MONTHLY CALIFORNIA AMERICAN WATER     MAY 2007  
  PRODUCTION REPORT  
   
  WELL     PRODUCTION  
  WY 2007  
  LOCATION            DIFFERENCE TO-DATE            DIFFERENCE  
  PROD GOAL          (PROD - GOAL) PROD GOAL          (PROD - GOAL)  
      (AF) (AF) (AF) (%) (AF) (AF) (AF) (%)  
  C.V.  
    UPPER 28 31 -3 -10% 353 386 -33 -9%  
    LOWER 817 857 -40 -5% 6,104 6,666 -562 -8%  
  SEASIDE 467 500 -33 -7% 1,994 2,100 -106 -5%  
   
  TOTAL WELL 1,312 1,388 -76 -5% 8,451 9,152 -701 -8%  
   
   
  SAN CLEMENTE RESERVOIR WY 2007  
  ACTIVITY            DIFFERENCE TO-DATE            DIFFERENCE  
  DIV GOAL              (DIV - GOAL) DIV GOAL              (DIV - GOAL)  
      (AF) (AF) (AF) (%) (AF) (AF) (AF) (%)  
  DIVERSION 0 0 0  --- 0 0 0 ---  
   
              DIFFERENCE  
  ACT ANT                 (ACT-ANT)  
        (AF) (AF) (AF) (%)  
  MONTHLY INFLOW 716 589 127 22%  
  CUMULATIVE INFLOW 10,979 33,337 -22,358 -67%      FILTER PLANT DIVERSION AS  
  EVAPORATION/USAGE 78 98 -20 -20%      PERCENT OF TOTAL SYSTEM  
  OUTFLOW 638 491 147 30%      PRODUCTION TO DATE: 0%  
  USABLE STORAGE 66 66 0 0%  
  STORAGE CHANGE 0 0 0 ---  
   
   
  LOS PADRES RESERVOIR  
  ACTIVITY             DIFFERENCE  
  ACT ANT                 (ACT-ANT)  
        (AF) (AF) (AF) (%)  
  MONTHLY INFLOW 747 283 464 164%  
  CUMULATIVE INFLOW 11,791 26,815 -15,024 -56%  
  EVAPORATION 48 49 -1 -2%  
  USABLE STORAGE 1,447 1,194 253 21%  
  STORAGE CHANGE -17 -284 267 -94%  
   
   
  SUMMARY: MONTHLY PRODUCTION         DIFFERENCE    WY 2007-TO-DATE             DIFFERENCE    
    ACTUAL GOAL           (ACTUAL-GOAL) ACTUAL GOAL           (ACTUAL-GOAL)  
    (AF) (AF) (AF) (%) (AF) (AF) (AF) (%)  
       
      1,312 1,388 -76 -5% 8,451 9,152 -701 -8%  
   
   
  Notes:  
  1.  Water Year (WY) 2007 began on October 1, 2006 and will end on September 30, 2007.  
  2.  Values in shaded areas represent current month.  
  3.  Actual WY 2007-to-date production of 8,451 AF includes 12 AF that were produced in the LCV (Jan.-Mar. 07), and injected into the Seaside Basin.
  4.  The WY 2007-to-date production goal of 9,152 AF includes 521 AF of production (Jan.-Mar. 07) anticipated for injection into the Seaside Basin.