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ELEPHANT BUTTE WATER SYSTEM

PWS ID: NM3530827 · ELEPHANT BUTTE, New Mexico 87935

ELEPHANT BUTTE WATER SYSTEM serves 2,286 people in ELEPHANT BUTTE, New Mexico using Groundwater water sources. It has 19 recorded EPA violations, including 5 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (2 compounds found).

Water Quality Snapshot: ELEPHANT BUTTE WATER SYSTEM

ELEPHANT BUTTE WATER SYSTEM is a local-owned community water system that delivers drinking water to 2,286 residents in ELEPHANT BUTTE, New Mexico (Sierra County) through 1,073 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 19 total violations for this system , of which 5 (26%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 9 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is TTHM, recorded in 4 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 2 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 118 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across New Mexico, EPA tracks 1,037 public water systems serving 2,027,497 people, with 154,522 cumulative violations and 38,650 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 149 violations. ELEPHANT BUTTE WATER SYSTEM's 19 violations sit below the New Mexico average. Statewide, 70 of 72 UCMR5-tested systems have reported PFAS detections (97.2%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

2 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
2,286
Total Violations
19
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,073
County
Sierra
School/Daycare
No
MCL Violations
5
Monitoring Violations
9
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MR 4 2014
Total Haloacetic Acids (HAA5) MR 4 2014
Coliform (TCR) MCL 4 2006
Public Notice Other 1 2009
Lead and Copper Rule MR 1 2010
Fluoride MCL 1 1984

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 12 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/7/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 4/7/2025 0.0067 µg/L 0.004 µg/L Detected
PFBS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 4/7/2025 97.4000 µg/L 9 µg/L Detected
PFHpS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 4/7/2025 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 4/7/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 4/7/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFDA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 4/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 4/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/7/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFBA 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 4/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 4/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 4/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 4/7/2025 <0.004 µg/L 0.004 µg/L Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for ELEPHANT BUTTE WATER SYSTEM.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID NM3530827 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Mexico Drinking Water Authority

New Mexico's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find NM regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2014 TTHM MR 4 SDWIS / NM3530827 / 2950
2014 Total Haloacetic Acids (HAA5) MR 4 SDWIS / NM3530827 / 2456
2010 Lead and Copper Rule MR 1 SDWIS / NM3530827 / 5000
2009 Public Notice Other 1 SDWIS / NM3530827 / 7500
2006 Coliform (TCR) MCL 4 SDWIS / NM3530827 / 3100
1984 Fluoride MCL 1 SDWIS / NM3530827 / 1025

How ELEPHANT BUTTE WATER SYSTEM Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric ELEPHANT BUTTE WATER SYSTEM New Mexico avg Federal benchmark
Total violations 19 149 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 37.3 Indicates a contaminant exceeded a federal MCL
PFAS detection 2 compounds 97.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,286 1,955 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,037 regulated public water systems in New Mexico.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is ELEPHANT BUTTE WATER SYSTEM water safe to drink? ▼
ELEPHANT BUTTE WATER SYSTEM (PWS ID: NM3530827) has 19 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 2 PFAS compounds found. This system serves 2,286 people using Groundwater sources.
How many people does ELEPHANT BUTTE WATER SYSTEM serve? ▼
ELEPHANT BUTTE WATER SYSTEM serves 2,286 people in ELEPHANT BUTTE, New Mexico. It is a Local-owned system using Groundwater water sources with 1,073 service connections.
What type of violations does ELEPHANT BUTTE WATER SYSTEM have? ▼
ELEPHANT BUTTE WATER SYSTEM has 19 total violations: 5 health-based violations (MCL exceedances or treatment failures), 9 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ELEPHANT BUTTE WATER SYSTEM water? ▼
Yes. UCMR5 testing detected 2 PFAS compounds in ELEPHANT BUTTE WATER SYSTEM's water supply: PFOS, lithium. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does ELEPHANT BUTTE WATER SYSTEM use? ▼
ELEPHANT BUTTE WATER SYSTEM uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial