Science and Technical Support Section
King County Water and Land Resources DivisionDepartment of Natural Resources and Parks
201 South Jackson Street MS KSC-NR-0600
Seattle, WA 98104-3855
phone: (206) 684-1268
Water Quality Criteria for Fresh, Brackish and Marine Waters. Human Health and Ecological Risk Assessment. Watershed Approach to Water Quality and Ecosystem Protection. Biological Monitoring and Assessment Tools.
M.S., University of Washington, Seattle, WA, 1987, Environmental Engineering
and Science
B.S., University of Rochester, Rochester, NY, 1983, Biology-Geology, Cum
Laude
Independent Study, West Indies Laboratory, St. Croix, USVI, 1983
American Society of Limnology and Oceanography
American Water Resources Association
Society of Environmental Chemistry and Toxicology
North American Lake Management Society
Washington State Lake Protection Association
Bike Works - Columbia City
Climate Impacts Group
King County Hydrologic Information Center
King County Lake Buoys
King County Marine Buoys
King County Reclaimed Water
National Weather Service - Seattle
Puget Sound Partnership
Puget Sound Stream Benthos Database
Regional Water Supply Planning
Sightline Institute
USACOE - Seattle District Reservoir Control Center
USGS Washington Water Science Center
Washington State Department of Ecology
| 1999-2001 |
Senior Environmental Engineer |
| 1997-1999 |
Senior Environmental Engineer |
| 1997 |
|
| 1996-1997 |
Environmental Science Instructor |
| 1990-1995 |
Senior Environmental Scientist |
| 1988-1990 |
Environmental Conservation Extentionist |
| 1987 |
Environmental Intern |
| 1984-1986 |
Research Assistant |
| 1984 |
Fisheries Observer |
| 1982-1983 |
Research Technician |
DeGasperi, C.L. 2012. Quartermaster Harbor Benthic Flux Study. King County Water and Land Resources Division, Seattle, WA. Link to report Link to Quartermaster Harbor Nitrogen Management Study
DeGasperi, C.L. and E. Ferguson. 2012. Quartermaster Harbor Nearshore Freshwater Inflows Assessment. King County Water and Land Resources Division, Seattle, WA. Link to report Link to Quartermaster Harbor Nitrogen Management Study
DeGasperi, C.L. and E. Ferguson. 2012. Mileta Creek Nitrogen Source Tracking Study. King County Water and Land Resources Division, Seattle, WA. Link to report Link to Quartermaster Harbor Nitrogen Management Study
Coffin, C., S. Lee, and C.L DeGasperi. 2011. Green River Temperature Total Maximum Daily Load: Water Quality Improvement Report. Washington Department of Ecology, Northwest Regional Office, Bellevue, WA. Link to report Link to Water Quality Improvement Project Green River and Newaukum Creek Area: Temperature Page
DeGasperi, C.L. 2011. Trilogy and Redmond Ridge Urban Planned Development (UPD)Monitoring Report: Final Stream and Wetland Hydrologic Monitoring Assessment. King County Water and Land Resources Division, Seattle, WA. [Several reports under one cover] Link to report Link to Trilogy/Redmond Ridge UPD Study Page
DeGasperi, C.L. and J. Burkey. 2010. Working Draft. Preliminary Estimates of Summer Environmental Restoration Flow Targets for Basins in King County with Declines in Summer Low Flows. King County Water and Land Resources Division, Seattle, WA. Link to report
DeGasperi, C.L. and J. Burkey. 2010. Working Draft. Identification of Streams with Declining Summer Flows. King County Water and Land Resources Division, Seattle, WA. Link to report
DeGasperi, C.L. 2010. Climate Change Impacts on River Flooding: State-of-the-Science and Evidence of Local Impacts. King County Water and Land Resources Division, Seattle, WA. Link to report
DeGasperi, C.L. 2010. Initial Assessment of Nutrient Loading to Quartermaster Harbor. King County Water and Land Resources Division, Seattle, WA. Link to report Link to Quartermaster Harbor Nitrogen Management Study
DeGasperi, C.L. 2009. Development of a Water Quality Model of the Sammamish River. King County Water and Land Resources Division, Seattle, WA. Link to report
DeGasperi, C.L., H.B. Berge, K.R. Whiting, J.J. Burkey, J.L. Cassin, and R.R. Fuerstenberg. 2009. Linking hydrologic alteration to biological impairment in urbanizing streams of the Puget Lowland, Washington, USA. Journal of the American Water Resources Association (JAWRA) 45(2):512-533. Link to publication
