Public water system · CA1110001
ActiveCity of Orland
At a glance
City of Orland (PWSID CA1110001) is an active community water system in Glenn County, California. It reports serving 8,298 people through 2,713 service connections. 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; 5 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,298
Service connections
2,713
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Orland compare with other water systems in Glenn County?
By EPA's size categories, City of Orland is a medium system (3,301 to 10,000 people). Glenn County has 34 active public water systems, and City of Orland is the largest of them by population served. Its population served is about 7.6 times the county average of 1,085 people per system, and accounts for 22% of the 36,902 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so City of Orland is about 24% above 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. California has 2,997 active community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates City of Orland?
EPA lists City of Orland as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 9 of the 34 active systems in Glenn County (26%) are also owned by a local government.
Does City of Orland have drinking water violations?
EPA's records list 7 violations for this system; 5 are health-based, and the most recent began in July 2025. The violations listed here began between September 1992 and July 2025. By type: 5 contaminant level above the legal limit, 1 reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 6 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2016-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2000-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1997-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1997-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1992-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
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.
City of Orland: frequently asked questions
Who runs City of Orland?
City of Orland (PWSID CA1110001) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does City of Orland serve?
City of Orland reports serving 8,298 people through 2,713 service connections in Glenn County, California.
Where does City of Orland 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 City of Orland have any drinking water violations?
EPA's records list 7 violations for this system; 5 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 City of Orland'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; 5 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 CA state drinking water program.
Where can I find City of Orland's water quality report?
As a community water system, City of Orland 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 Glenn County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Caltrans-Willows Reststop-Sb | Glenn | 7,500 | Transient non-community | Groundwater |
| Caltrans-Willows Reststop-Nb | Glenn | 7,500 | Transient non-community | Groundwater |
| Cal-Water Service Co.-Willows | Glenn | 7,240 | Community | Groundwater |
| Cal-Water Service Co.-Hamilton City | Glenn | 1,799 | Community | Groundwater |
| Sacramento Nat. Wildlife Refuge | Glenn | 824 | Transient non-community | Groundwater |
| Johns Manville | Glenn | 340 | Non-transient non-community | Groundwater |
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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, “City of Orland, PWSID CA1110001, California”, https://aquacensus.com/water-systems/california/city-of-orland-ca1110001 (data as of October 1, 2026).