Public water system · ID1050004
ActiveCassandra Hills Owners Assn
At a glance
Cassandra Hills Owners Assn (PWSID ID1050004) is an active community water system in Benewah County, Idaho. It reports serving 57 people through 23 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in April 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
57
Service connections
23
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Cassandra Hills Owners Assn compare with other water systems in Benewah County?
By EPA's size categories, Cassandra Hills Owners Assn 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 0.8% 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 Cassandra Hills Owners Assn 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 Cassandra Hills Owners Assn?
EPA lists Cassandra Hills Owners Assn as owned by a local 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. 6 of the 15 active systems in Benewah County (40%) are also owned by a local government.
Does Cassandra Hills Owners Assn have drinking water violations?
EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in April 2024. The violations listed here began between October 2004 and April 2024. By type: 8 contaminant level above the legal limit, 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Gross alpha (excluding radon and uranium) (6 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2024-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2018-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2018-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2018-01-11 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Resolved |
| 2018-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2018-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2017-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2017-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2017-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2017-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Cassandra Hills Owners Assn: frequently asked questions
Who runs Cassandra Hills Owners Assn?
Cassandra Hills Owners Assn (PWSID ID1050004) is a community water system owned by a local government. It is regulated by the ID state drinking water program.
How many people does Cassandra Hills Owners Assn serve?
Cassandra Hills Owners Assn reports serving 57 people through 23 service connections in Benewah County, Idaho.
Where does Cassandra Hills Owners Assn 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 Cassandra Hills Owners Assn have any drinking water violations?
EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in April 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 Cassandra Hills Owners Assn'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; 8 are health-based, and the most recent began in April 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the ID state drinking water program.
Where can I find Cassandra Hills Owners Assn's water quality report?
As a community water system, Cassandra Hills Owners Assn 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 |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Cassandra Hills Owners Assn, PWSID ID1050004, Idaho”, https://aquacensus.com/water-systems/idaho/cassandra-hills-owners-assn-id1050004 (data as of October 1, 2026).