Public water system · OR4195345
ActiveDouglas Co Pks - Halfmoon Bay
At a glance
Douglas Co Pks - Halfmoon Bay (PWSID OR4195345) is an active transient non-community water system in Douglas County, Oregon. It reports serving 400 people through 3 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, 3 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
400
Service connections
3
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Douglas Co Pks - Halfmoon Bay compare with other water systems in Douglas County?
By EPA's size categories, Douglas Co Pks - Halfmoon Bay is a very small system (500 people or fewer). Douglas County has 102 active public water systems. Its population served is about 56% below the county average of 916 people per system, and accounts for 0.4% 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 transient non-community water system reports serving 144 people, so Douglas Co Pks - Halfmoon Bay is about 178% above that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Oregon has 1,250 active transient non-community water systems, 49% 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 Douglas Co Pks - Halfmoon Bay?
EPA lists Douglas Co Pks - Halfmoon Bay 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. 23 of the 102 active systems in Douglas County (23%) are also owned by a local government.
Does Douglas Co Pks - Halfmoon Bay have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026. The violations listed here began between October 2010 and January 2026. By type: 4 monitoring and reporting, 3 monitoring, 3 contaminant level above the legal limit and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 8 as resolved, 2 as archived and 2 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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 |
|---|---|---|---|---|
| 2026-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2025-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-03-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-02-11 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2016-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2014-05-23 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2010-12-19 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2010-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Unaddressed |
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.
Douglas Co Pks - Halfmoon Bay: frequently asked questions
Who runs Douglas Co Pks - Halfmoon Bay?
Douglas Co Pks - Halfmoon Bay (PWSID OR4195345) is a transient non-community water system owned by a local government. It is regulated by the OR state drinking water program.
How many people does Douglas Co Pks - Halfmoon Bay serve?
Douglas Co Pks - Halfmoon Bay reports serving 400 people through 3 service connections in Douglas County, Oregon.
Where does Douglas Co Pks - Halfmoon Bay 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 Douglas Co Pks - Halfmoon Bay 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 January 2026. 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 Douglas Co Pks - Halfmoon Bay'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 January 2026. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Douglas Co Pks - Halfmoon Bay's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Douglas Co Pks - Halfmoon Bay is a 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, “Douglas Co Pks - Halfmoon Bay, PWSID OR4195345, Oregon”, https://aquacensus.com/water-systems/oregon/douglas-co-pks-halfmoon-bay-or4195345 (data as of October 1, 2026).