Publications

Upper Penticton Creek Watershed Experiment Publications

(To August 2022)

Journal Articles

Moore, R. D., Winkler, R. D., and Hope, G. D. 2022. Streamwater colour in snow-dominated headwater catchments: Natural variability and the effects of forest harvesting. Hydrological Processes, 36, e14594. DOI: 10.1002/hyp.14594

Allen, D. M., and Nott, A. H. 2021. How important are those fracture zones? Scale dependent characteristics revealed through field studies and an integrated hydrological model of a mountain headwater catchment. Frontiers in Water, 3, 767399. DOI: 10.3389/frwa.2021.767399

Li, Q., Zhang, M., Wei, X., Winker, R., Spencer, S., Hou, Y., and Scott, D. F. 2021. Roles of forest disturbance and climate variability on streamflow components in snow-dominated paired watersheds at multiple temporal scales. Hydrological Processes, 35, e14414. DOI: 10.1002/hyp.14414

Moore, R. D., Allen, D., MacKenzie, L., Spittlehouse, D., and Winkler, R. 2021. Data sets for the Upper Penticton Creek watershed experiment: A paired-catchment study to support investigations of watershed response to forest dynamics and climatic variability in an inland snow-dominated region. Hydrological Processes, 35, e14391. DOI: 10.1002/hyp.14391

Winkler, R. D., Allen, D. M., Giles, T. R., Heise, B. A., Moore, R. D., Redding, T. E., Spittlehouse, D. L., and Wei, X. 2021. Approaching four decades of forest watershed research at Upper Penticton Creek, British Columbia: A synthesis. Hydrological Processes, 35, e14123. DOI: 10.1002/hyp.14123

Wang, Y., del Campo, A.D., Wei, X., Winkler, R., Liu, W., and Li, Q. 2020. Responses of forest carbon and water coupling to thinning treatments from leaf to stand scales in a young montane pine forest. Carbon Balance and Management, 15, 24. DOI:10.1186/s13021-020-00159-y

Wang, Y., Wei, X., del Camp, A. D., Winkler, R., Wu, J., Li, Q., and Liu, W. 2019. Juvenile thinning can effectively mitigate the effects of drought on tree growth and water consumption in a young Pinus contorta stand in the interior of British Columbia, Canada. Forest Ecology and Management, 454, 117667. DOI: 10.1016/j.foreco.2019.117667.

Gronsdahl, S., Moore, R. D., Rosenfeld, J., McCleary, R., and Winker, R. 2019. Effects of forestry on summertime low flows and physical fish habitat in snowmelt-dominated headwater catchments of the Pacific Northwest. Hydrological Processes, 33(25), 3152-3168. DOI: 10.1002/hyp.13580.

Wang, L., Wei, X., Bishop, K., Reeves, A. D., Ursino, N., and Winkler, R. 2018. Vegetation changes and water cycle in a changing environment, Hydrology and Earth Systems Science, 22, pp. 1731-1734, DOI: 10.5194/hess-22-1731-2018.

Winkler, R., Spittlehouse, D., and Boon, S. 2017. Streamflow response to clear-cut logging on British Columbia’s Okanagan Plateau. Ecohydrology, 10:e1836, https://doi.org/10.1002/eco.1836, 15 p.

Winkler, R. and S. Boon. 2017. Equivalent clearcut area as an indicator of hydrologic change in snow-dominated watersheds of southern British Columbia. Prov. B.C., Victoria, B.C. Exten. Note 118, www.for.gov.bc.ca/hfd/pubs/Docs/En/En118.htm.

Winkler, R. and S. Boon. 2015. Revised snow recovery estimates for pine-dominated forests in interior British Columbia. Prov. B.C., Victoria, B.C. Exten. Note 116. www.for.gov.bc.ca/hfd/pubs/Docs/En/En116.htm.

Winkler, R., S. Boon, D. Spittlehouse and B. Zimonick. 2015. Forest disturbance effects on snow and water yield in interior British Columbia. Hydrology Research 46.4:521-532, doi:10.2166/nh.2014.016.

