TABLE 9.-Estimate of rate of leakage from East Lake

1 Estimated, about 5 percent less than in period 1931-60, when lake was rising.

2 From records of U.S. Weather Bureau, estimated for some months.

3 Estimated on basis of precipitation at Bend and snow-water content at Paulina Lake, 1955-62.

4 Estimated on basis of records at Fremont and Bend.

5 Estimated from regional value adjusted for altitude.

6 Computed from occasional observations of stage.

7 Computed from average lake area on basis of unpublished surveys of Oregon Game Commission.

8 Estimated as 5OX(precipitation less 12 inches allowance for evapotranspiration).

 

TABLE 10.-Altitude of water surface in East Lake

 

TABLE 11. Monthly and annual average temperature, precipitation, and evaporation at Odell Lake I and Wickiup Dam, I near Davis Lake

1 Weather station altitude, 4,795 ft.

2 Weather station altitude, 4,358 ft.

3 From records of U.S. Weather Bureau for the period January 1950 to December 1964, not adjusted to long-term average.

4 Average of land-pan values for May 1951-63.

5 Normal evaporation from land pans (records of U.S. Weather Bureau).

6 Estimated for this report.