Public water system · OR4194674
ActiveSilverton Reservoir Rec Area
At a glance
Silverton Reservoir Rec Area (PWSID OR4194674) is an active transient non-community water system in Marion County, Oregon. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Silverton Reservoir Rec Area compare with other water systems in Marion County?
By EPA's size categories, Silverton Reservoir Rec Area is a very small system (500 people or fewer). Marion County has 192 active public water systems. Its population served is well below the county average of 1,921 people per system, and accounts for less than 0.1% of the 368,811 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 Silverton Reservoir Rec Area is about 65% 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. Oregon has 1,250 active transient non-community water systems, 49% of the state's 2,536 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,175 Oregon systems (86%) list groundwater as their primary source.
Who owns and regulates Silverton Reservoir Rec Area?
EPA lists Silverton Reservoir Rec Area as owned by a local government. 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. 42 of the 192 active systems in Marion County (22%) are also owned by a local government.
Does Silverton Reservoir Rec Area 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 2015. The violations listed here began between October 1999 and January 2015. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 12 as resolved. 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 |
|---|---|---|---|---|
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2013-01-01 | Monitoring and reportingFailure to Conduct Assessment Monitoring · code 19 | Coliphagecode 3028 | No | Resolved |
| 2012-01-01 | Monitoring and reportingFailure to Conduct Assessment Monitoring · code 19 | Coliphagecode 3028 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2005-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2000-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Silverton Reservoir Rec Area: frequently asked questions
Who runs Silverton Reservoir Rec Area?
Silverton Reservoir Rec Area (PWSID OR4194674) is a transient non-community water system owned by a local government. It is regulated by the OR state drinking water program.
How many people does Silverton Reservoir Rec Area serve?
Silverton Reservoir Rec Area reports serving 50 people through 1 service connection in Marion County, Oregon.
Where does Silverton Reservoir Rec Area 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 Silverton Reservoir Rec Area 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 2015. 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 Silverton Reservoir Rec Area'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 2015. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Silverton Reservoir Rec Area's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Silverton Reservoir Rec Area 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 Marion County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Salem Public Works | Marion | 199,820 | Community | Surface water |
| Keizer, City of | Marion | 38,585 | Community | Groundwater |
| Woodburn, City of | Marion | 29,455 | Community | Groundwater |
| Suburban East Salem Wd | Marion | 13,900 | Community | Purchased surface water |
| Silverton, City of | Marion | 10,484 | Community | Surface water |
| City of Stayton | Marion | 8,400 | Community | Surface water |
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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, “Silverton Reservoir Rec Area, PWSID OR4194674, Oregon”, https://aquacensus.com/water-systems/oregon/silverton-reservoir-rec-area-or4194674 (data as of October 1, 2026).