Charles L. Powell, II

Chuck’s USGS career started in 1981 working in the Alaska Branch with the famous Alaskan geologist Dave Hopkins. In 1982 he join the Branch of Paleontology and Stratigraphy where he stayed until its demise in the reorganization of 1994. Since that time he has worked for the Western Region Geologic Mapping Team.

Chuck specializes in northeastern Pacific (Alaska to Mexico) Tertiary and Quaternary molluscan faunas, although he also works with brachiopods, arthropods, and echinoderms. He received his undergraduate education at Fullerton College, California State University, Fullerton, and San Jose State University, and his M.S. at San Jose State University (CA).

Current Projects

Significant Products


Work in Progress

Powell, C. L., II, in preparation
The Purisima Formation and related rocks (upper Miocene – Pliocene), greater San Francisco Bay area, central California: Review of California Academy of Sciences, Los Angeles County Museum, Invertebrate Paleontology section, and Museum of Paleontology, University of California, Berkeley, collections.
Powell, C. L., II, in preparation
Age and paleoenvironmental significance of mega-invertebrate fossils from the “San Pedro” Formation in the Coyote Hills, Orange County, southern California.
Powell, C. L., II, Ponti, D., and Lajoie, K., in preparation
Quaternary molluscan biostratigraphy of marine deposits in the western Los Angeles Basin, southern California.

To Contact

U.S. Geological Survey
345 Middlefield Rd.
Menlo Park, CA 94025
FAX: (650) 329-4936

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