Creed, I.F., A.T. Spargo, J.A. Jones, J.M. Buttle, M.B. Adams, F D. Beall, E.G. Booth, J.L. Campbell, D. Clow, K. Elder, M.B. Green, N.B. Grimm, C. Miniat, P. Ramal, A.A. Saha, S. Sebestyen, D. Spittlehouse, S. Sterling, M.W. Williams, R. Winkler and H. Yao. 2014. Changing forest water yields in response to climate warming: Results from long-term experimental watershed sites across North America. Global Change Biology 20, 3191–3208, doi: 10.1111/gcb.12615.

Voeckler, H.M., D.M. Allen and Y. Alila. 2014. Modeling coupled surface water–Groundwater processes in a small mountainous headwater catchment. Journal of Hydrology, 517, 1089-1106.

King, L., M.A. Hassan, X. Wei, L. Burge, and X. Chen. 2013. Wood dynamics in upland streams under different disturbance regimes. Earth Surface Processes and Landforms, 38(11), 1197-1209.

Schnorbus, M.A. and Y. Alila. 2013. Peak flow regime changes following forest harvesting in a snow-dominated basin: Effects of harvest area, elevation, and channel connectivity. Water Resources Research, 49, doi: 10.1029/2012WR011901.

Green, K.C. and Y. Alila. 2012. A paradigm shift in understanding and quantifying the effects of forest harvesting on floods in snow environments. Water Resources Research 48, doi:10.1029/2012WR012449.

Jones, Julia A., Irena F. Creed, Kendra L. Hatcher, Robert J. Warren, Mary Beth Adams, Melinda H. Benson, Emery Boose et al. Ecosystem processes and human influences regulate streamflow response to climate change at long-term ecological research sites. BioScience 62, no. 4 (2012): 390-404.

Kuraš, P. K., Y. Alila and M. Weiler. 2012. Forest harvesting effects on the magnitude and frequency of peak flows can increase with return period, Water Resources Research, 48, W01544, doi:10.1029/2011WR010705.

Voeckler, H. and D.M. Allen. 2012. Estimating Regional Scale Fractured Bedrock Hydraulic Conductivity Using Discrete Fracture Network (DFN) Modeling. Hydrogeology Journal 20(6): 1081-1100. DOI: 10.1007/s10040-012-0858-y.

Redding, Todd E., R. Dan Moore, Rita D. Winkler, Robin G. Pike and David J. Wilford. 2010. Long-term watershed research in British Columbia. Streamline Watershed Management Bulletin Vol.14 / No. 1, pp.1-29. http://www.forrex.org/streamline/.

Winkler, R. 2010. Upper Penticton Creek. Streamline Watershed Management Bulletin 14:24-25.

Winkler, R.D., R.D. Moore, T.E. Redding, D.L. Spittlehouse, D. Carlyle-Moses and B. Smerdon. 2010. Hydrologic Processes and Watershed Response (Chapter 6). In Compendium of Forest Hydrology and Geomorphology in British Columbia [In Press]. R.G. Pike et al. (editors). B.C. Ministry of Forests and Range Research Branch, Victoria, B.C. and FORREX Forest Research Extension Partnership, Kamloops, B.C. Land Management Handbook 66. http://www.forrex.org/program/water/compendium.asp.

Winkler, R.D., R.D. Moore, T.E. Redding, D.L. Spittlehouse, B. Smerdon and D.L. Carlyle-Moses. 2010. The Effects of Disturbance on Hydrologic Processes and Watershed Response (Chapter 7). In Compendium of Forest Hydrology and Geomorphology in British Columbia [In Press]. R.G. Pike et al. (editors). B.C. Ministry of Forests and Range Research Branch, Victoria, B.C. and FORREX Forest Research Extension Partnership, Kamloops, B.C. Land Management Handbook 66. http://www.forrex.org/program/water/compendium.asp.

Hope, G.D. 2009. Clearcut harvesting effects on soil and creek inorganic nitrogen in high elevation forests of the southern interior British Columbia. Canadian Journal of Soil Science 89: 35-44.

Kuraš, P. K., M. Weiler and Y. Alila. 2008. The spatiotemporal variability of runoff generation and groundwater dynamics in a snow-dominated catchment. Journal of Hydrology, doi:10.1016/j.hydrol.2007.12.021.

Pike, R.G., D.L. Spittlehouse, K.E. Bennett, V.N. Egginton, P.J. Tschaplinski, T.Q. Murdock, and A.T. Werner. 2008. Climate Change and Watershed Hydrology: Part I – Recent and Projected Changes in British Columbia. Streamline 11: 1-8.

