Buenos Aires National Wildlife Refuge

PWSID: AZ0410271

System Details

Population Served54
Service Connections21
Water SourceGroundwater
System TypeNon-Transient Non-Community
OwnerFederal
StatusActive
CitySasabe
Zip Code85633

Areas Served

  • Sasabe, Pima County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0046 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0035 mg/L0.015 mg/LBelow Action Level

Violation History (570 total)

ContaminantViolationDateHealth-BasedStatus
2025-07-01 MajorAcknowledged
2025-04-01Returned to Compliance
2025-04-01 MajorAcknowledged
2025-03-01 MajorAcknowledged
2025-03-01Returned to Compliance
2024-12-20Returned to Compliance
2024-11-18YesReturned to Compliance
2024-10-17Returned to Compliance
2024-10-17YesReturned to Compliance
2024-10-01 MajorAcknowledged
2024-10-01 MajorReturned to Compliance
2024-07-01Returned to Compliance
2024-07-01 MajorReturned to Compliance
2024-07-01 MajorAcknowledged
2024-07-01 MajorAcknowledged
2024-05-19Returned to Compliance
2024-05-19Returned to Compliance
2024-03-01 MajorReturned to Compliance
2024-03-01 MajorAcknowledged
2024-03-01 MajorReturned to Compliance
2024-02-29Returned to Compliance
2024-02-29Returned to Compliance
2024-02-29Returned to Compliance
2024-02-29Returned to Compliance
2024-02-01 MajorReturned to Compliance
2024-02-01 MajorAcknowledged
2024-02-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorReturned to Compliance
2024-01-01 MajorAcknowledged
2024-01-01 MajorReturned to Compliance

Showing 50 of 570 historical violations.