Public water system · ID3230067
ActiveUsbr Black Canyon Dam Black Canyon Park
At a glance
Usbr Black Canyon Dam Black Canyon Park (PWSID ID3230067) is an active transient non-community water system in Gem County, Idaho. It reports serving 25 people through 11 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
11
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Usbr Black Canyon Dam Black Canyon Park compare with other water systems in Gem County?
By EPA's size categories, Usbr Black Canyon Dam Black Canyon Park is a very small system (500 people or fewer). Gem County has 33 active public water systems. Its population served is well below the county average of 295 people per system, and accounts for 0.3% of the 9,731 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 Usbr Black Canyon Dam Black Canyon 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. Idaho has 954 active transient non-community water systems, 49% of the state's 1,961 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,861 Idaho systems (95%) list groundwater as their primary source.
Who owns and regulates Usbr Black Canyon Dam Black Canyon Park?
EPA lists Usbr Black Canyon Dam Black Canyon Park as owned by the federal government. 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. 4 of the 33 active systems in Gem County (12%) are also owned by the federal government.
Does Usbr Black Canyon Dam Black Canyon Park have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2024. The violations listed here began between January 1999 and January 2024. By type: 7 monitoring and reporting, 2 public notice, recordkeeping or other, 2 contaminant level above the legal limit and 1 required treatment not met. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 10 as resolved and 2 as archived. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-01-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-11-05 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2023-09-16 | Public notice, recordkeeping or otherFailure to Consult with State · code 20 | Groundwater Rulecode 0700 | No | Resolved |
| 2021-01-03 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2007-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2003-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2001-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Usbr Black Canyon Dam Black Canyon Park: frequently asked questions
Who runs Usbr Black Canyon Dam Black Canyon Park?
Usbr Black Canyon Dam Black Canyon Park (PWSID ID3230067) is a transient non-community water system owned by the federal government. It is regulated by the ID state drinking water program.
How many people does Usbr Black Canyon Dam Black Canyon Park serve?
Usbr Black Canyon Dam Black Canyon Park reports serving 25 people through 11 service connections in Gem County, Idaho.
Where does Usbr Black Canyon Dam Black Canyon 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 Usbr Black Canyon Dam Black Canyon Park have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 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 Usbr Black Canyon Dam Black Canyon 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. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2024. For current results, consult EPA ECHO, or the ID state drinking water program.
Where can I find Usbr Black Canyon Dam Black Canyon Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Usbr Black Canyon Dam Black Canyon 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 Gem County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Emmett City of | Gem | 6,700 | Community | Groundwater |
| Shadow Butte Elementary School | Gem | 485 | Non-transient non-community | Groundwater |
| LDS Emmett Stake Center | Gem | 474 | Transient non-community | Groundwater |
| LDS Church Letha | Gem | 369 | Transient non-community | Groundwater |
| Payette River Technical Academy | Gem | 194 | Transient non-community | Groundwater |
| Calvary Chapel of Emmett | Gem | 192 | Non-transient non-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, “Usbr Black Canyon Dam Black Canyon Park, PWSID ID3230067, Idaho”, https://aquacensus.com/water-systems/idaho/usbr-black-canyon-dam-black-canyon-park-id3230067 (data as of October 1, 2026).