PlainWater

COTTONWOOD MONTESSORI

PWS ID: NM3581923 · CORRALES, New Mexico 87048

COTTONWOOD MONTESSORI serves 240 people in CORRALES, New Mexico using Groundwater water sources. It has 183 recorded EPA violations, including 51 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: COTTONWOOD MONTESSORI

COTTONWOOD MONTESSORI is a private-owned non-transient non-community water system that delivers drinking water to 240 residents in CORRALES, New Mexico (Sandoval County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 183 total violations for this system , of which 51 (28%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 74 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 40 violations (MR). 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. COTTONWOOD MONTESSORI's 183 violations sit above 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.

Population Served
240
Total Violations
183
Health-Based Violations
51
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Sandoval
School/Daycare
Yes
MCL Violations
30
Monitoring Violations
74
Treatment Tech Violations
21

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 40 2014
Coliform (TCR) MCL 30 2014
Public Notice Other 29 2024
Lead and Copper Rule MR 19 2014
Groundwater Rule TT 19 2016
Coliform (TCR) Other 16 2002
Revised Total Coliform Rule MON 12 2023
E. COLI MR 3 2014
Revised Total Coliform Rule Other 3 2016
LEAD AND COPPER RULE REVISIONS RPT 2 2024
LEAD AND COPPER RULE REVISIONS TT 2 2024

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 COTTONWOOD MONTESSORI.

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 NM3581923 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
2024 Public Notice Other 29 SDWIS / NM3581923 / 7500
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / NM3581923 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / NM3581923 / 5200
2023 Revised Total Coliform Rule MON 12 SDWIS / NM3581923 / 8000
2016 Groundwater Rule TT 19 SDWIS / NM3581923 / 0700
2016 Revised Total Coliform Rule Other 3 SDWIS / NM3581923 / 8000
2014 Coliform (TCR) MR 40 SDWIS / NM3581923 / 3100
2014 Coliform (TCR) MCL 30 SDWIS / NM3581923 / 3100
2014 Lead and Copper Rule MR 19 SDWIS / NM3581923 / 5000
2014 E. COLI MR 3 SDWIS / NM3581923 / 3014
2002 Coliform (TCR) Other 16 SDWIS / NM3581923 / 3100

How COTTONWOOD MONTESSORI Compares

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

Metric COTTONWOOD MONTESSORI New Mexico avg Federal benchmark
Total violations 183 149 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 51 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 240 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 COTTONWOOD MONTESSORI water safe to drink?
COTTONWOOD MONTESSORI (PWS ID: NM3581923) has 183 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 240 people using Groundwater sources.
How many people does COTTONWOOD MONTESSORI serve?
COTTONWOOD MONTESSORI serves 240 people in CORRALES, New Mexico. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does COTTONWOOD MONTESSORI have?
COTTONWOOD MONTESSORI has 183 total violations: 51 health-based violations (MCL exceedances or treatment failures), 74 monitoring/reporting violations, and 21 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in COTTONWOOD MONTESSORI water?
No PFAS testing data is available for COTTONWOOD MONTESSORI under the EPA's UCMR5 monitoring program.
What water source does COTTONWOOD MONTESSORI use?
COTTONWOOD MONTESSORI uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

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