Irrigation water supply and demand data for 1976, 1980, and 1984 for the western San Joaquin Valley, California

Introduction 1 Methods of data collection 6 Compression-decompression program 7Menu method 7 DOS method 7 References cited 8 FIGURES 1. Map showing sections within the study area for which data were available for 1984 2 2. Map showing detailed analysis unit boundaries 3 3. Chart showing files contained on the diskette 7 4. Chart showing menus to select drive and files 7TABLES 1. List of water districts, format of provided records, and years data are available 4 and diskette 2. Summary of deliveries and irrigated acres 5 and diskette 3. Data file of surface-water deliveries by water district, year, location, and amount of water supplied diskette 4. Data file of irrigated crop acreage by water district, year location acres of crop, crop code, crop-water requirement, and water demand diskette 5. Crop codes diskette 6. Crop-water requirements by detailed analysis unit diskette Conversion FactorsMultiply By To obtain AREA acres 43,560 square feet 4,047 square meters 0.001562 square miles 0.4047 hectare FLOW thousand acre-ft/yr 0.8921 million gallons per day