FLOOD03311

• County: San Miguel
• Community: Telluride
• Stream Name: Cornet Creek
• Basin: Gunnison
• Title: Flood Hazard Delineation
• Date: 3/1/1989
• Prepared For: FEMA
• Prepared By: Simons Li & Associates Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

Figure 1.1.
Figure 2.1.
Figure 2.2
Figure 2.3.
Figure 2.4.
Figure 2.5.
Figure 2.6.
Figure 3.1.
Figure 3.2.
Figure 3,3.

LIST OF FIGURES

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General location map . . . .

1.2

. " . 0 . . ." . . . . . .

Telluride, Colorado (looking north at the
Cornet Creek watershed)

2.2

Cornet Creek watershed

2.3

Residential structure abutting the Cornet Creek channel 2,4

Berm located at the Cornet Creek canyon mouth

2.7
2.8
2.9
3,2

Locations of hydraulic structures along Cornet Creek
Looking downstream at the Pacific Avenue culvert.

Geologic map of the Cornet Creek watershed. . . .

Exposure of glacial drift in the lower Cornet Creek
watershed . . . . . . . . . . . . 3.3

Type of geologic materiills present in the Cornet Creek
watershed . . . . . . . . . .. . . . . . 3.4

3.7

Figure 3,4. Headwaters of the Cornet Creek \~atershed

Figure 4.1.

floods in

Deposition limits of historic mud/debris
Telluride, Colorado . . . . . . . .

4.4

Figure 4.2a. Looking northwest along Colorado Avenue near the corner
of Colorado Avenue and Fir Street after the July 27, 1914,
mud flow event . , . . . . . . . . . . .. 4, 5

Figure 4.2b. Looking north along Pine Street after the July 27, 1914,
mud flow event . . . . . .. ...,.... 4.6

Figure 4.2c.
Figure 4.2d.
Figure 4.3.
Figure 4.4.
Figure 4.5a.

Looking southwest along Gelena Avenue near Willow Street
after the July 27, 1914, mud flow event. . , . . 4.7

Looking northwest from the vicinity of Galena Avenue
and Pine Street after the July 27, 1914, mud flow event. 4,8

Precipitation hyetographs, Cornet Creek watershed. 4.18

Cornet Creek grid network.

4,21

Clear-water hydrographs at Cornet Creek alluvial fan apex 4.23

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