CITY REPORT NM 12 HEALTH VIOLATIONS

Hernandez, NM: 46 Violations - Home Safety Score unavailable

1 ZIP code · 4 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$229K
Median Home Value
$3,000
Est. Remediation (1.3% of home value)

Hernandez Water: The Quick Version

  • Your city's water systems recorded 46 violations in the past 5 years.
  • Average lead level: 0.0006 mg/L.
  • Homes built before 1986: 60% - older plumbing may contain lead solder.
  • Estimated remediation: $3,000 per household.
  • CDC health risk index: 14.12 - above typical levels.

Water Systems Serving Hernandez

Residential water in Hernandez, NM is supplied by 3 separate utilities - not one centralized authority. Each of those providers operates under its own service territory boundary, maintains its own distribution infrastructure, and files compliance documentation with the EPA on its own timeline. Federal data counts 4 water systems in the area, with these providers collectively accounting for the dominant share of household connections.

Overview

We track home safety data for 1 ZIP code in Hernandez, New Mexico (population ~2,030), covering 4 community water systems serving approximately 15,355 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 12 health-based violations appear in the available health breakdown.

Water Sources

Hernandez water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0006 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Lead and Copper Rule Treatment Technique 26 1
Barium Inorganic 20 1
Surface Water Treatment Rule Treatment Technique 12 1
Stage 1 DBP Rule Treatment Technique 10 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
87537 46 12 Agua Sana Wua

All ZIP Codes in Hernandez

  • 87537 - 46 violations ⚠

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Hernandez

9.9%
Asthma (US: 9.8%)
17.2%
Diabetes (US: 10.4%)
15.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.9% ↑
Diabetes 17.2% ↑
Mental Health 15.8% ↑

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Hernandez

Lead and Copper Rule 26 violations
Treatment Technique
Developmental delays in children, kidney damage
Barium 20 violations
Inorganic · EPA limit: 2 mg/L
Increased blood pressure
Surface Water Treatment Rule 12 violations
Treatment Technique
Pathogens may not be adequately removed

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Old Is Hernandez's Housing Stock?

1988
Median Build Year
60%
Built Before 1986
6%
Built Before 1970
Copper
Likely Pipe Material

With 60% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing - from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Hernandez, where the median build year is 1988, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1988
Median Year Built
60%
Pre-1986 (Lead Paint Risk)
6%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (6%) 1970–1986 (54%) Post-1986 (40%)

Over half of homes in Hernandez were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Hernandez: Remediation Cost in Perspective

The household financial perspective in Hernandez reflects a moderate cost-to-value ratio - an equity share that is not trivially small but remains within the range where most homeowners can address documented water and safety issues by treating the expense as a real line item in property planning rather than a discretionary one.

Median Home Value
$228,800
Est. Remediation
$3,000
Remediation as % of home value 1.3%

Remediation costs are moderate relative to home values in Hernandez. The estimated $2,000–$4,000 range is manageable for most homeowners but still worth budgeting for. Home values are 11% above the New Mexico average.

Protecting Children from Lead in Hernandez

60%
Homes Built Before 1986
0.0006
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Locally, 60% of Hernandez homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical Flood-Claim Evidence for Hernandez

4
Total FEMA Flood Claims
$46,708
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Hernandez contains 4 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $46,708. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$3,000</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many water violations does Hernandez have?
Hernandez water systems have a total of 46 EPA violations, including 12 health-based violations. Violations are tracked across 1 ZIP code.
Does Hernandez water have lead?
The average 90th-percentile lead level in Hernandez is 0.0006 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Hernandez?
Hernandez is served by 4 public water systems across 1 ZIP code, serving approximately 2,030 people.
How much does it cost to fix water issues in Hernandez?
Estimated remediation costs in Hernandez average $3,000 per household, ranging from $2,000 to $4,000. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesNew Mexico → Hernandez, NM

How to cite this page

APA ZipCheckup. (2026). Hernandez, NM: 46 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/nm/hernandez/
BibTeX
@misc{zipcheckup-cities-nm-hernandez,
  author = {{ZipCheckup}},
  title  = {{Hernandez, NM: 46 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nm/hernandez/}
}

Page version: August 2026.

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