July 10

Santee Cooper water levels are down to 74.99 in Lake Marion (full pool is 76.8) and bouncing around 74.80 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are 84-87 degrees on the main lake.   

June 27

Santee Cooper water levels are at 75.34 in Lake Marion (full pool is 76.8) and bouncing around 75.15 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are 84-87 degrees on the main lake.  

June 12

Santee Cooper water levels are at 75.82 in Lake Marion (full pool is 76.8) and bouncing around 75.6 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are roughly 80-84 degrees. 

May 29

Santee Cooper water levels are at 75.71 in Lake Marion (full pool is 76.8) and bouncing around 74.5 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are roughly 78-81 degrees and the lakes remain fairly clear.  

May 23

Santee Cooper water levels are at 75.69 in Lake Marion (full pool is 76.8) and bouncing around 74.7 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are around 75 degrees and the lakes remain fairly clear.  

May 16

Santee Cooper water levels are at 76.17 in Lake Marion (full pool is 76.8) and 74.62 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures are around 77 degrees, and even though they are pulling a lot of water the lake is pretty clear.

May 9

Santee Cooper water levels are at 75.89 in Lake Marion (full pool is 76.8) and bouncing around 75.5 in Lake Moultrie (full pool is 75.5). The lakes are fairly clear with 2-3 feet of visibility and morning surface water temperatures have hit the mid- to upper 70s.   

May 1

Santee Cooper water levels are at 75.62 in Lake Marion (full pool is 76.8) and bouncing around 75.45 in Lake Moultrie (full pool is 75.5). The lakes are fairly clear with 2-3 feet of visibility and morning surface water temperatures are generally in the low 70s.   

April 25

Santee Cooper water levels are at 75.60 in Lake Marion (full pool is 76.8) and bouncing around 75.35 in Lake Moultrie (full pool is 75.5). The lakes are fairly clear with 2-3 feet of visibility and morning surface water temperatures are generally in the low 70s.   

April 11

Santee Cooper water levels are up to 76.11 in Lake Marion (full pool is 76.8) and 75.03 in Lake Moultrie (full pool is 75.5). The lakes had cleared before last night’s rain and morning surface water temperatures range from about 62-65 degrees. 

March 28

Santee Cooper water levels are at 75.17 in Lake Marion (full pool is 76.8) and 74.59 in Lake Moultrie (full pool is 75.5). The lakes are as clear as they have been all year and morning surface water temperatures range from about 58-63 degrees. 

March 20

Santee Cooper water levels are at 75.44 in Lake Marion (full pool is 76.8) and 74.19 in Lake Moultrie (full pool is 75.5). The lakes are clearing and less water is now coming through the system, and morning surface water temperatures are down to about 60 or 61.    

March 14

Santee Cooper water levels are at 76.11 in Lake Marion (full pool is 76.8) and 74.40 in Lake Moultrie (full pool is 75.5). Marion changes color every day and by area but is generally at least stained, while Moultrie has far more color than usual. Morning surface water temperatures are generally in the mid-60s.  

March 8

Santee Cooper water levels are at 76.23 in Lake Marion (full pool is 76.8) and 74.58 in Lake Moultrie (full pool is 75.5). Most of the lake is muddy. Water temperatures have risen several more degrees and afternoon temperatures in the mid- to high-60s are now common. 

February 29

Santee Cooper water levels are up to 75.30 in Lake Marion (full pool is 76.8) and 74.54 in Lake Moultrie (full pool is 75.5). The whole lake remains dirty to muddy (except for some backwater ponds) and everyone expects it to stay that way for a while. Water temperatures are up to about 55 degrees in the morning. 

February 22

Santee Cooper water levels are up to 75.02 in Lake Marion (full pool is 76.8) and 74.54 in Lake Moultrie (full pool is 75.5). The whole lake is dirty to muddy (except for some backwater ponds) and will stay that way for a while. Water temperatures are still about 52 degrees in the morning. 

February 14

Santee Cooper water levels are down to 74.75 in Lake Marion (full pool is 76.8) and 73.43 in Lake Moultrie (full pool is 75.5). Water levels have presumably been dropped preparing for a fresh influx of water, and the whole lake remains brown. Water temperatures are up to about 52 degrees in the morning. 

February 1

Santee Cooper water levels are up to 75.57 in Lake Marion (full pool is 76.8) and 73.79 in Lake Moultrie (full pool is 75.5). Basically the whole system is muddy and water temperatures are around 50 degrees. 

January 25

Santee Cooper water levels are at 75.04 in Lake Marion (full pool is 76.8) and 73.42 in Lake Moultrie (full pool is 75.5). The upper half of the lower lake is muddy while the lower end has decent clarity. 

January 4

Santee Cooper water levels are at 75.36 in Lake Marion (full pool is 76.8) and 74.08 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures have dropped to around 49 or 50 degrees and they are pulling so much water through the lake that it is clearing surprisingly fast. 

December 21

Santee Cooper water levels are at 74.36 in Lake Marion (full pool is 76.8) and 73.88 in Lake Moultrie (full pool is 75.5). Morning surface water temperatures have dropped to around 50 degrees and the lake is still clear.