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California Oil Spill Study and Evaluation Program


The California Oil Spill Study and Evaluation Program (COSSEP) provides a mechanism for investigating, evaluating, and improving applied Oil Spill Prevention and Response (OSPR) programs, best achievable technologies, and our knowledge of the adverse effects of oil spills in the marine environment. The goals of COSSEP are authorized in the Government Code § 8670.12. The program also supports scientific and technical studies that will enhance oiled wildlife rehabilitation and the department’s natural resource damage assessments. The Guidelines and application form, as well as “Frequently Asked Questions”, are available for download from this page. Questions may also be sent via email to

There is no current request for proposals for this program. Please check back at a later date.

COSSEP Documents

Reports and Products from COSSEP Funded Projects

Contact Information

Bryand Duke, PhD
Phone: (916) 323-6288

Last update : 4/25/2018 1:44:59 PM