Utility-reported hardness
Unavailable
Ask your provider or test your tap
Local water dashboard
Official source aggregationWater quality in Carlsbad, NM 88220
Regional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Eddy County.
1 active health-based record(s) across possible systems
- Largest possible serving system
- Carlsbad Municipal Water System
- Source water
- Groundwater
- County
- Eddy County
- Profile updated
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 →At a glance
What the current records say
EPA quarter 2026Q2
All possible systems
Review needed
1 active health-based record
Measurements by utility
Each result belongs to a specific system.
Utility match
4 systems
Serves 33,626 people system-wide
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.
Carlsbad Municipal Water System
NM3520608 · Groundwater · 33,626 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
- Reported level
- 7.3e-4 mg/L
- Action level
- 0.015 mg/L
5% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (2)
| Rule | Status | Period |
|---|---|---|
| Groundwater Rule | Resolved | Apr 1, 2025 to Jun 6, 2025 |
| Public Notice | Resolved | Jul 12, 2022 to Sep 1, 2022 |
Otis Mdwca
NM3521308 · Groundwater · 4,464 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
- Reported level
- 0.0023 mg/L
- Action level
- 0.015 mg/L
15% of the listed benchmark
Monitoring period: Jan 1, 2020 to Dec 31, 2022
Violation history (37)
| Rule | Status | Period |
|---|---|---|
| E. COLI | Unaddressed | Dec 20, 2025 |
| Consumer Confidence Rule | Resolved | Oct 1, 2025 to Oct 31, 2025 |
| Public Notice | Resolved | Aug 21, 2025 to Jun 30, 2025 |
| Public Notice | Unaddressed | Jun 11, 2025 |
| Revised Total Coliform Rule | Resolved | Jun 1, 2025 to Jun 30, 2025 |
| Chlorine | Resolved | Jun 1, 2025 to Jun 30, 2025 |
| Revised Total Coliform Rule | Resolved | Mar 1, 2025 to Mar 31, 2025 |
| Chlorine | Resolved | Mar 1, 2025 to Mar 31, 2025 |
| Public Notice | Unaddressed | Feb 21, 2025 |
| Public Notice | Resolved | Feb 7, 2025 to Jun 30, 2025 |
| Public Notice | Resolved | Oct 20, 2024 to Jun 30, 2025 |
| Consumer Confidence Rule | Resolved | Oct 1, 2024 to Oct 31, 2025 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Jul 9, 2025 |
| Public Notice | Unaddressed | Jun 23, 2024 |
| Public Notice | Resolved | May 31, 2024 to Jun 30, 2025 |
| Revised Total Coliform Rule | Resolved | Dec 1, 2023 to Dec 31, 2023 |
| Lead and Copper Rule | Resolved | Oct 1, 2023 to Sep 30, 2024 |
| Consumer Confidence Rule | Resolved | Oct 1, 2023 to Oct 31, 2025 |
| Chlorine | Resolved | Oct 1, 2023 to Dec 31, 2023 |
| Public Notice | Resolved | Sep 14, 2023 to Jun 30, 2025 |
| Consumer Confidence Rule | Resolved | Jul 1, 2023 to Jul 9, 2025 |
| Revised Total Coliform Rule | Resolved | May 1, 2023 to May 31, 2023 |
| Chlorine | Resolved | Apr 1, 2023 to Jun 30, 2023 |
| Public Notice | Resolved | Feb 18, 2023 to Jul 18, 2023 |
| Public Notice | Resolved | Nov 18, 2022 to Jul 18, 2023 |
| Consumer Confidence Rule | Resolved | Oct 1, 2022 to Mar 5, 2025 |
| Total Haloacetic Acids (HAA5) | Resolved | Sep 1, 2022 to Aug 31, 2023 |
| TTHM | Resolved | Sep 1, 2022 to Aug 31, 2023 |
| Consumer Confidence Rule | Resolved | Jul 1, 2022 to Jan 5, 2023 |
| Public Notice | Resolved | May 27, 2022 to Dec 1, 2025 |
| Public Notice | Resolved | Mar 13, 2022 to Jul 18, 2023 |
| Consumer Confidence Rule | Resolved | Oct 1, 2021 to Mar 5, 2025 |
| Total Haloacetic Acids (HAA5) | Resolved | Sep 1, 2021 to Aug 31, 2022 |
| TTHM | Resolved | Sep 1, 2021 to Aug 31, 2022 |
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Jan 4, 2023 |
| Chlorine | Resolved | Jan 1, 2021 to Feb 28, 2021 |
| Revised Total Coliform Rule | Resolved | Jan 1, 2021 to Jan 31, 2021 |
Happy Valley Cooperative Water Works
NM3520708 · Groundwater · 638 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
- Reported level
- 0.0026 mg/L
- Action level
- 0.015 mg/L
17% of the listed benchmark
Monitoring period: Jan 1, 2019 to Dec 31, 2021
Violation history (13)
| Rule | Status | Period |
|---|---|---|
| Lead and Copper Rule | Unaddressed | Jan 1, 2026 |
| Consumer Confidence Rule | Unaddressed | Oct 1, 2025 |
| Consumer Confidence Rule | Unaddressed | Jul 1, 2025 |
| Lead and Copper Rule | Unaddressed | Jul 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | Unaddressed | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONSHealth-based | Unaddressed | Oct 17, 2024 |
| Lead and Copper Rule | Unaddressed | Oct 1, 2024 |
| Consumer Confidence Rule | Resolved | Oct 1, 2024 to Dec 11, 2024 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Oct 21, 2024 |
| Consumer Confidence Rule | Resolved | Jul 1, 2023 to Sep 8, 2023 |
| Consumer Confidence Rule | Resolved | Jul 1, 2022 to Oct 11, 2022 |
| Revised Total Coliform Rule | Resolved | Sep 1, 2021 to Sep 30, 2021 |
| Chlorine | Resolved | Jul 1, 2021 to Sep 30, 2021 |
Intrepid Potash West
NM3590708 · Groundwater · 71 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
- Reported level
- 0.0012 mg/L
- Action level
- 0.015 mg/L
8% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Hardness meter
What does nearby environmental evidence show?
1110
PPM as CaCO₃
Very Hard
PPM
1110
GPG
64.9
Regional environmental evidence
USGS hardness classification scale
1110 PPM
Soft
0–60Moderate
61–120Hard
121–180Very hard
181+
0–60Moderate
61–120Hard
121–180Very hard
181+
Parts per million
1110
mg/L as CaCO₃ equivalent
Grains per gallon
64.9
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
5
Nearest site
11.3 mi
Observation range
Nov 2, 2023–Jun 30, 2025
Regional evidence confidence
Moderate
Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: 22S.26E.03.232 Well 1 (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
Is 88220 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Carlsbad median
1110 PPM
About the same1 indexed ZIP readings · Range 1110–1110 PPM
New Mexico median
206 PPM
904 PPM higher157 indexed ZIP readings · Range 2.1–1435 PPM
Evidence-first next steps
Confirm the problem before choosing treatment
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.
Confirm the serving system
ZIP boundaries and utility service areas do not perfectly match. Verify the system on a water bill before relying on system-wide records.
Read the current utility report
An active health-based record is present. Follow the utility's current notice and public-health instructions.
Find an official utility report →Test for the decision you face
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
Water questions for Carlsbad
Is tap water safe in Carlsbad?+
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.
How hard is the water?+
Utility-reported hardness is unavailable in this index. Regional samples do not establish tap-water hardness. Ask your provider or test your tap.
Do I need a water softener?+
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.