Public water system · CO0156300
ActiveGrizzly Peak Water Sales
At a glance
Grizzly Peak Water Sales (PWSID CO0156300) is an active non-transient non-community water system in San Juan County, Colorado. It reports serving 503 people through 12 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
503
Service connections
12
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Grizzly Peak Water Sales compare with other water systems in San Juan County?
By EPA's size categories, Grizzly Peak Water Sales is a small system (501 to 3,300 people). San Juan County has 4 active public water systems, and Grizzly Peak Water Sales is the 2nd-largest of them by population served. Its population served is about 33% below the county average of 749 people per system, and accounts for 17% of the 2,994 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 Grizzly Peak Water Sales is about 17% 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 Grizzly Peak Water Sales?
EPA lists Grizzly Peak Water Sales 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. 2 of the 4 active systems in San Juan County (50%) are also privately owned.
Does Grizzly Peak Water Sales have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 2024. The violations listed here began between January 2012 and December 2024. By type: 8 monitoring and reporting, 2 public notice, recordkeeping or other, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is Arsenic (4 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 |
|---|---|---|---|---|
| 2024-12-08 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2021-10-31 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Unaddressed |
| 2016-12-31 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | 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.
Grizzly Peak Water Sales: frequently asked questions
Who runs Grizzly Peak Water Sales?
Grizzly Peak Water Sales (PWSID CO0156300) is a non-transient non-community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Grizzly Peak Water Sales serve?
Grizzly Peak Water Sales reports serving 503 people through 12 service connections in San Juan County, Colorado.
Where does Grizzly Peak Water Sales 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 Grizzly Peak Water Sales have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in December 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 Grizzly Peak Water Sales' 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, one is health-based, and the most recent began in December 2024. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Grizzly Peak Water Sales' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Grizzly Peak Water Sales 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 San Juan County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Silverton Town of | San Juan | 2,387 | Community | Surface water |
| Molas Lake Park | San Juan | 60 | Transient non-community | Groundwater |
| South Mineral Cg | San Juan | 44 | 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, “Grizzly Peak Water Sales, PWSID CO0156300, Colorado”, https://aquacensus.com/water-systems/colorado/grizzly-peak-water-sales-co0156300 (data as of October 1, 2026).