Navajo Dam, NM (87419): 4 Health-Based Violations Recorded for Mapped Water Systems
EPA data for Blanco Mdwca
Health-based violation records by water system:
- Blanco Mdwca (4)
EPA records for the water systems mapped to 87419 in Navajo Dam, NM contain 14 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 4 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 4 health-based violations and 10 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result of 0.0007 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
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Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 87419 in Navajo Dam, New Mexico is mapped to the water system Blanco Mdwca (EPA ID: NM3531524). This system provides water to approximately 1,148 people from surface water sources.
Other Water Quality Reports in New Mexico
- 87001 (Algodones)
- 87002 (Belen) - 91 violations recorded for mapped water systems
- 87004 (Bernalillo) - 29 violations recorded for mapped water systems
- 87005 (Bluewater)
- 87006 (Bosque)
- 87007 (Casa Blanca)
- 87008 (Cedar Crest) - 6 violations recorded for mapped water systems
- 87009 (Cedarvale)
- 87010 (Cerrillos) - 3 violations recorded for mapped water systems
- 87011 (Claunch)
- 87012 (Coyote)
- 87013 (Cuba)
- 87014 (Cubero)
- 87015 (Edgewood) - 23 violations recorded for mapped water systems
- 87016 (Estancia)
- 87017 (Gallina)
- 87018 (Counselor)
- 87020 (Grants) - 7 violations recorded for mapped water systems
- 87021 (Milan) - 2 violations recorded for mapped water systems
- 87022 (Isleta)
Nearby Water Quality Reports
- 87412 (Blanco) - 14 mi - 46 violations recorded for mapped water systems
- 81121 (Arboles, CO) - 17 mi
- 81137 (Ignacio, CO) - 18 mi - 1 violation recorded for mapped water systems
- 87410 (Aztec) - 20 mi - 29 violations recorded for mapped water systems
- 81303 (Durango, CO) - 22 mi - 6 violations recorded for mapped water systems
- 87413 (Bloomfield) - 22 mi - 57 violations recorded for mapped water systems
- 87499 (Farmington) - 24 mi
- 87415 (Flora Vista) - 24 mi - 11 violations recorded for mapped water systems
- 81122 (Bayfield, CO) - 27 mi
- 87402 (Farmington) - 28 mi - 7 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Blanco Mdwca (NM3531524) on EPA.gov.
4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
Health Risks from Detected Contaminants
Total Trihalomethanes (TTHM)
High RiskEPA reference value: 0.08 mg/L · 6 violations on record
Long-term exposure is associated with increased cancer risk, including bladder cancer; possible reproductive effects
At-risk groups: pregnant women, long-term consumers of chlorinated water
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), carbon block filter, point-of-entry aeration · Find a filter →
Environmental Hazards (10) MODERATE
Home & Infrastructure (6) OK
Cost & Community (7) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Frequently Asked Questions
Is the tap water in 87419 safe to drink?
EPA SDWIS records 14 violations since 2021 across the water systems mapped to ZIP 87419 (primary system: Blanco Mdwca), including 4 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 87419's water come from?
The recorded water source for Blanco Mdwca, a system mapped to ZIP code 87419, is Surface water. This system serves approximately 1,148 people.
How can I get my water tested in Navajo Dam?
If Blanco Mdwca supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 87419 tap water?
The Lead and Copper Rule record selected for 87419 reports a 90th-percentile lead result of 0.00069 mg/L for a water system mapped to this ZIP (record date 2024-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 87419?
87419 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in San Juan County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
How to cite this page
ZipCheckup. (2026). Navajo Dam, NM (87419): 4 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/87419/
@misc{zipcheckup-report-87419,
author = {{ZipCheckup}},
title = {{Navajo Dam, NM (87419): 4 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/87419/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 87419
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 87412 | Blanco, NM | 13.8 mi | N/A | 46 |
| 81121 | Arboles, CO | 17.0 mi | N/A | 0 |
| 81137 | Ignacio, CO | 17.8 mi | N/A | 1 |
| 87410 | Aztec, NM | 20.1 mi | C | 29 |
| 81303 | Durango, CO | 21.5 mi | C | 6 |
| 87413 | Bloomfield, NM | 21.6 mi | C | 57 |
| 87499 | Farmington, NM | 23.9 mi | N/A | 0 |
| 87415 | Flora Vista, NM | 24.2 mi | B | 11 |
| 81122 | Bayfield, CO | 27.1 mi | N/A | 0 |
| 87402 | Farmington, NM | 28.2 mi | B | 7 |
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