FLOOD01227

• Designation Number: 208
• County: Mesa
• Community: Grand Junction
• Title: FIS - Grand Junction, Mesa County, Colorado
• Date: 7/1/1982
• Designation Date: 1/1/1983
• Floodplain - Doc Type: Floodplain Report/Masterplan

TABLE OF roNTENTS

Page

1.0

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

1

1.1
1.2
1.3

Purpose of Study...........................................
Authority and Acknowledgments..............................
Coordination....................................................................................... <I....

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1
1

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2.0

AREA STUDIED.....................................................

2

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2.1
2.2
2.3
2.4

Scope of Study.............................................
Community Description......................................
Principal Flood Problems...................................
Flood Protection Measures..................................

2
2
6
8

3.0 ENGINEERING METHODS.............................................. 13

3.1 Hydrologic Analyses........................................ 13
3.2 Hydraulic Analyses......................................... 16

4.0 FLOOD PLAIN MANAGEMENT APPLICATIONS.............................. 18

4.1 Flood Boundar ies.. .. . .. . . . .. . . . . .. .. .. . . . .. .. . .. . . .. .. . .. . . 18
4.2 Floodways.................................................. 19

5.0 INSURANCE APPLICATION............................................ 22

5.1 Reach Determinations....................................... 22
5.2 Flood Hazard Factors....................................... 23
5.3 Flood Insurance Zones...................................... 23
5.4 Flood Insurance Rate Map Description....................... 25

6.0 OTHER STUDIES.................................................... 25

7.0 LOCATION OF DATA................................................. 26

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8.0 BIBLIOGRAPHY AND REFERENCES.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

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