USER MANUAL 50 Explanation of the Groundwater Database and Data Entry Heather Rein, Program Specialist Janie Hopkins, Groundwater Monitoring Manager Revised 2008 TEXAS WATER DEVELOPMENT BOARD Table of Contents ABSTRACT ..................................................................................................................................................................1 INTRODUCTION.........................................................................................................................................................2 Purpose of the User’s Manual...................................................................................................................................3 History of the TWDB Groundwater Database..........................................................................................................4 Main Menu of the TWDB Groundwater Database ...................................................................................................6 Data Entry Forms......................................................................................................................................................7 Well-Numbering System (Site Identification) ..........................................................................................................9 Well Schedule.........................................................................................................................................................11 WELL RECORD DATA ENTRY...............................................................................................................................13 State Well Number..................................................................................................................................................13 Previous Well Number............................................................................................................................................13 County Code ...........................................................................................................................................................14 Basin .......................................................................................................................................................................15 Groundwater Management Area.............................................................................................................................17 Regional Water Planning Area ...............................................................................................................................19 Groundwater Conservation District ........................................................................................................................21 Aquifer Code ..........................................................................................................................................................24 Latitude/Longitude..................................................................................................................................................24 Coordinate Accuracy ..............................................................................................................................................25 Aquifer Identification .............................................................................................................................................26 Owner .....................................................................................................................................................................29 Driller......................................................................................................................................................................29 Well Depth..............................................................................................................................................................30 Source of Depth ......................................................................................................................................................30 Altitude ...................................................................................................................................................................30 Source of Altitude Data ..........................................................................................................................................31 Date Drilled ............................................................................................................................................................31 Well Type ...............................................................................................................................................................31 User Code ...............................................................................................................................................................32 Type of Lift.............................................................................................................................................................33 Type of Power.........................................................................................................................................................33 Horsepower.............................................................................................................................................................34 Primary/Secondary/Tertiary Use ............................................................................................................................34 Water Level ............................................................................................................................................................36 Water Quality..........................................................................................................................................................36 Well Logs................................................................................................................................................................36 Other Data...............................................................................................................................................................37 Construction............................................................................................................................................................38 Completion .............................................................................................................................................................39 Casing Material.......................................................................................................................................................39 Screen Material.......................................................................................................................................................40 Date Collected or Updated......................................................................................................................................41 Reporting Agency...................................................................................................................................................41 Well Schedule in File..............................................................................................................................................42 Date Updated ..........................................................................................................................................................42 User Identification ..................................................................................................................................................42 REMARKS DATA ENTRY........................................................................................................................................44 CASING RECORDS DATA ENTRY.........................................................................................................................46 i WATER LEVEL DATA ENTRY ...............................................................................................................................48 P/N—Visit Mark.....................................................................................................................................................49 Depth from Land Surface Datum............................................................................................................................49 Month, Day, Year—Date of Visit...........................................................................................................................50 Measurement Number.............................................................................................................................................50 Measuring Agency..................................................................................................................................................51 Method of Measurement.........................................................................................................................................51 Remark....................................................................................................................................................................52 Enter Date/User ID .................................................................................................................................................52