Public water system · CO0357725
ActiveSunshine Cg
At a glance
Sunshine Cg (PWSID CO0357725) is an active transient non-community water system in San Miguel County, Colorado. It reports serving 46 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in September 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
46
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Sunshine Cg compare with other water systems in San Miguel County?
By EPA's size categories, Sunshine Cg is a very small system (500 people or fewer). San Miguel County has 20 active public water systems. Its population served is well below the county average of 1,103 people per system, and accounts for 0.2% of the 22,054 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Sunshine Cg is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Colorado has 956 active transient non-community water systems, 43% 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 Sunshine Cg?
EPA lists Sunshine Cg as owned by the federal government. 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. 3 of the 20 active systems in San Miguel County (15%) are also owned by the federal government.
Does Sunshine Cg have drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in September 2019. The violations listed here began between September 2002 and September 2019. By type: 3 monitoring and reporting, 1 public notice, recordkeeping or other, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 5 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-09-25 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Unaddressed |
| 2017-06-11 | Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2016-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-08-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 6 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.
Sunshine Cg: frequently asked questions
Who runs Sunshine Cg?
Sunshine Cg (PWSID CO0357725) is a transient non-community water system owned by the federal government. It is regulated by the CO state drinking water program.
How many people does Sunshine Cg serve?
Sunshine Cg reports serving 46 people through 1 service connection in San Miguel County, Colorado.
Where does Sunshine Cg 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 Sunshine Cg have any drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in September 2019. 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 Sunshine Cg's 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. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in September 2019. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Sunshine Cg's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Sunshine Cg is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in San Miguel County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mountain Village Town of | San Miguel | 9,700 | Community | Groundwater |
| Telluride Town of | San Miguel | 7,900 | Community | Surface water |
| Norwood Water Commission | San Miguel | 1,700 | Community | Surface water |
| Telluride Regional Airport | San Miguel | 485 | Transient non-community | Groundwater |
| Aldasoro Ranch Hoc | San Miguel | 412 | Community | Groundwater |
| Ilium Valley Ws | San Miguel | 322 | 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, “Sunshine Cg, PWSID CO0357725, Colorado”, https://aquacensus.com/water-systems/colorado/sunshine-cg-co0357725 (data as of October 1, 2026).