Skip to content
AquaCensus

Public water system · CA4000825

Active

Daou Vineyards, LLC

Non-transient non-community water system in San Luis Obispo County, California, drawing primarily on groundwater.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

1,025

Service connections

7

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDCA4000825
System typeNon-transient non-community water system
Activity statusActive
Population served1,025
Service connections7
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyCA state drinking water program
City served—
StateCalifornia
ZIP—
CountySan Luis Obispo County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2018-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

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.

Daou Vineyards, LLC: frequently asked questions

Is Daou Vineyards, LLC's water safe to drink?

Daou Vineyards, LLC is an active non-transient non-community water system regulated under the Safe Drinking Water Act, overseen by the CA state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Daou Vineyards, LLC?

Daou Vineyards, LLC (PWSID CA4000825) is a private-owned non-transient non-community water system, regulated by the CA state drinking water program.

How many people does Daou Vineyards, LLC serve?

Daou Vineyards, LLC reports serving 1,025 people through 7 service connections in San Luis Obispo County, California.

Where does Daou Vineyards, LLC get its water?

EPA SDWIS lists this system's primary water source as groundwater.

Other water systems in San Luis Obispo County

Water systemCountyPopulation servedTypeSource
Santa Margarita Recreation AreaSan Luis Obispo50,001Transient non-communityGroundwater
San Luis Obispo Water DepartmentSan Luis Obispo47,788CommunitySurface water
City of Paso Robles Water DivisionSan Luis Obispo31,176CommunitySurface water
Atascadero Mutual Water CoSan Luis Obispo30,618CommunityGroundwater
City of Arroyo Grande Utilities DivisionSan Luis Obispo17,963CommunityPurchased surface water
California Mens ColonySan Luis Obispo15,000CommunitySurface water

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.