DATA INFORMATION FOR WELLS WITH DEPTH TO WATER LESS THAN 50 FEET (GWSI 1990-1999) COVERAGE CATEGORY ............. LAYER NAME ........... GWSI Wells after 1990 SHAPEFILE NAME ....... gwsi90.shp DATA EXTENT .......... Pima County (excluding Tohono O'odham Reservation Lands) DESCRIPTION .......... Displays information for wells with depth to water less than 50 feet, measured after 1990, from ADWR's GWSI database LAYER TYPE ........... Point FEATURE COUNT ........ 19 SCALE ................ REGISTRATION ......... Pima County Land Information System (State Plane 27) KNOWN ERRORS ......... Undetermined SOURCE NAME (1) ...... Pima Associations of Governments SOURCE DATE (1) ...... 2000 SOURCE SCALE (1) ..... SOURCE NAME (2) ...... Arizona Department of Water Resources SOURCE DATE (2) ...... 1999 SOURCE SCALE (2) ..... DATE OF LAST UPDATE . 2000