Public water system · CO0117700
ActiveRico Town of
At a glance
Town of Rico (PWSID CO0117700) is an active community water system in Dolores County, Colorado. It reports serving 437 people through 236 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in February 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
437
Service connections
236
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Town of Rico compare with other water systems in Dolores County?
By EPA's size categories, Town of Rico is a very small system (500 people or fewer). Dolores County has 6 active public water systems, and Town of Rico is the 2nd-largest of them by population served. Its population served is about 85% above the county average of 237 people per system, and accounts for 31% of the 1,420 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 Town of Rico 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. 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 Town of Rico?
EPA lists Town of Rico 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. 2 of the 6 active systems in Dolores County (33%) are also owned by a local government.
Does Town of Rico have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in February 2024. The violations listed here began between July 2006 and February 2024. By type: 8 monitoring and reporting, 2 monitoring and 2 required treatment not met. The contaminant or rule involved most often is Chlorine (3 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 |
|---|---|---|---|---|
| 2024-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2022-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2020-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2009-03-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | E. colicode 3014 | No | Resolved |
| 2007-08-02 | Required treatment not metFailure to Filter (SWTR) · code 42 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2007-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2006-07-01 | Required treatment not metPublic Education · code 65 | Lead and Copper Rulecode 5000 | Yes | 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.
Town of Rico: frequently asked questions
Who runs Town of Rico?
Town of Rico (PWSID CO0117700) is a community water system owned by a local government. It is regulated by the CO state drinking water program.
How many people does Town of Rico serve?
Town of Rico reports serving 437 people through 236 service connections in Dolores County, Colorado.
Where does Town of Rico 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 Town of Rico have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in February 2024. 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 Town of Rico'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, 2 are health-based, and the most recent began in February 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Town of Rico's water quality report?
As a community water system, Town of Rico 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 Dolores County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dove Creek Town of | Dolores | 850 | Community | Surface water |
| Dunton Hot Springs Inc. | Dolores | 47 | Non-transient non-community | Groundwater |
| Cayton Cg | Dolores | 36 | Transient non-community | Groundwater |
| Mavreeso Cg | Dolores | 25 | Transient non-community | Groundwater under influence of surface water |
| West Dolores Campground | Dolores | 25 | Transient non-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, “Rico Town of, PWSID CO0117700, Colorado”, https://aquacensus.com/water-systems/colorado/rico-town-of-co0117700 (data as of October 1, 2026).