Public water system · OR4194169
ActiveLakeshore Wtr & Develop Co-Op
At a glance
Lakeshore Wtr & Develop Co-Op (PWSID OR4194169) is an active transient non-community water system in Wallowa County, Oregon. It reports serving 165 people through 85 service connections. Its primary water source is 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 March 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
165
Service connections
85
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
How does Lakeshore Wtr & Develop Co-Op compare with other water systems in Wallowa County?
By EPA's size categories, Lakeshore Wtr & Develop Co-Op is a very small system (500 people or fewer). Wallowa County has 9 active public water systems. Its population served is well below the county average of 595 people per system, and accounts for 3.1% of the 5,359 people reported by systems filed under the county. Across Oregon, the 2,536 active systems average 1,587 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Lakeshore Wtr & Develop Co-Op is about 15% above 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. Oregon has 1,250 active transient non-community water systems, 49% of the state's 2,536 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 211 Oregon systems (8.3%) list surface water as their primary source.
Who owns and regulates Lakeshore Wtr & Develop Co-Op?
EPA lists Lakeshore Wtr & Develop Co-Op 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. 3 of the 9 active systems in Wallowa County (33%) are also privately owned.
Does Lakeshore Wtr & Develop Co-Op have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2026. The violations listed here began between January 2024 and March 2026. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Surface Water Treatment Rule (12 of them). EPA lists 9 as resolved and 3 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 |
|---|---|---|---|---|
| 2026-03-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 2026-03-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 2026-03-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Archived |
| 2025-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2025-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2025-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | 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.
Lakeshore Wtr & Develop Co-Op: frequently asked questions
Who runs Lakeshore Wtr & Develop Co-Op?
Lakeshore Wtr & Develop Co-Op (PWSID OR4194169) is a transient non-community water system privately owned. It is regulated by the OR state drinking water program.
How many people does Lakeshore Wtr & Develop Co-Op serve?
Lakeshore Wtr & Develop Co-Op reports serving 165 people through 85 service connections in Wallowa County, Oregon.
Where does Lakeshore Wtr & Develop Co-Op get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Lakeshore Wtr & Develop Co-Op 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 March 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 Lakeshore Wtr & Develop Co-Op'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 March 2026. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Lakeshore Wtr & Develop Co-Op's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Lakeshore Wtr & Develop Co-Op 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 Wallowa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Enterprise, City of | Wallowa | 2,107 | Community | Groundwater |
| Joseph, City of | Wallowa | 1,182 | Community | Surface water |
| Wallowa, City of | Wallowa | 840 | Community | Groundwater |
| Wallowa Lake Co Service Dist | Wallowa | 350 | Community | Groundwater |
| Lostine, City of | Wallowa | 350 | Community | Groundwater |
| Wallowa Lake Tramway | Wallowa | 300 | 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, “Lakeshore Wtr & Develop Co-Op, PWSID OR4194169, Oregon”, https://aquacensus.com/water-systems/oregon/lakeshore-wtr-develop-co-op-or4194169 (data as of October 1, 2026).