December 3
Morning surface water temperatures on Lake Monticello range from about 57-59 degrees and the lake is clear. Water levels typically fluctuate frequently.
November 19
Morning surface water temperatures on Lake Monticello range from about 70 towards the power plant to 62 degrees on the 99 end. Water levels typically fluctuate frequently.
November 5
Morning surface water temperatures on Lake Monticello are still in the low 70s and water levels typically fluctuate frequently.
October 29
Morning surface water temperatures on Lake Monticello were about 72-73 degrees before the rains and water levels typically fluctuate frequently.
October 22
Morning surface water temperatures on Lake Monticello are still about 74 degrees and water levels typically fluctuate frequently. Water clarity is still high.
October 15
Morning surface water temperatures on Lake Monticello are still about 75 degrees and water levels typically fluctuate frequently. Water clarity is still high.
October 8
Morning surface water temperatures on Lake Monticello are down to about 75 degrees and water levels typically fluctuate frequently. Water clarity is still high.
October 2
Morning surface water temperatures on Lake Monticello are around 78 degrees and water levels typically fluctuate frequently. Water clarity is very high.
September 25
Morning surface water temperatures on Lake Monticello are around 80-81 degrees away from the power plant and water levels typically fluctuate frequently.
September 10
Morning surface water temperatures on Lake Monticello are down to 84-86 degrees and water levels typically fluctuate frequently.
August 28
Morning surface water temperatures on Lake Monticello are down to the lower 80s and water levels typically fluctuate frequently.
August 21
Morning surface water temperatures on Lake Monticello are back into the upper 80s and water levels typically fluctuate frequently. Visibility is pretty high.
August 14
Morning surface water temperatures on Lake Monticello are down to about 82 degrees and water levels typically fluctuate frequently.
July 31
Morning surface water temperatures on Lake Monticello are still about 89 degrees and water levels typically fluctuate frequently.
July 22
Morning surface water temperatures on Lake Monticello are still about 89 degrees and water levels typically fluctuate frequently. The 99 end is clear but there is a slight stain near the dam.
July 9
Morning surface water temperatures on Lake Monticello are 89 degrees and water levels typically fluctuate frequently. At least the 99 end is clear but we don’t have a report from the lower end.
July 2
Morning surface water temperatures on Lake Monticello are in the upper 80s and water levels typically fluctuate frequently.
June 18
Morning surface water temperatures on Lake Monticello are in the low to mid-80s and water levels typically fluctuate frequently.
June 11
Morning surface water temperatures on Lake Monticello are around 80 degrees on the 99 end and warmer near the reactor. The lake is clear and water levels typically fluctuate frequently.
May 29
Morning surface water temperatures on Lake Monticello are around 78 degrees on the 99 end. Water levels typically fluctuate frequently.
May 21
Morning surface water temperatures on Lake Monticello are around 80 degrees and water levels typically fluctuate frequently.
May 15
Morning surface water temperatures on Lake Monticello are in the mid-70s and water levels typically fluctuate frequently.
May 8
Morning surface water temperatures on Lake Monticello are in the mid-70s or higher, and water levels typically fluctuate frequently.
May 1
Morning surface water temperatures on Lake Monticello are in the low to mid-70s. Water levels typically fluctuate frequently.