Kissimmee Watershed Environmental Conditions – 4/07/09:

  • Over the last seven days, the upper Kissimmee Basin received 0.57 inches of rainfall and the lower Kissimmee Basin received 1.08 inches of (Daily Rainfall Report 4/03/09).
  • Stage in Lakes Kissimmee, Hatchineha and Cypress is 1.18 ft below regulation schedule.
  • Lakes Tohopekaliga and East Tohopekaliga are now at or very close to their regulation schedules.
  • Stage in Lake Tohopekaliga will be held at its current level until the gate at S61 can be repaired.  Once the gate is repaired, stage will be decreased gradually to meet the target of 52 feet on 5/15/09.
  • The Alligator chain of lakes is 0.65 ft below regulation and Lake Gentry is 0.68 ft below regulation schedule.
  • Lakes Hart and Mary Jane are 0.28 ft below regulation schedule.
  • Hydrilla treatments are scheduled for Lakes Kissimmee, Hatchineha and Jackson on 4/14/09 through 4/16/09.
  • According to the survey maps from 3/26/09, there are approximately 23 active nests on Lake Tohopekaliga, 2 on East Lake Tohopekaliga, 12 on Lake Kissimmee and 6 on Lake Istokpoga.
  • Discharge from Lake Kissimmee continues at about 250 cfs.
  • Discharge at S65C is about 200 cfs and the low stage target schedule has resumed (33 feet on May 15th unless there is a large rain event).
  • A turbidity plume in lower Pool C was observed over the weekend.  The plume is likely a result of establishment of flow through the newly constructed section of river channel and turbidity is expected to dissipate in a short amount of time.
  • Over the last seven days, dissolved oxygen concentrations in the Kissimmee River ranged from 5.1 mg/L to 7.5 mg/L and averaged 6.1 mg/L.

 


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