Legend (dep/Water_Class_History_1987)

2019 (13) AA A B C GPA Changes 2009-2019 (14) AA A B 2009 (6) AA A B C GPA Changes 2003-2009 (12) AA A B 2003 (5) AA A B C GPA Changes 1999-2003 (11) AA A B 1999 (4) AA A B C GPA Changes 1993-1999 (10) AA A B C 1993 (3) AA A B C GPA Changes 1990-1993 (9) AA A C 1990 (2) AA A B C GPA Changes 1989-1990 (8) AA A B B to C 1989 (1) AA A B C GPA Changes 1987-1989 (7) AA A B C 1987 (0) AA A B C GPA