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Community Water System · PWS CO0120717

Spring Valley MD No 1

Lakewood, Colorado 80228 - drinking water served from groundwater sources to 1,788 people, tracked in EPA SDWIS and UCMR5.

1,788
People served
215
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 215 drinking-water violations at Spring Valley MD No 1 - above the Colorado per-system average.

215
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
1,788
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Spring Valley MD No 1

Spring Valley MD No 1 is a private-owned community water system that delivers drinking water to 1,788 residents in Lakewood, Colorado (Elbert County) through 665 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 215 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 215 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 7 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%).

Spring Valley MD No 1's 215 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
1,788
Total Violations
215
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
665
County
Elbert
School/Daycare
No
MCL Violations
0
Monitoring Violations
215
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 7 2021
1,2-Dichloroethane MR 4 2007
1,2,4-Trichlorobenzene MR 4 2007
1,1,1-Trichloroethane MR 4 2007
Carbon tetrachloride MR 4 2007
1,1,2-Trichloroethane MR 4 2007
CHLOROBENZENE MR 4 2007
Benzene MR 4 2007
Toluene MR 4 2007
Ethylbenzene MR 4 2007
Styrene MR 4 2007
Endrin MR 4 2007
Methoxychlor MR 4 2007
Diquat MR 4 2007
OXAMYL MR 4 2007
Simazine MR 4 2007
Di(2-ethylhexyl) phthalate MR 4 2007
Picloram MR 4 2007
Aldicarb sulfoxide MR 4 2007
Aldicarb sulfone MR 4 2007
Carbofuran MR 4 2007
Aldicarb MR 4 2007
Atrazine MR 4 2007
LASSO MR 4 2007
2,4-D MR 4 2007
2,4,5-TP MR 4 2007
Benzo(a)pyrene MR 4 2007
Pentachlorophenol MR 4 2007
Total Polychlorinated Biphenyls (PCB) MR 4 2007
1,2-DIBROMO-3-CHLOROPROPANE MR 4 2007

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 Spring Valley MD No 1.

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 CO0120717 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 Spring Valley MD No 1 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
2021 Lead and Copper Rule MR 7 SDWIS / CO0120717 / 5000
2007 1,2-Dichloroethane MR 4 SDWIS / CO0120717 / 2980
2007 1,2,4-Trichlorobenzene MR 4 SDWIS / CO0120717 / 2378
2007 1,1,1-Trichloroethane MR 4 SDWIS / CO0120717 / 2981
2007 Carbon tetrachloride MR 4 SDWIS / CO0120717 / 2982
2007 1,1,2-Trichloroethane MR 4 SDWIS / CO0120717 / 2985
2007 CHLOROBENZENE MR 4 SDWIS / CO0120717 / 2989
2007 Benzene MR 4 SDWIS / CO0120717 / 2990
2007 Toluene MR 4 SDWIS / CO0120717 / 2991
2007 Ethylbenzene MR 4 SDWIS / CO0120717 / 2992
2007 Styrene MR 4 SDWIS / CO0120717 / 2996
2007 Endrin MR 4 SDWIS / CO0120717 / 2005
2007 Methoxychlor MR 4 SDWIS / CO0120717 / 2015
2007 Diquat MR 4 SDWIS / CO0120717 / 2032
2007 OXAMYL MR 4 SDWIS / CO0120717 / 2036

How Spring Valley MD No 1 Compares

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

Metric Spring Valley MD No 1 Colorado avg Federal benchmark
Total violations 215 108.9 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 1,788 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 Spring Valley MD No 1 water safe to drink? ▼
Spring Valley MD No 1 (PWS ID: CO0120717) has 215 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,788 people using Groundwater sources.
How many people does Spring Valley MD No 1 serve? ▼
Spring Valley MD No 1 serves 1,788 people in Lakewood, Colorado. It is a Private-owned system using Groundwater water sources with 665 service connections.
What type of violations does Spring Valley MD No 1 have? ▼
Spring Valley MD No 1 has 215 total violations: 0 health-based violations (MCL exceedances or treatment failures), 215 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Spring Valley MD No 1 water? ▼
No PFAS testing data is available for Spring Valley MD No 1 under the EPA's UCMR5 monitoring program.
What water source does Spring Valley MD No 1 use? ▼
Spring Valley MD No 1 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.