Webcast Alert: CenterPoint Energy, Inc. to Host Webcast of First Quarter 2008 Earnings Conference Call on April 30, 2008

HOUSTON, April 10 /PRNewswire-FirstCall/ -- CenterPoint Energy, Inc. NYSE: CNP announces the following webcast:

    (Logo:  http://www.newscom.com/cgi-bin/prnh/20020930/CNPLOGO)

    What:     CenterPoint Energy, Inc. First Quarter 2008 Earnings Conference
              Call Webcast

    When:     Wednesday, April 30, 2008 @ 10:30 a.m. Central time or
                                          11:30 a.m. Eastern time

    Where:    http://www.centerpointenergy.com -- Click "Investors"
              Click the link, "CenterPoint Energy, Inc. First Quarter 2008
              Earnings Conference Call Webcast"

    How:      Live over the Internet -- Simply log on to the web at the
              address above.

    Contact:  Debby Young (713) 207-6500

    Replay:   If you are unable to participate during the live webcast, it
              will be archived at http://www.centerpointenergy.com/ or
              http://www.prnewswire.com for at least one year.

CenterPoint Energy, Inc., headquartered in Houston, Texas, is a domestic energy delivery company that includes electric transmission & distribution, natural gas distribution, competitive natural gas sales and services, interstate pipelines and field services operations. The company serves more than five million metered customers primarily in Arkansas, Louisiana, Minnesota, Mississippi, Oklahoma, and Texas. Assets total over $17 billion. With about 8,600 employees, CenterPoint Energy and its predecessor companies have been in business for more than 130 years. For more information, visit the Web site at http://www.CenterPointEnergy.com.