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Community Water System · PWS NM3510324

Lower Valley Water Users Association

Kirtland, New Mexico 87417 - drinking water served from surface water sources to 7,615 people, tracked in EPA SDWIS and UCMR5.

7,615
People served
69
EPA violations
24
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 69 drinking-water violations at Lower Valley Water Users Association, 35% of them health-based - below the New Mexico per-system average.

69
Total EPA violations on record
35%
Health-based (MCL / treatment failure)
7,615
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lower Valley Water Users Association

Lower Valley Water Users Association is a local-owned community water system that delivers drinking water to 7,615 residents in Kirtland, New Mexico (San Juan County) through 2,940 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 69 total violations for this system , of which 24 (35%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 37 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 20 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. Statewide, 70 of 72 UCMR5-tested systems have reported PFAS detections (97.2%).

Lower Valley Water Users Association's 69 violations sit below the New Mexico average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
7,615
Total Violations
69
Health-Based Violations
24
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
2,940
County
San Juan
School/Daycare
No
MCL Violations
24
Monitoring Violations
37
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 20 2019
TTHM MR 16 2014
Total Haloacetic Acids (HAA5) MR 16 2014
Asbestos MR 4 2020
Coliform (TCR) MCL 4 1999
Lead and Copper Rule MR 1 2013

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
8:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 8/8/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 8/8/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 8/8/2023 <6.00 ppt 6.00 ppt Not Detected
PFHpS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 8/8/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
PFOA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
PFHpA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 5/24/2023 <8.00 ppt 8.00 ppt Not Detected
ADONA 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 5/24/2023 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 5/24/2023 <6.00 ppt 6.00 ppt Not Detected
NFDHA 5/24/2023 <20.00 ppt 20.00 ppt Not Detected
9Cl-PF3ONS 5/24/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 5/24/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFEESA 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 5/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeS 5/24/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 5/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 5/24/2023 <3.00 ppt 3.00 ppt 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 Lower Valley Water Users Association.

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 NM3510324 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
2020 Asbestos MR 4 SDWIS / NM3510324 / 1094
2019 Total Haloacetic Acids (HAA5) MCL 20 SDWIS / NM3510324 / 2456
2014 TTHM MR 16 SDWIS / NM3510324 / 2950
2014 Total Haloacetic Acids (HAA5) MR 16 SDWIS / NM3510324 / 2456
2013 Lead and Copper Rule MR 1 SDWIS / NM3510324 / 5000
1999 Coliform (TCR) MCL 4 SDWIS / NM3510324 / 3100

How Lower Valley Water Users Association Compares

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

Metric Lower Valley Water Users Association New Mexico avg Federal benchmark
Total violations 69 149 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 24 37.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 97.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 7,615 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lower Valley Water Users Association water safe to drink?
Lower Valley Water Users Association (PWS ID: NM3510324) has 69 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 7,615 people using Surface Water sources.
How many people does Lower Valley Water Users Association serve?
Lower Valley Water Users Association serves 7,615 people in Kirtland, New Mexico. It is a Local-owned system using Surface Water water sources with 2,940 service connections.
What type of violations does Lower Valley Water Users Association have?
Lower Valley Water Users Association has 69 total violations: 24 health-based violations (MCL exceedances or treatment failures), 37 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lower Valley Water Users Association water?
No. Lower Valley Water Users Association was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Lower Valley Water Users Association use?
Lower Valley Water Users Association uses Surface Water 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.
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.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.