Public water system · OR4193978
ActiveLinn Co Pks-Waterloo-Santiam Addition
At a glance
Linn Co Pks-Waterloo-Santiam Addition (PWSID OR4193978) is an active transient non-community water system in Linn County, Oregon. It reports serving 1,000 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in March 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,000
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Linn Co Pks-Waterloo-Santiam Addition compare with other water systems in Linn County?
By EPA's size categories, Linn Co Pks-Waterloo-Santiam Addition is a small system (501 to 3,300 people). Linn County has 161 active public water systems. Its population served is about 30% above the county average of 769 people per system, and accounts for 0.8% of the 123,772 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 Linn Co Pks-Waterloo-Santiam Addition is about 6.9 times 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 Linn Co Pks-Waterloo-Santiam Addition?
EPA lists Linn Co Pks-Waterloo-Santiam Addition 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. 33 of the 161 active systems in Linn County (20%) are also owned by a local government.
Does Linn Co Pks-Waterloo-Santiam Addition have drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in March 2005. The violations listed here began between July 1991 and March 2005. By type: 4 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 6 as resolved and 1 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 |
|---|---|---|---|---|
| 2005-03-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2005-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2005-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1991-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 7 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.
Linn Co Pks-Waterloo-Santiam Addition: frequently asked questions
Who runs Linn Co Pks-Waterloo-Santiam Addition?
Linn Co Pks-Waterloo-Santiam Addition (PWSID OR4193978) 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 Linn Co Pks-Waterloo-Santiam Addition serve?
Linn Co Pks-Waterloo-Santiam Addition reports serving 1,000 people through 1 service connection in Linn County, Oregon.
Where does Linn Co Pks-Waterloo-Santiam Addition 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 Linn Co Pks-Waterloo-Santiam Addition have any drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in March 2005. 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 Linn Co Pks-Waterloo-Santiam Addition'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 7 violations for this system; 3 are health-based, and the most recent began in March 2005. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Linn Co Pks-Waterloo-Santiam Addition's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Linn Co Pks-Waterloo-Santiam Addition 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 Linn County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Albany, City of | Linn | 57,997 | Community | Surface water |
| Lebanon, City of | Linn | 18,945 | Community | Surface water |
| Sweet Home, City of | Linn | 10,322 | Community | Surface water |
| Harrisburg, City of | Linn | 3,684 | Community | Groundwater |
| City of Millersburg | Linn | 2,615 | Community | Purchased surface water |
| Brownsville, City of | Linn | 1,906 | Community | Groundwater under influence of 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, “Linn Co Pks-Waterloo-Santiam Addition, PWSID OR4193978, Oregon”, https://aquacensus.com/water-systems/oregon/linn-co-pks-waterloo-santiam-addition-or4193978 (data as of October 1, 2026).