Public water system · OR4101092
ActiveUsfs Tiller Ranger Station
At a glance
Usfs Tiller Ranger Station (PWSID OR4101092) is an active non-transient non-community water system in Douglas County, Oregon. It reports serving 34 people through 10 service connections. Its primary water source is surface water, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
34
Service connections
10
Primary source
SW
Surface water
System type
NTNCWS
Non-transient non-community water system
System record
How does Usfs Tiller Ranger Station compare with other water systems in Douglas County?
By EPA's size categories, Usfs Tiller Ranger Station is a very small system (500 people or fewer). Douglas County has 102 active public water systems. Its population served is well below the county average of 916 people per system, and accounts for less than 0.1% of the 93,402 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 Tiller Ranger Station is well below 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 211 Oregon systems (8.3%) list surface water as their primary source.
Who owns and regulates Usfs Tiller Ranger Station?
EPA lists Usfs Tiller Ranger Station 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. 19 of the 102 active systems in Douglas County (19%) are also owned by the federal government.
Does Usfs Tiller Ranger Station have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024. The violations listed here began between January 2010 and August 2024. By type: 8 monitoring and reporting, 2 contaminant level above the legal limit, 1 required treatment not met and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Surface Water Treatment Rule (4 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 |
|---|---|---|---|---|
| 2024-08-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2024-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-02-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2021-08-22 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2021-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | 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 Tiller Ranger Station: frequently asked questions
Who runs Usfs Tiller Ranger Station?
Usfs Tiller Ranger Station (PWSID OR4101092) 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 Tiller Ranger Station serve?
Usfs Tiller Ranger Station reports serving 34 people through 10 service connections in Douglas County, Oregon.
Where does Usfs Tiller Ranger Station get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Usfs Tiller Ranger Station have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 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 Usfs Tiller Ranger Station'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, 3 are health-based, and the most recent began in August 2024. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Usfs Tiller Ranger Station's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Usfs Tiller Ranger Station 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 Douglas County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Roseburg, City of | Douglas | 28,800 | Community | Surface water |
| Umpqua Basin Water Assoc | Douglas | 9,499 | Community | Surface water |
| Winston-Dillard Water District | Douglas | 8,300 | Community | Surface water |
| Sutherlin, City of | Douglas | 8,060 | Community | Surface water |
| Green Area Water & Sanitary Authority | Douglas | 7,000 | Community | Surface water |
| Reedsport, City of | Douglas | 4,836 | Community | 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, “Usfs Tiller Ranger Station, PWSID OR4101092, Oregon”, https://aquacensus.com/water-systems/oregon/usfs-tiller-ranger-station-or4101092 (data as of October 1, 2026).