Public water system · ID1050010
ActiveEvergreen Terrace Water Association
At a glance
Evergreen Terrace Water Association (PWSID ID1050010) is an active community water system in Benewah County, Idaho. It reports serving 85 people through 39 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; 2 are health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
85
Service connections
39
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Evergreen Terrace Water Association compare with other water systems in Benewah County?
By EPA's size categories, Evergreen Terrace Water Association is a very small system (500 people or fewer). Benewah County has 15 active public water systems. Its population served is well below the county average of 471 people per system, and accounts for 1.2% of the 7,060 people reported by systems filed under the county. Across Idaho, the 1,961 active systems average 899 people each. Nationally, the average active community water system reports serving 6,703 people, so Evergreen Terrace Water Association is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Idaho has 765 active community water systems, 39% 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 Evergreen Terrace Water Association?
EPA lists Evergreen Terrace Water Association 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. 5 of the 15 active systems in Benewah County (33%) are also privately owned.
Does Evergreen Terrace Water Association have drinking water violations?
EPA's records list 11 violations for this system; 2 are health-based, and the most recent began in July 2020. The violations listed here began between October 1979 and July 2020. By type: 8 monitoring and reporting, 2 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 7 as archived and 4 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 |
|---|---|---|---|---|
| 2020-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Archived |
| 2012-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2012-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2004-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Archived |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Archived |
| 2000-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1992-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 11 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.
Evergreen Terrace Water Association: frequently asked questions
Who runs Evergreen Terrace Water Association?
Evergreen Terrace Water Association (PWSID ID1050010) is a community water system privately owned. It is regulated by the ID state drinking water program.
How many people does Evergreen Terrace Water Association serve?
Evergreen Terrace Water Association reports serving 85 people through 39 service connections in Benewah County, Idaho.
Where does Evergreen Terrace Water Association 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 Evergreen Terrace Water Association have any drinking water violations?
EPA's records list 11 violations for this system; 2 are health-based, and the most recent began in July 2020. 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 Evergreen Terrace Water Association'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 11 violations for this system; 2 are health-based, and the most recent began in July 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the ID state drinking water program.
Where can I find Evergreen Terrace Water Association's water quality report?
As a community water system, Evergreen Terrace Water Association must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Benewah County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| St Maries City of | Benewah | 4,173 | Community | Surface water |
| Plummer City of | Benewah | 1,034 | Community | Groundwater |
| Fernwood Water Dist | Benewah | 514 | Community | Surface water |
| Idpr Heyburn Sp Chatcolet Cg | Benewah | 400 | Transient non-community | Groundwater |
| Santa Water and Sewer Dist | Benewah | 160 | Community | Groundwater |
| Cottonwood Point Water Assn | Benewah | 151 | 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, “Evergreen Terrace Water Association, PWSID ID1050010, Idaho”, https://aquacensus.com/water-systems/idaho/evergreen-terrace-water-association-id1050010 (data as of October 1, 2026).