WaterVerge

Is Timberon, NM Tap Water Safe to Drink?

Graded F, with 36 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

3K residents served 1 water system PWSID: NM3546419
Overall Score
43 / 100
Violations
36 active
Last Updated
May 2026
Source
Groundwater
#124 of 163 in New Mexico Top 93% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
FGRADE
Water Quality Grade
43/100
waterverge.com
F 43/100

Timberon, NM — Water Quality Report

Timberon's drinking water received a grade of F (43 out of 100), indicating failing water quality. The city's 1 water system serves approximately 2,698 residents using groundwater.

Lead levels were measured at 3.1 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 82 violations on record, including 10 health-based violations. 36 remain unresolved.

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

What to know about Timberon's water

Timberon ranks #124 out of 163 cities in New Mexico for water quality, placing it among the lowest-rated in the state.

Timberon 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, Timberon may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 32 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
43 out of 100 Grade F
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 3.1 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Timberon, NM water safe to drink?

Concerns Identified

Timberon's drinking water has significant quality concerns based on EPA testing data. With a grade of F (43/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,698 residents using groundwater (wells).

36
Active Violations
3.1 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Timberon

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Timberon's water quality assessment. Grade: F (43/100).

Disaster
SEVERE STORMS, FLOODING, AND LANDSLIDES

Federal disaster declaration (FEMA DR-4886). Flood event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS, FLOODING, AND LANDSLIDES

Federal disaster declaration (FEMA DR-3628). Flood event — may have impacted local water infrastructure.

Violation
3 drinking water violations recorded

Contaminants: Public Notice.

Violation
3 drinking water violations recorded

Contaminants: Public Notice.

Violation
5 drinking water violations recorded

1 health-based. Contaminants: Public Notice, Long Term 2 Enhanced Surface Water Treatment Rule, Surface Water Treatment Rule.

Key contaminant findings

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

Lead Within Limits
Detected: 3.1 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Timberon's water system has 82 total violations on record, including 10 health-based violations. 36 remain unresolved. 32 violations were issued in the last 5 years.

OtherTTMRMONMCL
Most recent violations:
Feb 2025 Public Notice Open
Feb 2025 Public Notice Open
Feb 2025 Public Notice Open
Jan 2025 Public Notice Open
Jan 2025 Public Notice Open

Flood & environmental risk

Otero County has experienced 5 federally declared disasters since 1984. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS, FLOODING, AND LANDSLIDES
Flood FEMA DR-4886
SEVERE STORMS, FLOODING, AND LANDSLIDES
Flood FEMA DR-3628
SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA DR-4152

Where does Timberon's water come from?

Timberon's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 2,698 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Timberon residents can do

Install a water filter

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

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Timberon'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
3.1 ppb
EPA Action Level: 15 ppb · 21% of limit
Safe Level
Compliance Record

Violation summary

82
Total violations
10
Health-based
36
Active / unresolved
Feb 2025
Most recent violation
Compliance Record

Violations & advisories

82 Total
36 Active
10 Health-based
46 Resolved
8 SNC
Violations by category
Public Notice Rule and Revised PN Rule
21
Stage 2 Disinfectants and Disinfection Byproducts Rule
12
Surface Water Treatment Rule
11
Total Coliform Rule
8
Consumer Confidence Rule
7
Feb 2025 Active
Public Notice
Other Violation 0
Feb 2025 Active
Public Notice
Other Violation 0
Feb 2025 Active
Public Notice
Other Violation 0
Jan 2025 Active
Public Notice
Other Violation 0
Jan 2025 Active
Public Notice
Other Violation 0
Jan 2025 Active
Public Notice
Other Violation 0
Dec 2024 Active
Public Notice
Other Violation 0
Dec 2024 Active
Public Notice
Other Violation 0
Dec 2024 Active
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Public Notice
Other Violation 0
Nov 2024 Active
Public Notice
Other Violation 0
Nov 2024 Active
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment Technique
Health-Based Health 0
Oct 2024 Active
Public Notice
Other Violation 0
Oct 2024 Active
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment Technique
Health-Based Health 0
May 2024 Active
Public Notice
Other Violation 0
Aug 2022 Active
Public Notice
Other Violation 0
Jul 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Apr 2020 Active
Public Notice
Other Violation 0
Jan 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
May 2019 Active
Public Notice
Other Violation 0
Showing 20 of 82 violations
Environmental Risk

Drought conditions

D2 — severe drought

Otero County is currently in D2 (severe 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.

7
Weeks at D2+ (current streak)
33.5%
Months in D2+ (last 30y)
7
Weeks at D2+ (last 5y)

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

Environmental Risk

Flood & disaster history

5
Declared disasters
Jul 2025
Most recent
Flood
Most common type

Otero County has experienced 5 federally declared disasters since 1984. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2025
SEVERE STORMS, FLOODING, AND LANDSLIDES
Flood FEMA #4886
Jul 2025
SEVERE STORMS, FLOODING, AND LANDSLIDES
Flood FEMA #3628
Oct 2013
SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA #4152
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3229
Sep 1984
SEVERE STORMS & FLOODING
Flood FEMA #722

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 3.1 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 0.6 ppb from 2008 (3.8 ppb) to 2027 (3.1 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,698
Water Systems
1
Water Source

Where Timberon's water comes from

Groundwater

Timberon'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 2,698 people through 1 water system.

Infrastructure

Water systems serving Timberon

System Name PWSID Population Source
TIMBERON W AND SD NM3546419 2,698 GW
Regional Comparison

How Timberon compares

Full New Mexico rankings →

Timberon's score of 43/100 is on par with the average of 44/100 among major New Mexico cities. It outscores 7 of 10 nearby cities.

Timberon (this city)
43
Las Cruces
40.1
Santa Fe
35.7
Rio Rancho
83.8
Roswell
45.8
New Mexico avg
44
City Profile

About Timberon, NM

Wikipedia →

Timberon is a census-designated place (CDP) in Otero County, New Mexico, United States, and is within the Sacramento Mountains at the southern edge of the Lincoln National Forest. The population was 345 at the 2020 census.

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Frequently asked questions

Is Timberon, NM tap water safe to drink?

Timberon's water quality earned a grade of F (43/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #124 out of 163 cities tested in New Mexico.

What contaminants are in Timberon's water?

Lead was measured at 3.1 ppb (90th percentile). 82 violations are on record.

How is Timberon'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 Timberon?

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

Where does Timberon's water come from?

Timberon's water is sourced from Groundwater. The city has 1 water system serving approximately 2,698 residents.

What health violations has Timberon's water system had?

Timberon has 10 health-based violations on record. The most recent violation was recorded in February 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 36 violations remain unresolved.

Is Timberon's groundwater at risk of contamination?

Timberon 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 82 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 Timberon's water compare to other cities?

Timberon ranks #124 out of 163 cities in New Mexico (better than 24% of state cities) and #14686 out of 15744 cities nationally (7th percentile). The grade of F reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Timberon's small water system affect quality?

Timberon's system serves approximately 2,698 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 82 violations on record.