TABLE B.  LOCATIONS AND DATA COLLECTED IN 1987

     LOCATION    JANUARY   FEBRUARY  MARCH     APRIL     MAY       JUNE   
                 QUALITY   QUALITY   QUALITY   QUALITY   QUALITY   QUALITY
                 RATING    RATING    RATING    RATING    RATING    RATING

        BC1                   X         X         X         X         X
        ID2                   X         X         X                   X
        IL1
        IN1                             X         X         X         X
        KS1                                       X         X         X
        KS2                                       X         
        KY1                             X         X         X         X    
        MA1                                       X         X         X
        MD1                                                           X
        MO1                                       X         X         X
        
        NJ1                                       X         X         X
        NJ2                                       X         X         
        NM1                                                 X         X
        OH2                                                 X         
        OK1                             X         X         X         X
        OR1         X         X         X         X         X         X
        OR2                                       X         X         X
        RI1
        SD1
        UB1                                       X         X         X

        VA1                                       X         X         X
        VA7                             X         X         X         X
        WA3  

     LOCATION    JULY      AUGUST    SEPTEMBER OCTOBER   NOVEMBER  DECEMBER 
                 QUALITY   QUALITY   QUALITY   QUALITY   QUALITY   QUALITY
                 RATING    RATING    RATING    RATING    RATING    RATING

        BC1         X         X         X         X         X         
        ID2                   X         X         X         X
        IL1                   X         X         X
        IN1         X         X         X         X         X         
        KS1         X         X         X         X        
        KS2         X         X         X         X         
        KY1         X         X
        MA1                             X
        MD1         X         X                   X
        MO1         X         X         X         X         X         
        
        NJ1         X         X         X         X         X         
        NJ2         X         X         X         X         X         
        NM1         X         X         X         X         X         X
        OH2                                       X         
        OK1         X
        OR1         X         X         X         X         X         X
        OR2         X                   X         X
        RI1         X                             X         X
        SD1
        UB1         X         X         X         X         X         

        VA1         X         X         X         X        
        VA7         X         X         X         X
        WA3