Service Disruptions

Admin Centre Closed Early: October 20, 2026

Please note our Administrative Centre on Clyde Road in Cambridge will close at 3:30 p.m. on Tuesday, October 20, 2026, and will reopen for regular business hours the following day. 

Shade’s Mills Conservation Area: Trail Access Restriction

From October 26 to 30, 2026, access to the Toyota Way Trail past the pedestrian bridge at Shade’s Mills Conservation Area will be restricted while routine maintenance work is completed. Trails on the north side of the conservation area will remain open during this time. Visitors are asked to obey all posted signage and avoid the restricted area while work is underway.

Monitoring Well Installation Work: Hamilton-to-Brantford Rail Trail

Starting October 5, 2026, a contractor working on behalf of the Minister of Natural Resources will be completing monitoring well installation work at the Hamilton-to-Brantford Rail Trail. The work is expected to take up to two weeks to complete.

The trail and parking lot will remain open during this time, and no impacts to public access are anticipated. Visitors may notice contractors and equipment working in the area.

Guelph Dam access road closure: September 21–25, 2026

The access road across Guelph Dam will be closed while a crane is onsite for planned maintenance work. The closure is scheduled for September 21-25, 2026. Pedestrians and cyclists will not be able to cross the dam while the crane is onsite.

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