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Lauren E. Hay

  1. McCabe, G.J., Clark, M.P. and Hay, L.E., 2007,. Rain-on-snow events in the western United States: Bulletin of the American Meteorological Society, v. 88, no. 3, p. 319-328. (pdf 3.41 MB)
  2. Duan, Q., Schaake, J., Andreassian, V., Franks, S., Goteti, G., Gupta, H.V., Gusev, Y.M., Habets, F., Hall, A., Hay, L., Hogue, T., Huang, M., Leavesley, G., Liang, X., Nasonova, O.N., Noilhan, J., Oudin, L., Sorooshian, S., Wagener, T., and Wood, E.F., 2006, Model Parameter Estimation Experiment (MOPEX): An overview of science strategy and major results from the second and third workshops: Journal of Hydrology, v. 320, no. 1-2, p. 3-17. (pdf 1.00 MB)
  3. Hay, L.E., Umemoto M., 2006, Multiple-Objective Stepwise Calibration Using Luca. (pdf 1,448 KB)
  4. Umemoto, M., Hay, L.E., Markstrom, S.L., and Leavesley, G.H., 2006, Luca: a wizard style GUI for easy and systematic multi-objective, step-wise calibration of Hydrologic models. Joint 8th Federal Interagency Sedimentation Conference abd 3rd Federal Interagency Hydrologic Modeling Conference, April 2-6, 2006, Reno, Nevada. (pdf 349 KB)
  5. Risley, J., and Hay, L.E., 2006, Joint 8th Federal Interagency Sedimentation Conference and 3rd Federal Interagency Hydrologic Modeling Conference, April 2-6, 2006, Reno, Nevada.
  6. McCabe, G.J., Hay, L.E., 2006, Hydroclimatoligy of the Upper Klamath River basin. Joint 8th Federal Interagency Sedimentation Conference and 3rd Federal Interagency Hydrologic Modeling Conference, April 2-6, 2006, Reno, Nevada.
  7. Hay, L.E., Leavesley, G.H., and Clark, M.P., 2006. Use of remotely-sensed snow covered area in watershed model calibration for the Sprague River, Oregon. Joint 8th Federal Interagency Sedimentation Conference and 3rd Federal Interagency Hydrologic Modeling Conference, April 2-6, 2006, Reno, Nevada. (pdf 182 KB)
  8. Hay, L.E., Leavesley, G.H., Clark, M.P.,  Markstrom, S.L.,  Viger, R.J.,  and Umemoto, M., 2006,  Step-Wise, Multiple-Objective  Calibration Of A Hydrologic Model For A Snowmelt-Dominated Basin, Journal of American Water Resources. (pdf 2,229 KB)
  9. Hay, L.E., M.P. Clark, M. Pagowski, G.H. Leavesley, and W.J. Gutowski, Jr., 2006, One-way Coupling of an Atmospheric and a Hydrologic Model in Colorado, Journal of Hydrometeorology, in press.
  10. Leavesley, G.H., Markstrom, S.L., Viger, R.J., and Hay, L.E., 2005, USGS Modular Modeling System (MMS) - Precipitation-Runoff Modeling System (PRMS) MMS-PRMS, in Singh, V., and Frevert, D., eds., Watershed Models: Boca Raton, FL, CRC Press, p. 159-177.
