DIGITAL ORTHOPHOTO (DOP) COVERAGE FOR DUNN COUNTY ----------------------------------------------------- FORMAT: MR SID PRODUCER OF ORIGINAL DOP: SURDEX CORPORATION (flight/orthorectification) CUSTODIAN OF ORIGINAL DOP: SURDEX CORPORATION INTENDED DISPLAY SCALE: unknown GROUND RESOLUTION: 1.5-foot pixels PROJECTION: Wisconsin Transverse Mercator (WTM) HORIZONTAL DATUM: NAD83, 1991 Adjustment (HPGN, or HARN) ACCURACY: MEETS OR EXCEEDS NMAS for 1"=500' COMPRESSION FACTOR: 20:1 FILE SIZE: 2.1 GB SOURCE IMAGERY: Fall 2012 LEAF: Peak Fall SPECTRA: RGB SCALE OF SOURCE PHOTOGRAPHY: 1:15,000 RECTIFICATION SOURCE: 10m National Elevation Dataset USAGE RESTRICTIONS: No usage restrictions.