Creator
- Environmental Systems Research Institute (Redlands, Calif.)5
- California. Department of Fish and Game. Marine Resources Region4
- Geological Survey (U.S.)4
- John Woodbury1
- Santa Clara Valley Water District (Calif.)1
- Uganda Bureau of Statistics1
- United States Geological Survey1
- United States. Department of Housing and Urban Development1
- Yolo County, Public Works Division, Planning Services 1