Pike, R.G., D.L. Spittlehouse, K.E. Bennett, V.N. Egginton, P.J. Tschaplinski, T.Q. Murdock, and A.T. Werner. 2008. Climate Change and Watershed Hydrology: Part II – Hydrologic Implications for British Columbia. Streamline 11: 8-13.

Pike, R.G., D.L. Spittlehouse, K.E. Bennett, V.N. Egginton, P.J. Tschaplinski, T.Q. Murdock, and A.T. Werner. 2008. A Summary of Climate Change Effects on Watershed Hydrology. Extension Note EN87, Research Branch, BC Min. Forests and Range, Victoria, BC, 4 pp. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En87.htm.

Spittlehouse, D.L. 2008. Climate change, impacts, and adaptation scenarios: climate change and forest and range management in British Columbia. Technical Report TR045, Research Branch, BC Min. Forests and Range, Victoria, BC. http://www.for.gov.bc.ca/hfd/pubs/Docs/Tr/Tr045.htm.

Kuraš, P. K., M. Weiler and Y. Alila. 2007. The spatiotemporal variability of runoff generation and groundwater dynamics in a snow-dominated catchment. Journal of Hydrology, doi:10.1016/j.hydrol.2007.12.021.

Winkler, R.D. and R.D. Moore. 2006. Variability in snow accumulation patterns within forest stands on the interior plateau of British Columbia, Canada. Hydrological Processes 20: 3683-3695, DOI: 10.1002/hyp.6382.

Winkler, R. and J. Roach. 2005. Snow accumulation in B.C.’s southern interior forests. Streamline Watershed Management Bulletin Vol.9 / No. 1, pp.1-5. http://www.forrex.org/streamline/.

Schnorbus, M.A., R.D. Winkler and Y. Alila. 2004. Modelling forest harvesting effects on maximum daily peak flow at Upper Penticton Creek. B.C. Min. For., Res. Br., Victoria, B.C. Exten. Note 67. http://www.for.gov.bc.ca/hfd/pubs/Docs/En/En67.htm

Thyer, M., J. Beckers, D. Spittlehouse, Y. Alila and R. Winkler. 2004. Challenges in the modelling of forest and clearcut hydrologic processes at the stand level and catchment scale: Case of the Upper Penticton Creek Watershed Experiment, Water Resources Research 40, W01103, doi:10.1029/2003WR002414.

Winkler, R.D., D.L. Spittlehouse, T.R. Giles, B.A. Heise, G. Hope, and M.A. Schnorbus. 2004. Upper Penticton Creek: How forest harvesting affects water quantity and quality. Streamline Watershed Management Bulletin Vol.8 / No.1, pp.18-20. http://www.forrex.org/streamline/.

Spittlehouse, D.L. 2000. Using time domain reflectometry in stony forest soil. Canadian Journal of Soil Science 80:3-11.

Hudson, R.O. and D.L. Golding. 1998. Snowpack chemistry during snow accumulation and melt in mature subalpine forest and regenerating clear-cut in the southern interior of B.C. Nordic Hydrology 29(3); 221-244.

Hudson, R.O. and D.L. Golding. 1997. Controls on groundwater chemistry in subalpine catchments in the southern interior of British Columbia. Journal of Hydrology 201; 1-20, https://doi.org/10.1016/S0022-1694(97)00029-2.

Hudson, R.O. and D.L. Golding. 1997. Chemical characteristics of disturbed and undisturbed subalpine catchments in the southern interior of British Columbia. Canadian Water Resources Journal 22(3); 269-297, https://doi.org/10.4296/cwrj2203269.

Hudson, R.O. and M.C. Quick. 1997. A component based water chemistry simulator for small subalpine watersheds. Canadian Water Resources Journal 22(3); 299-325, https://doi.org/10.4296/cwrj2203299.

Hetherington, E.D. 1976. Dennis Creek: A look at water quality following logging in the Okanagan Basin. Environment Canada, Forestry Service, BC-X-147, 33pp.

Theses

Gronsdahl, S. 2018. Effects of logging on summertime low flows and fish habitat in small, snowmelt-dominant catchments of the Pacific Northwest. MSc. Thesis. University of British Columbia.

