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  • Current Information

Consumer Confidence Report Now Available

The Mammoth Community Water District 2025 Consumer Confidence Report  on Water Quality is Now Available. 
Press Release
2025 Consumer Confidence Report

Copyright © 2026 Mammoth Community Water District

1315 Meridian Blvd, Mammoth Lakes CA 93546

Telephone (760) 934-2596

  • Main Line: (760) 934-2596 M – F 7:30am – 4:30pm
  • After Hours Emergency: (760) 914-0935
  • Anonymous Reporting Hotline: (760) 924-4511
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