Public water system · OR4190595
ActiveNestucca Valley Elementary School
At a glance
Nestucca Valley Elementary School (PWSID OR4190595) is an active non-transient non-community water system in Tillamook County, Oregon. It reports serving 325 people through 1 service connection. 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, 4 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
325
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Nestucca Valley Elementary School compare with other water systems in Tillamook County?
By EPA's size categories, Nestucca Valley Elementary School is a very small system (500 people or fewer). Tillamook County has 63 active public water systems. Its population served is about 40% below the county average of 538 people per system, and accounts for 1% of the 33,890 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 Nestucca Valley Elementary School is about 24% 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. 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 Nestucca Valley Elementary School?
EPA lists Nestucca Valley Elementary School 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. 25 of the 63 active systems in Tillamook County (40%) are also owned by a local government.
Does Nestucca Valley Elementary School have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in January 2026. The violations listed here began between July 2021 and January 2026. By type: 6 monitoring and reporting, 2 required treatment not met, 2 monitoring and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (3 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 |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingInitial, Follow-up, or Routine Source Water M/R · code 56 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2024-07-01 | Required treatment not metOCCT/SOWT Treatment Installation/Demonstration · code 58 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2024-06-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-05-21 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2022-07-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2022-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | 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.
Nestucca Valley Elementary School: frequently asked questions
Who runs Nestucca Valley Elementary School?
Nestucca Valley Elementary School (PWSID OR4190595) is a non-transient non-community water system owned by a local government. It is regulated by the OR state drinking water program.
How many people does Nestucca Valley Elementary School serve?
Nestucca Valley Elementary School reports serving 325 people through 1 service connection in Tillamook County, Oregon.
Where does Nestucca Valley Elementary School 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 Nestucca Valley Elementary School have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 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 Nestucca Valley Elementary School'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, 4 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 Nestucca Valley Elementary School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Nestucca Valley Elementary School 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 Tillamook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tillamook Water Dept, City of | Tillamook | 5,265 | Community | Surface water |
| Manzanita, City of | Tillamook | 3,200 | Community | Purchased groundwater |
| Oprd Cape Lookout State Park | Tillamook | 2,005 | Transient non-community | Surface water |
| Fairview Water District | Tillamook | 1,930 | Community | Groundwater |
| Netarts Water District | Tillamook | 1,800 | Community | Surface water |
| Neskowin Reg Water Dist | Tillamook | 1,735 | 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, “Nestucca Valley Elementary School, PWSID OR4190595, Oregon”, https://aquacensus.com/water-systems/oregon/nestucca-valley-elementary-school-or4190595 (data as of October 1, 2026).