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West Virginia NHD Stewardship

Evan FedorkoMay 2013

Kanawha Falls, WV; aka NHD Area Rapids #74532907

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Stewardship in WV

WV GIS Technical Center

WV Office of GIS Coordination

Natural Resource Analysis Center

USGS NHD Stewardship

WV NHD Steward

Technical Lead Technical Partner

Evan Fedorko Jackie Strager

WVDEP Office ofWater Resc.; USFS;

etc.

Contributors

Stewardship Goals

• Increase NHD adoption• Geometric correction and editing– Coal fields– Urban development

• General NHD edits – Name errors, network errors, etc.

• Inclusion of new features– Lakes/ponds– Limestone features such as sinks

Recent Highlights

• Conference workshop• Introduced advanced NHD tools and products

such as HEM, NHD Plus, Stream Stats, etc. • http://nhd.usgs.gov/tools.html

Highlights, Cont.

• Development of mine impacted streams dataset

Intersecting Feature Intersected Features

Test Features

Features Requiring Edits Percentage

Valley Fills (2009) 1626 163 115 70.73%Refuse Structures (2009) 439 44 35 79.73%Permit Boundaries (released or phase rel only) 3704 370 131 35.37%Skytruth MTR Areas 3194 319 213 66.69%Fill Analysis Data (WVDEP, Shank 2009) 1787 179 165 92.33%

Highlights, Cont.

• Editing, non-mining• Two watersheds completed ~2010• Utilized catalog of errors from WVDEP along

with other submissions

Highlights, Cont.

• Editing, mining• Mine effected features dataset crucial to this

work

Looking Forward

• WV NHD Stewardship is:

THANKS!

Questions?

Evan FedorkoWV GIS Technical Center304.293.0557evan.fedorko@mail.wvu.edu

Photo credit: National Geographic