Supplemental Fire Metadata 

Fire Information 
MTBS Fire ID: NPS-AKROYUCA-0334-20070625
Duplicate MTBS Fire IDs:  AK-AFS-DKU9-20070625
Fire Name (if known): NATION RIVER
Date of Fire: June 25, 2007
State: Alaska
Agency: AK Native
MTBS Mapping Zone: Alaska
HUC4 Catalog Unit: 19040401
Type of Assessment: Initial
Acres within Fire Perimeter: 2112.4

Required spatial adjustment for co-registration of pre-fire NBR to post-fire NBR 
X-shift adjustment: 0 meters (relative to post-fire NBR) 
Y-shift adjustment: +30 meters (relative to post-fire NBR) 

Landsat Path and Row: 66/14
Pre-Fire Landsat Date/Scene ID: Landsat 5 TM; July 28, 2006 / 5066014000620910
Post-Fire Landsat Date/Scene ID: Landsat 5 TM; September 01, 2007 / 5066014000724410

Output Dataset Projection Albers Equal Area
Units: Meters
Datum: WGS84
Spheroid: WGS84
1st Standard Parallel: 55 00 00
2nd Standard Parallel: 65 00 00
Central Meridian: -154 00 00
Latitude of Origin: 50 00 00
False Northing: 0
False Easting: 0

Image Subset Corner Coordinates (center of pixel, projected meters) 
ULX: 569880
ULY: 1766820
LRX: 580980
LRY: 1756980
Rows: 329
Columns: 371
Pixel size: 30 meters 

Bounding Box 
North Latitude: 65.34667 (65 20 48.0070970318) 
South Latitude: 65.31359 (65 18 48.9321638222) 
East Longitude: -141.52839 (-141 31 42.1996583352) 
West Longitude: -141.64085 (-141 38 27.0750108263) 

Latitude and Longitude within Fire Perimeter 
Latitude: 65.329201 (65 19 45.1236) 
Longitude: -141.583923 (-141 35 02.1228) 

Fire Perimeter Generation Method: Manual 

dNBR offset value used to calculate RdNBR: 20

Burn severity thresholds 
No Data Threshold:  -970
Increased Greeness:  -150
Low Threshold:  125
Moderate Threshold:  354
High Threshold:  625


Product List: 
NPS-AKROYUCA-0334-20070625_pre_refl.tif 
Subset of Landsat scene used for pre-fire image (Bands 1-5, 7; Unsigned 8-bit GeoTIFF) 

NPS-AKROYUCA-0334-20070625_post_refl.tif 
Subset of Landsat scene used for pot-fire image (Bands 1-5, 7; Unsigned 8-bit GeoTIFF) 

NPS-AKROYUCA-0334-20070625_d.tif 
dNBR used for burn severity analysis and mapping; subset to the fire area (Signed 16-bit GeoTIFF) 

NPS-AKROYUCA-0334-20070625_dt.tif 
Thematic dNBR; Derived by thresholding dNBR subset (8-bit GeoTIFF) 

NPS-AKROYUCA-0334-20070625_rd.tif 
Relative dNBR; subset to the fire area (Signed 16-bit GeoTIFF) 

NPS-AKROYUCA-0334-20070625.shp 
Perimeter of detectable fire area derived from satellite imagery (ESRI shapefile) 

NPS-AKROYUCA-0334-20070625_cldshdw.shp 
Mask for clouds, shadow, snow or anomallies intersecting fire area (ESRI shapefile) 

d6614_20060728_6614_20070901.tif
dNBR for full Landsat scene (path/row: 66/14)