BEGIN_USGS_DOQ_HEADER                                                         *
QUADRANGLE_NAME "GRAYS BEND"                             3.45 or 7.5-min. name*
QUADRANT SE                     quadrant indicator if cell size = 3.75-minutes*
WEST_LONGITUDE -121 41 15.000                signed deg min sec SDDD MM SS.SSS*
EAST_LONGITUDE -121 37 30.000                signed deg min sec SDDD MM SS.SSS*
NORTH_LATITUDE   38 41 15.000                signed deg min sec SDDD MM SS.SSS*
SOUTH_LATITUDE   38 37 30.000                signed deg min sec SDDD MM SS.SSS*
PRODUCTION_DATE 2001 10  9                                          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   6236  7630                      number of columns and rows*
HORIZONTAL_DATUM NAD83                                primary horizontal datum*
HORIZONTAL_COORDINATE_SYSTEM UTM                                              *
COORDINATE_ZONE     10                           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   613758.000  4283297.000      coord. of upper left pixel pri. datum*
SECONDARY_XY_ORIGIN   613854.035  4283101.717 coord upper left pixel sec datum*
NATION US                                                          nation code*
STATE CA                                                        state fip code*
NW_QUAD_CORNER_XY   614152.112  4282916.394  XY coords. of pri. NW quad corner*
NE_QUAD_CORNER_XY   619588.152  4282996.100  XY coords. of pri. NE quad corner*
SE_QUAD_CORNER_XY   619692.142  4276060.373  XY coords. of pri. SE quad corner*
SW_QUAD_CORNER_XY   614251.373  4275980.707  XY coords. of pri. SW quad corner*
SECONDARY_NW_QUAD_XY   614155.015  4282709.144  XY coords. - sec. NW quad cor.*
SECONDARY_NE_QUAD_XY   619591.194  4282788.851  XY coords. - sec. NE quad cor.*
SECONDARY_SE_QUAD_XY   619695.182  4275853.266  XY coords. - sec. SE quad cor.*
SECONDARY_SW_QUAD_XY   614254.274  4275773.598  XY coords. - sec. SW quad cor.*
RMSE_XY  3.20                                              doq horiz. accuracy*
IMAGE_SOURCE "BLACK AND WHITE FILM"             b&w, cir, natural color, other*
SOURCE_IMAGE_ID "NAPP 10525 28"                                source image id*
SOURCE_IMAGE_DATE 1998  8 21                   source image date as yyyy mm dd*
SOURCE_DEM_DATE 1949  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 2001 10  9                   date created or changed, yyyy mm dd*
DATA_FILE_SIZE   47586916                               data set size in bytes*
BYTE_COUNT   6236                                            header byte count*
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END_USGS_HEADER                                                               *