Service Disruptions

Temporary Closure: Elora Cataract Rail Trail

The Elora Cataract Rail Trail will be temporarily closed beginning Monday, August 31, 2026, to allow for trail maintenance work. The closure is expected to remain in place until Thursday, September 3, 2026. Visitors are asked to avoid the trail during this time.

Notice of Herbicide Use at Luther Marsh Wildlife Management Area.

On Wednesday, August 26 a contractor is applying herbicide to scattered patches of Phragmites found adjacent to the Luther Marsh Reservoir and on surrounding lands. The risk of exposure to visitors is very low. Luther Marsh will remain open for recreational use. Visitors should avoid Phragmites stands (6+ foot tall, dense grass patches) on the application day, or if concerned, wait 48 hours after the application date before visiting. 

Phragmites is a non-native invasive grass that destroys habitat for birds, turtles and other wildlife. The GRCA is attempting to control Phragmites at Luther Marsh prior to it having significant impacts on wildlife habitat and other significant ecological values found at Luther.

Temporary Closure: Luther Marsh Wildlife Management Area (southwest)

Starting Wednesday August 12, 2026, the southwest portion of Luther Marsh Wildlife Management Area will be closed to the public to allow for plantation management operations to resume. This closure is expected to last until September 15, 2026. Signs will be posted along the roadways entering the area to inform the public. For maps or to learn more, please visit: www.grandriver.ca/CurrentForestProjects

Laurel Creek Nature Centre - Access disruption

The City of Waterloo is undertaking the reconstruction of Beaver Creek Road and Conservation Drive, that may create access disruptions at the Laurel Creek Nature Centre driveway. Learn more on the City of Waterloo website.

Pinehurst Lake Conservation Area - Construction detour and access disruption: 2025-2028

The County of Brant is undertaking a multi-year road construction project that will create detours and access disruptions to Pinehurst Lake Conservation Area. Learn more on the County of Brant website.

Ongoing closure: Mill Ruins at Rockwood Conservation Area closed

The ruins of the Harris & Co. Rockwood Woolen Mill remain closed due to potential safety concerns.

Contact Us

Grand River Conservation Authority
400 Clyde Road, PO Box 729
Cambridge, ON
N1R 5W6
Phone: 519-621-2761
Toll Free: 1-866-900-4722
grca@grandriver.ca