Public water system · ID4430110

Active

Ymca Horsethief Camp

At a glance

Ymca Horsethief Camp (PWSID ID4430110) is an active transient non-community water system in Valley County, Idaho. It reports serving 220 people through 11 service connections. Its primary water source is surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2024.

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

Population served

220

Service connections

Primary source

Surface water

System type

TNCWS

Transient non-community water system

System record

PWSIDID4430110

System typeTransient non-community water system

Activity statusActive

Population served220

Service connections11

Primary water sourceSurface water

Owner typePrivate

Primacy agencyID state drinking water program

City servedCascade

StateIdaho

ZIP—

CountyValley County

How does Ymca Horsethief Camp compare with other water systems in Valley County?

By EPA's size categories, Ymca Horsethief Camp is a very small system (500 people or fewer). Valley County has 57 active public water systems. Its population served is roughly in line with the county average of 218 people per system, and accounts for 1.8% of the 12,448 people reported by systems filed under the county. Across Idaho, the 1,961 active systems average 899 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Ymca Horsethief Camp is about 53% 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. Idaho has 954 active transient non-community water systems, 49% of the state's 1,961 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 66 Idaho systems (3.4%) list surface water as their primary source.

Who owns and regulates Ymca Horsethief Camp?

EPA lists Ymca Horsethief Camp as privately owned. The ID state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 42 of the 57 active systems in Valley County (74%) are also privately owned.

Does Ymca Horsethief Camp have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2024. The violations listed here began between May 2018 and October 2024. By type: 12 monitoring and reporting. The contaminant or rule involved most often is E. coli (6 of them). EPA lists 10 as archived and 2 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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
2024-10-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Archived
2024-10-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Archived
2024-07-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Archived
2024-07-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Archived
2021-09-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Archived
2021-09-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Archived
2018-09-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	No	Archived
2018-08-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	No	Resolved
2018-07-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	No	Archived
2018-06-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	No	Archived
2018-05-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	No	Archived
2018-05-01	Monitoring and reportingMonitoring, Source Water (LT2) · code 32	E. colicode 3014	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.

Ymca Horsethief Camp: frequently asked questions

Who runs Ymca Horsethief Camp?

Ymca Horsethief Camp (PWSID ID4430110) is a transient non-community water system privately owned. It is regulated by the ID state drinking water program.

How many people does Ymca Horsethief Camp serve?

Ymca Horsethief Camp reports serving 220 people through 11 service connections in Valley County, Idaho.

Where does Ymca Horsethief Camp get its water?

EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.

Does Ymca Horsethief Camp have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 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 Ymca Horsethief 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the ID state drinking water program.

Where can I find Ymca Horsethief Camp's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Ymca Horsethief 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 Valley County

Water system	County	Population served	Type	Source
Mccall City of	Valley	4,423	Community	Surface water
Cascade City of	Valley	1,000	Community	Groundwater
Idpr Ponderosa Sp	Valley	1,000	Transient non-community	Groundwater
Meadows at West Mountain	Valley	550	Community	Groundwater
Tamarack Resort Association Inc.	Valley	400	Non-transient non-community	Groundwater
Fir Grove Estates	Valley	270	Community	Groundwater

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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, “Ymca Horsethief Camp, PWSID ID4430110, Idaho”, https://aquacensus.com/water-systems/idaho/ymca-horsethief-camp-id4430110 (data as of October 1, 2026).