Public water system · CO0151350
ActiveMountain Shadows Mobile Estates
At a glance
Mountain Shadows Mobile Estates (PWSID CO0151350) is an active community water system in Pueblo County, Colorado. It reports serving 45 people through 31 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
45
Service connections
31
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mountain Shadows Mobile Estates compare with other water systems in Pueblo County?
By EPA's size categories, Mountain Shadows Mobile Estates is a very small system (500 people or fewer). Pueblo County has 27 active public water systems. Its population served is well below the county average of 6,191 people per system, and accounts for less than 0.1% of the 167,168 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active community water system reports serving 6,703 people, so Mountain Shadows Mobile Estates is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Colorado has 1,068 active community water systems, 48% of the state's 2,207 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,437 Colorado systems (65%) list groundwater as their primary source.
Who owns and regulates Mountain Shadows Mobile Estates?
EPA lists Mountain Shadows Mobile Estates as privately owned. The CO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 17 of the 27 active systems in Pueblo County (63%) are also privately owned.
Does Mountain Shadows Mobile Estates have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2026. The violations listed here began between January 2011 and January 2026. By type: 8 monitoring and reporting and 4 contaminant level above the legal limit. The contaminant or rule involved most often is Combined Radium (-226 and -228) (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2014-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2013-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2012-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2011-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Mountain Shadows Mobile Estates: frequently asked questions
Who runs Mountain Shadows Mobile Estates?
Mountain Shadows Mobile Estates (PWSID CO0151350) is a community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Mountain Shadows Mobile Estates serve?
Mountain Shadows Mobile Estates reports serving 45 people through 31 service connections in Pueblo County, Colorado.
Where does Mountain Shadows Mobile Estates get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Mountain Shadows Mobile Estates have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2026. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Mountain Shadows Mobile Estates' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Mountain Shadows Mobile Estates' water quality report?
As a community water system, Mountain Shadows Mobile Estates must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Pueblo County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pueblo Board of Ww | Pueblo | 114,070 | Community | Surface water |
| Pueblo West Md | Pueblo | 30,000 | Community | Surface water |
| St Charles Mesa Wd | Pueblo | 9,690 | Community | Surface water |
| Chemical Materials Activity West | Pueblo | 3,000 | Non-transient non-community | Groundwater |
| Colorado City Md | Pueblo | 2,755 | Community | Surface water |
| Avondale Wsd | Pueblo | 1,615 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Mountain Shadows Mobile Estates, PWSID CO0151350, Colorado”, https://aquacensus.com/water-systems/colorado/mountain-shadows-mobile-estates-co0151350 (data as of October 1, 2026).