Public water system · CO0230013
ActiveCoal Creek Elementary
At a glance
Coal Creek Elementary (PWSID CO0230013) is an active non-transient non-community water system in Jefferson County, Colorado. It reports serving 150 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Coal Creek Elementary compare with other water systems in Jefferson County?
By EPA's size categories, Coal Creek Elementary is a very small system (500 people or fewer). 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 Coal Creek Elementary is about 65% below 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 Coal Creek Elementary?
EPA lists Coal Creek Elementary 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. 39 of the 112 active systems in Jefferson County (35%) are also owned by a local government.
Does Coal Creek Elementary have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2022. The violations listed here began between April 2022 and April 2022. By type: 2 monitoring and reporting. The contaminants or rules involved are Di(2-ethylhexyl) phthalate and Fluoride. EPA lists 2 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 |
|---|---|---|---|---|
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
All 2 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.
Coal Creek Elementary: frequently asked questions
Who runs Coal Creek Elementary?
Coal Creek Elementary (PWSID CO0230013) is a non-transient non-community water system owned by a local government. It is regulated by the CO state drinking water program.
How many people does Coal Creek Elementary serve?
Coal Creek Elementary reports serving 150 people through 2 service connections in Jefferson County, Colorado.
Where does Coal Creek Elementary 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 Coal Creek Elementary have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2022. 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 Coal Creek Elementary'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 2 violations for this system; none is health-based, and the most recent began in April 2022. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Coal Creek Elementary's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Coal Creek Elementary 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 |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Coal Creek Elementary, PWSID CO0230013, Colorado”, https://aquacensus.com/water-systems/colorado/coal-creek-elementary-co0230013 (data as of October 1, 2026).