Index of Floodplain Integrity in Colorado


Authors:
Owners: Ryan Morrison
Type: Resource
Storage: The size of this resource is 28.5 MB
Created: Jul 08, 2019 at 6:01 p.m.
Last updated: Dec 30, 2019 at 6:14 p.m. (Metadata update)
Published date: Dec 30, 2019 at 6:14 p.m.
DOI: 10.4211/hs.419f2564a43c4f639066edb9594fd0d3
Citation: See how to cite this resource
Sharing Status: Published
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Abstract

This resource represents the results of a project that: 1) developed a methodology to assess floodplain integrity using geospatial datasets available for large spatial scales; and 2) used the methodology to evaluate spatial patterns of floodplain integrity in the state of Colorado. To accomplish these objectives, the critical floodplain functions of attenuating floods, storing groundwater, regulating sediment, providing habitat, and regulating organics and solutes were evaluated. For each floodplain function, measurable stressors that inhibit the specific function were identified. The density of each stressor variable in the floodplain was quantified using datasets that are publicly available at large spatial scales. The index of integrity for a given floodplain function was then determined using the density of all stressors that inhibit the function. Next, the overall index of floodplain integrity for a given floodplain unit was calculated using a geometric mean of the indices of integrity for each of the five floodplain functions. The index of floodplain integrity methodology was applied in the state of Colorado to analyze the integrity of each of the five floodplain functions and the aggregated overall integrity. This resource contains a table with the resulting numeric index of floodplain integrity for each of the floodplain functions for each floodplain unit segregated by HUC-12 boundaries. It also contains a shapefile of the floodplain-containing HUC-12 units in Colorado with the index of floodplain integrity values as attributes.

Coverage

Spatial

Coordinate System/Geographic Projection:
WGS 84 EPSG:4326
Coordinate Units:
Decimal degrees
North Latitude
41.0000°
East Longitude
-102.0000°
South Latitude
37.0000°
West Longitude
-109.0000°
Leaflet Map data © OpenStreetMap contributors

Content

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Related Resources

The content of this resource was created by a related App or software program Index of Floodplain Integrity model code contained in the following repository: https://github.com/mnk5/floodplain_integrity

Credits

Funding Agencies

This resource was created using funding from the following sources:
Agency Name Award Title Award Number
US Geological Survey 2018CO348B

How to Cite

Karpack, M., R. Morrison, R. McManamay (2019). Index of Floodplain Integrity in Colorado, HydroShare, https://doi.org/10.4211/hs.419f2564a43c4f639066edb9594fd0d3

This resource is shared under the Creative Commons Attribution CC BY.

http://creativecommons.org/licenses/by/4.0/
CC-BY

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