FLOOD00068

• County: El Paso
• Community: Fountain
• Stream Name: Fountain Creek
• Title: Fountain Creek Watersehd Supplemental Hydrology, 6-hr Storm Modleing and Confidence Intervals
• Date: 3/21/2006
• Prepared For: Pikes Peak Area Council of Governments
• Prepared By: URS
• Floodplain - Doc Type: Educational/Technical/Reference Information

1 OO-yr Storm

From
NOAA
Atlas

1-hr =
2-hr =
3.hr=
6.hr=
24.hr =

2.64 .
3.
3.2 -
3,6 -
4.6.

Type lIa 24.hour Storm Development
Time Time 24.hr Storm
(min) Shift Percent Cumulative Rainfall Cumulative
(m;n) (%1 Percent f%l nn) (;n)
565 270 0.0050 0.8550 0.023 3933
600 285 0.0050 0.8600 0.023 3956
615 300 0,0038 0,8638 0.017 3.973
630 315 0.0037 0.8675 0,017 3.991
645 330 0,0038 0.8713 0.017 4.008
660 345 0.0037 0.8750 0.017 4.025
675 360 00038 0.8788 0.017 4.042
690 0.0037 0.8825 0.017 4,060
705 0.0038 0.B863 0.017 4.077
720 0,0037 0.8900 0.017 4.094
735 0.0038 0.8938 0.017 4.111
750 0,0037 0.8975 0,017 4129
765 0,0038 0.9013 0,017 4.146
780 0,0037 0,9050 0.017 4.163
795 00033 09083 0.015 4178
810 0.0032 0.9115 0.015 4193
825 0.0033 0.9148 0.015 4.208
840 0.0032 0.9180 0.015 4.223
855 0,0030 0.9210 0.014 4.237
870 0.0030 0.9240 0.014 4.250
885 0,0030 0.9270 0,014 4.264
900 0,0030 0,9300 0.014 4.278
915 0,0025 0,9325 0.011 4.290
930 0,0025 09350 0.012 4.301
945 00025 0.9375 0.011 4,313
960 00025 0.9400 0.011 4.324
975 0,0025 0,9425 0.012 4,336
990 o 0025 0.9450 0.011 4.347
1005 o 0025 0.9475 0.012 4.359
1020 0.0025 0,9500 0.011 4.370
1035 0.0025 0.9525 0.012 4.382
1050 0.0025 0.9550 0.011 4.393
1065 0,0025 0.9575 0.012 4405
1080 0.0025 0,9600 0.011 4.416
1095 00025 o 9625 0.012 4.428
1110 00025 0,9650 0.011 4.439
1125 0,0025 0.9675 0.012 4.451
1140 0.0025 0.9700 0.011 4.462
1155 0,0025 0.9725 0.012 4.474