Public water system · CA0310012
ActiveAwa Buckhorn Plant
At a glance
Awa Buckhorn Plant (PWSID CA0310012) is an active community water system in Amador County, California. It reports serving 8,791 people through 2,738 service connections. Its primary water source is surface water, 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 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,791
Service connections
2,738
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Awa Buckhorn Plant compare with other water systems in Amador County?
By EPA's size categories, Awa Buckhorn Plant is a medium system (3,301 to 10,000 people). Amador County has 67 active public water systems, and Awa Buckhorn Plant is the largest of them by population served. Its population served is about 14 times the county average of 645 people per system, and accounts for 20% of the 43,217 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 Awa Buckhorn Plant is about 31% above 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 609 California systems (8.1%) list surface water as their primary source.
Who owns and regulates Awa Buckhorn Plant?
EPA lists Awa Buckhorn Plant 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. 16 of the 67 active systems in Amador County (24%) are also owned by a local government.
Does Awa Buckhorn Plant have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in October 2016. The violations listed here began between May 1987 and October 2016. By type: 5 monitoring and reporting, 1 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 6 as resolved and 1 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. 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 |
|---|---|---|---|---|
| 2016-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1987-05-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | 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.
Awa Buckhorn Plant: frequently asked questions
Who runs Awa Buckhorn Plant?
Awa Buckhorn Plant (PWSID CA0310012) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Awa Buckhorn Plant serve?
Awa Buckhorn Plant reports serving 8,791 people through 2,738 service connections in Amador County, California.
Where does Awa Buckhorn Plant get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Awa Buckhorn Plant 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 2016. 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 Awa Buckhorn Plant'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 2016. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Awa Buckhorn Plant's water quality report?
As a community water system, Awa Buckhorn Plant 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 Amador County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Awa, Ione | Amador | 7,227 | Community | Surface water |
| City of Jackson | Amador | 5,019 | Community | Purchased surface water |
| Awa, Tanner | Amador | 4,940 | Community | Surface water |
| Jackson Valley Irrigation District | Amador | 3,553 | Community | Surface water |
| Awa - Camanche Village | Amador | 2,402 | Community | Groundwater |
| Pine Grove Comm Serv Dist | Amador | 1,141 | 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, “Awa Buckhorn Plant, PWSID CA0310012, California”, https://aquacensus.com/water-systems/california/awa-buckhorn-plant-ca0310012 (data as of October 1, 2026).