Public water system · WA5391460
ActiveOlympic Water System
At a glance
Olympic Water System (PWSID WA5391460) is an active community water system in Pierce County, Washington. It reports serving 75 people through 21 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 1999.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
21
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Olympic Water System compare with other water systems in Pierce County?
By EPA's size categories, Olympic Water System is a very small system (500 people or fewer). Pierce County has 358 active public water systems. Its population served is well below the county average of 3,335 people per system, and accounts for less than 0.1% of the 1,193,797 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active community water system reports serving 6,703 people, so Olympic Water System 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. Washington has 2,392 active community water systems, 51% of the state's 4,705 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,370 Washington systems (93%) list groundwater as their primary source.
Who owns and regulates Olympic Water System?
EPA lists Olympic Water System as privately owned. The WA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 257 of the 358 active systems in Pierce County (72%) are also privately owned.
Does Olympic Water System have drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 1999. The violations listed here began between October 1979 and October 1999. By type: 10 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Consumer Confidence Rule, Total coliform bacteria (TCR), Selenium and Cadmium. EPA lists 10 as archived and 1 as resolved. 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. 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 |
|---|---|---|---|---|
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1991-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Archived |
All 11 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.
Olympic Water System: frequently asked questions
Who runs Olympic Water System?
Olympic Water System (PWSID WA5391460) is a community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Olympic Water System serve?
Olympic Water System reports serving 75 people through 21 service connections in Pierce County, Washington.
Where does Olympic Water System 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 Olympic Water System have any drinking water violations?
EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 1999. 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 Olympic Water System'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. EPA's records list 11 violations for this system; none is health-based, and the most recent began in October 1999. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Olympic Water System's water quality report?
As a community water system, Olympic Water System 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 Pierce County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tacoma Water Division City of | Pierce | 446,170 | Community | Surface water |
| Puyallup City of | Pierce | 94,520 | Community | Purchased surface water |
| Lakewood Water District | Pierce | 82,425 | Community | Groundwater |
| Southwood | Pierce | 64,155 | Community | Purchased surface water |
| Bonney Lake Water Department City | Pierce | 43,371 | Community | Purchased surface water |
| Firgrove Mutual Inc. | Pierce | 36,168 | Community | Purchased 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, “Olympic Water System, PWSID WA5391460, Washington”, https://aquacensus.com/water-systems/washington/olympic-water-system-wa5391460 (data as of October 1, 2026).