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Public water system · MT0063651

Active

Crystal Park

At a glance

Crystal Park (PWSID MT0063651) is an active transient non-community water system in Beaverhead County, Montana. It reports serving 45 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 9 violations for this system; none is health-based, and the most recent began in June 2022.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

45

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDMT0063651
System typeTransient non-community water system
Activity statusActive
Population served45
Service connections1
Primary water sourceGroundwater
Owner typeFederal government
Primacy agencyMT state drinking water program
City servedDillon
StateMontana
ZIP—
CountyBeaverhead County

How does Crystal Park compare with other water systems in Beaverhead County?

By EPA's size categories, Crystal Park is a very small system (500 people or fewer). Beaverhead County has 48 active public water systems. Its population served is well below the county average of 198 people per system, and accounts for 0.5% of the 9,494 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Crystal Park is well below that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Montana has 1,206 active transient non-community water systems, 51% of the state's 2,378 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,994 Montana systems (84%) list groundwater as their primary source.

Who owns and regulates Crystal Park?

EPA lists Crystal Park as owned by the federal government. The MT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 18 of the 48 active systems in Beaverhead County (38%) are also owned by the federal government.

Does Crystal Park have drinking water violations?

EPA's records list 9 violations for this system; none is health-based, and the most recent began in June 2022. The violations listed here began between June 1995 and June 2022. By type: 4 monitoring, 4 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (5 of them). EPA lists 9 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.

BeganViolationContaminant or ruleHealth-basedStatus
2022-06-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-09-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-06-02ReportingReport Startup Procedures Cert Form (RTCR) · code 4CRevised Total Coliform Rulecode 8000NoResolved
2020-06-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2018-06-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2015-06-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2014-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2008-09-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1995-06-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved

All 9 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.

Crystal Park: frequently asked questions

Who runs Crystal Park?

Crystal Park (PWSID MT0063651) is a transient non-community water system owned by the federal government. It is regulated by the MT state drinking water program.

How many people does Crystal Park serve?

Crystal Park reports serving 45 people through 1 service connection in Beaverhead County, Montana.

Where does Crystal Park 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 Crystal Park have any drinking water violations?

EPA's records list 9 violations for this system; none is health-based, and the most recent began in June 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 Crystal Park'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 9 violations for this system; none is health-based, and the most recent began in June 2022. For current results, consult EPA ECHO, or the MT state drinking water program.

Where can I find Crystal Park's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Crystal Park is a 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 Beaverhead County

Water systemCountyPopulation servedTypeSource
Dillon City ofBeaverhead4,300CommunityGroundwater
Town Pump Dillon 2Beaverhead924Transient non-communityGroundwater
Bannack St Park Visitor CenterBeaverhead410Transient non-communityGroundwater
Maverick Mountain Resort LLCBeaverhead340Transient non-communityGroundwater under influence of surface water
Keller Subdivision No 2 HoaBeaverhead300CommunityGroundwater
Hildreth Subdivision No 2Beaverhead300CommunityGroundwater

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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, “Crystal Park, PWSID MT0063651, Montana”, https://aquacensus.com/water-systems/montana/crystal-park-mt0063651 (data as of October 1, 2026).