Stormwater Manual - Pima County Flood Control District

HISTORIC RAINFALL DISTRIBUTIONS
Cumulative Rainfall (Inches)
Minutes June 18, 1992 June 26, 1995
0 0.00 0.00
20 0.01 0.03
40 0.03 0.11
60 0.05 0.25
80 0.07 0.60
100 0.08 1.36
120 0.08 2.05
140 0.08 2.43
160 0.08 2.70
180 0.08 2.95
200 0.08 3.57
220 0.08 4.03
240 0.08 4.20
260 0.08 4.23
280 0.08 4.24
300 0.09 4.25
320 0.55
340 1.73
360 2.24
380 2.28
400 2.31
420 2.32
440 2.32
460 2.32
480 2.32
500 2.32
520 2.32
540 2.32
560 2.32
580 2.32
600 2.32
620 2.32
640 2.32
660 2.32
680 2.32
700 2.32
720 2.32
740 2.32
760 2.32
780 2.32
800 2.32
820 2.32
840 2.32
860 2.38
880 2.56
900 2.87
920 3.49
940 4.37
960 4.69
980 4.72
1000 4.74
1020 4.74
1040 4.82
1060 4.94
1080 4.99
STORMWATER MANUAL 5-A-5 January 1, 2009
LEXINGTON-FAYETTE CO., KY.