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Utah APPLETREE Program

2019 Current Blooms

Follow the links below for more information. Remember that HABs can move with the wind and waves.

  • Deer Creek Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 30, 2019
  • Manning Meadow Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 15, 2019
  • Mantua Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 26, 2019
  • Matt Warner Reservoir
    • Closed to RecreationThis area is closed to recreation.
      • Swimming, boating, and other water activities are not allowed in this area
      • Do not drink the water
      • Keep pets and livestock away
      • Follow any fishing advisories
    • Latest sample date: August 6, 2019
  • Mill Meadow Reservoir (suspected)
    • Report date: August 27, 2019
  • Millrace Pond
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 23, 2019
  • Minersville Reservoir (suspected)
    • Report date: August 28, 2019
  • Otter Creek Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 14, 2019
  • Payson Lakes (Box & McClellan Lakes)
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 16, 2019
  • Scofield Reservoir (suspected)
    • Report date: August 29, 2019
  • Starvation Reservoir (suspected)
    • Report date: August 30, 2019
  • Upper Box Creek Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 15, 2019
  • Utah Lake
    • Warning Advisory: Goshen Bay, Lincoln Beach, Provo BayWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample collection: August 19, 2019
  • Yuba Lake
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 22, 2019
  • Zelph Calder Reservoir
    • Warning AdvisoryWarning advisory recommendations:
      • Do not swim or water ski in the affected areas
      • Avoid areas of scum when boating
      • Do not drink the water
      • Keep pets and livestock away
      • Clean fish well and discard the guts
    • Latest sample date: August 6, 2019
  • Report a Bloom

    If you think you have seen a harmful algal bloom, call the 24-hour UDEQ Spill Line:

    (801) 536-4123


    Health Concerns

    If you think you may be experiencing symptoms from exposure to a bloom, contact your health care provider or call the Utah Poison Control Center:

    1-800-222-1222

    If you think your pets or other animals may be experiencing symptoms, contact your veterinarian.