Skip to content
AquaCensus

Public water system · OR4101096

Active

Laidlaw Water District

At a glance

Laidlaw Water District (PWSID OR4101096) is an active community water system in Deschutes County, Oregon. It reports serving 740 people through 186 service connections. 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, 4 are health-based, and the most recent began in July 2025.

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

Population served

740

Service connections

186

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDOR4101096
System typeCommunity water system
Activity statusActive
Population served740
Service connections186
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyOR state drinking water program
City served—
StateOregon
ZIP—
CountyDeschutes County

How does Laidlaw Water District compare with other water systems in Deschutes County?

By EPA's size categories, Laidlaw Water District is a small system (501 to 3,300 people). Deschutes County has 135 active public water systems. Its population served is about half of the county average of 1,515 people per system, and accounts for 0.4% 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 Laidlaw Water District 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 Laidlaw Water District?

EPA lists Laidlaw Water District 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. 14 of the 135 active systems in Deschutes County (10%) are also owned by a local government.

Does Laidlaw Water District have drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2025. The violations listed here began between September 2014 and July 2025. By type: 6 monitoring and reporting, 4 contaminant level above the legal limit and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper 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
2025-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2024-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2024-01-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Total trihalomethanes (TTHM)code 2950NoResolved
2022-07-01Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51Lead and Copper Rulecode 5000NoResolved
2019-01-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2017-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1ARevised Total Coliform Rulecode 8000YesResolved
2017-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1ARevised Total Coliform Rulecode 8000YesResolved
2017-01-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2015-08-09Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2015-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2014-10-09Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2014-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved

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.

Laidlaw Water District: frequently asked questions

Who runs Laidlaw Water District?

Laidlaw Water District (PWSID OR4101096) is a community water system owned by a local government. It is regulated by the OR state drinking water program.

How many people does Laidlaw Water District serve?

Laidlaw Water District reports serving 740 people through 186 service connections in Deschutes County, Oregon.

Where does Laidlaw Water District 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 Laidlaw Water District have any drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2025. 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 Laidlaw Water District'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, 4 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the OR state drinking water program.

Where can I find Laidlaw Water District's water quality report?

As a community water system, Laidlaw Water District 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, “Laidlaw Water District, PWSID OR4101096, Oregon”, https://aquacensus.com/water-systems/oregon/laidlaw-water-district-or4101096 (data as of October 1, 2026).