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Addressing Concerns About Blue-Green Algae

July 23, 2010: Indiana Reservoir and Lake Update July 23, 2010: Indiana Reservoir and Lake Update

These are the most recent cyanobacterial cell counts. For protection of human health, the World Health Organization uses a guideline level of greater than 100,000 cells/ml for a high risk health alert in recreational waters. For more information, please contact the Indiana Blue-Green Algae Information Line at (877) 650-0033 (Toll Free) or (317) 233-7181.

  • Eagle Creek Reservoir: Total cyanobacterial cell counts were above 100,000 cells/ml 7/19/10
  • Geist Reservoir: Total cyanobacterial cell counts were above 100,000 cells/ml on 7/19/10
  • Morse Reservoir: Total cyanobacterial cell counts were above 100,000 cells/ml on 7/19/10
  • Mississinewa Reservoir at Miami State Recreational Area Beach and other various locations around the lake: Total cyanobacterial cell counts were above 100,000 cells/ml on 7/21/10
  • Salamonie Reservoir at Lost Bridge West State Recreational Area Beach: Total cyanobacterial cell counts were below 100,000 cells/ml on 7/21/10
  • Roush Reservoir at Little Turtle State Recreational Area Beach: Total cyanobacterial cell counts were below 100,000 cells/ml on 7/21/10
  • Summit Lake State Park – Summit Lake Beach: Total cyanobacterial cell counts were below 100,000 cells/ml on 7/20/10
  • Whitewater Memorial State Park – Whitewater Lake Beach: Total cyanobacterial cell counts were below 100,000 cells/ml on 7/20/10
  • Patoka Reservoir:
    • Main Reservoir - Total cyanobacterial cell counts were below 100,000 cells/ml on 7/8/10
    • Lick Fork - Total cyanobacterial cell counts were above 100,000 cells/ml on 7/8/10