SouthWest Water to Report 2008 First Quarter Financial Results and Host Conference Call on May 12, 2008

  
    
  
  
    
      SouthWest Water Company (NASDAQ:SWWC), 
      a leading provider of water and wastewater services 
      through utility ownership and contract operations, will release its 2008 
      first quarter financial results on Monday, May 12, 2008 (before market 
      hours). The company will host a conference call later that day at 1:00 
      p.m. Pacific time (4:00 p.m. Eastern) to discuss financial results and 
      operations.
    
    
      The call, broadcast live over the Internet by Thomson/CCBN, can be 
      accessed in the following ways:
    
    
      
        At SouthWest Water’s website: www.swwc.com. 
        A replay of the call will also be available on the website.
      
      
        Through Thomson StreetEvents: Individual investors can listen to the 
        call at www.earnings.com. 
        Institutional investors can access the call via www.streetevents.com.
      
      
        An audio replay of the call will be available on May 12, 2008, at 3:00 
        p.m. (Pacific time) for 7 days. To access the replay, dial 
        888-286-8010 (international callers please dial 617-801-6888) and use 
        the passcode 41760667.
      
    
    
      SouthWest Water Company provides a broad range of operations, 
      maintenance and management services, including water production, 
      treatment and distribution; wastewater collection and treatment; 
      customer service; and utility infrastructure construction management. 
      The company owns regulated public utilities and also serves cities, 
      utility districts and private companies under contract. More than two 
      million people in 10 states depend on SouthWest Water for high-quality, 
      reliable service. Additional information may be found on the company's 
      website: www.swwc.com.