Surveys: Billy

  

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Surveys were made at Billy on 16 August 2001 and 19 August 2001. There was a considerable accumulation of snow between the two surveys.
  

Snow depth
  Mean: 6.4
  Standard deviation: 3.9
  Minimum: 1.0
  Maximum: 22.0

Ice thickness
  Mean: 75.0
  Standard deviation: 57.1
  Minimum: 23
  Maximum: 280

 % flooded: 1

 

Snow depth
  Mean: 12.8
  Standard deviation: 7.0
  Minimum: 2.0
  Maximum: 31.0

Ice thickness
  Mean: 62.1
  Standard deviation: 46.2
  Minimum: 27
  Maximum: 179

 % flooded: 7