  11. Gibson, C.A., Meyer, J.L., Poff, N.L., Hay, L.E., and A. Georgakakos, 2005, Flow regime alterations under changing climate in two river basins: implications for freshwater ecosystems. River Research and Applications, 21: 849-864. (pdf 374 KB)
  12. Clark, M.P., A.G. Slater, A.P. Barrett, L.E. Hay G.J. McCabe, B. Rajagopalan, and G. H. Leavesley, 2005,  Assimilation of snow covered area information into hydrologic and land-surface models. Advances in Water Resources. (pdf 1,759 KB)
  13. Battaglin, W., Hay, L., McCabe, G., Nanjappa, P. and Gallant, A., 2005. Climate patterns as predictors of amphibian species richness and indicators of potential stress.  Alytes Vol. 22, No. 3-4, p. 146-167. (pdf 8,331 KB)
  14. Clark, M, L. Hay, A. Slater, K. Werner, D. Brandon, A. Barrett, S. Gangopadhyay, and B. Rajagopalan, 2004, Ensemble Streamflow Forecasting in Snowmelt Dominated River Basins. GEWEX News, p. 4-6, August. (pdf 1 ,904 KB )
  15. Clark, M.P., S. Gangopadhyay, D. Brandon, K. Werner, L.E. Hay, B. Rajagopalan, and D. Yates, 2004,  A resampling procedure for generating conditioned daily weather sequences.  Water Resources Research, Vol. 40, No. 4.
  16. Clark, M.P., S. Gangopadhyay, L.E. Hay, B. Rajagopalan, and R.L. Wilby, 2004,  The Schaake Shuf­fle:  A method to reconstruct the space-time variability of forecasated precipitation and tempera­ture fields.  Journal of Hydrometeorology, 5, 243-262. (pdf 1,352 KB)
  17. Clark, M.P., and Hay, L.E., 2004, Use of Medium-Range Numerical Weather prediction Model Output to Produce Forecasts of Streamflow: Journal of Hydrometeorology, vol. 5, No. 1, pp 15-32. (pdf 2,190 KB)
  18. Leavesley, G.H., Hay, L.E., Viger, R.J., and Markstrom, S.L., 2003, Use of a priori parameter-estimation methods to constrain calibration of distributed-parameter models: in Duan, Q., Gupta, H.V., Sorooshian, S., Rousseau, A.N., and Turcotte, eds., Calibration of Watershed Models, Water, Science and Application 6, American Geophysical Union, p. 255-266.
  19. Hay, L.E. and M.P. Clark, 2003, Use of statistically and dynamically downscaled atmospheric model output for hydrologic simulations in three mountainous basins in the western United States. Journal of Hydrology, V. 282, pp. 56-75. (pdf 1,108 KB)
  20. Hay, L.E., M.P. Clark, R.L. Wilby, W.J. Gutowski, G.H. Leavesley, Z. Pan, R.W. Arritt, and E.S. Takle, 2002, Use of regional climate model output for hydrologic simulations. Journal of Hydrometeorology, V. 3, 571-590. (pdf 1,255 KB)
  21. Clark, M.P., L.E. Hay, G.J. McCabe, G.H. Leavesley, M.C. Serreze, and R.L. Wilby, 2002, Use of Weather and Climate Information in Forecasting Water Supply in the Western United States. Chapter 5 in Lewis, W.M. (Ed.) Water and Climate in the Western United States, University Press of Colorado, pp. 69-92. (pdf 2,149 KB)
  22. Hay, L.E., and McCabe, G.J, 2002, Spatial Variability in Water-Balance Model Performance in the Conterminous United States: Journal of American Water Resources.
  23. Wilby, R.L., Hay, L.E., Gutowski, W.J, Arritt, R.W., Takle, E.S., Pan, Z., Leavesley, G.H., and Clark, M.P., 2000, Hydrological Responses to Dynamically and Statistically Downscaled Climate Model Output: Geophysical Research Letters, 27, 1199-1202.
  24. Hay, L.E., M.P. Clark, and G.H. Leavesley, 2000, Use of atmospheric forecasts in hydrologic models. Part Two: Case Study. In: Kand, D.L. (Ed.) Water Resources in Extreme Environments, American Water Resources Association, Middleburg, Virginia, pp 221-226.
  25. Hay, L.E., Wilby, R.L., and Leavesley, G.H., 2000, A Comparison of Delta Change and Downscaled GCM Scenarios for Three Mountainous Basins in the United States: Journal of American Water Resources, 36(2).
  26. Clark, M.P., and L.E. Hay, 2000, Use of atmospheric forecasts in hydrologic models. Part One: Errors in output from the NCEP atmospheric forecast model. In: Kane, D.L. (Ed.) Water Resources in Extreme Environments, American Water Resources Association, Middleburg, Virginia, pp 215-220.
