CARLYLE LAKE - As of 7:00 a.m. on Tuesday August 18, 2015, the pool elevation at Carlyle Lake was 448.54 feet, referenced to the National Geodetic Vertical Datum (NGVD), with a release rate of approximately 3,940 cubic feet of water per second (cfs). The inflow for Monday August 17, 2015 was approximately 1,200 day second feet (dsf). The targeted summer pool is 445.0 feet NGVD. Carlyle Lake is currently working as designed to lessen flooding on downstream sections of the Kaskaskia and Mississippi Rivers.