Public water system · CA4510303
ActiveDp&R - Castle Crags Sp
At a glance
Dp&R - Castle Crags Sp (PWSID CA4510303) is an active transient non-community water system in Shasta County, California. It reports serving 425 people through 12 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
425
Service connections
12
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Dp&R - Castle Crags Sp compare with other water systems in Shasta County?
By EPA's size categories, Dp&R - Castle Crags Sp is a very small system (500 people or fewer). Shasta County has 174 active public water systems. Its population served is about 65% below the county average of 1,208 people per system, and accounts for 0.2% of the 210,209 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 Dp&R - Castle Crags Sp is about 195% 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. 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 Dp&R - Castle Crags Sp?
EPA lists Dp&R - Castle Crags Sp 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. 8 of the 174 active systems in Shasta County (4.6%) are also owned by a state government.
Does Dp&R - Castle Crags Sp have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Dp&R - Castle Crags Sp. For the latest compliance status, check EPA ECHO for current compliance history.
Dp&R - Castle Crags Sp: frequently asked questions
Who runs Dp&R - Castle Crags Sp?
Dp&R - Castle Crags Sp (PWSID CA4510303) 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 Dp&R - Castle Crags Sp serve?
Dp&R - Castle Crags Sp reports serving 425 people through 12 service connections in Shasta County, California.
Where does Dp&R - Castle Crags Sp 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 Dp&R - Castle Crags Sp have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Dp&R - Castle Crags Sp'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Dp&R - Castle Crags Sp's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dp&R - Castle Crags Sp 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 Shasta County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Redding | Shasta | 89,628 | Community | Surface water |
| Bella Vista Water District | Shasta | 18,612 | Community | Surface water |
| City of Anderson | Shasta | 11,147 | Community | Groundwater |
| City of Shasta Lake | Shasta | 10,657 | Community | Surface water |
| Shasta District Fair | Shasta | 10,200 | Transient non-community | Groundwater |
| Clear Creek Csd-Anderson | Shasta | 8,900 | 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, “Dp&R - Castle Crags Sp, PWSID CA4510303, California”, https://aquacensus.com/water-systems/california/dp-r-castle-crags-sp-ca4510303 (data as of October 1, 2026).