123°55'00"

123°55'00"

123°57'30"

123°57'30"

124°00'00"

124°00'00"

43°42'30"

43°42'30"

43°40'00"

43°40'00"

43°37'30"

38

38

1 0 1 MILES2

1 0 1 2 KILOMETERS

SCALE 1:12 000

DEBRIS FLOWS CAUSED BY RAINFALL DURING 1996 IN PARTS OF THE 

REEDSPORT AND DEER HEAD POINT QUADRANGLES, DOUGLAS COUNTY, SOUTHERN COAST RANGE, OREGON

By

Jeffrey A. Coe,1 John A. Michael,1 and Marianela Murcado Burgos2

2011 

U.S. Geological Survey, MS 966, Denver Federal Center, Denver, Colo. 80225

University of Puerto Rico, Mayagüez, Puerto Rico

1

2

Publishing support provided by: 

Denver Publishing Service Center

Manuscript approved for publication June 30, 2011

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For more information concerning this publication, contact:

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Or visit the Geology and Environmental Change Science Center Web site at:

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Suggested citation:

Coe, J.A., Michael, J.J., and Burgos, M.M., 2011, Map of debris flows caused by 

rainfall during 1996 in parts of the Reedsport and Deer Head Point quadrangles, 

Douglas County, southern Coast Range, Oregon: U.S. Geological Survey Open-File 

Report 2011–1150, 9 p. pamphlet, 1 sheet, scale 1:12,000.

Any use of trade, product, or firm names is for descriptive purposes only

and does not imply endorsement by the U.S. Government.

Although this information product, for the most part, is in the public 

domain, it also contains copyrighted materials as noted in the text. 

Permission to reproduce copyrighted items for other than personal use

must be secured from the copyright owner. 

APPROXIMATE MEAN

DECLINATION, 2008 TRUE NORTH

MAGNETIC NORTH

16° Lambert Conformal Conic projection

Longitude of Central Meridian: 120.5°

Latitude of projection origin: 41.75°

North American Datum of 1983 (NAD 83), HARN

North American Vertical Datum 1988 (NAVD 88)

Base from Oregon Geospatial Enterprose Office, Oregon 

Geospatial Data Clearinghouse 

http://www.oregon.gov/DAS/EISPD/GEO/sdlibrary.shtml

Digital data prepared using ArcGIS 9.3

Open-File Report 2011–1150

Pamphlet accompanies Map

Discrete slide

EXPLANATION

(Interpreted debris-flow process*)

*Debris flows and water-dominated flows (floods) can occur together. 

Therefore, flooding may have contributed to the formation of observed 

features in mapped areas. See accompanying text for additional details.

Predominantly erosion

Predominantly transport or

mixed erosion and deposition

Predominantly deposition

Extent of mapping Approximate area shown in figure 3

Deer Head

Point

Woody-debris

jam

RIVER

UMPQUA

Otter Creek

Woody-debris

jam

Woody-debris

jam

Woody-debris

jams

Woody-debris

jam

Brandy Bar

Woody-debris

jam

Woody-debris

jam

Woody-debris

jam

CHARLOTTE

RIDGE

Woody-debris

jams

Woody-debris

jam

Charlotte

Creek

Woody-debris

jam

Woody-debris

jam Woody-debris

jam

Woody-debris

jams

REEDSPORT QUADRANGLE DEER HEAD POINT QUADRANGLE

REEDSPORT QUADRANGLE

DEER HEAD POINT QUADRANGLE

Dean

Creek

Dean

Creek

Johnson Creek

Luder

Creek

Franklin 

Creek

Harvey

Creek

U.S. Department of the Interior

U.S. Geological Survey

OREGON

MAP LOCATION