Trent Severn Waterway Water Management Study
Total Page:16
File Type:pdf, Size:1020Kb
Trent Severn Waterway Water Management Study Evaluation of the Current Approach to Water Management Parks Parcs Canada Canada Water Parks Canada Trent Severn Waterway: Water Management Study Evaluation of the Current Approach to Water Management Prepared by: AECOM 50 Sportsworld Crossing Road, Suite 290 519.650.5313 tel Kitchener, ON, Canada N2P 0A4 519.650.3424 fax www.aecom.com Project Number: 60150039 Date: June, 2011 AECOM Parks Canada Trent Severn Waterway: Water Management Study Evaluation of the Current Approach to Water Management Statement of Qualifications and Limitations The attached Report (the “Report”) has been prepared by AECOM Canada Ltd. (“Consultant”) for the benefit of the client (“Client”) in accordance with the agreement between Consultant and Client, including the scope of work detailed therein (the “Agreement”). The information, data, recommendations and conclusions contained in the Report (collectively, the “Information”): is subject to the scope, schedule, and other constraints and limitations in the Agreement and the qualifications contained in the Report (the “Limitations”) represents Consultant‟s professional judgement in light of the Limitations and industry standards for the preparation of similar reports may be based on information provided to Consultant which has not been independently verified has not been updated since the date of issuance of the Report and its accuracy is limited to the time period and circumstances in which it was collected, processed, made or issued must be read as a whole and sections thereof should not be read out of such context was prepared for the specific purposes described in the Report and the Agreement in the case of subsurface, environmental or geotechnical conditions, may be based on limited testing and on the assumption that such conditions are uniform and not variable either geographically or over time Consultant shall be entitled to rely upon the accuracy and completeness of information that was provided to it and has no obligation to update such information. Consultant accepts no responsibility for any events or circumstances that may have occurred since the date on which the Report was prepared and, in the case of subsurface, environmental or geotechnical conditions, is not responsible for any variability in such conditions, geographically or over time. Consultant agrees that the Report represents its professional judgement as described above and that the Information has been prepared for the specific purpose and use described in the Report and the Agreement, but Consultant makes no other representations, or any guarantees or warranties whatsoever, whether express or implied, with respect to the Report, the Information or any part thereof. The Report is to be treated as confidential and may not be used or relied upon by third parties, except: as agreed in writing by Consultant and Client as required by law for use by governmental reviewing agencies Consultant accepts no responsibility, and denies any liability whatsoever, to parties other than Client who may obtain access to the Report or the Information for any injury, loss or damage suffered by such parties arising from their use of, reliance upon, or decisions or actions based on the Report or any of the Information (“improper use of the Report”), except to the extent those parties have obtained the prior written consent of Consultant to use and rely upon the Report and the Information. Any damages arising from improper use of the Report or parts thereof shall be borne by the party making such use. This Statement of Qualifications and Limitations is attached to and forms part of the Report and any use of the Report is subject to the terms hereof. AECOM 50 Sportsworld Crossing Road, Suite 290 519.650.5313 tel Kitchener, ON, Canada N2P 0A4 519.650.3424 fax www.aecom.com June 30, 2011 Roger Stanley Director of Operations (Acting) – Trent Severn Waterway Parks Canada P.O. Box 567 Peterborough, Ontario, K9J 6Z6 Dear Mr. Stanley: Project No: 60150039 Regarding: Trent Severn Waterway: Water Management Study Evaluation of the Current Approach to Water Management We are pleased to submit ten (10) hard copies and a digital copy of the final version of the Evaluation of the Current Approach to Water Management. If you have any questions regarding this submittal, please contact the undersigned at (519) 650-8696. Sincerely, AECOM Canada Ltd. Jeff Prince, P.Eng. Senior Project Manager, Water [email protected] JP:jp Encl. AECOM Parks Canada Trent Severn Waterway: Water Management Study Evaluation of the Current Approach to Water Management Revision Log Revision # Revised By Date Issue / Revision Description 1 AD, GAW, DCA, JP 13-May-2011 Draft Report 2 GAW, DCA, JP 30-June-2011 Final Report AECOM Signatures Report Prepared By: Annie Dumas, Eng. Senior Hydrology Engineer Report Prepared By: Gordon Wichert, Ph.D. Senior Ecologist (SLR Consulting) Report Prepared By: David C. Arseneau, P.Eng. Water Resources Engineer Report Reviewed By: Jeff Prince, P.Eng. Senior Project Manager, Water AECOM Parks Canada Trent Severn Waterway: Water Management Study Evaluation of the Current Approach to Water Management Table of Contents Statement of Qualifications and Limitations Letter of Transmittal page 1. Introduction and Background ..................................................................................................... 1 1.1 Study Objectives and Rationale .......................................................................................................... 1 1.2 The Trent Severn Waterway ................................................................................................................ 2 1.3 Goals and Objectives of the Trent Severn Waterway ......................................................................... 4 1.4 Introduction to the Water Management Process ................................................................................. 5 1.5 Document Map .................................................................................................................................... 7 2. Assessment of Current Climate .................................................................................................. 8 2.1 Climatological Data .............................................................................................................................. 8 2.1.1 Selection of Representative Climate Stations ........................................................................ 8 2.1.2 Climate Normals for the Three Regions ................................................................................. 9 2.1.3 Summary of Climate Data .................................................................................................... 10 2.1.3.1 Haliburton Reservoir Lakes Region.................................................................... 10 2.1.3.2 Kawartha Lakes / Otonabee River Sub-Watershed Region ............................... 10 2.1.3.3 Rice Lake / Lower Trent River Sub-Watershed Region ..................................... 10 2.2 Analysis of Climate Data and Past Climate Trends ........................................................................... 11 2.3 Summary of Past Climate Trends ...................................................................................................... 13 3. Future Climate Trends ............................................................................................................... 14 3.1 Climate Variability and Climate Change in Canada .......................................................................... 14 3.1.1 Climate Change in Guidelines and Literature ....................................................................... 14 3.1.2 Climate Change in the Engineering Community .................................................................. 14 3.1.2.1 Public Infrastructure Engineering Vulnerability Committee (PIEVC) .................. 14 3.1.2.2 PIEVC Engineering Protocol for Climate Change .............................................. 15 3.1.2.3 Environment Canada .......................................................................................... 15 3.2 Analysis of Climate Change for the Trent Severn Waterway ............................................................ 15 3.2.1 Methodology ......................................................................................................................... 16 3.2.2 Results .................................................................................................................................. 16 3.3 Conclusions on the Climate Change Analysis ................................................................................... 18 4. Assessment of the Impacts of Climate Change ....................................................................... 19 4.1 Methodology ...................................................................................................................................... 19 4.2 Development of Downscaled Sets of Precipitations and Temperatures ........................................... 19 4.3 Estimation of Future Runoff ............................................................................................................... 21 4.4 Climate Change Impacts of Future Runoff ........................................................................................ 23 4.5 Summary of Future Runoff Flows Trends .......................................................................................... 26 4.6 Possible