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Community Water System · PWS NM3510026

Canoncito at Apache Canyon

Santa Fe, New Mexico 87502 - drinking water served from groundwater sources to 250 people, tracked in EPA SDWIS and UCMR5.

250
People served
336
EPA violations
55
Health-based
Untested
UCMR5 result

The verdict

EPA records 336 drinking-water violations at Canoncito at Apache Canyon, 16% of them health-based - above the New Mexico per-system average.

336
Total EPA violations on record
16%
Health-based (MCL / treatment failure)
250
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Canoncito at Apache Canyon

Canoncito at Apache Canyon is a local-owned community water system that delivers drinking water to 250 residents in Santa Fe, New Mexico (Santa Fe County) through 82 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 336 total violations for this system , of which 55 (16%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 112 monitoring and reporting violations are on file. The most recent violation on record dates to 2017.

The most frequently cited contaminant at this system is Public Notice, recorded in 21 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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%).

Canoncito at Apache Canyon's 336 violations sit above 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
250
Total Violations
336
Health-Based Violations
55
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
82
County
Santa Fe
School/Daycare
No
MCL Violations
51
Monitoring Violations
112
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 21 2017
Gross Alpha, Excl. Radon and U MR 20 2008
Gross Alpha, Excl. Radon and U MCL 18 2008
Combined Radium (-226 and -228) MCL 17 2004
Combined Uranium MR 15 2008
Combined Uranium MCL 12 2006
Radium-226 MR 12 2006
Radium-228 MR 12 2006
Gross Beta Particle Activity MR 12 2006
Lead and Copper Rule MR 12 2015
Combined Radium (-226 and -228) MR 5 2004
Consumer Confidence Rule Other 4 1999
Nitrate MR 4 2001
Coliform (TCR) MCL 4 2014
Revised Total Coliform Rule MON 4 2016
Revised Total Coliform Rule Other 4 2016
Groundwater Rule TT 4 2015
Coliform (TCR) MR 3 1993
Chromium MR 2 1983
Mercury MR 2 1983
Selenium MR 2 1983
Arsenic MR 2 1983
Barium MR 2 1983
Cadmium MR 2 1983
Coliform (TCR) Other 1 1993
Fluoride MR 1 1982

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 Canoncito at Apache Canyon.

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 NM3510026 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
2017 Public Notice Other 21 SDWIS / NM3510026 / 7500
2016 Revised Total Coliform Rule MON 4 SDWIS / NM3510026 / 8000
2016 Revised Total Coliform Rule Other 4 SDWIS / NM3510026 / 8000
2015 Lead and Copper Rule MR 12 SDWIS / NM3510026 / 5000
2015 Groundwater Rule TT 4 SDWIS / NM3510026 / 0700
2014 Coliform (TCR) MCL 4 SDWIS / NM3510026 / 3100
2008 Gross Alpha, Excl. Radon and U MR 20 SDWIS / NM3510026 / 4000
2008 Gross Alpha, Excl. Radon and U MCL 18 SDWIS / NM3510026 / 4000
2008 Combined Uranium MR 15 SDWIS / NM3510026 / 4006
2006 Combined Uranium MCL 12 SDWIS / NM3510026 / 4006
2006 Radium-226 MR 12 SDWIS / NM3510026 / 4020
2006 Radium-228 MR 12 SDWIS / NM3510026 / 4030
2006 Gross Beta Particle Activity MR 12 SDWIS / NM3510026 / 4100
2004 Combined Radium (-226 and -228) MCL 17 SDWIS / NM3510026 / 4010
2004 Combined Radium (-226 and -228) MR 5 SDWIS / NM3510026 / 4010

How Canoncito at Apache Canyon Compares

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

Metric Canoncito at Apache Canyon New Mexico avg Federal benchmark
Total violations 336 149 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 55 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 250 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 Canoncito at Apache Canyon water safe to drink? ▼
Canoncito at Apache Canyon (PWS ID: NM3510026) has 336 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 250 people using Groundwater sources.
How many people does Canoncito at Apache Canyon serve? ▼
Canoncito at Apache Canyon serves 250 people in Santa Fe, New Mexico. It is a Local-owned system using Groundwater water sources with 82 service connections.
What type of violations does Canoncito at Apache Canyon have? ▼
Canoncito at Apache Canyon has 336 total violations: 55 health-based violations (MCL exceedances or treatment failures), 112 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Canoncito at Apache Canyon water? ▼
No PFAS testing data is available for Canoncito at Apache Canyon under the EPA's UCMR5 monitoring program.
What water source does Canoncito at Apache Canyon use? ▼
Canoncito at Apache Canyon 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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

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.