The effect of a dam and its reservoir on flow regimes depends on both the storage capacity of the reservoir relative to the volume of river flow and the way the dam is operated. The most common attribute of flow regulation is a decrease in the magnitude of flood peaks and an increase in low flows.
Comcast Holdings Corp. was formerly known as Comcast Corporation and changed its name to Comcast Holdings Corp. in November, 2002. The company was incorporated in 1969 and is based in Philadelphia, Pennsylvania. Comcast Holdings Corp. operates as a subsidiary of Comcast Corporation.
Comcast Cellular is sold to SBC Communications of San Antonio, TX for $1.7 billion. Comcast acquires Greater Philadelphia Cablevision, Inc., a subsidiary of Greater Media, Inc., serving 79,000 cable customers in Philadelphia. Comcast and MediaOne announce a $60 billion merger.