Public water system · CA4700863
ActiveMt. Shasta Ski Park
At a glance
Mt. Shasta Ski Park (PWSID CA4700863) is an active transient non-community water system in Siskiyou County, California. It reports serving 3,500 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in October 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,500
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mt. Shasta Ski Park compare with other water systems in Siskiyou County?
By EPA's size categories, Mt. Shasta Ski Park is a medium system (3,301 to 10,000 people). Siskiyou County has 69 active public water systems, and Mt. Shasta Ski Park is the 3rd-largest of them by population served. Its population served is about 5.9 times the county average of 593 people per system, and accounts for 8.6% of the 40,908 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 Mt. Shasta Ski Park is about 24 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 Mt. Shasta Ski Park?
EPA lists Mt. Shasta Ski Park as privately owned. 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. 28 of the 69 active systems in Siskiyou County (41%) are also privately owned.
Does Mt. Shasta Ski Park have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 2014. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The one violation in EPA's records.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.
Mt. Shasta Ski Park: frequently asked questions
Who runs Mt. Shasta Ski Park?
Mt. Shasta Ski Park (PWSID CA4700863) is a transient non-community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Mt. Shasta Ski Park serve?
Mt. Shasta Ski Park reports serving 3,500 people through 2 service connections in Siskiyou County, California.
Where does Mt. Shasta Ski 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 Mt. Shasta Ski Park have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 2014. 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 Mt. Shasta Ski 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 one violation for this system; it is health-based, and the most recent began in October 2014. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Mt. Shasta Ski Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mt. Shasta Ski 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 Siskiyou County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Yreka, City of | Siskiyou | 7,825 | Community | Surface water |
| Mt. Shasta, City of | Siskiyou | 3,642 | Community | Groundwater |
| Lake Shastina C.S.D | Siskiyou | 2,790 | Community | Groundwater |
| Weed, City of | Siskiyou | 2,662 | Community | Groundwater |
| Lake Siskiyou Campground | Siskiyou | 1,800 | Transient non-community | Surface water |
| Dunsmuir, City of | Siskiyou | 1,707 | Community | Groundwater |
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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, “Mt. Shasta Ski Park, PWSID CA4700863, California”, https://aquacensus.com/water-systems/california/mt-shasta-ski-park-ca4700863 (data as of October 1, 2026).