Public water system · CO0226105

Active

Aei Base Camp

At a glance

Aei Base Camp (PWSID CO0226105) is an active transient non-community water system in Gunnison County, Colorado. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in September 2021.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDCO0226105

System typeTransient non-community water system

Activity statusActive

Population served50

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyCO state drinking water program

City served—

StateColorado

ZIP—

CountyGunnison County

How does Aei Base Camp compare with other water systems in Gunnison County?

By EPA's size categories, Aei Base Camp is a very small system (500 people or fewer). Gunnison County has 71 active public water systems. Its population served is well below the county average of 383 people per system, and accounts for 0.2% of the 27,176 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 Aei Base Camp is about 65% 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. 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 Aei Base Camp?

EPA lists Aei Base Camp 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. 49 of the 71 active systems in Gunnison County (69%) are also privately owned.

Does Aei Base Camp have drinking water violations?

EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in September 2021. The violations listed here began between May 1999 and September 2021. By type: 2 public notice, recordkeeping or other, 2 monitoring, 2 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 7 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
2021-09-09	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-09-06	Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76	Public Noticecode 7500	No	Resolved
2021-07-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-06-11	Required treatment not metTreatment Technique Startup Procedures (RTCR) · code 2D	Revised Total Coliform Rulecode 8000	Yes	Resolved
2021-05-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
1999-05-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved

All 7 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.

Aei Base Camp: frequently asked questions

Who runs Aei Base Camp?

Aei Base Camp (PWSID CO0226105) is a transient non-community water system privately owned. It is regulated by the CO state drinking water program.

How many people does Aei Base Camp serve?

Aei Base Camp reports serving 50 people through 1 service connection in Gunnison County, Colorado.

Where does Aei Base Camp 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 Aei Base Camp have any drinking water violations?

EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in September 2021. 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 Aei Base Camp'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 7 violations for this system; 1 is health-based, and the most recent began in September 2021. For current results, consult EPA ECHO, or the CO state drinking water program.

Where can I find Aei Base Camp's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Aei Base Camp 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 Gunnison County

Water system	County	Population served	Type	Source
Gunnison City of	Gunnison	9,610	Community	Groundwater
Mount Crested Butte Wsd	Gunnison	3,296	Community	Surface water
Crested Butte Town of	Gunnison	2,440	Community	Surface water
Crested Butte South	Gunnison	2,000	Community	Groundwater
Cbmr Paradise Warming House	Gunnison	1,530	Transient non-community	Groundwater
Gunnison County Wsd	Gunnison	800	Community	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, “Aei Base Camp, PWSID CO0226105, Colorado”, https://aquacensus.com/water-systems/colorado/aei-base-camp-co0226105 (data as of October 1, 2026).