1. Mississagua Lake Levels To June 20, 2017 & The New Mississagua Dam
Presentation to the Cavendish Community Ratepayers’ Association Inc. – CCRAI
June 24, 2017
Ted Spence – CEWF Chair, CCRAI Board member, and Professor Emeritus in Environmental Studies, York U
cewf.ca

2. Mississagua Lake Levels 2016 Outstanding water management with extreme drought May to Mid-August

3. 2016-2017 Winter/Spring Precipitation Haliburton
Month
Ppte Total
mms
Rain mms
Snow cms
Normal Monthly Total mms
Actual as % of Normal
2016 Nov. 53 42 10
116
46%
2016 Dec.
153 19
134 87
176%
2017 Jan. 82 29
100
82%
2017 Feb. 45 55 73
137%
2017 March 83 69 14 75
111%
2017 April
144
131 13
192%
2018 May
175.6
174.6 1 93
189% 3 3

4. Trent Basin Precipitation Totals April 30 to May 6, 2017
Rainfall Totals April 30 to May 6, 2017
Haliburton April 30 to May 6
130 mm
5 inches
Peterborough April 30 to May 6
117 mm
4.6 inches
Trenton April 30 to May 6
164 mm
6.5 inches 4 4

5. Kennisis Lake 2017

6. Minden Wednesday May 10, 2017 (Source: The Highlander)

7. Mississagua Levels to June 21, 2017

8. Cewf.ca Links to TSW and CEWF News, TSW Water Levels, and Water Level Forecasts

9. Mississagua Dam Replacement June 15 2017

10. Site April 2017

11. Winter 2017

12. Winter 2017

13. Winter 2017

14. April 2017 East Spillway

15. East Spillway in Operation April 30

16. Construction on West and Centre Spillways May/June 2017

17. Mississagua Dam June 15, 2017

18. Mississagua Dam June 15, 2017

19. Next Steps
Completion of the Centre and Western Spillways and west side weir.
Construction of new deck across all three spillways (June/July 2017)
Project Substantial Completion in early fall.
Site demobilization in fall.
Repairs to side weir possibly delayed until winter 2017/18

20. Questions and Discussion