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Non-Transient Non-Community Water System · PWS CO0202701

Sangre de Cristo Lane Seven School

Mosca, Colorado 81146 - drinking water served from groundwater sources to 445 people, tracked in EPA SDWIS and UCMR5.

445
People served
149
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 149 drinking-water violations at Sangre de Cristo Lane Seven School - above the Colorado per-system average.

149
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
445
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sangre de Cristo Lane Seven School

Sangre de Cristo Lane Seven School is a private-owned non-transient non-community water system that delivers drinking water to 445 residents in Mosca, Colorado (Alamosa County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 149 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 148 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is DICHLOROMETHANE, recorded in 6 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 Colorado, EPA tracks 2,193 public water systems serving 7,473,456 people, with 238,796 cumulative violations and 30,589 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 108.9 violations. Statewide, 98 of 163 UCMR5-tested systems have reported PFAS detections (60.1%).

Sangre de Cristo Lane Seven School's 149 violations sit above the Colorado 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
445
Total Violations
149
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Alamosa
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
148
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
DICHLOROMETHANE MR 6 2014
o-Dichlorobenzene MR 6 2014
p-Dichlorobenzene MR 6 2014
trans-1,2-Dichloroethylene MR 6 2014
1,2-Dichloroethane MR 6 2014
Carbon tetrachloride MR 6 2014
1,2-Dichloropropane MR 6 2014
Tetrachloroethylene MR 6 2014
CHLOROBENZENE MR 6 2014
Ethylbenzene MR 6 2014
Revised Total Coliform Rule MON 6 2016
Vinyl chloride MR 6 2014
1,1-Dichloroethylene MR 6 2014
1,1,1-Trichloroethane MR 6 2014
Trichloroethylene MR 6 2014
Toluene MR 6 2014
Styrene MR 6 2014
cis-1,2-Dichloroethylene MR 6 2014
Xylenes, Total MR 6 2014
1,1,2-Trichloroethane MR 6 2014
1,2,4-Trichlorobenzene MR 6 2014
Benzene MR 6 2014
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 4 2016
Chlorine MR 3 2016
TTHM MR 3 2012
Total Haloacetic Acids (HAA5) MR 3 2012
Lead and Copper Rule MR 3 2016

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 Sangre de Cristo Lane Seven School.

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 CO0202701 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Colorado Drinking Water Authority

Colorado Department of Public Health and Environment, Water Quality Control is the primacy agency that licenses and inspects Sangre de Cristo Lane Seven School under EPA-delegated authority.

Open CO regulator portal

Source: Colorado Department of Public Health and Environment, Water Quality Control

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
2016 Revised Total Coliform Rule MON 6 SDWIS / CO0202701 / 8000
2016 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 4 SDWIS / CO0202701 / 0600
2016 Chlorine MR 3 SDWIS / CO0202701 / 0999
2016 Lead and Copper Rule MR 3 SDWIS / CO0202701 / 5000
2014 DICHLOROMETHANE MR 6 SDWIS / CO0202701 / 2964
2014 o-Dichlorobenzene MR 6 SDWIS / CO0202701 / 2968
2014 p-Dichlorobenzene MR 6 SDWIS / CO0202701 / 2969
2014 trans-1,2-Dichloroethylene MR 6 SDWIS / CO0202701 / 2979
2014 1,2-Dichloroethane MR 6 SDWIS / CO0202701 / 2980
2014 Carbon tetrachloride MR 6 SDWIS / CO0202701 / 2982
2014 1,2-Dichloropropane MR 6 SDWIS / CO0202701 / 2983
2014 Tetrachloroethylene MR 6 SDWIS / CO0202701 / 2987
2014 CHLOROBENZENE MR 6 SDWIS / CO0202701 / 2989
2014 Ethylbenzene MR 6 SDWIS / CO0202701 / 2992
2014 Vinyl chloride MR 6 SDWIS / CO0202701 / 2976

How Sangre de Cristo Lane Seven School Compares

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

Metric Sangre de Cristo Lane Seven School Colorado avg Federal benchmark
Total violations 149 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 13.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 445 3,408 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,193 regulated public water systems in Colorado.

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 Sangre de Cristo Lane Seven School water safe to drink? ▼
Sangre de Cristo Lane Seven School (PWS ID: CO0202701) has 149 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 445 people using Groundwater sources.
How many people does Sangre de Cristo Lane Seven School serve? ▼
Sangre de Cristo Lane Seven School serves 445 people in Mosca, Colorado. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Sangre de Cristo Lane Seven School have? ▼
Sangre de Cristo Lane Seven School has 149 total violations: 0 health-based violations (MCL exceedances or treatment failures), 148 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sangre de Cristo Lane Seven School water? ▼
No PFAS testing data is available for Sangre de Cristo Lane Seven School under the EPA's UCMR5 monitoring program.
What water source does Sangre de Cristo Lane Seven School use? ▼
Sangre de Cristo Lane Seven School 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.
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.