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Public water system · CO0339150

Active

Big Creek Cg

At a glance

Big Creek Cg (PWSID CO0339150) is an active transient non-community water system in Mesa County, Colorado. It reports serving 208 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's Safe Drinking Water Act records list no violations for this system.

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

Population served

208

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDCO0339150
System typeTransient non-community water system
Activity statusActive
Population served208
Service connections1
Primary water sourceGroundwater
Owner typeFederal government
Primacy agencyCO state drinking water program
City served—
StateColorado
ZIP—
CountyMesa County

How does Big Creek Cg compare with other water systems in Mesa County?

By EPA's size categories, Big Creek Cg is a very small system (500 people or fewer). Mesa County has 30 active public water systems. Its population served is well below the county average of 5,438 people per system, and accounts for 0.1% of the 163,137 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Big Creek Cg is about 45% above 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. Colorado has 956 active transient non-community water systems, 43% 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 Big Creek Cg?

EPA lists Big Creek Cg 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 30 active systems in Mesa County (10%) are also owned by the federal government.

Does Big Creek Cg have drinking water violations?

No SDWA violations on record.

EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Big Creek Cg. For the latest compliance status, check EPA ECHO for current compliance history.

Big Creek Cg: frequently asked questions

Who runs Big Creek Cg?

Big Creek Cg (PWSID CO0339150) is a transient non-community water system owned by the federal government. It is regulated by the CO state drinking water program.

How many people does Big Creek Cg serve?

Big Creek Cg reports serving 208 people through 1 service connection in Mesa County, Colorado.

Where does Big Creek Cg 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 Big Creek Cg have any drinking water violations?

EPA's Safe Drinking Water Act records list no violations for this system.

Is Big Creek Cg'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the CO state drinking water program.

Where can I find Big Creek Cg's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Big Creek Cg 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 Mesa County

Water systemCountyPopulation servedTypeSource
Ute WcdMesa92,580CommunitySurface water
Clifton WdMesa34,500CommunitySurface water
Grand Junction City ofMesa26,000CommunitySurface water
Palisade Town ofMesa3,060CommunitySurface water
Debeque Town ofMesa911CommunitySurface water
Midlands VillageMesa893CommunityPurchased 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, “Big Creek Cg, PWSID CO0339150, Colorado”, https://aquacensus.com/water-systems/colorado/big-creek-cg-co0339150 (data as of October 1, 2026).