PlainWater

SIERRA VISTA SOUTH WATER COOP

PWS ID: NM3511201 · CEDAR CREST, New Mexico 87008

SIERRA VISTA SOUTH WATER COOP serves 128 people in CEDAR CREST, New Mexico using Groundwater water sources. It has 41 recorded EPA violations, including 10 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SIERRA VISTA SOUTH WATER COOP

SIERRA VISTA SOUTH WATER COOP is a private-owned community water system that delivers drinking water to 128 residents in CEDAR CREST, New Mexico (Bernalillo County) through 51 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 41 total violations for this system , of which 10 (24%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 18 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 Lead and Copper Rule, recorded in 13 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. SIERRA VISTA SOUTH WATER COOP's 41 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.

Population Served
128
Total Violations
41
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
51
County
Bernalillo
School/Daycare
No
MCL Violations
10
Monitoring Violations
18
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 13 2016
Consumer Confidence Rule Other 11 2017
Di(2-ethylhexyl) phthalate MCL 10 2003
Total Haloacetic Acids (HAA5) MR 4 2016
Endothall MR 1 2006

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 SIERRA VISTA SOUTH WATER COOP.

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 NM3511201 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 Consumer Confidence Rule Other 11 SDWIS / NM3511201 / 7000
2016 Lead and Copper Rule MR 13 SDWIS / NM3511201 / 5000
2016 Total Haloacetic Acids (HAA5) MR 4 SDWIS / NM3511201 / 2456
2006 Endothall MR 1 SDWIS / NM3511201 / 2033
2003 Di(2-ethylhexyl) phthalate MCL 10 SDWIS / NM3511201 / 2039

How SIERRA VISTA SOUTH WATER COOP Compares

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

Metric SIERRA VISTA SOUTH WATER COOP New Mexico avg Federal benchmark
Total violations 41 149 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 10 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 128 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 SIERRA VISTA SOUTH WATER COOP water safe to drink?
SIERRA VISTA SOUTH WATER COOP (PWS ID: NM3511201) has 41 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 128 people using Groundwater sources.
How many people does SIERRA VISTA SOUTH WATER COOP serve?
SIERRA VISTA SOUTH WATER COOP serves 128 people in CEDAR CREST, New Mexico. It is a Private-owned system using Groundwater water sources with 51 service connections.
What type of violations does SIERRA VISTA SOUTH WATER COOP have?
SIERRA VISTA SOUTH WATER COOP has 41 total violations: 10 health-based violations (MCL exceedances or treatment failures), 18 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SIERRA VISTA SOUTH WATER COOP water?
No PFAS testing data is available for SIERRA VISTA SOUTH WATER COOP under the EPA's UCMR5 monitoring program.
What water source does SIERRA VISTA SOUTH WATER COOP use?
SIERRA VISTA SOUTH WATER COOP 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.

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