Public water system · CA2810301
ActiveCsp-Bothe-Napa Valley State Park
At a glance
Csp-Bothe-Napa Valley State Park (PWSID CA2810301) is an active transient non-community water system in Napa County, California. It reports serving 565 people through 54 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2011.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
565
Service connections
54
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Csp-Bothe-Napa Valley State Park compare with other water systems in Napa County?
By EPA's size categories, Csp-Bothe-Napa Valley State Park is a small system (501 to 3,300 people). Napa County has 188 active public water systems. Its population served is about 34% below the county average of 861 people per system, and accounts for 0.3% of the 161,950 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Csp-Bothe-Napa Valley State Park is about 3.9 times 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. California has 3,016 active transient non-community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates Csp-Bothe-Napa Valley State Park?
EPA lists Csp-Bothe-Napa Valley State Park as owned by a state government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 4 of the 188 active systems in Napa County (2.1%) are also owned by a state government.
Does Csp-Bothe-Napa Valley State Park have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2011. The violations listed here began between October 2000 and July 2011. By type: 2 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 2 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 |
|---|---|---|---|---|
| 2011-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 2 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.
Csp-Bothe-Napa Valley State Park: frequently asked questions
Who runs Csp-Bothe-Napa Valley State Park?
Csp-Bothe-Napa Valley State Park (PWSID CA2810301) is a transient non-community water system owned by a state government. It is regulated by the CA state drinking water program.
How many people does Csp-Bothe-Napa Valley State Park serve?
Csp-Bothe-Napa Valley State Park reports serving 565 people through 54 service connections in Napa County, California.
Where does Csp-Bothe-Napa Valley State 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 Csp-Bothe-Napa Valley State Park have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2011. 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 Csp-Bothe-Napa Valley State 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 2 violations for this system; none is health-based, and the most recent began in July 2011. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Csp-Bothe-Napa Valley State Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Csp-Bothe-Napa Valley State 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 Napa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Napa, City of | Napa | 84,804 | Community | Surface water |
| American Canyon, City of | Napa | 21,437 | Community | Surface water |
| Phelps Vineyards | Napa | 19,412 | Non-transient non-community | Groundwater |
| Calistoga, City of | Napa | 5,610 | Community | Surface water |
| St. Helena, City of | Napa | 5,386 | Community | Surface water |
| Town of Yountville | Napa | 2,787 | 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, “Csp-Bothe-Napa Valley State Park, PWSID CA2810301, California”, https://aquacensus.com/water-systems/california/csp-bothe-napa-valley-state-park-ca2810301 (data as of October 1, 2026).