FLOOD08070

• County: Mesa
• Community: Collbran
• Basin: Colorado Mainstem
• Title: FIS - Collbran
• Date: 10/15/1981
• Prepared For: Collbran
• Prepared By: FEMA
• Floodplain - Doc Type: Current FEMA Regulatory Floodplain Information

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TABLE OF CONTENTS

Page

INTRODUCTION.................................................... .

1

1.1
1.2
1.3

Purpose of Study...........................................
Author i ty and Acknowledgments..............................
Coordination..................................................................................... ..

1
1
1

AREA STUDIED............,.................,......................

2

Scope of Study.............................................
Communi ty Oeser iption.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
Pr incipal Flood Problems...................................
Flood Protection Measures..................................

2
2
5
5

2.1
2.2
2.3
2.4

ENGINEERING METHODS..............................................

6

3.1
3.2

Hydrologic Analyses........................................
Hydraulic Analyses.........................................

6
7

FLOOD PLAIN MANAGEMENT APPLICATIONS..............................

9

4.1 Flood Boundar ies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4.2 Floodways. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

5.0 INSURANCE APPLICATION............................................ 12

5.1 Reach Determinations....................................... 12
5.2 Flood Hazard Factors....................................... 13
5.3 Flood Insurance Zones...................................... 13
5.4 Flood Insurance Rate Map Description....................... 15

6.0 OTHER STUDIES......................... ............ ............... 15

7.0 LOCATION OF DATA................................................. 15

8.0 BIBLIOGRAPHY AND REFERENCES...................................... 16

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