Alan Cressler:
Amazon Creek, U.S. Geological Survey, PNSQA Sample Site, Eugene, Lane County, Oregon 1
Alan Cressler:
Amazon Creek, U.S. Geological Survey, PNSQA Sample Site, Eugene, Lane County, Oregon 2
Alan Cressler:
Balch Creek, Balch Canyon, debris rack, Forest Park, Tualatin Mountains, Portland, Multnomah County, Oregon 1
Alan Cressler:
Balch Creek, Balch Canyon, debris rack, Forest Park, Tualatin Mountains, Portland, Multnomah County, Oregon 4
Alan Cressler:
Balch Creek, Balch Canyon, debris rack, Forest Park, Tualatin Mountains, Portland, Multnomah County, Oregon 5
Alan Cressler:
Balch Creek, Balch Canyon, Forest Park, Tualatin Mountains, Portland, Multnomah County, Oregon 1
Alan Cressler:
Beaverton Creek, In Flood, Upstream of SW 205th Avenue, Seminole Park, Orenco, Washington County, Oregon 1
Alan Cressler:
Beaverton Creek, Upstream Of SW 205th Avenue, Seminole Park, Orenco, Washington County, Oregon 1
Alan Cressler:
City of Portland, Willamette River, from the Vera Katz Eastbank Esplanade, Multnomah County, Oregon 1
Alan Cressler:
Columbia River, Columbia River Gorge, Crown Point, Crown Point State Park, Multnomah County, Oregon, Clark and Skamania Counties, Washington 1
Alan Cressler:
Columbia River, Reed Island, view from Crown Point, Columbia River Gorge National Scenic Area, Multnomah, Oregon and Clark County Washington 1
Alan Cressler:
flood plain restoration, Tryon Creek, near 4th Avenue Trail, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 1
Alan Cressler:
flood plain restoration, Tryon Creek, near 4th Avenue Trail, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 2
Alan Cressler:
flooded culvert, unnamed tributary, to Rock Creek, southwest side, Tualatin Mountains, Multnomah County, Oregon 1
Alan Cressler:
flooded culvert, unnamed tributary, to Rock Creek, southwest side, Tualatin Mountains, Multnomah County, Oregon 2
Alan Cressler:
flooded unnamed tributary in a cultivated field, to Holcomb Creek, Rock Creek drainage, West Union, Washington County, Oregon 1
Alan Cressler:
Johnson Creek, Brownwood Floodplain Restoration Project, near Gresham, Multnomah County, Oregon 2
Alan Cressler:
Johnson Creek, Brownwood Floodplain Restoration Project, near Gresham, Multnomah County, Oregon 3
Alan Cressler:
Johnson Creek, Brownwood Floodplain Restoration Project, near Gresham, Multnomah County, Oregon 4
Alan Cressler:
Johnson Creek, Brownwood Floodplain Restoration Project, near Gresham, Multnomah County, Oregon 6
Alan Cressler:
Johnson Creek, walled channel, at SE 158th Avenue, near Gresham, Multnomah County, Oregon 1
Alan Cressler:
Johnson Creek, walled channel, near SE Martins Street, downstream of the Brownwood Floodplain Restoration Project, near Gresham, Multnomah County, Oregon 1
Alan Cressler:
Kelley Creek, Kelley Creek Confluence Project, below SE 159th Drive, near Gresham, Multnomah County, Oregon 1
Alan Cressler:
Kelley Creek, Kelley Creek Confluence Project, below SE 159th Drive, near Gresham, Multnomah County, Oregon 2
Alan Cressler:
Mohawk River, U.S. Geological Survey, PNSQA Sample Site, Lane County, Oregon 2
Alan Cressler:
Rock Creek, in flood, downstream of NW Quatama Road, Orenco, Washington County, Oregon 1
Alan Cressler:
Tryon Creek, Iron Mountian Trail Bridge, view looking downstream, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 1
Alan Cressler:
Tryon Creek, Iron Mountian Trail Bridge, view looking upstream, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 1
Alan Cressler:
Tryon Creek, near 4th Avenue Trail, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 1
Alan Cressler:
Tryon Creek, near 4th Avenue Trail, Tryon Creek State Natural Area, Capital Hill, Multnomah County, Oregon 2
