Grand River Conservation Authority (@grandriverca) header
Grand River Conservation Authority (@grandriverca) profile picture

The Grand River Conservation Authority manages water & other natural resources on behalf of 38 municipalities. Monitored Monday - Friday, 8:30am - 4:30pm.

Ontario, Canada
Joined April 2009
Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)Photo by Grand River Conservation Authority (@grandriverca)
We’re bringing GRCA updates together in one place on X. From Dec. 21, this will be the single official GRCA account on X for flood information, conservation area updates and closures. If you currently follow @grca_flood_msg or @grandriverparks, you’ll find those updates here.
2
144
GRCA has grants available to help put agricultural best management practices (BMPs) into action! BMPs like cover crops and crop nutrient plans protect water quality and support the long-term productivity of your land. youtu.be/fSYS3_uJsHk #OntAg #SoilHealth
1
174
Frozen ground cannot absorb water, so snowmelt runs straight off and carries soil with it. Grassed waterways and sediment control basins hold it on the field. Both eligible for cost-share: grandriver.ca/ruralwater #OntAg #SoilHealth
136
Own more than one hectare (2.5 acres)? Thinking trees for spring 2027? Our Forestry Specialists visit, plan, find grants and arrange the planting. The earlier the conversation, the smoother the spring: grandriver.ca/tree-planting #TreeTuesday
2
2
140
A weekday visit in late October is worth planning for. Easy parking, quieter trails and colour still hanging on in places. Our year-round conservation areas are open. Check hours before heading out: grandriver.ca/activitystatus #GRCA #ExploreGRCA
104
Tree orders for spring 2027 are now open! If you live in the Grand River watershed, have more than 1 hectare of land and plan to do the planting yourself, you can order trees and shrubs now through the end of March. See the full list and order online: grandriver.ca/our-watershed/…
1
1
129
Oct. 24 is the International Day of Climate Action. In the Grand River watershed, planting trees is one way to take action close to home. There are four ways to get involved with GRCA tree planting. Learn more: grandriver.ca/tree-planting #GRCA
102
Hey #OntAg! Looking to boost your farm’s productivity while protecting the environment? Funding is available to improve #SoilHealth and protect water quality. Contact us to find out more: grandriver.ca/landowner-gran…  To watch the full video, please visit: youtu.be/fSYS3_uJsHk
1
1
114
#WorldEarthwormDay celebrates one of nature's hardest workers. Earthworms help improve soil health by breaking down organic material, recycling nutrients and creating pathways that allow air and water to move through the ground.
1
113
Today is World Reptile Day. Turtles and snakes help keep our natural world healthy, and the rivers, wetlands and natural areas we care for give them a welcoming home. Keep an eye out, and give them space. Learn more: grandriver.ca/our-watershed/… #GRCA
1
2
118
Freshwater mussels are quiet indicators of stream health. Several species in the Grand River watershed are at risk, including the wavy-rayed lampmussel: grandriver.ca/ruralwater #WildlifeWednesday #SpeciesAtRisk
3
3
146
Planted cover crops this season? We have got you covered! A few different programs provide incentives, and the right one depends on your operation and your location. Connect with us and we will help you find the fit. Llearn more: grandriver.ca/landowner-gran… #OntAg #CoverCrops
2
134
Six conservation areas are open year-round: Belwood Lake, Guelph Lake, Laurel Creek, Pinehurst Lake, Rockwood and Shade’s Mills. Hours and services change with the season, so check before you visit: grandriver.ca/activitystatus #GRCA
4
182
Treed buffers improve fish habitat, hold streambanks and reduce erosion. Now is the time to plan a tree planting project for spring 2027. We help with planning and grants: grandriver.ca/tree-planting #SpeciesAtRisk #OntAg
1
2
127
Six conservation areas are open year-round: Belwood Lake, Guelph Lake, Laurel Creek, Pinehurst Lake, Rockwood and Shade’s Mills. Closed until spring: Brant, Byng Island, Conestogo Lake, Elora Gorge and Elora Quarry. Always check before visiting: grandriver.ca/activitystatus #GRCA
3
166
Before heading out to enjoy our conservation areas and trails, be sure to check our activity status page to learn what conservation areas and activities are open. grandriver.ca/outdoor-recrea…
2
127
Today marks 72 years since Hurricane Hazel brought devastating flooding to southern Ontario. The lessons learned shaped many of the flood control structures and communication systems we rely on today. Learn more: grandriver.ca/flooding #HurricaneHazel #GRCA
132
Update: A second suspected blue-green algae bloom has been observed upstream of the Wellington Rd 26 bridge in the Belwood Lake reservoir. Previous notices at Belwood Lake, Guelph Lake and Shade’s Mills remain in effect. Learn more: grandriver.ca/news/posts/upd…
2
1
273
Peak colour is here and the window is short. Reds, oranges and gold across the watershed, best in the late afternoon light. Find a conservation area: grandriver.ca/activitystatus #GrandFallColours #GRCA
1
5
121
The 2026 camping season closes today. All sites are closed for camping, seasonal and overnight. Brant, Byng Island, Conestogo Lake, Elora Gorge and Elora Quarry Conservation Areas are closed for the year. Six stay open: grandriver.ca/activitystatus #GRCA #ExploreGRCA
2
112