Public water system · CO0230019
ActiveConifer Wa
At a glance
Conifer Wa (PWSID CO0230019) is an active non-transient non-community water system in Jefferson County, Colorado. It reports serving 550 people through 23 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
550
Service connections
23
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Conifer Wa compare with other water systems in Jefferson County?
By EPA's size categories, Conifer Wa is a small system (501 to 3,300 people). Jefferson County has 112 active public water systems. Its population served is well below the county average of 5,159 people per system, and accounts for less than 0.1% of the 577,783 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Conifer Wa is about 28% above that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Colorado has 183 active non-transient non-community water systems, 8.3% 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 Conifer Wa?
EPA lists Conifer Wa 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. 69 of the 112 active systems in Jefferson County (62%) are also privately owned.
Does Conifer Wa have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2014. The violations listed here began between October 2009 and January 2014. By type: 4 monitoring and reporting. The contaminants or rules involved are Total trihalomethanes (TTHM), Haloacetic acids (HAA5), Total coliform bacteria (TCR) and Chlorine. EPA lists 4 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 |
|---|---|---|---|---|
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2009-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 4 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.
Conifer Wa: frequently asked questions
Who runs Conifer Wa?
Conifer Wa (PWSID CO0230019) is a non-transient non-community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Conifer Wa serve?
Conifer Wa reports serving 550 people through 23 service connections in Jefferson County, Colorado.
Where does Conifer Wa 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 Conifer Wa have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2014. 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 Conifer Wa'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 4 violations for this system; none is health-based, and the most recent began in January 2014. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Conifer Wa's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Conifer Wa is a non-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 Jefferson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Arvada City of | Jefferson | 171,610 | Community | Surface water |
| Consolidated Mutual Maple Grove | Jefferson | 81,400 | Community | Surface water |
| Green Mountain Wsd | Jefferson | 49,400 | Community | Purchased surface water |
| Bancroft Clover Wsd | Jefferson | 44,000 | Community | Purchased surface water |
| Golden City of | Jefferson | 38,288 | Community | Surface water |
| Bear Creek Wsd | Jefferson | 30,000 | 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, “Conifer Wa, PWSID CO0230019, Colorado”, https://aquacensus.com/water-systems/colorado/conifer-wa-co0230019 (data as of October 1, 2026).