Public water system · ID3020010
ActiveMccormick Park
At a glance
Mccormick Park (PWSID ID3020010) is an active transient non-community water system in Adams County, Idaho. It reports serving 55 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in April 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
55
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mccormick Park compare with other water systems in Adams County?
By EPA's size categories, Mccormick Park is a very small system (500 people or fewer). Adams County has 16 active public water systems. Its population served is well below the county average of 235 people per system, and accounts for 1.5% of the 3,761 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 Mccormick Park is about 62% 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 Mccormick Park?
EPA lists Mccormick Park 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. 11 of the 16 active systems in Adams County (69%) are also privately owned.
Does Mccormick Park have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in April 2022. The violations listed here began between January 1991 and April 2022. By type: 4 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 4 as archived and 1 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 |
|---|---|---|---|---|
| 2022-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2000-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1997-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-10-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 5 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.
Mccormick Park: frequently asked questions
Who runs Mccormick Park?
Mccormick Park (PWSID ID3020010) is a transient non-community water system privately owned. It is regulated by the ID state drinking water program.
How many people does Mccormick Park serve?
Mccormick Park reports serving 55 people through 2 service connections in Adams County, Idaho.
Where does Mccormick 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 Mccormick Park have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in April 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 Mccormick 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 5 violations for this system; none is health-based, and the most recent began in April 2022. For current results, consult EPA ECHO, or the ID state drinking water program.
Where can I find Mccormick Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mccormick 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 Adams County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Council City of | Adams | 900 | Community | Groundwater |
| Meadow Creek Property Owners Assn Inc. | Adams | 800 | Community | Groundwater |
| New Meadows City of | Adams | 582 | Community | Groundwater |
| Payette Lakes Ski Club | Adams | 300 | Transient non-community | Groundwater |
| Zims Hot Spring | Adams | 300 | Transient non-community | Groundwater |
| Brundage Ski Lodge | Adams | 250 | 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, “Mccormick Park, PWSID ID3020010, Idaho”, https://aquacensus.com/water-systems/idaho/mccormick-park-id3020010 (data as of October 1, 2026).