Public water system · CA5410034
ActiveDel Oro California Pines District
At a glance
Del Oro California Pines District (PWSID CA5410034) is an active community water system in Tulare County, California. It reports serving 944 people through 286 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in October 2011.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
944
Service connections
286
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Del Oro California Pines District compare with other water systems in Tulare County?
By EPA's size categories, Del Oro California Pines District is a small system (501 to 3,300 people). Tulare County has 274 active public water systems. Its population served is about 44% below the county average of 1,700 people per system, and accounts for 0.2% of the 465,710 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 Del Oro California Pines District 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 Del Oro California Pines District?
EPA lists Del Oro California Pines District 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. 184 of the 274 active systems in Tulare County (67%) are also privately owned.
Does Del Oro California Pines District have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in October 2011. The violations listed here began between January 2002 and October 2011. By type: 6 contaminant level above the legal limit and 6 monitoring and reporting. The contaminant or rule involved most often is Combined Uranium (4 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2011-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2011-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2009-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2008-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-08-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2003-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2003-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2002-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
The 12 most recent 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.
Del Oro California Pines District: frequently asked questions
Who runs Del Oro California Pines District?
Del Oro California Pines District (PWSID CA5410034) is a community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Del Oro California Pines District serve?
Del Oro California Pines District reports serving 944 people through 286 service connections in Tulare County, California.
Where does Del Oro California Pines District 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 Del Oro California Pines District have any drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in October 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 Del Oro California Pines District'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. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in October 2011. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Del Oro California Pines District's water quality report?
As a community water system, Del Oro California Pines District 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 Tulare County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cws - Visalia | Tulare | 148,496 | Community | Groundwater |
| Tulare, City of | Tulare | 72,241 | Community | Groundwater |
| Porterville, City of | Tulare | 63,487 | Community | Groundwater |
| Dinuba, City of | Tulare | 27,281 | Community | Groundwater |
| Lindsay, City of | Tulare | 12,659 | Community | Surface water |
| Exeter, City of | Tulare | 11,169 | 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, “Del Oro California Pines District, PWSID CA5410034, California”, https://aquacensus.com/water-systems/california/del-oro-california-pines-district-ca5410034 (data as of October 1, 2026).