2009-2012 update cycle

www.vita.virginia.gov 1

2009-2012 Update Cycle• RFP Closed on September 24th

• Image Capture Split Between 2009 and 2011– Eastern Half of State Will Be Captured during 2009 and

Western Half Will Be Captured during 2011

• Digital Capture• Faster Delivery – Within 6 Months of Acquisition• Multiple Upgrade Options

– Requested upgrades include resolution upgrades, contours, planimetrics, true orthophotography, color infrared, and off year flights

– Vendors were encouraged to submit other upgrade options

www.vita.virginia.gov 2

2009/2011 Flight Areas

www.vita.virginia.gov 3

City of Richmond Orthophoto

www.vita.virginia.gov 4

City of Richmond TRUE Orthophoto

www.vita.virginia.gov 5

Virginia Partnership with USDA NAIP• 2008 Imagery Acquisition by USDA

– “leaf on” summer collection– One meter resolution– True color – ~85% coverage for Virginia

• With Partnership– 4 Band color (true color and near infrared)– Improved Accuracy using VBMP Control Pts.– 100% coverage

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Virginia Partnership with USDA NAIP• Total NAIP Budget for VA: $740,296• Total provided by Virginia:

– VA Department of Forestry: $25,000– VA Department of Transportation: $25,000– VA Information Technologies Agency/VGIN:

$40,000 plus all VBMP Control Points ($25,000 value)

– Total: $90,000 plus control points

• Without partnership, VA would not have been captured in 2008 due to USDA budget cutbacks

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NAIP Deliverables

• Initial Delivery – County Mosaics– Preliminary Format with Limited QA/QC– JPEG 2000 Format– Entire State Has Been Delivered

• Final Delivery – Quarter Quadrangles– Full QA/QC– GeoTiff Format– Delivery on or before September 30, 2009

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NAIP Distribution

• Available Soon for Download through the VGIN Metadata Portal at http://gisdata.virginia.gov/

• Radford University Will Also Host Data for Download at http://geoserve.asp.radford.edu/

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Using NAIP – Urban Tree Canopy Analysis

Virginia Department of Forestry• High resolution landcover is integrated with

planimetric datasets, such as buildings and roads, to determine the existing Urban Tree Canopy and possible Urban Tree Canopy

• Leaf on, infra-red photography is essential to accurately identify tree crowns (infra-red NAIP provides this)

• Collaboration with communities: VDOF provides landcover classification and advice, communities provide GIS data and goal setting process

www.vita.virginia.gov 10

2008 NAIP ImageNear-infrared (Band 4) enhances vegetation

Classified Image

Using NAIP – Urban Tree Canopy Analysis

www.vita.virginia.gov 11

Using NAIP – Change Detection 2007 VBMP 2008 NAIP

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Using NAIP – Water Feature Detection

True Color

Color Infrared Infrared Only