Public water system · OR4100538
ActiveLuckiamute Domestic Water Coop
At a glance
Luckiamute Domestic Water Coop (PWSID OR4100538) is an active community water system in Polk County, Oregon. It reports serving 2,738 people through 1,073 service connections. Its primary water source is purchased 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 January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,738
Service connections
1,073
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Luckiamute Domestic Water Coop compare with other water systems in Polk County?
By EPA's size categories, Luckiamute Domestic Water Coop is a small system (501 to 3,300 people). Polk County has 29 active public water systems, and Luckiamute Domestic Water Coop is the 4th-largest of them by population served. Its population served is about 48% above the county average of 1,851 people per system, and accounts for 5.1% of the 53,687 people reported by systems filed under the county. Across Oregon, the 2,536 active systems average 1,587 people each. Nationally, the average active community water system reports serving 6,703 people, so Luckiamute Domestic Water Coop is about 59% 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. Oregon has 940 active community water systems, 37% of the state's 2,536 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 105 Oregon systems (4.1%) list purchased surface water as their primary source.
Who owns and regulates Luckiamute Domestic Water Coop?
EPA lists Luckiamute Domestic Water Coop as privately owned. The OR state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 20 of the 29 active systems in Polk County (69%) are also privately owned.
Does Luckiamute Domestic Water Coop have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. The violations listed here began between January 2023 and January 2026. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Lead and Copper Rule, Nitrate, Consumer Confidence Rule and o-Dichlorobenzene. EPA lists 9 as archived and 3 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 |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingInitial, Follow-up, or Routine Source Water M/R · code 56 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorobenzenecode 2274 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toxaphenecode 2020 | No | Archived |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dibromo-3-chloropropane (DBCP)code 2931 | No | Archived |
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.
Luckiamute Domestic Water Coop: frequently asked questions
Who runs Luckiamute Domestic Water Coop?
Luckiamute Domestic Water Coop (PWSID OR4100538) is a community water system privately owned. It is regulated by the OR state drinking water program.
How many people does Luckiamute Domestic Water Coop serve?
Luckiamute Domestic Water Coop reports serving 2,738 people through 1,073 service connections in Polk County, Oregon.
Where does Luckiamute Domestic Water Coop get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Luckiamute Domestic Water Coop 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 January 2026. 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 Luckiamute Domestic Water Coop'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 January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the OR state drinking water program.
Where can I find Luckiamute Domestic Water Coop's water quality report?
As a community water system, Luckiamute Domestic Water Coop 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 Polk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dallas, City of | Polk | 17,911 | Community | Surface water |
| Monmouth, City of | Polk | 11,651 | Community | Groundwater under influence of surface water |
| Independence Water System | Polk | 10,300 | Community | Groundwater |
| Perrydale Domestic Wtr Assn | Polk | 2,655 | Community | Groundwater |
| Grand Ronde Community Wtr Assn | Polk | 2,500 | Community | Groundwater |
| Rickreall Water Association | Polk | 1,650 | 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, “Luckiamute Domestic Water Coop, PWSID OR4100538, Oregon”, https://aquacensus.com/water-systems/oregon/luckiamute-domestic-water-coop-or4100538 (data as of October 1, 2026).