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Public water system · OR4193978

Active

Linn 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

PWSIDOR4193978
System typeTransient non-community water system
Activity statusActive
Population served1,000
Service connections1
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyOR state drinking water program
City served—
StateOregon
ZIP—
CountyLinn County

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.

BeganViolationContaminant or ruleHealth-basedStatus
2005-03-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2005-02-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2005-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1999-10-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
1996-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1995-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1991-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived

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 systemCountyPopulation servedTypeSource
Albany, City ofLinn57,997CommunitySurface water
Lebanon, City ofLinn18,945CommunitySurface water
Sweet Home, City ofLinn10,322CommunitySurface water
Harrisburg, City ofLinn3,684CommunityGroundwater
City of MillersburgLinn2,615CommunityPurchased surface water
Brownsville, City ofLinn1,906CommunityGroundwater 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).