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Public water system · CA4000671

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Elks Lodge #322

At a glance

Elks Lodge #322 (PWSID CA4000671) is an active non-transient non-community water system in San Luis Obispo County, California. It reports serving 40 people through 12 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 6 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

40

Service connections

12

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDCA4000671
System typeNon-transient non-community water system
Activity statusActive
Population served40
Service connections12
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyCA state drinking water program
City served—
StateCalifornia
ZIP—
CountySan Luis Obispo County

How does Elks Lodge #322 compare with other water systems in San Luis Obispo County?

By EPA's size categories, Elks Lodge #322 is a very small system (500 people or fewer). San Luis Obispo County has 171 active public water systems. Its population served is well below the county average of 2,038 people per system, and accounts for less than 0.1% of the 348,510 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Elks Lodge #322 is well below that figure.

What does “non-transient non-community water system” mean?

A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. California has 1,466 active non-transient non-community water systems, 20% 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 Elks Lodge #322?

EPA lists Elks Lodge #322 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. 130 of the 171 active systems in San Luis Obispo County (76%) are also privately owned.

Does Elks Lodge #322 have drinking water violations?

EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between January 2017 and October 2024. By type: 4 monitoring and reporting, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 4 as resolved and 2 as unaddressed. 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.

BeganViolationContaminant or ruleHealth-basedStatus
2024-10-17Required treatment not metLSL Inventory · code 2ELead and Copper Rule Revisionscode 5200YesUnaddressed
2024-10-17ReportingLSL Reporting · code 4GLead and Copper Rule Revisionscode 5200NoUnaddressed
2023-10-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2023-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2017-10-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2017-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

All 6 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.

Elks Lodge #322: frequently asked questions

Who runs Elks Lodge #322?

Elks Lodge #322 (PWSID CA4000671) is a non-transient non-community water system privately owned. It is regulated by the CA state drinking water program.

How many people does Elks Lodge #322 serve?

Elks Lodge #322 reports serving 40 people through 12 service connections in San Luis Obispo County, California.

Where does Elks Lodge #322 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 Elks Lodge #322 have any drinking water violations?

EPA's records list 6 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 Elks Lodge #322'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 6 violations for this system; 1 is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the CA state drinking water program.

Where can I find Elks Lodge #322's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Elks Lodge #322 is a non-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 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

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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, “Elks Lodge #322, PWSID CA4000671, California”, https://aquacensus.com/water-systems/california/elks-lodge-322-ca4000671 (data as of October 1, 2026).