Public water system · WA5354707
ActiveTaidnapam Park
At a glance
Taidnapam Park (PWSID WA5354707) is an active transient non-community water system in Lewis County, Washington. It reports serving 410 people through 209 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in August 2006.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
410
Service connections
209
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Taidnapam Park compare with other water systems in Lewis County?
By EPA's size categories, Taidnapam Park is a very small system (500 people or fewer). Lewis County has 166 active public water systems. Its population served is about 24% below the county average of 537 people per system, and accounts for 0.5% of the 89,186 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Taidnapam Park is about 185% 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. Washington has 1,913 active transient non-community water systems, 41% 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 Taidnapam Park?
EPA lists Taidnapam Park as owned by a local government. 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. 37 of the 166 active systems in Lewis County (22%) are also owned by a local government.
Does Taidnapam Park have drinking water violations?
EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in August 2006. The violations listed here began between October 1991 and August 2006. By type: 6 contaminant level above the legal limit and 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (9 of them). EPA lists 9 as archived. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2006-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2003-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1996-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1994-10-19 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1994-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1992-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 9 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.
Taidnapam Park: frequently asked questions
Who runs Taidnapam Park?
Taidnapam Park (PWSID WA5354707) is a transient non-community water system owned by a local government. It is regulated by the WA state drinking water program.
How many people does Taidnapam Park serve?
Taidnapam Park reports serving 410 people through 209 service connections in Lewis County, Washington.
Where does Taidnapam 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 Taidnapam Park have any drinking water violations?
EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in August 2006. 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 Taidnapam 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. EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in August 2006. For current results, consult EPA ECHO, or the WA state drinking water program.
Where can I find Taidnapam Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Taidnapam Park 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 Lewis County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Centralia Public Works - Water | Lewis | 28,164 | Community | Groundwater |
| Chehalis Water Department | Lewis | 11,718 | Community | Surface water |
| Winlock City of | Lewis | 3,502 | Community | Groundwater |
| Napavine City of | Lewis | 3,095 | Community | Groundwater |
| Boistfort Valley | Lewis | 2,389 | Community | Surface water |
| Morton City of | Lewis | 2,147 | 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, “Taidnapam Park, PWSID WA5354707, Washington”, https://aquacensus.com/water-systems/washington/taidnapam-park-wa5354707 (data as of October 1, 2026).