Public water system · OR4191135
ActiveSummer Lake Wildlife Mngmt
At a glance
Summer Lake Wildlife Mngmt (PWSID OR4191135) is an active transient non-community water system in Lake County, Oregon. It reports serving 30 people through 7 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in September 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
30
Service connections
7
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Summer Lake Wildlife Mngmt compare with other water systems in Lake County?
By EPA's size categories, Summer Lake Wildlife Mngmt is a very small system (500 people or fewer). Lake County has 19 active public water systems. Its population served is well below the county average of 250 people per system, and accounts for 0.6% of the 4,753 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 Summer Lake Wildlife Mngmt is well below 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 Summer Lake Wildlife Mngmt?
EPA lists Summer Lake Wildlife Mngmt as owned by a state 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. 3 of the 19 active systems in Lake County (16%) are also owned by a state government.
Does Summer Lake Wildlife Mngmt have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in September 2025. The violations listed here began between July 2013 and September 2025. By type: 5 monitoring, 3 public notice, recordkeeping or other, 2 contaminant level above the legal limit and 2 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (6 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 |
|---|---|---|---|---|
| 2025-09-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2025-01-30 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Resolved |
| 2023-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2018-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-10-15 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2013-11-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2013-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Summer Lake Wildlife Mngmt: frequently asked questions
Who runs Summer Lake Wildlife Mngmt?
Summer Lake Wildlife Mngmt (PWSID OR4191135) is a transient non-community water system owned by a state government. It is regulated by the OR state drinking water program.
How many people does Summer Lake Wildlife Mngmt serve?
Summer Lake Wildlife Mngmt reports serving 30 people through 7 service connections in Lake County, Oregon.
Where does Summer Lake Wildlife Mngmt 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 Summer Lake Wildlife Mngmt 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 September 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 Summer Lake Wildlife Mngmt'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 September 2025. For current results, consult EPA ECHO, or the OR state drinking water program.
Where can I find Summer Lake Wildlife Mngmt's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Summer Lake Wildlife Mngmt 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 Lake County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lakeview, City of | Lake | 2,476 | Community | Groundwater |
| Christmas Valley Domestic Ws | Lake | 950 | Community | Groundwater |
| North Lake School Sd 14 | Lake | 260 | Non-transient non-community | Groundwater |
| Paisley, City of | Lake | 245 | Community | Groundwater |
| Oprd Goose Lake Recreation | Lake | 150 | Transient non-community | Groundwater |
| Westwind Mobile Home Park | Lake | 104 | 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, “Summer Lake Wildlife Mngmt, PWSID OR4191135, Oregon”, https://aquacensus.com/water-systems/oregon/summer-lake-wildlife-mngmt-or4191135 (data as of October 1, 2026).