USGS Type Definitions

ITEM TYPE	ITEM TYPE DESCRIPTION	"SHORT NAME"
AB	ALASKA BOUNDARY SERIES ­ INDX	ABS INDX
AF	ALASKA BOUNDARY SERIES ­ NFS	ABS NFS
AI	ANTARCTICA SATELLITE IMAGERY	ANT SATEL
AL	ALASKA BOUNDARY SEREIS ­ BLM	ANT BLM
AP	ALASKA BOUNDARY SERIES ­ NPS	ABS NPS
AW	ALASKA BOUNDARY SERIES ­ NWR	ABS NWR
CF	COUNTY FEET	CNTY FEET
CM	COUNTY METRIC	CNTY METRIC
CPT	COUNTY PLANIMETRIC	CNTY PLANI
EI	ECOLOGICAL INVENTORY FWS	ECO INV
EM	RADAR IMAGE MOSAIC	RADAR MOSAIC
ES	RADAR STEREO IMAGE	RADAR STEREO
ID	INDEX TO DIGITAL CARTO DATA	DIGI INDEX
IG	INDICES GENERAL	GEN INDEX
IH	INDEX TO SET OF 100 MAPS	SCHOOL SET
IL	INDEX TO LAND USE/LAND COVER	LULC INDEX
IM	INDEX TO DMA MAPPING	DMA INDEX
IO	INDEX TO ORTHOPHOTOQUAD	OQ INDEX
IP	INDEX TO NATIONAL PARK MAPS	NP INDEX
IQ	INDEX TO 7.5 AND 15 MIN TOPO	STATE INDEX
IS	INDEX TO SMALL SCALE MAPS	SMALL INDEX
IW	INTERNATIONAL MAP OF THE WORLD	IMW
IX	INDEX TO LANDSAT WRS	WRS INDEX
L	LAND USE/LAND COVER	LULC
LB	LAND USE/LAND COVER ­ BASE	LULC BASE
LI	LANDSAT IMAGERY	LS IMAGERY
LM	LAND USE/LAND COVER ­ MULTI	LULC COLOR
LR	LINE MAP W/RADAR	LINE/RADAR
LS	LINE MAP W/SATELLITE	LINE/SATELL
MC	STATE MAP CATALOG	CATALOG
MI	STATE MAP INDEX	INDEX
MMP	MINERALS MANAGEMENT ­ PLANI	MM PLANI
MMT	MINERALS MANAGEMENT ­ TOPO	MM TOPO
NA	NATIONAL ATLAS SEPARATES	NTL ATL
OMT	ORTHOPHOTOMAP	ORTHOPHOTO
OQ	ORTHOPHOTOQUAD	OQ
PF	NATL PARK ­ FEET	NP FEET
PL	PLANIMETRIC	PLANI
PM	NATL PARK ­ METRIC	NP METR
PR	NATL PARK ­ SHADED	NP SR
RA	RADAR ­ AIRBORNE	RAD AIR
RF	REGIONAL ­ FEET	REG FEET
RM	REGIONAL ­ METRIC	REG METR
RP	REGIONAL ­ PLANIMETRIC	REG PL
RS	RADAR SATELLITE	RAD SAT
RT	REGIONAL ­ TOPOGRAPHIC	REG TOPO
SI	SATELLITE IMAGERY	SATE IMAG
SL	SLOPE MAP	SLOPE MAP
SMP	SURFACE MANAGEMENT ­ PLANI	SM PLANI
SMT	SURFACE MANAGEMENT ­ TOPO	SM TOPO
SP	STATE BASE ­ PLANIMETRIC	STATE PL
SR	SHADED RELIEF MAP	SHD RLF
ST	STATE BASE ­ TOPOGRAPHIC	STATE TOPO
TB	TOPOBATHYMETRIC	TOPOBATHY
TF	TOPOGRAPHICAL FEET	TOPO FEET
TI	TOPOGRAPHIC INDEX	TOPO INDEX
TM	TOPOGRAPHICAL METRIC	TOPO METRIC
UB	UNITED STATES BASE	US BASE
UC	UNITED STATES CONTOUR	US CONTOUR
UF	UNITED STATES FEDERAL	US FED
UG	UNITED STATES GENERAL	US GEN
UH	UNITED STATES PUB LND SURVEY	US PLS
UM	UNITED STATES MAGNETIC	US MAGN
UO	UNITED STATES OUTLINE	US OUTLINE
UP	UNITED STATES POLITICAL	US POL
UR	UNITED STATES SHADED	US SHADED
UT	UNITED STATES TRANSPORTATION	US TRANSP
VF	PROVISIONAL FEET	PRV FEET
VM	PROVISIONAL METRIC	PRV METR