Public water system · CO0125843
ActiveWinter Park Wsd
At a glance
Winter Park Wsd (PWSID CO0125843) is an active community water system in Grand County, Colorado. It reports serving 6,635 people through 352 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,635
Service connections
352
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Winter Park Wsd compare with other water systems in Grand County?
By EPA's size categories, Winter Park Wsd is a medium system (3,301 to 10,000 people). Grand County has 77 active public water systems, and Winter Park Wsd is the largest of them by population served. Its population served is about 9.1 times the county average of 728 people per system, and accounts for 12% of the 56,067 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 Winter Park Wsd is roughly in line with 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 228 Colorado systems (10%) list surface water as their primary source.
Who owns and regulates Winter Park Wsd?
EPA lists Winter Park Wsd as owned by a local 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. 17 of the 77 active systems in Grand County (22%) are also owned by a local government.
Does Winter Park Wsd have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2009. The violations listed here began between January 2005 and January 2009. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Thallium (2 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 |
|---|---|---|---|---|
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2007-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | 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.
Winter Park Wsd: frequently asked questions
Who runs Winter Park Wsd?
Winter Park Wsd (PWSID CO0125843) is a community water system owned by a local government. It is regulated by the CO state drinking water program.
How many people does Winter Park Wsd serve?
Winter Park Wsd reports serving 6,635 people through 352 service connections in Grand County, Colorado.
Where does Winter Park Wsd get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Winter Park Wsd have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2009. 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 Winter Park Wsd'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Winter Park Wsd's water quality report?
As a community water system, Winter Park Wsd 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 Grand County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Grand County Water No 1 | Grand | 5,400 | Community | Surface water |
| Winter Park Resort Sunspot | Grand | 5,006 | Transient non-community | Groundwater |
| Winter Park Resort Snoasis | Grand | 5,001 | Transient non-community | Groundwater |
| Winter Park Resort Lunch Rock | Grand | 5,001 | Transient non-community | Groundwater |
| Winter Park Ranch Wsd | Grand | 3,250 | Community | Groundwater |
| Granby Town of South Service Area | Grand | 2,300 | Community | Groundwater under influence of surface water |
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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, “Winter Park Wsd, PWSID CO0125843, Colorado”, https://aquacensus.com/water-systems/colorado/winter-park-wsd-co0125843 (data as of October 1, 2026).