Creator
- California. Air Resources Board. Planning and Technical Support Division2
- Coastal Services Center (U.S.)1
- Stackhouse, Cecil1
- Stephen P. Teale Data Center (Calif.).1
- United States. Bureau of Transportation Statistics1
- United States. Department of Commerce1
- United States. Environmental Protection Agency1
- United States. National Ocean Service1
- United States. National Oceanic and Atmospheric Administration1