  27. Wilby, R.L., Hay, L.E., and Leavesley, G.H, 1999, A comparison of downscaled and raw GCM output: implications for climate change scenarios in the San Juan RIver basin, Colorado: Journal of Hydrology, 225, p. 67-91.
  28. Hay, L.E., Wilby, R.L., and Leavesley, G.H., 1999, A Comparison of Delta Change and Downscaled GCM Scenarios: Implications for Climate Change Scenarios in Three Mountainous Basins in the United States: Proceedings of the AWRA Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States, Atlanta, May 10-12, 1999.
  29. Clark, M.P., Hay, L.E., McCabe, G.J., Leavesley, G.H., Serreze, M.C., and Wilby, R.L., 1999, The Use of Weather and Climate Information in Management of Water Resources in the Western United States: Book Chapter for the CIRES/NOAA Western Water Assessment Conference on Climate Variability and Water Resources, Boulder, Colorado.
  30. Leavesley, G.H., and Hay, L.E., 1998, The use of coupled atmospheric and hydrologic models for water resources management in headwater basins: Hydrology, Water resources, and Ecology in Headwaters, Proceedings of the HeadWater’98 Conference, K. Kovar, U. Tappeiner, N.E. Peters, and R.G. Craig, IAHS Publication No. 248.
  31. Kuhn, G., Parker, R. S., Hay, L. E., Leavesley, G. H., 1998, Precipitation distribution alternatives in applying the Modular Modeling System in the San Juan River Basin, Colorado and New Mexico: First Federal Interagency Hydrologic Modeling Conference, April 1989, Las Vegas, Nevada.
  32. Hay, L.E., Viger, R., and McCabe, G., 1998. Precipitation Interpolation in Mountainous Regions Using Multiple Linear Regression: Hydrology, Water resources, and Ecology in Headwaters, Proceedings of the HeadWater’98 Conference, K. Kovar, U. Tappeiner, N.E. Peters, and R.G. Craig, IAHS Publication No. 248, p. 33-38.
  33. Hay, L.E., 1998, Stochastic calibration of an orographic precipitation model: Hydrological Processes, Hydrological Processes, 12, p. 613-634.
  34. Hay, L.E., and McCabe, G.J., 1998, Verification of the Rhea-Orographic-Precipitation Model: Journal of the American Water Resources Association, v. 34, p. 103-112.
  35. Knapp, L., McCabe, G.J., Hay, L.E., and Parker, R.S., 1996, A high-resolution moisture index: Gunnison River Basin, Colorado: Part III. Building environmental models with GIS: Chapter 84: GIS and Environmental Modeling: Progress and Research Issues, GIS World, Inc., p. 469-472.
  36. Hay, L.E., and Knapp. L., 1996, Integrating a geographic information system, a scientific visualization system, and an orographic precipitation model: Journal of the American Water Resources Association, v. 32, n. 2, p. 357-369.
  37. Hay, L.E., Knapp, L, and Bromberg, J., 1996, Integrating GIS, scientific visualization systems, statistics, and an orographic precipitation model for a hydroclimatic study of the Gunnison River Basin: Part II. Environmental Modeling linked to GIS, Chapter 44: GIS and Environmental Modeling: Progress and Research Issues, GIS World, Inc., p. 235-238.
  38. Hay, L.E., 1996, Assessment of an Orographic Precipitation Model in Southwestern Colorado: University of Colorado, Ph.D. dissertation.
  39. Battaglin, W.A., and Hay, L.E., 1996, A visual/interactive method for examining the National Stream Quality Accounting Network (NASQAN) data: Proceedings of the Watershed ‘96 Conference, June 8-12, 1996, Baltimore, Maryland.
  40. Battaglin, W.A., and Hay, L.E., 1996, Effects of sampling strategies on estimates of annual mean herbicide concentrations in Midwestern rivers: Environmental Science and Technology, v. 30, p. 889-896.
