Skip to content
AquaCensus

Public water system · OR4100694

Active

Cline Falls Oasis Imprv Dist

At a glance

Cline Falls Oasis Imprv Dist (PWSID OR4100694) is an active community water system in Deschutes County, Oregon. It reports serving 80 people through 27 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

80

Service connections

27

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDOR4100694
System typeCommunity water system
Activity statusActive
Population served80
Service connections27
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyOR state drinking water program
City served—
StateOregon
ZIP—
CountyDeschutes County

How does Cline Falls Oasis Imprv Dist compare with other water systems in Deschutes County?

By EPA's size categories, Cline Falls Oasis Imprv Dist is a very small system (500 people or fewer). Deschutes County has 135 active public water systems. Its population served is well below the county average of 1,515 people per system, and accounts for less than 0.1% of the 204,467 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 Cline Falls Oasis Imprv Dist is well 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. 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 Cline Falls Oasis Imprv Dist?

EPA lists Cline Falls Oasis Imprv Dist 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. 94 of the 135 active systems in Deschutes County (70%) are also privately owned.

Does Cline Falls Oasis Imprv Dist have drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024. The violations listed here began between July 2001 and July 2024. By type: 4 public notice, recordkeeping or other, 4 monitoring and reporting, 2 monitoring and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (3 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.

BeganViolationContaminant or ruleHealth-basedStatus
2024-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2022-01-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2018-02-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2011-01-20Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2010-11-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2010-11-01Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2005-08-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2004-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2003-01-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2002-01-01Monitoring and reportingMonitoring, Regular · code 03Arseniccode 1005NoResolved
2001-10-19Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72Consumer Confidence Rulecode 7000NoResolved
2001-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved

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.

Cline Falls Oasis Imprv Dist: frequently asked questions

Who runs Cline Falls Oasis Imprv Dist?

Cline Falls Oasis Imprv Dist (PWSID OR4100694) is a community water system privately owned. It is regulated by the OR state drinking water program.

How many people does Cline Falls Oasis Imprv Dist serve?

Cline Falls Oasis Imprv Dist reports serving 80 people through 27 service connections in Deschutes County, Oregon.

Where does Cline Falls Oasis Imprv Dist 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 Cline Falls Oasis Imprv Dist have any drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2024. 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 Cline Falls Oasis Imprv Dist'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, 2 are health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the OR state drinking water program.

Where can I find Cline Falls Oasis Imprv Dist's water quality report?

As a community water system, Cline Falls Oasis Imprv Dist 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 Deschutes County

Water systemCountyPopulation servedTypeSource
Bend, City ofDeschutes77,704CommunitySurface water
Redmond Water DepartmentDeschutes37,566CommunityGroundwater
Avion Wc - Greater AvionDeschutes35,332CommunityGroundwater
Roats Water SystemDeschutes6,469CommunityGroundwater
Sunriver Water LLC/Sunriver UtilitiesDeschutes4,300CommunityGroundwater
Sisters, City ofDeschutes3,778CommunityGroundwater

Related pages

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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, “Cline Falls Oasis Imprv Dist, PWSID OR4100694, Oregon”, https://aquacensus.com/water-systems/oregon/cline-falls-oasis-imprv-dist-or4100694 (data as of October 1, 2026).