WaterVerge

Is Reserve, NM Tap Water Safe to Drink?

Graded C-, with 26 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

816 residents served 2 water systems PWSID: NM3523402
Overall Score
58.4 / 100
Violations
26 active
Last Updated
May 2026
Source
Groundwater
#70 of 163 in New Mexico Top 78% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
C-GRADE
Water Quality Grade
58.4/100
waterverge.com
C- 58.4/100

Reserve, NM — Water Quality Report

Reserve's drinking water received a grade of C- (58.4 out of 100), indicating poor water quality. The city's 2 water systems serve approximately 816 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 40 violations on record, including 10 health-based violations. 26 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Reserve's water

Reserve ranks #70 out of 163 cities in New Mexico for water quality, placing it mid-range in the state.

Reserve relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Reserve may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 14 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
58.4 out of 100 Grade C-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
16.4/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Reserve, NM water safe to drink?

Concerns Identified

Reserve's drinking water has significant quality concerns based on EPA testing data. With a grade of C- (58.4/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 816 residents using groundwater (wells).

26
Active Violations
0.0 ppb
Lead (90th %ile)
7 events
Disaster History

Recent water quality updates for Reserve

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Reserve's water quality assessment. Grade: C- (58.4/100).

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
SEVERE STORMS, FLOODING, AND MUDSLIDES

Federal disaster declaration (FEMA DR-4152). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3229). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Reserve's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Reserve's water system has 40 total violations on record, including 10 health-based violations. 26 remain unresolved. 14 violations were issued in the last 5 years.

OtherMRTTMONMCL
Most recent violations:
Aug 2025 Public Notice Open
Oct 2022 Lead and Copper Rule Open
Jul 2022 Consumer Confidence Rule Open
Oct 2021 Public Notice Open
Oct 2021 Public Notice Open

Flood & environmental risk

Catron County has experienced 7 federally declared disasters since 1972. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include San Francisco River.

SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA DR-4152
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3229
SEVERE STORMS & FLOODING
Flood FEMA DR-992

Where does Reserve's water come from?

Reserve's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 816 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include San Francisco River (river).

What Reserve residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Reserve's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Reserve's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

40
Total violations
10
Health-based
26
Active / unresolved
Aug 2025
Most recent violation
Compliance Record

Violations & advisories

40 Total
26 Active
10 Health-based
14 Resolved
2 SNC
Violations by category
Consumer Confidence Rule
9
Ground Water Rule
9
Public Notice Rule and Revised PN Rule
5
Stage 1 Disinfectants and Disinfection Byproducts Rule
5
Total Coliform Rule
5
Aug 2025 Active
Public Notice
Other Violation 0
Oct 2022 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2022 Active
Consumer Confidence Rule
Other Violation 0
Oct 2021 Active
Public Notice
Other Violation 0
Oct 2021 Active
Public Notice
Other Violation 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jul 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jul 2021 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jun 2021 Active
Groundwater Rule
Other Violation 0
Feb 2017 Active
Public Notice
Other Violation 0
Jul 2016 Active
Public Notice
Other Violation 0
Oct 2015 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2014 Active
Consumer Confidence Rule
Other Violation 0
Jul 2013 Active
Consumer Confidence Rule
Other Violation 0
Jul 2012 Active
Consumer Confidence Rule
Other Violation 0
Showing 20 of 40 violations
Environmental Risk

Drought conditions

D3 — extreme drought

Catron County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
36.5%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

7
Declared disasters
Oct 2013
Most recent
Flood
Most common type

Catron County has experienced 7 federally declared disasters since 1972. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2013
SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA #4152
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3229
Jun 1993
SEVERE STORMS & FLOODING
Flood FEMA #992
Jan 1985
SEVERE STORMS & FLOODING
Flood FEMA #731
Oct 1983
SEVERE STORMS AND FLOODING
Flood FEMA #692
Jan 1979
FLOODING
Flood FEMA #571

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 2.9 ppb from 1994 (2.9 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
816
Water Systems
2
Water Source

Where Reserve's water comes from

Groundwater

Reserve's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 816 people through 2 water systems.

Local Hydrology

Water bodies near Reserve

Reserve is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

San Francisco River
river
Infrastructure

Water systems serving Reserve

System Name PWSID Population Source
RESERVE WATER WORKS NM3523402 601 GW
RANCHO GRANDE WATER ASSOCIATION INC NM3523502 215 GW
Regional Comparison

How Reserve compares

Full New Mexico rankings →

Reserve's score of 58.4/100 is above the average of 44/100 among major New Mexico cities. It outscores 9 of 10 nearby cities.

Reserve (this city)
58.4
Las Cruces
40.1
Santa Fe
35.7
Rio Rancho
83.8
Roswell
45.8
New Mexico avg
44
City Profile

About Reserve, NM

Economic Profile
$37,500
Median Income
$155,432
Median Home Value
$1,021/mo
Median Rent
23.9%
Unemployment
Community
25.7
Median Age
256
People / sq mi
10.4%
College Educated
73.8%
Homeownership
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Frequently asked questions

Is Reserve, NM tap water safe to drink?

Reserve's water quality earned a grade of C- (58.4/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #70 out of 163 cities tested in New Mexico.

What contaminants are in Reserve's water?

Lead was measured at 0.0 ppb (90th percentile). 40 violations are on record.

How is Reserve's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Reserve?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Reserve's water come from?

Reserve's water is sourced from Groundwater. The city has 2 water systems serving approximately 816 residents.

What health violations has Reserve's water system had?

Reserve has 10 health-based violations on record. The most recent violation was recorded in August 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 26 violations remain unresolved.

Is Reserve's groundwater at risk of contamination?

Reserve uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 40 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Reserve's water compare to other cities?

Reserve ranks #70 out of 163 cities in New Mexico (better than 57% of state cities) and #12287 out of 15744 cities nationally (22th percentile). The grade of C- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.