Public water system · CO0241200
ActiveDinosaur Natl Mnt Hdqtrs
At a glance
Dinosaur Natl Mnt Hdqtrs (PWSID CO0241200) is an active non-transient non-community water system in Moffat County, Colorado. It reports serving 55 people through 15 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
55
Service connections
15
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Dinosaur Natl Mnt Hdqtrs compare with other water systems in Moffat County?
By EPA's size categories, Dinosaur Natl Mnt Hdqtrs is a very small system (500 people or fewer). Moffat County has 16 active public water systems. Its population served is well below the county average of 735 people per system, and accounts for 0.5% of the 11,766 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 Dinosaur Natl Mnt Hdqtrs is well 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 Dinosaur Natl Mnt Hdqtrs?
EPA lists Dinosaur Natl Mnt Hdqtrs as owned by the federal 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. 3 of the 16 active systems in Moffat County (19%) are also owned by the federal government.
Does Dinosaur Natl Mnt Hdqtrs have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2026. The violations listed here began between October 2006 and January 2026. By type: 7 monitoring and reporting, 2 public notice, recordkeeping or other, 2 required treatment not met and 1 reporting. The contaminant or rule involved most often is Chlorine (2 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2026-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-04-02 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Unaddressed |
| 2025-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-11-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-10-01 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2023-04-01 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2007-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | 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.
Dinosaur Natl Mnt Hdqtrs: frequently asked questions
Who runs Dinosaur Natl Mnt Hdqtrs?
Dinosaur Natl Mnt Hdqtrs (PWSID CO0241200) is a non-transient non-community water system owned by the federal government. It is regulated by the CO state drinking water program.
How many people does Dinosaur Natl Mnt Hdqtrs serve?
Dinosaur Natl Mnt Hdqtrs reports serving 55 people through 15 service connections in Moffat County, Colorado.
Where does Dinosaur Natl Mnt Hdqtrs 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 Dinosaur Natl Mnt Hdqtrs 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 January 2026. 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 Dinosaur Natl Mnt Hdqtrs' 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 January 2026. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Dinosaur Natl Mnt Hdqtrs' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dinosaur Natl Mnt Hdqtrs 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 Moffat County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Craig City of | Moffat | 8,930 | Community | Surface water |
| Tri State Elec Craig Station | Moffat | 500 | Non-transient non-community | Purchased groundwater |
| Colowyo Coal Company | Moffat | 500 | Non-transient non-community | Groundwater |
| Cedar Mountain Village MHP | Moffat | 475 | Community | Purchased surface water |
| Dinosaur Town of | Moffat | 350 | Community | Groundwater |
| Lamplighter Estates MHP | Moffat | 250 | 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, “Dinosaur Natl Mnt Hdqtrs, PWSID CO0241200, Colorado”, https://aquacensus.com/water-systems/colorado/dinosaur-natl-mnt-hdqtrs-co0241200 (data as of October 1, 2026).