Skip to content
AquaCensus

Public water system · AZ0411405

Active

Biosphere Ii

Transient non-community water system in Pinal County, Arizona, drawing primarily on groundwater.

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

Population served

221

Service connections

65

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDAZ0411405
System typeTransient non-community water system
Activity statusActive
Population served221
Service connections65
Primary water sourceGroundwater
Owner typePublic/private partnership
Primacy agencyAZ state drinking water program
City servedOracle
StateArizona
ZIP

Violations & enforcement

BeganViolationContaminantHealth-basedStatus
2023-08-31757500NoResolved
2022-07-013A8000NoResolved
2010-11-01223100YesResolved
2005-08-01243100NoResolved
2004-01-01031040NoResolved
2003-08-01253100NoResolved
2003-07-01253100NoResolved
2003-07-01223100YesResolved
2003-06-01233100NoResolved
2003-05-01223100YesResolved
2003-04-01233100NoResolved
2003-03-01253100NoResolved

Biosphere Ii: frequently asked questions

Is Biosphere Ii's water safe to drink?

Biosphere Ii is an active transient non-community water system regulated under the Safe Drinking Water Act, overseen by the AZ state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Biosphere Ii?

Biosphere Ii (PWSID AZ0411405) is a public/private partnership-owned transient non-community water system, regulated by the AZ state drinking water program.

How many people does Biosphere Ii serve?

Biosphere Ii reports serving 221 people through 65 service connections in Pinal County, Arizona.

Where does Biosphere Ii get its water?

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

Other water systems in Pinal County

Water systemCountyPopulation servedTypeSource
Arizona Water Co - Pinal ValleyPinal134,432CommunityGroundwater
Epcor - San TanPinal87,435CommunityGroundwater
Gw Santa Cruz Water CoPinal84,000CommunityGroundwater
Arizona Water Co - Apache JunctionPinal62,055CommunityGroundwater
Lago Del Oro Water CompanyPinal18,132CommunityGroundwater
Florence Water CompanyPinal15,900CommunityGroundwater