Public water system · OR4100929
ActiveRiverside Mobile Park
At a glance
Riverside Mobile Park (PWSID OR4100929) is an active community water system in Lincoln County, Oregon. It reports serving 32 people through 22 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
32
Service connections
22
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Riverside Mobile Park compare with other water systems in Lincoln County?
By EPA's size categories, Riverside Mobile Park is a very small system (500 people or fewer). Lincoln County has 52 active public water systems. Its population served is well below the county average of 1,190 people per system, and accounts for less than 0.1% of the 61,889 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 Riverside Mobile Park 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 Riverside Mobile Park?
EPA lists Riverside Mobile Park as privately owned. 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. 30 of the 52 active systems in Lincoln County (58%) are also privately owned.
Does Riverside Mobile Park have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020. The violations listed here began between July 2004 and October 2020. By type: 9 monitoring and reporting, 2 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2020-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2010-06-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Unaddressed |
| 2009-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2005-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2004-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2004-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-08-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | 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.
Riverside Mobile Park: frequently asked questions
Who runs Riverside Mobile Park?
Riverside Mobile Park (PWSID OR4100929) is a community water system privately owned. It is regulated by the OR state drinking water program.
How many people does Riverside Mobile Park serve?
Riverside Mobile Park reports serving 32 people through 22 service connections in Lincoln County, Oregon.
Where does Riverside Mobile Park 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 Riverside Mobile Park have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020. 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 Riverside Mobile Park'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, one is health-based, and the most recent began in October 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the OR state drinking water program.
Where can I find Riverside Mobile Park's water quality report?
As a community water system, Riverside Mobile Park 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 Lincoln County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lincoln City, City of | Lincoln | 20,830 | Community | Surface water |
| Newport, City of | Lincoln | 10,439 | Community | Surface water |
| Seal Rock Water District | Lincoln | 6,000 | Community | Surface water |
| Kernville-Gleneden-Linc Bch Wd | Lincoln | 5,609 | Community | Surface water |
| Toledo Water Utilities | Lincoln | 3,645 | Community | Surface water |
| Sw Lincoln Co Water PUD | Lincoln | 3,000 | 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, “Riverside Mobile Park, PWSID OR4100929, Oregon”, https://aquacensus.com/water-systems/oregon/riverside-mobile-park-or4100929 (data as of October 1, 2026).