DeGasperi, C.L. 2008. Development of a 3-Dimensional Hydrodynamic Model of Lake Sammamish. King County Water and Land Resources Division, Seattle, WA Link to report
DeGasperi, C.L. 2007. Major Lakes Continuous Temperature Study: Interim Progress Report. King County Water and Land Resources Division, Seattle, WA Link to report
DeGasperi, C.L. 2005. Sammamish River Diel pH and Dissolved Oxygen Study. King County Water and Land Resources Division. Seattle, Washington. Link to report
DeGasperi, C.L. 2005. Riparian Shade Characterization Study. King County Water and Land Resources Division. Seattle, Washington. Link to report
T. Khangaonkar, Z. Yang, C. DeGasperi, and K. Marshall. 2005. Modeling hydrothermal response of a reservoir to modifications at a high-head dam. Water International 30:378-388. Link to abstract
DeGasperi, C.L. 2004. Major lakes phytoplankton study: Comparison of composite sampling techniques. King County Water and Land Resources Division. Seattle, Washington. Link to report
Arhonditsis, G.B, M.T. Brett, C.L. DeGasperi, and D.E. Schindler. 2004. Effects of climatic variability on the thermal properties of Lake Washington. Limnol. Oceanogr. 49(1):256-270. Link to publication
DeGasperi, C.L. 2002. Refinement of the Sammamish River CE-QUAL-W2 model and application to long term simulations. Appendix B. Sammamish River Corridor Action Plan. King County Water and Land Resources Division. Seattle, Washington. Link to report Link to plan
Yang, Z., T. Khangaonkar, S. Breithaupt, C. DeGasperi, and K. Marshall. 2001. Temperature stratification and water quality modeling for Lake Simtustus, Oregon. pp. 765-782 In: Estuarine and Coastal Modeling Conference Proceedings, ASCE Link to abstract
Yang, Z., T. Khangaonkar, C. DeGasperi, and K. Marshall. 1999. Three-dimensional modeling of temperature stratification and density-driven circulation in Lake Billy Chinook, Oregon. pp. 411-425 In: Estuarine and Coastal Modeling Conference Proceedings, ASCE Link to paper
DeGasperi, C., T. Khangaonkar, Z. Yang and K. Marshall. 1999. BETTER Temperature Model of Lake Billy Chinook, Oregon. In: Water Resources into the New Millennium: Past Accomplishments, New Challenges. R. Walton and R.E. Nece (eds). American Society of Civil Engineer's International Water Resource Engineering Conference, August 8-12, 1999, Seattle, WA. Link to paper
DeGasperi, C.L. and T. Khangaonkar. 1996. A steady-state model of the Willamette River: Implications for flow control of dissolved oxygen and phytoplankton biomass. pp. 163-172. In: River Quality: Dynamics and Restoration. A. Laenen and D. A. Dunnette (eds). CRC Press, Inc., Boca Raton, FL. Related Willamette River Basin Study reports
DeGasperi, C.L., D.E. Spyridakis, and E.B. Welch. 1993. Alum and nitrate as controls of short-term anaerobic sediment phosphorus release: An in vitro comparison. Lake and Reservoir Management 8:49-59. Link to abstract
Welch, E.B., C.L. DeGasperi, and D.E. Spyridakis. 1988. Sources for internal P loading in a shallow lake. Verh. Internat. Verein. Limnol. 23:307-314.
Welch, E.B., C.L. DeGasperi, D.E. Spyridakis, and T.J. Belnick. 1988. Internal phosphorus loading and alum effectiveness in shallow lakes. Lake and Reservoir Management 4:27-33. Link to abstract
DeGasperi, C.L. 1987. Sources of phosphorus to phytoplankton in a shallow eutrophic lake: the importance of sediments vs. macrophytes. M.S. thesis. University of Washington, Seattle, WA.
Welch, E.B., C.L. DeGasperi, and D.E. Spyridakis. 1986. Effectiveness of alum in a weedy, shallow lake. Water Resources Bulletin 22:921-926. Link to abstract
DeGasperi, C.L. 2011. The Quartermaster Harbor Nitrogen Management Study: Project overview and preliminary nitrogen loading. Presentation at the October 2011 Salish Sea Conference, Vancouver, BC. link to presentation link to abstract
DeGasperi, C.L. 2011. Trends in summer low flows in King County rivers and streams: How low will they go? Presentation at the October 2011 Salish Sea Conference, Vancouver, BC. link to presentation link to abstract
DeGasperi, C.L. 2011. Climate Change Impacts on King County Rivers – Trends and Projections for Fall Flooding and Low Summertime Flow. November 1, 2011 presentation at Preparing for Climate Change Impacts – a new King County Brownbag Seminar Series, Seattle, WA. Link to video of presentation. -- Link to King County Preparing for Climate Change brownbag series.
