Public water system · CO0101040
ActiveCrestview Wsd
At a glance
Crestview Wsd (PWSID CO0101040) is an active community water system in Adams County, Colorado. It reports serving 23,756 people through 4,491 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
23,756
Service connections
4,491
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Crestview Wsd compare with other water systems in Adams County?
By EPA's size categories, Crestview Wsd is a large system (10,001 to 100,000 people). Adams County has 82 active public water systems, and Crestview Wsd is the 6th-largest of them by population served. Its population served is about 174% above the county average of 8,669 people per system, and accounts for 3.3% of the 710,822 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 Crestview Wsd is about 3.5 times 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 337 Colorado systems (15%) list purchased surface water as their primary source.
Who owns and regulates Crestview Wsd?
EPA lists Crestview 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. 19 of the 82 active systems in Adams County (23%) are also owned by a local government.
Does Crestview Wsd have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Crestview Wsd. For the latest compliance status, check EPA ECHO for current compliance history.
Crestview Wsd: frequently asked questions
Who runs Crestview Wsd?
Crestview Wsd (PWSID CO0101040) is a community water system owned by a local government. It is regulated by the CO state drinking water program.
How many people does Crestview Wsd serve?
Crestview Wsd reports serving 23,756 people through 4,491 service connections in Adams County, Colorado.
Where does Crestview Wsd get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Crestview Wsd have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Crestview 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. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Crestview Wsd's water quality report?
As a community water system, Crestview 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 Adams County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Thornton City of | Adams | 226,465 | Community | Surface water |
| Westminster City of | Adams | 202,078 | Community | Surface water |
| South Adams County Wsd | Adams | 75,559 | Community | Purchased surface water |
| Brighton City of | Adams | 56,304 | Community | Purchased surface water |
| Northglenn City of | Adams | 48,927 | Community | Surface water |
| North Washington Street Wsd | Adams | 14,500 | Community | Purchased 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, “Crestview Wsd, PWSID CO0101040, Colorado”, https://aquacensus.com/water-systems/colorado/crestview-wsd-co0101040 (data as of October 1, 2026).