Wang, Y. 2018. Responses of forest carbon and water coupling to juvenile thinning at the both leaf and individual tree levels in a 16-year old natural Pinus contorta stand. MSc. Thesis. University of British Columbia.

Green, K. C. 2013. Forests, floods and channel processes: illuminating links between forest harvesting, the flood regime and channel response in snowmelt headwater streams. Ph.D. thesis. Faculty of Graduate Studies, University of British Columbia, 235pp.

Davis, R.S. 2012. Modelling the effects of forest disturbances on snow accumulation and ablation in the Okanagan. MSc. Thesis, Department of Geography, University of Lethbridge, Lethbridge, Alta, 146pp.

Voeckler, H.M. 2012. Modeling deep groundwater flow through fractured bedrock in a mountainous headwater catchment using a coupled surface water – groundwater model, Okanagan Basin, British Columbia. Ph.D. thesis, Faculty of Graduate Studies, University of British Columbia, 406pp.

Scherer, R. A. 2008. The effects of wildfire disturbance and streamside clearcut harvesting on instream wood and small stream geomorphology in south-central British Columbia. Ph.D. Thesis, Faculty of Graduate Studies, University of British Columbia, Vancouver, B.C., 242pp.

Kuras, P.K. 2004. Forest road and harvesting effects on the hydrology of a snow-dominated catchment in south-central British Columbia. M.A.Sc. Thesis, Faculty of Forestry, University of British Columbia, Vancouver, B.C., 147pp.

Scordo, E.B. 2003. Effects of forest harvesting on stream temperature and recovery in Upper Penticton Creek. B.N.R.Sc. Hons. Thesis, Department of Natural Resource Science, Thompson Rivers University, Kamloops, B.C., 53pp.

Winkler, R.D. 2001. The effects of forest structure on snow accumulation and melt in south-central British Columbia. Ph.D. Thesis, Faculty of Graduate Studies, University of British Columbia, Vancouver, B.C., 163pp.

Hudson, R.O. 1995. The response of water chemistry to hydrological conditions and flow paths under different forest cover types in small subalpine catchments. Ph.D. thesis, Faculty of Graduate Studies University of British Columbia, 230pp.

Smith, M. 1984. An ecological classification of three sub-basins in the Penticton Creek watershed in the Engelmann spruce sub-alpine fir zone. B.S.F. Thesis, Faculty of Forestry, University of British Columbia, Vancouver, B.C., 55pp.

Published Conference Proceedings and Extended Abstracts

Winkler, R. D., Spittlehouse, D. L., and Moore, R. D. 2019. The Upper Penticton Creek Watershed Experiment, BC, Canada. In AGU Fall Meeting Abstracts 2019.

Smith, R., G.Jost, R.Winkler, & D. Spittlehouse. 2018. Opportunities for desynchronizing catchment runoff during peak flow. In: Jones, Smith, Jost, Winkler, et al. (2018). Summary of the Forests and Water Workshop, November 1–2, 2016, Kelowna, BC. pp 3-4. http://confluence-jwsm.ca/index.php/jwsm/article/view/10/4 doi: 10.22230/jwsm.2018v2n1a1.

Winkler, R. D., R. D. Moore, S. Gronsdahl, D. L. Spittlehouse, and S. Boon. 2018. Water Yield Response to Forest Cover Change-Insights from 33 Years of Research at Upper Penticton Creek, BC, Canada. In AGU Fall Meeting Abstracts 2018.

Bladon, K. and R.D. Winkler. 2015. In-stream phosphorus and nitrogen response to logging in high elevation, forested catchments. In Proceedings 4th International Forest and Water in a Changing Environment Conference, July 6-9, 2015, Kelowna, BC, p. 11.

Heise, B. 2015. Effects of clearcut logging on aquatic invertebrates in headwater streams of Upper Penticton Creek,
British Columbia. In Proceedings 4th International Forest and Water in a Changing Environment Conference, July 6-9, 2015, Kelowna, BC, p. 54.

Smith, R., J. Jost, R. Winkler and D. Spittlehouse. 2015. A test of selected hydrologic models for operational application in the southern interior of BC. In Proceedings 4th International Forest and Water in a Changing Environment Conference, July 6-9, 2015, Kelowna, BC, p. 119.