  41. McCabe, G.J., and Hay, L.E., 1995, Hydrological effects of hypothetical climate change in the East River Basin, Colorado, USA: Hydrological Sciences Journal, v. 40, n. 3, 16pp.
  42. McCabe, G.J., and Hay. L.E., 1994, Hydrologic Effects of Hypothetical Climate Change in the East River Basin, Colorado: AWRA Annual Summer Symposium, Effects of Human- Induced Changes on Hydrologic Systems, Jackson Hole, Wyoming, June 26-29, 1994.
  43. Hay, L.E., and Knapp, L., 1994, Integrating a Geographic Information System, a Scientific Visualization System and Simulation Models: AWRA Annual Summer Symposium, Effects of Human-Induced Changes on Hydrologic Systems, Jackson Hole, Wyoming, June 26-29, 1994.
  44. Hay, L.E., and Leavesley, G.H., 1994, A Nested-Model Approach to Investigate the Effects of Climatic Change in Mountainous Regions: ASCE 21st Annual Conference, Water Resources Planning and Management Division, Denver, Colorado, May 22-26, 1994.
  45. Ayers, M.A., Wolock, D.M., McCabe, G.J., Hay, L.E., and Tasker, G.D., 1994, Sensitivity of water resources in the Delaware River Basin to climate variability and change: U.S. Geological Survey Water Supply Paper 2422, 42 pp.
  46. McCabe, G.J., Wolock, D.M., Tasker, G.D., Ayers, M.A., and Hay, L.E., 1993, invited, Sensitivity of water resources in the Delaware River basin to climate change: Proceedings of the U.S. Geological Survey’s First Global Change Forum.
  47. Hay, L.E., Knapp, L., and Bromberg, J., 1993, Integrating Geographic Information Systems, Scientific Visualization Systems, Statistics, and an orographic precipitation model for a hydroclimatic study of the Gunnison River basin, southwestern Colorado: Second International Conference/Workshop on Integrating Geographic Information Systems and Environmental Modeling, September, 1993, Breckenridge, Colorado.
  48. Hay, L.E., and Knapp, L., 1993, Visualization techniques for hydrologic modeling: Proceedings of the Federal Interagency Workshop on Hydrologic Modeling Demands for the 90’s, Fort Collins, Colorado, June, 1993, ch. 3, p. 1-8.
  49. Hay, L.E., Battaglin, W.A., Branson, M.D., and Leavesley, G.H., 1993, Application of GIS in modeling orographic precipitation, Gunnison River basin, Colorado, USA: Proceedings paper for HydroGIS 93: Application of geographic information systems in hydrology and water resources management, Baden, Austria, April 19-22,1993.
  50. Hay, L.E., Battaglin, W.A., Parker, R.S., and Leavesley, G.H., 1993, Modeling the effects of climate change on water resources in the Gunnison River basin, Colorado: Chapter 16: Environmental Modeling with GIS, Oxford University Press, p. 173-181.
  51. Battaglin W.A., Hay, L.E., Parker, R.S., and Leavesley, G.H., 1993, Application of a GIS for modeling the sensitivity of water resources to alterations in climate in the Gunnison River Basin, Colorado: Water Resources Bulletin v. 29, n. 6, p. 1021-1028.
  52. Ayers, M.A., Wolock, D.M., McCabe, G.J., Hay, L.E., and Tasker, G.D.,1993, Sensitivity of Water Resources in the Delaware River Basin to Climate Variability and Change: U.S Geological Survey, Open-File Report 92-52, 68pp.
  53. Wolock, D.M., McCabe, G.J., Tasker, G.D., Ayers, M.A., and Hay, L.E., 1992, Sensitivity of water resources in the Delaware River basin to climate change: Proceedings from the Workshop on the Effects of Global Climate Change on Hydrology and Water Resources at a Catchment Scale, February 3-6, 1992, Tsukuba Science City, Japan.
