CARLYLE LAKE - As of 7:00 a.m. on Tuesday July 21, 2015, the pool elevation at Carlyle Lake was 452.72 feet, referenced to the National Geodetic Vertical Datum (NGVD), with a release rate of approximately 5,440 cubic feet of water per second (cfs). The inflow for Monday July 20, 2015 was approximately 2,050 day second feet (dsf). The lake crested at 454.39 feet NGVD on July 5, 2015. 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.