FLOOD02688

• Designation Number: 196
• County: Eagle
• Community: Gypsum
• Basin: Colorado Mainstem
• Title: Flood Insurance Study - Gypsum, Eagle County, Colorado
• Date: 3/1/1981
• Designation Date: 8/1/1982
• Floodplain - Doc Type: Floodplain Report/Masterplan

~ABLE OF CONTE:wrS

1.0 INTRODlJCT,ION... _ . . . _ . . _ . . _ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Page

1.1
1.2
1.3

Purpose of Study......................................... ..
Coordination. _. .... ........ .. .. ... .. .. .. ...... .... ..... .... ... .. .... ...... .. .... ....
Authori ty and Acknowledgments.. .. . . .. .. . . . .. .. . . . .. .. .. .. .. .. .. .. . .. . .. . .. . ..

1
1
1

2.0 AREA STUDIED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

2.1
2.2
2.3
2.4

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

1
3
4
4

3.0 ENGINEERING METHODS............................................. 4

3.1
3.2

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

5
6

4.0 FLOOD PLAIN MANAGEMENT APPLICATIONS............................. 7

4.1
4.2

Flood Boundaries......................................................................_
Floodways.. .. .. .. . .. .. . .. .. . .. .. . . .. . . .. .. . .. .. .. .. . . .. .. .. .. .. .. .. .. . .. . . .. .. . .. .. .. .. .. .. .. ..

7
8

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

5.1
5.2
5.3
5.4

Reach Determinations.................................................................
Flood Hazard Factors......................................................................
Flood Insurance Zones..............................................
Flood Insurance Rate Map Description.........................

12
13
13
15

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

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

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

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