TSW Releases Drawdown Forecast July 27th 2026
Summer continues as does the annual draw down. Lakes continue to follow close to the average line and there is nothing exceptional expected at this time.
July 27th Drawdown Forecast Now Available Read More »
TSW Releases Drawdown Forecast July 20th 2026
Draw Downs continue as lakes are all getting to their average lines for this time of year. We aren’t expecting anything out of the ordinary at this time.
July 20th Drawdown Forecast Now Available Read More »
TSW Releases Drawdown Forecast July 13th 2026
The second forecast for 2026 is now available. With most lakes trending just a little over the average line expect to see normal losses for this time of year. Check your [LIVE LAKE LEVELS] with the forecast numbers to see where you might be ending up.
July 13th Drawdown Forecast Now Available Read More »
TSW Releases Drawdown Forecast July 6th 2026
The Drawdown Season has officially begun! After a crazy spring with too much water; as we enter our regular drawdown season, we find our lakes to be at or near where they should be at this time of year. Now that we are in drawdown, regular releases will be […]
July 6th Drawdown Forecast Now Available Read More »
As we all start to breath again while the weather gives us a bit of a break, there is a lot of work now being done behind the scenes to balance the system back to where it should be. There is still a lot of water being held in the upper reservoirs and dam operations […]
Trent-Severn Waterway – Water Level Management Update – April 23, 2026 Read More »
From CEWF —
This update was posted by TSW on March 12th. We apologies for the slight delay in forwarding this out.
As stated in our previous post and in this update there is active dam work through out the system and lake levels are starting to come up, many with ice still in. Please remember to […]
Trent-Severn Waterway – Water Level Management Update – March 12, 2026 Read More »
Trent-Severn Waterway – Water Level Management Update – December 30, 2025
Parks Canada’s water management team continues to actively monitor water levels, flows, and weather forecasts across the Trent-Severn Waterway National Historic Site. These factors are used to determine dam operations on a daily basis.
Parks Canada maintains the Ontario Waterways Water Management InfoNet on the Trent-Severn […]
Trent-Severn Waterway – Water Level Management Update – December 30, 2025 Read More »
The TSW has issued this advisory for the navigation channels and not necessarily the reservoir lakes. All the dams are at their winter set levels and there is no indication that that is going to change. Having said this with little to no rain there will continue to be water loss and lower than normal […]
LOW WATER LEVEL ADVISORY Read More »
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TSW Releases Drawdown Forecast September 29 2025
TSW has posted their final drawdown forecast for the year. The log setting at all reservoir dams will be at winter set level in the next few days and many are already at winter set. The goal is to reach minimum levels by Oct 15 […]
September 29th Drawdown Forecast Now Available Read More »
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TSW Releases Drawdown Forecast September 21 2025
Conditions remain very dry. TSW continues all efforts to minimize impacts, but per the latest 2-week drawdown forecast.
There will be many lakes that will be significantly below their average annual minimum water levels by early October.
It will be important to assess one’s individual impacts and […]
September 21st Drawdown Forecast Now Available Read More »