  54. Parker, R.S., Kuhn, G., Hay, L.E., and Elliot, J.G., 1992, Effects of potential climate change on the hydrology and the maintenance of channel morphology in the Gunnison River basin, Colorado: Proceedings from the Workshop on the Effects of Global Climate Change on Hydrology and Water Resources at a Catchment Scale, February 3-6, 1992, Tsukuba Science City, Japan.
  55. Leavesley, G.H., Branson, M.D., and Hay, L.E., 1992, Using Coupled Atmospheric and Hydrologic Models to Investigate the Effects of Climate Change in Mountainous Regions: AWRA 28th Annual Conference & Symposium: Managing Water Resources During Global Change, Reno, Nevada, November 1-5, 1992, p. 691-700.
  56. Hay, L.E., Branson, M.D., and Leavesley, G.H., 1992, Simulation of Precipitation in the Gunnison River Basin Using an Orographic-Precipitation Model: AWRA 28th Annual Conference & Symposium: Managing Water Resources During Global Change, Reno, Nevada, November 1-5, 1992, p. 651-660.
  57. Hay, L.E., McCabe, G.J., Wolock, D.M., and Ayers, M.A., 1992, Use of weather types to disaggregate general circulation model predictions: Journal of Geophysical Research, v. 97, no. D3, p. 2781-2790.
  58. Hay, L.E., McCabe, G.J., Wolock, D.M., and Ayers, M.A., 1991, Simulation of precipitation by weather-type analysis: Water Resources Research, v. 27, n. 2, p. 493-501.
  59. McCabe, G. J., Wolock, D. M., Hay, L. E., and Ayers, M. A., 1990, Effects of climatic change on the Thornthwaite moisture index: Water Resources Bulletin, v. 26, n. 4, p. 633-643.
  60. Hay, L.E., and Campbell, J.P, 1990, Water-quality trends in New Jersey streams: Water Resources Investigations Report 90-4046.
  61. Ayers, M.A., Tasker, G.D., Wolock, D.M., McCabe, G.J., and Hay, L.E., 1990, invited, Simulated effects of climatic change on runoff and drought in the Delaware River basin: Supplying Water and Saving the Environment for 6 Billion People, Proceedings of the American Society of Civil Engineers, p. 31-37.
  62. Ayers, M.A., Wolock, D.M., McCabe, G.J., and Hay, L.E., 1990, invited, Simulated hydrologic effects of climatic change in the Delaware River basin: Aspects of Groundwater in New Jersey, Proceedings of the seventh annual meeting of the Geological Association of New Jersey, p. 1-8.
  63. Ayers, M.A., Wolock, D.M., McCabe, G.J. Jr., and Hay, L.E., 1990, Hydrologic effects of climatic change in the Delaware River basin: U. S. Geological Survey Yearbook article, Fiscal Year 1989, p. 31-33.
  64. Ayers, M.A., Wolock, D.M., McCabe, G.J., and Hay, L.E., 1990, Simulated hydrologic effects of climatic change in the Delaware River basin: Proceedings of the Symposium on International and Transboundary Water Resources Issues, American Water Resources Association, p. 587-594.
  65. Wolock, D.M., Ayers, M.A., Hay, L.E., and McCabe, G.J., 1989, invited, Prediction of the effects of climate change on watershed runoff in the Delaware River basin: Proceedings of the American Society of Civil Engineering, p. 673- 678.
  66. McCabe G.J., Hay, L.E., Kalkstein, L.S., Ayers, M.A., and Wolock, D.M., 1989, invited, Simulation of climatic change using weather-type analysis: Proceedings of the American Society of Civil Engineering, p. 679-684.
  67. Hay, L.E., and Battaglin, W.A., 1989, Effects of land use buffer radius on Spearman’s partial correlations of land use and shallow groundwater quality: Water Resources Investigations Report 89-4163.
  68. Hay, L.E., The automatic calibration of the Salt River Project’s long-term forecasting model: University of Arizona, M.S thesis, unpublished, 1986.

 

 
 
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