Spittlehouse D. and R.D. Winkler. 2015. Inter-annual variability in interception, evaporation and drainage from high elevation forest, clearcut and regenerating stands in the interior of BC. In Proceedings 4th International Forest and Water in a Changing Environment Conference, July 6-9, 2015, Kelowna, BC, p. 122.

Winkler, R., D. Spittlehouse, and S. Boon. 2015. Clearcut logging effects on water yield at Upper Penticton Creek. In Proceedings 4th International Forest and Water in a Changing Environment Conference, July 6-9, 2015, Kelowna, BC, p. 143.

Winkler, R., D. Spittlehouse, S. Boon and B. Zimonick. 2013. Forest disturbance effects on snow and water yield in interior British Columbia. In Proceedings 19th International Northern Research Basins Symposium and Workshop, S.L. Stuefer and W.R. Bolton (editors). Southcentral Alaska, USA, August 11-17, 2013, p. 201-211.

Winkler, R., S. Boon, B. Zimonick and D. Spittlehouse. 2013. Changes in forest cover and snow following mountain pine beetle attack. In Proceedings Canadian Water Resources Association, British Columbia Branch Conference: Watershed Divides and Political Boundaries: Working Together or Flowing Apart? March 5-7, 2013 Vancouver, BC, Canada, p. 43.

Winkler, R., S. Boon and D. Spittlehouse. 2012. Snow and streamflow response to logging at Upper Penticton Creek. In Proceedings 2012 Canadian Water Resources Association – Canadian Geophysical Union Conference, Earth, Wind and Water – elements of Life, Banff, Alberta, June 5-8, 2012, p. 373.

Boon, S., R. Davis, R. Winkler, J. Pomeroy and and D. Spittlehouse. 2012. Simulating the effects of pine beetle and wildfire on snow accumulation and melt in the Okanagan Region. In Proceedings 2012 Canadian Water Resources Association – Canadian Geophysical Union Conference, Earth, Wind and Water – elements of Life, Banff, Alberta, June 5-8, 2012, p. 374.

Voeckler, H. and D.M. Allen. 2008. Scale Implications for Estimating Fractured Bedrock Permeability. In Proceedings GeoEdmonton’08, Canadian Geotechnical Society-International Association of Hydrogeologists Joint Annual Conference, Edmonton, Alberta, Sept 21-24, 2008. Toth Award for Best Student Paper

Winkler, R., D. Spittlehouse, D. Allen, T. Redding, T. Giles, G. Hope, B. Heise, Y. Alila and H. Voeckler. 2008. The Upper Penticton Creek Watershed Experiment: Integrated Water Resource Research on the Okanagan Plateau. One Watershed – One Water Conference Proceedings. Kelowna, October 21-23, 2008. Article pdf (58 KB) http://www.forrex.org/program/water/PDFs/Workshops/owow/Winkler_etal2008_UPC_CWRA.pdf

Spittlehouse, D.L. 2006. Annual water balance of high elevation forests, clearcuts and regenerating sites. In: Forest and Water in a Changing Environment Conference Proceedings, August 8-10, 2006, Beijing, China, p. 118-121.

Spittlehouse, D.L. 2006. Annual water balance of high elevation forests and clearcuts. Proceedings 27th Conference on Agricultural and Forest Meteorology, 21-25 May, 2006, San Diego, CA, American Meteorological Society, Boston, MA, 2.6, 7 pp.

Winkler, R., D. Spittlehouse, Y. Alila, B Heise, T. Giles and G. Hope. 2006. The Upper Penticton Creek Watershed Experiment: a summary of research into logging effects on water resources. In: Forest and Water in a Changing Environment Conference Proceedings, August 8-10, 2006, Beijing, China, p. 47-50.

Schnorbus, M.A. and Y. Alila. 2005. Simulated streamflow response to large-scale forest harvesting in Upper Penticton Creek, British Columbia. In: Water – Our limiting resource. Procs. Canadian Water Resources Assoc. Conference, Feb. 23-25, 2005, Kelowna, B.C., pp.223-245.

Spittlehouse, D.L. and R.D. Winkler. 2004. Snowmelt in a forest and clearcut. In: Procs. 72nd Western Snow Conference, Richmond, BC, pp.33-43.

