Public water system · CA0800557
ActiveHunter Valley Csd
At a glance
Hunter Valley Csd (PWSID CA0800557) is an active community water system in Del Norte County, California. It reports serving 174 people through 68 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
174
Service connections
68
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hunter Valley Csd compare with other water systems in Del Norte County?
By EPA's size categories, Hunter Valley Csd is a very small system (500 people or fewer). Del Norte County has 31 active public water systems. Its population served is well below the county average of 977 people per system, and accounts for 0.6% of the 30,300 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so Hunter Valley Csd 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. California has 2,997 active 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 Hunter Valley Csd?
EPA lists Hunter Valley Csd as owned by a local 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. 11 of the 31 active systems in Del Norte County (35%) are also owned by a local government.
Does Hunter Valley Csd have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between October 1980 and October 2024. By type: 5 monitoring and reporting, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule (3 of them). EPA lists 3 as resolved, 2 as unaddressed and 2 as archived. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. 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 |
|---|---|---|---|---|
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Unaddressed |
| 2023-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1981-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 1980-10-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 7 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.
Hunter Valley Csd: frequently asked questions
Who runs Hunter Valley Csd?
Hunter Valley Csd (PWSID CA0800557) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Hunter Valley Csd serve?
Hunter Valley Csd reports serving 174 people through 68 service connections in Del Norte County, California.
Where does Hunter Valley Csd 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 Hunter Valley Csd have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2024. 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 Hunter Valley Csd'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 7 violations for this system; 1 is health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Hunter Valley Csd's water quality report?
As a community water system, Hunter Valley Csd 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 Del Norte County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Crescent City | Del Norte | 17,262 | Community | Groundwater |
| Bertsch Ocean View Csd | Del Norte | 2,605 | Community | Purchased groundwater |
| Smith River C.S.D. | Del Norte | 2,568 | Community | Groundwater |
| Jedediah Smith State Park | Del Norte | 2,208 | Transient non-community | Groundwater |
| Del Norte Coast State Park - Mill Creek | Del Norte | 1,051 | Transient non-community | Groundwater under influence of surface water |
| Gasquet C.S.D. | Del Norte | 657 | 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, “Hunter Valley Csd, PWSID CA0800557, California”, https://aquacensus.com/water-systems/california/hunter-valley-csd-ca0800557 (data as of October 1, 2026).