DeGasperi, C.L. 2011. Stormwater in the Puget Sound region. It's the hydrology... May 12, 2011 presentation at Stormwater Forum sponsored by the UW student chapter of AWWA and WEF, Seattle, WA. link to presentation
DeGasperi, C.L. 2010. How low will they go? Trends in summer low flows in King County rivers and streams. Presentation at the October 2010 King County WLRD Science Seminar, Seattle, WA. link to presentation
DeGasperi, C.L. 2010. Identification of King County Streams with Declining Summer Flows. Presentation to the 2010 UCOWR/NIWR Conference: HydroFutures: Water Science, Technology, and Communities, Seattle, WA. link to presentation
DeGasperi, C.L. 2009. Freshwater Flow to Puget Sound is Declining. Why? Presentation to the American Water Resources Association Annual Water Resources Conference, Seattle, WA. link to presentation
DeGasperi, C.L. 2009. What is up (and down) with King County River Flows? Presentation at the May 2009 King County WLRD Science Seminar, Seattle, WA. WA. link to presentation
DeGasperi, C.L. 2008. What If We Built an Environmental Indicator and Nobody Came? Presentation at the May 2008 King County WLRD Science Seminar, Seattle, WA. WA. link to presentation
DeGasperi, C.L., R. Taira, T. Georgiana, and K. Dorow. 2007. Integrated Modeling of Surface Water in WRIA 8: An Application of the Integrated Water Resource Modeling System (IWRMS). Presentation at the March 2007 Georgia Basin Puget Sound Research Conference, Vancouver, BC. need correct link to presentation link to abstract
DeGasperi, C.L. 2006. The Ultimate Answer to Life, the Universe, and Hydrologic Index Development. Presentation at the November 2006 King County WLRD Science Seminar, Seattle, WA. link to presentation
DeGasperi, C.L. 2006. Climate change impacts on Lake Washington. Presentation at the Pacific Northwest Regional Lake Protection Conference (Washington Lake Protection Association-Oregon Lakes Association), Portland, Oregon. link to presentation
DeGasperi, C.L. 2004. Development of 3-D hydrodynamic and water quality models for Lake Sammamish. Presentation at the November 2004 King County WLRD Science Seminar, Seattle, WA. link to presentation
DeGasperi, C.L. 2002. Development of 2-D water quality model of the Sammamish River. Presentation at the 2002 King County WLRD Science Seminar, Seattle, WA. link to presentation
DeGasperi, C.L., T. Khangaonkar, S. Breithaupt, and K. Marshall. 2000. Design of Optimum Selective Withdrawal Operation for Temperature Management at Round Butte Dam, Lake Billy Chinook, Oregon. Presented to the Water Environment Federation (WEF)73rd Annual Conference and Exposition on Water Quality and Wastewater Treatment, October 18, 2000, Anaheim, CA. link to paper link to presentation
DeGasperi, C.L., T. Khangaonkar, and K. Marshall. 2000. A Water Quality Model of Lake Billy Chinook: Application to Issues Associated with Anadromous Fish Passage and Bull Trout. Presentation to the Washington Lakes Protection Association (WALPA), April 13, 2000, Seattle, WA. link to presentation
DeGasperi, C.L., T. Khangaonkar, Z. Yang, and K. Marshall. 1999. BETTER temperature model of Lake Billy Chinook, Oregon. Presented to the American Society of Civil Engineers' (ASCE) Water Resources Conference, October 9, 1999, Seattle, WA. Link to paper
DeGasperi, C.L., T. Khangaonkar, S. Breithaupt, John Koch, and Rick Andrews. 1998. A model of sediment recontamination following cleanup of the Norfolk Site, Duwamish River, Seattle, WA. Presentation to the Pacific Northwest Pollution Control Association Annual Conference, October 27, 1998, Portland, OR. link to presentation
Benedict, C. and J. Shaw. 2013. Agricultural Waterway Buffer Study Whatcom County, Washington, 2012. Whatcom County Extension, Washington State University, Bellingham, WA. Link to report Link to Quartermaster Harbor Nitrogen Management Study
Lake Washington Ship Canal Water Quality Science Panel. 2012. Final Recommendations Report to US Army Corps of Engineers - Seattle District. U.S. Army Corps of Engineers, Seattle district, W912DW-07-D-1002. Task Order 0017.
Puget Sound Partnership Phase I Indicators Technical Workgroup. 2008. Environmental Indicators for the Puget Sound Partnership:A Regional Effort to Select Provisional Indicators (Phase 1). Summary Report- December 2008. link to report
DeGasperi, C.L. 2009. Connecting hydrologic alteration to biological impairment in urbanizing streams of the Puget Lowland. Poster presentation to the February 2009 Puget Sound-Georgia Basin Conference, Seattle, WA. link to poster
DeGasperi, C.L. 2003. Development of 3-dimensional hydrodynamic and water quality models of Lake Washington and Lake Sammamish. Poster presentation to the April 2003 Washington State Lake Protection Association's 16th Annual Conference, Chelan, WA. link to poster
Ellis, S.E. and C.L. DeGasperi. 1993. The lower Columbia River Bi-State Program 1991 reconnaissance survey. Poster presentation to the North American Lake Management Society 13th Annual Symposium, December 2, 1993, Seattle, WA. Related Columbia River Bi-State Program reports