Location Name: Andrews Mack Creek Watershed - WSMACK

Parent: Andrews Experimental Forest (HJA) - HJA

Site Description:

Watershed above the Mack Creek gaging station

Bounding Coordinates (decimal degrees):

North: 44.22054300

South: 44.20148000

East: -122.12699600

West: -122.17282200

Elevation (meters):

Minimum:   755

Maximum:   1626

Slope (%):   48.41

Aspect (degrees):   306

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Site History:

This watershed is in a control area meaning no significant land-use is planned. The watershed has a few small clearcuts and a road near the upper ridgeline. Fire burned part of the watershed 120 years ago. GIS estimated percent harvest: 12.9%

Hydrology:

Gauged watershed area: 581 ha (original surveyed value used in rating equation calculations)

Climate:

Typically, snow begins falling in November with peak snow water equivalent storage estimated to occur in Feb-April. Mean annual maximum varies from 375-1000 mm water equiv. At highest elevation.