Hardness
Very Hard
231 PPM · 13.5 GPG
Local water dashboard
Official source aggregationWater quality in Laguna, NM 87038
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Cibola County.
9 active health-based violations
- Primary matched system
- Correo Water Association
- Source water
- Groundwater
- County
- Cibola County
- Profile updated
At a glance
What the current records say
EPA quarter 2026Q2
Compliance screen
Review needed
9 active health-based records
Lead 90th percentile
0.0013 mg/L
9% of action level
Utility match
1 system
Serves 201 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
231 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
231
mg/L as CaCO₃ equivalent
Grains per gallon
13.5
1 GPG ≈ 17.1 PPM
What this means at home
At 231 PPM, mineral scale can build up on fixtures and heating elements, reduce soap lather, and leave visible spotting. Hardness is primarily an aesthetic and appliance concern—not itself a tap-water safety rating.
USGS sites used
149
Nearest site
4.3 mi
Observation range
Jan 15, 2016–Sep 4, 2025
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 10N.06W.03.1111 (Well).USGS source documentation ↗
Regional context
Is 87038 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Laguna median
231 PPM
About the same1 indexed ZIP readings · Range 231–231 PPM
New Mexico median
228 PPM
About the same194 indexed ZIP readings · Range 74.2–688.5 PPM
EPA benchmark screen
Contaminant snapshot
Available numerical results from associated SDWIS community water systems, compared with the applicable action level or federal MCL. Federal measured-value coverage is incomplete.
1 pass
Lead (PB90)
0.0013 mg/L
Reported Dec 31, 2026
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
1 comparable result
Missing values remain blank; absence is not treated as a pass.
Lead (90th percentile)
Measured in mg/L
Local 0.0013
EPA limit 0.015
Share of EPA benchmark
100% line = listed limit
2026Q2
- All records
- 51
- Health-based
- 16
- Active health-based
- 9
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Revised Total Coliform Rule | NM3500332 | Resolved | Jan 1, 2026through Jan 31, 2026 |
| Public Notice | NM3500332 | Resolved | Feb 21, 2025through Mar 2, 2025 |
| Public Notice | NM3500332 | Resolved | Dec 20, 2024through Mar 2, 2025 |
| Public Notice | NM3500332 | Resolved | Dec 6, 2024through Mar 2, 2025 |
| Public Notice | NM3500332 | Resolved | Nov 8, 2024through Mar 2, 2025 |
| Consumer Confidence Rule | NM3500332 | Resolved | Oct 1, 2024through Dec 23, 2024 |
| Public Notice | NM3500332 | Resolved | Sep 20, 2024through Mar 2, 2025 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Sep 1, 2024through Sep 30, 2024 |
| Public Notice | NM3500332 | Resolved | Aug 23, 2024through Mar 2, 2025 |
| Public Notice | NM3500332 | Resolved | Jul 12, 2024through Mar 2, 2025 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Jul 1, 2024through Jul 31, 2024 |
| Consumer Confidence Rule | NM3500332 | Resolved | Jul 1, 2024through Nov 5, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Jun 1, 2024through Jun 30, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | May 1, 2024through May 31, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Apr 1, 2024through Apr 30, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Mar 1, 2024through Mar 31, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Feb 1, 2024through Feb 29, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Jan 1, 2024through Jan 31, 2024 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Dec 1, 2023through Dec 31, 2023 |
| Revised Total Coliform Rule | NM3500332 | Resolved | Nov 1, 2023through Nov 30, 2023 |
No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.
Solutions matcher
Your personalized water action plan
Matched to Laguna ZIP 87038 using 231 PPM nearby hardness and 1 reported measurement benchmarks.
Scale protection
High-Capacity Whole House Water Softener
231 PPM is 2× the high-hardness trigger used by this matcher.
Designed to reduce scale on fixtures, water heaters, glassware, and plumbing throughout the home.
Compare whole-house systemsAffiliate disclosure: we may earn a commission from qualifying purchases, at no added cost to you. Product matching is educational and does not replace certified water testing.
Frequently asked
Water questions for Laguna
Is tap water safe in Laguna?+
EPA ECHO reports 9 active health-based violations among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
How hard is the water?+
Nearby USGS observations produce an estimate of 231 PPM, or 13.5 grains per gallon, classified as very hard. This is not a household tap measurement.
Do I need a water softener?+
At 231 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.