Winkler, R., D., Gluns, and D. Golding. 2004. Identifying snow indices for forest planning in southern British Columbia. In: Procs. 72nd Western Snow Conference, Richmond, BC, pp.53-61.

Winkler, R.D., D.L. Spittlehouse, B.A. Heise, T.R. Giles, and Y. Alila. 2003. The Upper Penticton Creek Watershed Experiment: A Review at Year 20. In: Water Stewardship: How Are We Managing? Procs. 56th Canadian Water Resources Assoc. Conference, June 11-13, 2003, Vancouver, B.C. pp.51-58.

Spittlehouse, D.L. and R. D. Winkler. 2002. Modelling snowmelt in a forest and clearcut. Proceedings 25th Conference on Agricultural and Forest Meteorology, 20-24 May 2002, Norfolk Virginia, American Meteorological Society, Boston, MA, pp. 121-122.

Spittlehouse, D.L. 2002. Sap flow and transpiration of old lodgepole pine trees. Proceedings 25th Conference on Agricultural and Forest Meteorology, 20-24 May 2002, Norfolk Virginia, American Meteorological Society, Boston, MA, pp. 123-124.

Winkler, R.D. 2001. Forest influences on snow – effects of harvesting and re growth: preliminary results. In: Procs. Watershed Assessment in the Southern Interior of B.C. Conf., March 9-10, 2000, Penticton, B.C., B.C. Ministry of Forests Research Program Working Paper 57, D.A.A. Toews and S. Chatwins Eds., Victoria, B.C., pp. 56-67.

Spittlehouse, D.L., T.A. Black, B. Chen, E.R. Humphreys and Z. Nesic. 2000. Comparison of 3-D sonic anemometers. Proceedings 24th Conference on Agricultural and Forest Meteorology, 14-18 August 2000, Davis, CA, American Meteorological Society, Boston, MA, pp. 127-128.

Winkler, R.D. 1999. A preliminary comparison of clearcut and forest snow accumulation and melt in south-central British Columbia. In: Confronting Uncertainty: Managing change in water resources and the environment. Procs. Canadian Water Resources Assoc. Conference, Oct. 27-29, 1999, Vancouver, B.C., pp.294-300.

Winkler, R.D. 1999. The Upper Penticton Creek Watershed Experiment: An introduction. In: Confronting Uncertainty: Managing change in water resources and the environment. Procs. Canadian Water Resources Assoc. Conference, Oct. 27-29, 1999, Vancouver, B.C., pp.313-316.

Spittlehouse, D.L. 1998. Rainfall interception in young and mature conifer forests in British Columbia. In: Proceedings 23rd. Conference on Agricultural and Forest Meteorology, 2-6 November 1998, Albuquerque, NM, American Meteorological Society, Boston, MA, pp.171-174.

Spittlehouse, D.L. and R.D. Winkler. 1996. Forest canopy effects on sample size requirements in snow accumulation and melt comparisons. In: Procs. 64th Western Snow Conference, Bend, Oregon, pp.39-46.

Winkler, R.D. and D.L. Spittlehouse. 1995. The importance of sample size in forest/clearcut snow accumulation comparisons. In: Mountain Hydrology: peaks and valleys in research and applications. Procs. Canadian Water Resources Assoc. Conference, May 16-19, 1995, Vancouver, B.C., pp.39-42.

Spittlehouse, D.L. 1995. Evaluation of the ultrasonic depth gauge for determining snow water equivalent at remote locations. Abstract of paper presented at the 29th Annual Congress of the Canadian Meteorological and Oceanographic Society, May 29-June 2, 1995, Kelowna, B.C.,Canadian Journal of Soil Science 75: 576.

Spittlehouse, D.L., R.D. Winkler and R.S. Adams. 1995. The influence of a forest canopy on snow melt. Abstract of paper presented at the 29th Annual Congress of the Canadian Meteorological and Oceanographic Society, May 29-June 2, 1995, Kelowna, B.C., Canadian Journal of Soil Science, Vol.75, p.576.

Cheng, J.D., E.D. Hetherington, and D.E. Reksten. 1988. Forest watershed studies in the southern interior of British Columbia – reflections and projections. Proceedings of the Canadian Hydrology Symposium, Canadian Research Basins – Successes, Failures and Future, May 9-11, 1988. Banff, Alberta, pp. 209-215.