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Mammoth Community Water District

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Discontinuation of Residential Water Service for Non-Payment PolicyHydrant Meter Application.pdfLaboratory Chain of Custody

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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