based | Resolved | Jul 1, 2023 to Sep 30, 2023 |
| Public Notice | Resolved | May 7, 2023 to May 13, 2023 |
| TTHMHealth-based | Resolved | Apr 1, 2023 to Jun 30, 2023 |
| TTHMHealth-based | Resolved | Jan 1, 2023 to Mar 31, 2023 |
| Public Notice | Resolved | Oct 28, 2022 to Nov 6, 2022 |
| TTHMHealth-based | Resolved | Oct 1, 2022 to Dec 31, 2022 |
| Public Notice | Resolved | Jul 16, 2022 to Jul 31, 2022 |
| TTHMHealth-based | Resolved | Jul 1, 2022 to Sep 30, 2022 |
| TTHMHealth-based | Resolved | Jul 1, 2022 to Sep 30, 2022 |
| Public Notice | Resolved | Apr 15, 2022 to May 13, 2022 |
| TTHMHealth-based | Resolved | Apr 1, 2022 to Jun 30, 2022 |
| Public Notice | Resolved | Jan 28, 2022 to Feb 11, 2022 |
| TTHMHealth-based | Resolved | Jan 1, 2022 to Mar 31, 2022 |
| TTHMHealth-based | Resolved | Oct 1, 2021 to Dec 31, 2021 |
| TTHMHealth-based | Resolved | Oct 1, 2021 to Dec 31, 2021 |
| Public Notice | Resolved | Jul 25, 2021 to Jul 28, 2021 |
| TTHMHealth-based | Resolved | Jul 1, 2021 to Sep 30, 2021 |
| TTHMHealth-based | Resolved | Apr 1, 2021 to Jun 30, 2021 |
| Public Notice | Resolved | Feb 28, 2021 to May 19, 2021 |
| Public Notice | Resolved | Feb 28, 2021 to May 19, 2021 |
| TTHMHealth-based | Resolved | Jan 1, 2021 to Mar 31, 2021 |
Hardness estimate unavailable
We did not find enough qualifying recent USGS hardness observations within 25 miles of this ZIP centroid. We leave the value blank instead of substituting a state average. Ask the serving utility or test the household tap for a property-specific result.
Evidence-first next steps
This profile can help you ask the right question. It cannot select equipment for a property without a current result from the serving utility or the tap.
ZIP boundaries and utility service areas do not perfectly match. Verify the system on a water bill before relying on system-wide records.
An active health-based record is present. Follow the utility's current notice and public-health instructions.
Find an official utility report →Ask the utility for hardness or test at the tap. For health concerns, use a certified laboratory and targeted analysis.
Convert your hardness test result →Frequently asked
EPA ECHO reports 1 active health-based violation among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
Utility-reported hardness is unavailable in this index. Regional samples do not establish tap-water hardness. Ask your provider or test your tap.
Confirm hardness at your tap and consider actual scale or spotting before choosing treatment. Regional environmental values cannot determine whether you need a softener. A softener addresses hardness, not every contaminant.