COUNTY REPORT NM

Socorro County, New Mexico

9 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-06-03

In recent assessments, Socorro County's 9 ZIP codes record strong, consistent water safety outcomes.

How Socorro County Compares

Socorro County70/100
New Mexico avg62/100
National avg68/100

How Socorro County Compares

B
County Grade
70/100
Avg Safety Score
9
ZIP Codes
7
Water Systems

Socorro County scores 8 points above the New Mexico state average (62/100) and 2 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

B
County Grade
70
Avg Safety Score
9
ZIP Codes
Best ZIP: 87823 (82/100)
Lowest ZIP: 87801 (53/100)
$161K
Median Home Value
$1,656
Avg Remediation (103% of home value)

ZIP Code Risk Map

Water Quality Map: Socorro County, New Mexico

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 14 (asthma 10%, diabetes 15.6%)

Estimated additional annual cost per homeowner: $976, driven primarily by energy_code_gap

Infrastructure: 0.397% avg pipe failure probability, 33% of ZIPs at high risk

60.9% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

↑ Worsening trend

EPA violation counts by year across Socorro County water systems. Health-based shown in red, total in blue.

2021
8 (8 health)
2022
3 (3 health)
2023
6 (6 health)
2024
9 (9 health)
2025
4 (4 health)

Peak year: 2024 with 9 violations. Past 5 years: 30 total (30 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 10% (national: 8.9%)
Diabetes 15.6% (national: 10.5%)
Obesity 36.1% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1971
Median Build Year
60.9%
Pre-1978 Housing
40%
Pipe Failure Probability
33%
ZIPs at High Infra Risk
Low
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $976

Energy Code Gap $420/yr
Wildfire $267/yr
Flood $156/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

7,727 housing units in Socorro County

Pre-1940 13%
1940–1959 9%
1960–1979 27%
1980–1999 39%
2000+ 13%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Water Safety Affordability

How much it costs to fix water issues relative to home values in Socorro County

$161K
Median Home Value
$1,656
Est. Remediation Cost
1.0%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Socorro County, representing a small fraction of property value.

Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.

Health Outcomes vs National Average

CDC PLACES data for Socorro County residents

Asthma 10% (US avg: 8.9%)
Diabetes 15.6% (US avg: 11%)
Obesity 36.1% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 5 systems in Socorro County ranked by EPA violation count.

# Water System Population Violations
1 Socorro Water System 11,953 51
2 San Antonio Mdwca 1,344 51
3 Desertaire Water Company 48 46
4 LA JOYA MDWCA 246 27
5 Polvadera Mdwca 2,470 14

7 total water systems serve Socorro County.

All ZIP Codes in Socorro County

9 ZIP codes tracked in Socorro County.

# ZIP Code City Safety Score Grade Violations Home Value
1 87823 Lemitar 82 B 7 (1 health) $136K
2 87825 Magdalena 82 B 10 (1 health) $111K
3 87828 Polvadera 82 B 7 (1 health) $180K
4 87832 San Antonio 81 B 5 $215K
5 87006 Bosque 63 C 0 $197K
6 87028 La Joya 63 C 27 (4 health)
7 87062 Veguita 63 C 0 $82K
8 87831 San Acacia 60 C 3 $157K
9 87801 Socorro 53 D 46 (14 health) $166K

Recommended Buyer Guides for Socorro County

Below: editorial picks, no sponsored placements.

Overview

Socorro County in New Mexico covers 9 ZIP codes with an average Home Safety Score of B (70/100).

7 of 9 ZIP codes have recorded EPA violations. 21 health-based violations have been documented.

← Back to New Mexico water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Socorro County?
Socorro County receives a grade of B, indicating generally safe tap water across its 9 ZIP codes.
How many water systems serve Socorro County?
Socorro County is served by 7 public water systems that supply drinking water to residents across 9 ZIP codes.
What is the biggest environmental risk in Socorro County?
The primary environmental risk factor in Socorro County is energy_code_gap. This contributes to an estimated additional annual cost of $976 per homeowner.
How old are homes in Socorro County?
The median home build year in Socorro County is 1971. 60.9% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Socorro County compare to New Mexico?
Socorro County has an average water safety score of 70/100, which is above the New Mexico state average of 62/100.

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