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Figure 2: SCS type curves for distribution of 24-hour rainfalls.

SCS Type 1A Distribution Cumulative Rainfall Table (Revised 1982)
0.5 time interval
0.00000.01000.02200.03600.0510
0.06700.08300.09900.11600.1350
0.15600.17900.20400.23300.2680
0.31000.42500.48000.52000.5500
0.57700.60100.62300.64400.6640
0.68300.70100.71900.73600.7530
0.76900.78500.80000.81500.8300
0.84400.85800.87100.88400.8960
0.90800.92000.93200.94400.9560
0.96700.97800.98901.0000
SCS Type 1 Distribution Cumulative Rainfall Table (Revised 1982)
0.5 time interval
0.00000.00800.01700.02600.0350
0.04500.05500.06500.07600.0870
0.09900.11200.12600.14000.1560
0.17400.19400.21900.25400.3030
0.51500.58300.62400.65500.6820
0.70600.72800.74800.76600.7830
0.79900.81500.83000.84400.8570
0.87000.88200.89300.90500.9160
0.92600.93600.94600.95600.9650
0.97400.98300.99201.0000
SCS Type 2 Distribution Cumulative Rainfall Table (Revised 1982)
0.25 time interval
0.00000.00200.00500.00800.0110
0.01400.01700.02000.02300.0260
0.02900.03200.03500.03800.0410
0.04400.04800.05200.05600.0600
0.06400.06800.07200.07600.0800
0.08500.09000.09500.10000.1050
0.11000.11500.12000.12600.1330
0.14000.14700.15500.16300.1720
0.18000.19000.20300.21800.2360
0.25700.28300.38700.66300.7070
0.73500.75800.77600.79100.8040
0.81500.82500.83400.84200.8490
0.85600.86300.86900.87500.8810
0.88700.89300.89800.90300.9080
0.91300.91800.92200.92600.9300
0.93400.93800.94200.94600.9500
0.95300.95600.95900.96200.9650
0.96800.97100.97400.97700.9800
0.98300.98600.98900.99200.9950
0.99801.0000
SCS Type 3 Distribution Cumulative Rainfall Table (Revised 1982)
0.3 time interval
0.00000.00300.00600.00900.0120
0.01500.01800.02100.02400.0280
0.03100.03500.03800.04200.0460
0.05000.05400.05800.06300.0670
0.07200.07700.08200.08700.0930
0.10000.10900.11800.12800.1370
0.14800.15900.17100.18500.1990
0.21600.23500.25800.28700.3280
0.50000.67300.71400.74300.7660
0.78500.80100.81600.82900.8420
0.85300.86400.87400.88300.8920
0.90000.90800.91300.91900.9240
0.92900.93300.93800.94200.9460
0.95100.95500.95800.96200.9660
0.96900.97300.97600.97900.9830
0.98600.98900.99200.99500.9980
1.0000
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