Found 101 datasets matching "geomorphic conditions".
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These data were compiled to assess the risk of erosion to archaeological site preservation. The objective of the study is to evaluate changes in archaeological site condition over time as a...
Search relevance: 54.19 | Views last month: 0 -
These data were compiled for an assessment of rangeland ecosystem conditions of the Grand Canyon - Parashant National Monument. The approximately one-million-acre Grand Canyon-Parashant National...
Search relevance: 53.60 | Views last month: 0 -
Geomorphic mapping establishes the basic context for understanding modern channel conditions by (1) defining major elements of the late Cenozoic geologic history shaping the geomorphology of the...
Search relevance: 45.98 | Views last month: 0 -
The USGS mapped geomorphic features in the lower 7.5 kilometers of the Taiya River valley bottom in and near Klondike Gold Rush National Historical Park near Skagway, Alaska. This dataset presents...
Search relevance: 41.69 | Views last month: 0 -
Plant composition, geomorphic conditions and sediment properties before (2010) and after (2012) a 40 year return period flood (December 2010) at multiple transects within four reaches in the lower...
Search relevance: 41.54 | Views last month: 2 -
These data (all data tables for the data release) represent a suite of biotic and abiotic variables that characterized plant communities and the geologic, geomorphic, edaphic, climatic, and land...
Search relevance: 40.47 | Views last month: 1 -
The USGS, in cooperation with the U.S. Fish and Wildlife Service and the National Fish and Wildlife Foundation, compiled a map of geomorphic features along a 140-km segment of the main stem...
Search relevance: 39.80 | Views last month: 0 -
Restoration in the tidally restricted Herring River Estuary in Wellfleet, MA benefits from understanding pre-restoration sediment transport conditions. Submerged sensors were deployed at four...
Search relevance: 39.26 | Views last month: 0 -
From September 2019 to October 2020 a stream sediment budget and sediment fingerprinting integrated study was conducted to quantify upland and stream corridor sources of suspended sediment and...
Search relevance: 39.15 | Views last month: 0 -
Fanno Creek is a tributary to the Tualatin River and flows though parts of the southwest Portland metropolitan area. The stream is heavily influenced by urban runoff and shows characteristic...
Search relevance: 36.86 | Views last month: 0 -
The active channel of the Willamette River in western Oregon is the portion of the floodplain that regularly conveys water and bed-material sediment (typically sand and gravel) on an annual basis...
Search relevance: 36.22 | Views last month: 1 -
This geodataabase provides an estimate to the spatial distribution of potential historical habitat for California Coastal Chinook Salmon, Central California Coast Coho Salmon, Northern California...
Search relevance: 36.21 | Views last month: 0 -
The active channel of the Willamette River in western Oregon is the portion of the floodplain that regularly conveys water and bed-material sediment (typically sand and gravel) on an annual basis...
Search relevance: 36.10 | Views last month: 0 -
The Kalamazoo River Area of Concern (AOC) in Michigan has multiple dams in various stages of removal. Following dam removal, river restoration activities will occur in impacted reaches....
Search relevance: 36.10 | Views last month: 0 -
An extensive set of physics-based XBeach Non-hydrostatic hydrodynamic model simulations (with input files here included) were used to evaluate the influence of shore-normal reef channels on...
Search relevance: 35.94 | Views last month: 0 -
A barrier island habitat prediction model was used to forecast barrier island habitats (for example, beach, dune, intertidal marsh, and woody vegetation) for Dauphin Island, Alabama, based on...
Search relevance: 35.20 | Views last month: 0 -
Longitudinal profiles of water depths were collected by sonar equipment from the centerline of the Bad River (Mashkiiziibii) channel in 2015, 2016, 2021, and 2022 and from the Kakagon channel in...
Search relevance: 34.64 | Views last month: 0 -
This project improved understanding of sediment dynamics around the Rachel Carson Reserve in North Carolina to inform ongoing resilience planning efforts for vulnerable coastal habitats and local...
Search relevance: 33.06 | Views last month: 0 -
Removal of two large dams from the Elwha River, Washington USA, in 2011-2014 released ~20.5 metric tons (Mt) of impounded sediment, ~5.4 Mt of which was deposited in the river delta and estuary....
Search relevance: 32.42 | Views last month: 5 -
To observe real-time pier scour at three scour-critical sites in Idaho, the U.S. Geological Survey, in cooperation with Idaho Transportation Department, installed and operated fixed real-time...
Search relevance: 32.42 | Views last month: 0
