Public water system · CO0162121
ActiveAristocrat Ranchette Water Project
At a glance
Aristocrat Ranchette Water Project (PWSID CO0162121) is an active community water system in Weld County, Colorado. It reports serving 1,715 people through 476 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 11 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,715
Service connections
476
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Aristocrat Ranchette Water Project compare with other water systems in Weld County?
By EPA's size categories, Aristocrat Ranchette Water Project is a small system (501 to 3,300 people). Weld County has 75 active public water systems. Its population served is about 64% below the county average of 4,824 people per system, and accounts for 0.5% of the 361,765 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 Aristocrat Ranchette Water Project is well below 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 Aristocrat Ranchette Water Project?
EPA lists Aristocrat Ranchette Water Project 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. 43 of the 75 active systems in Weld County (57%) are also privately owned.
Does Aristocrat Ranchette Water Project have drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between January 1993 and July 2025. By type: 7 monitoring and reporting, 3 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Lead and Copper Rule (5 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2018-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-12-31 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2014-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1999-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 11 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.
Aristocrat Ranchette Water Project: frequently asked questions
Who runs Aristocrat Ranchette Water Project?
Aristocrat Ranchette Water Project (PWSID CO0162121) is a community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Aristocrat Ranchette Water Project serve?
Aristocrat Ranchette Water Project reports serving 1,715 people through 476 service connections in Weld County, Colorado.
Where does Aristocrat Ranchette Water Project 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 Aristocrat Ranchette Water Project have any drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in July 2025. 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 Aristocrat Ranchette Water Project'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 11 violations for this system; none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Aristocrat Ranchette Water Project's water quality report?
As a community water system, Aristocrat Ranchette Water Project 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 Weld County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Greeley City of | Weld | 132,310 | Community | Surface water |
| Firestone Town of | Weld | 27,798 | Community | Purchased surface water |
| Johnstown Town of | Weld | 27,295 | Community | Surface water |
| Windsor Town of | Weld | 23,500 | Community | Purchased surface water |
| Evans City of | Weld | 19,369 | Community | Purchased surface water |
| Frederick Town of | Weld | 17,173 | 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, “Aristocrat Ranchette Water Project, PWSID CO0162121, Colorado”, https://aquacensus.com/water-systems/colorado/aristocrat-ranchette-water-project-co0162121 (data as of October 1, 2026).