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 Sandoval 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
10 systems
Serves 659 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.
NM3546223 · Groundwater · 659 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
5% of the listed benchmark
Monitoring period: Jan 1, 2012 to Dec 31, 2014
| Rule | Status | Period |
|---|---|---|
| Public Notice | Unaddressed | Oct 24, 2025 |
| Public Notice | Unaddressed | Jan 18, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to Apr 23, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to Apr 23, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to May 2, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to May 2, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to Apr 16, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 7, 2024 to Jun 4, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Addressed | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | Addressed | Oct 17, 2024 |
| Groundwater Rule | Resolved | Sep 11, 2024 to Jun 4, 2025 |
| Revised Total Coliform RuleHealth-based | Resolved | Jul 1, 2024 to Jul 26, 2024 |
NM3500123 · Groundwater · 650 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
4% of the listed benchmark
Monitoring period: Jan 1, 2020 to Dec 31, 2022
No record returned in this imported window. This is not a guarantee of tap-water safety.
NM3509323 · Groundwater · 596 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
7% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2025 to Sep 16, 2025 |
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Mar 4, 2026 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Resolved | Oct 17, 2024 to Mar 4, 2026 |
NM3501523 · Groundwater · 400 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
15% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
EPA SDWIS reported health-based violation
110% of the listed benchmark
Monitoring period: Jan 1, 2022 to Mar 31, 2022
| Rule | Status | Period |
|---|---|---|
| Public Notice | Resolved | Apr 13, 2024 to Mar 29, 2024 |
| Groundwater RuleHealth-based | Resolved | Oct 8, 2022 to Feb 3, 2024 |
| ArsenicHealth-based | Resolved | Jan 1, 2022 to Mar 31, 2022 |
| ArsenicHealth-based | Resolved | Oct 1, 2021 to Dec 31, 2021 |
| ArsenicHealth-based | Resolved | Jul 1, 2021 to Sep 30, 2021 |
| ArsenicHealth-based | Resolved | Apr 1, 2021 to Jun 30, 2021 |
| ArsenicHealth-based | Resolved | Jan 1, 2021 to Mar 31, 2021 |
NM3509423 · Groundwater · 374 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
5% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
| Rule | Status | Period |
|---|---|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2023 to Aug 8, 2023 |
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Jul 16, 2021 |
NM3576723 · Groundwater · 355 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
16% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
| Rule | Status | Period |
|---|---|---|
| Public Notice | Unaddressed | Sep 27, 2024 |
| Public Notice | Unaddressed | Aug 5, 2018 |
| Public Notice | Unaddressed | Oct 21, 2012 |
| Public Notice | Unaddressed | Apr 26, 2012 |
| Public Notice | Unaddressed | Feb 12, 2012 |
| Public Notice | Unaddressed | Oct 28, 2011 |
NM3500323 · Groundwater · 209 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
7% of the listed benchmark
Monitoring period: Jan 1, 2018 to Dec 31, 2020
No record returned in this imported window. This is not a guarantee of tap-water safety.
NM3501223 · Groundwater · 177 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
15% of the listed benchmark
Monitoring period: Jan 1, 2025 to Dec 31, 2025
EPA SDWIS reported health-based violation
290% of the listed benchmark
Monitoring period: Oct 1, 2025 to Dec 31, 2025
| Rule | Status | Period |
|---|---|---|
| ArsenicHealth-based | Archived | Oct 1, 2025 to Dec 31, 2025 |
| Public Notice | Resolved | Sep 25, 2025 to Mar 17, 2026 |
| ArsenicHealth-based | Archived | Jul 1, 2025 to Sep 30, 2025 |
| Lead and Copper Rule | Unaddressed | Apr 1, 2025 |
| ArsenicHealth-based | Archived | Apr 1, 2025 to Jun 30, 2025 |
| Public Notice | Resolved | Mar 15, 2025 to Mar 11, 2025 |
| ArsenicHealth-based | Archived | Jan 1, 2025 to Mar 31, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Resolved | Oct 17, 2024 to Jul 21, 2025 |
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Jul 21, 2025 |
| ArsenicHealth-based | Archived | Oct 1, 2024 to Dec 31, 2024 |
| Lead and Copper Rule | Unaddressed | Sep 29, 2024 |
| ArsenicHealth-based | Archived | Jul 1, 2024 to Sep 30, 2024 |
| ArsenicHealth-based | Archived | Apr 1, 2024 to Jun 30, 2024 |
| ArsenicHealth-based | Archived | Jan 1, 2024 to Mar 31, 2024 |
| Lead and Copper Rule | Unaddressed | Dec 30, 2023 |
| ArsenicHealth-based | Archived | Oct 1, 2023 to Dec 31, 2023 |
| Lead and Copper Rule | Unaddressed | Dec 30, 2020 |
| Lead and Copper Rule | Unaddressed | Dec 30, 2017 |
NM3500423 · Groundwater · 141 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
13% of the listed benchmark
Monitoring period: Jan 1, 2018 to Dec 31, 2020
| Rule | Status | Period |
|---|---|---|
| Public Notice | Resolved | Aug 24, 2025 to Aug 27, 2025 |
| E. COLI | Resolved | Jul 18, 2025 to Aug 21, 2025 |
| Groundwater RuleHealth-based | Resolved | Dec 13, 2024 to Jul 30, 2025 |
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Jul 28, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Resolved | Oct 17, 2024 to Jul 28, 2025 |
| Groundwater Rule | Resolved | Sep 17, 2024 to Oct 24, 2024 |
NM3500623 · Groundwater · 138 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
27% of the listed benchmark
Monitoring period: Jan 1, 2012 to Dec 31, 2014
No record returned in this imported window. This is not a guarantee of tap-water safety.
Hardness meter
228.5
PPM as CaCO₃
Very Hard
PPM
228.5
GPG
13.4
Regional environmental evidence
USGS hardness classification scale
228.5 PPM
Parts per million
228.5
mg/L as CaCO₃ equivalent
Grains per gallon
13.4
1 GPG ≈ 17.1 PPM
How to use regional evidence
These samples describe nearby environmental water. They cannot establish whether your tap water is soft or hard. Use a utility result or a tap test for appliance settings and treatment sizing.
USGS sites used
98
Nearest site
4.3 mi
Observation range
Jul 11, 2016–Sep 4, 2025
Regional evidence confidence
High
Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: 13N.04E.25.132 (Well).USGS source documentation ↗Evidence tier: Regional environmental evidence. This value is not used as proof of the serving utility's treated-water hardness.
Regional context
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Placitas median
229 PPM
About the same1 indexed ZIP readings · Range 228.5–228.5 PPM
New Mexico median
206 PPM
23 PPM higher157 indexed ZIP readings · Range 2.1–1435 PPM
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 →Use a tap hardness test before sizing a softener. For health concerns, use a certified laboratory and the correct sampling protocol.
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.