Public water system · OR4101093
ActiveUsfs Timber Lake Jcc
At a glance
Usfs Timber Lake Jcc (PWSID OR4101093) is an active non-transient non-community water system in Clackamas County, Oregon. It reports serving 200 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
200
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Usfs Timber Lake Jcc compare with other water systems in Clackamas County?
By EPA's size categories, Usfs Timber Lake Jcc is a very small system (500 people or fewer). Clackamas County has 241 active public water systems. Its population served is well below the county average of 1,602 people per system, and accounts for less than 0.1% of the 385,972 people reported by systems filed under the county. Across Oregon, the 2,536 active systems average 1,587 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Usfs Timber Lake Jcc is about half of that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Oregon has 346 active non-transient non-community water systems, 14% 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 Usfs Timber Lake Jcc?
EPA lists Usfs Timber Lake Jcc as owned by the federal 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. 22 of the 241 active systems in Clackamas County (9.1%) are also owned by the federal government.
Does Usfs Timber Lake Jcc 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 2025. The violations listed here began between January 2006 and July 2025. By type: 8 monitoring and reporting, 2 monitoring and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2007-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
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.
Usfs Timber Lake Jcc: frequently asked questions
Who runs Usfs Timber Lake Jcc?
Usfs Timber Lake Jcc (PWSID OR4101093) is a non-transient non-community water system owned by the federal government. It is regulated by the OR state drinking water program.
How many people does Usfs Timber Lake Jcc serve?
Usfs Timber Lake Jcc reports serving 200 people through 1 service connection in Clackamas County, Oregon.
Where does Usfs Timber Lake Jcc 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 Usfs Timber Lake Jcc 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 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 Usfs Timber Lake Jcc'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 2025. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Usfs Timber Lake Jcc's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Usfs Timber Lake Jcc is a non-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 Clackamas County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sunrise Water Authority | Clackamas | 50,003 | Community | Purchased surface water |
| Lake Oswego Municipal Water | Clackamas | 40,000 | Community | Purchased surface water |
| Oregon City | Clackamas | 33,940 | Community | Purchased surface water |
| Oak Lodge Water Services | Clackamas | 30,000 | Community | Purchased surface water |
| Clackamas River Water | Clackamas | 29,918 | Community | Surface water |
| West Linn, City of | Clackamas | 28,000 | Community | Purchased surface water |
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, “Usfs Timber Lake Jcc, PWSID OR4101093, Oregon”, https://aquacensus.com/water-systems/oregon/usfs-timber-lake-jcc-or4101093 (data as of October 1, 2026).