BEGIN_USGS_DOQ_HEADER                                                         *
QUADRANGLE_NAME "RHYOLITE RIDGE NW"                      3.45 or 7.5-min. name*
QUADRANT NW                     quadrant indicator if cell size = 3.75-minutes*
WEST_LONGITUDE -118  0  0.000                signed deg min sec SDDD MM SS.SSS*
EAST_LONGITUDE -117 56 15.000                signed deg min sec SDDD MM SS.SSS*
NORTH_LATITUDE   38  0  0.000                signed deg min sec SDDD MM SS.SSS*
SOUTH_LATITUDE   37 56 15.000                signed deg min sec SDDD MM SS.SSS*
PRODUCTION_DATE 2003  4 28                                          yyyy mm dd*
RASTER_ORDER LEFT_RIGHT/TOP_BOTTOM                         video display order*
BAND_ORGANIZATION "SINGLE FILE"              single file or BSQ, or BIL or BIP*
BAND_CONTENT BLACK&WHITE                         black&white or red green blue*
BITS_PER_PIXEL  8                                       radiometric resolution*
SAMPLES_AND_LINES   6248  7602                      number of columns and rows*
HORIZONTAL_DATUM NAD83                                primary horizontal datum*
HORIZONTAL_COORDINATE_SYSTEM UTM                                              *
COORDINATE_ZONE     11                           coordinate system zone number*
HORIZONTAL_UNITS METERS                                coordinate system units*
HORIZONTAL_RESOLUTION  1.00                pixel horiz. ground sample distance*
SECONDARY_HORIZONTAL_DATUM NAD27                    secondary horizontal datum*
XY_ORIGIN   411743.000  4206588.000      coord. of upper left pixel pri. datum*
SECONDARY_XY_ORIGIN   411824.000  4206390.000 coord upper left pixel sec datum*
NATION US                                                          nation code*
STATE NV                                                        state fip code*
NW_QUAD_CORNER_XY   412201.582  4206286.758  XY coords. of pri. NW quad corner*
NE_QUAD_CORNER_XY   417689.107  4206229.630  XY coords. of pri. NE quad corner*
SE_QUAD_CORNER_XY   417619.291  4199294.934  XY coords. of pri. SE quad corner*
SW_QUAD_CORNER_XY   412127.111  4199352.031  XY coords. of pri. SW quad corner*
SECONDARY_NW_QUAD_XY   412199.388  4206081.094  XY coords. - sec. NW quad cor.*
SECONDARY_NE_QUAD_XY   417687.050  4206023.964  XY coords. - sec. NE quad cor.*
SECONDARY_SE_QUAD_XY   417617.235  4199089.418  XY coords. - sec. SE quad cor.*
SECONDARY_SW_QUAD_XY   412124.918  4199146.516  XY coords. - sec. SW quad cor.*
RMSE_XY  0.70                                              doq horiz. accuracy*
IMAGE_SOURCE "BLACK AND WHITE FILM"             b&w, cir, natural color, other*
SOURCE_IMAGE_ID "NAPP 11557 013"                               source image id*
SOURCE_IMAGE_DATE 1999  9 14                   source image date as yyyy mm dd*
SOURCE_DEM_DATE 1958  0  0                          source dem date yyyy mm dd*
AGENCY "WESTERN MAPPING CENTER (WMC)"                         oversight agency*
PRODUCER "WESTERN MAPPING CENTER (WMC)"                                       *
PRODUCTION_SYSTEM "DV2.6.4 1/00 OV2.6 6/00"                  production system*
STANDARD_VERSION 1996 12                               version of DOQ standard*
METADATA_DATE 2003  4 28                   date created or changed, yyyy mm dd*
DATA_FILE_SIZE   47503544                               data set size in bytes*
BYTE_COUNT   6248                                            header byte count*
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END_USGS_HEADER                                                               *