News

2025 MATTAWA RIVER CANOE RACE A SUCCESS!

Fifty-four teams from across the province and a few from out of country participated in North Bay-Mattawa Conservation Authority’s Mattawa River Canoe Race presented by Susan Weiskopf, Senior Financial Planner - IG. Paddlers launched from Olmsted Beach, North Bay and made their way through the 64 km trek, five mandatory portages and low water levels to Mattawa Island, competing for the top spot.

Dean Brown from Hamilton and Mark Clout from Port Colborne in the Pro C2 Men’s class took the top spot in a time of 6:42:31.

Paddlers set to challenge the 64 km Mattawa River Race

Ninety-seven paddlers in 55 canoes, kayaks and stand-up paddleboards will be participating in the 64 km Mattawa River Race from Olmsted Beach, North Bay to the Mattawa Island Conservation area. An additional 15 participants will join the last 13km of the race leaving from Samuel de Champlain Provincial Park. The North Bay-Mattawa Conservation Authority’s Mattawa River Canoe Race is presented by Susan Weiskopf, Senior Financial Planner at IG.

Floodplain Mapping is Now Complete

North Bay-Mattawa Conservation Authority (NBMCA), in collaboration with the Province of Ontario, the City of North Bay, and the Municipality of Callander, has completed a comprehensive update to floodplain mapping for several key watercourses in the region.

The completed mapping includes Chippewa Creek, Parks Creek, and Jessup’s Creek within the City of North Bay, and Lansdowne Creek in the Municipality of Callander.

Flood Watch continues in Mattawa

A FLOOD WATCH remains in effect for the Mattawa River, downstream of Hurdman Dam to the Ottawa River.

“Water levels remain elevated in the lower reaches of the Mattawa River due to high flows from upstream tributaries to the Ottawa River. Flooding is expected to persist where it is already occurring ,” said Angela Mills, NBMCA Flood Duty Officer. “Water levels in the remainder of the watershed in local rivers have peaked and are near normal for this time of year.”

FLOOD WATCH – Mattawa River downstream of Hurdman Dam

A FLOOD WATCH remains in effect for the Mattawa River, downstream of Hurdman Dam to the Ottawa River. The Watershed Conditions Statement – Flood Outlook previously issued for the remainder of the North Bay–Mattawa watershed has ended.

FLOOD WATCH and Watershed Conditions Statement – Flood Outlook issued April 29, 2025

A FLOOD WATCH has been issued for the Mattawa River downstream of Hurdman Dam to the Ottawa River. The FLOOD WATCH previously issued for Chippewa Creek has ended and a Watershed Conditions Statement – Flood Outlook remains in effect for the remainder of the North Bay–Mattawa watershed, including Chippewa Creek.

FLOOD WATCH and Watershed Conditions Statement – Flood Outlook - April 25

A FLOOD WATCH has been issued for Chippewa Creek and Watershed Conditions Statement – Flood Outlook remains in effect for the remainder of the North Bay–Mattawa watershed, according to the North Bay-Mattawa Conservation Authority (NBMCA).

Watershed Conditions Statement - Flood Outlook and Water Safety

A Watershed Conditions Statement – Flood Outlook has been issued for the North Bay-Mattawa watershed and Watershed Conditions Statement – Water Safety has been issued for the Lake Nipissing Shoreline in North Bay and Callander and the lower reaches of the Mattawa River in Mattawa, according to the North Bay-Mattawa Conservation Authority (NBMCA).

Snow Survey Readings for April 15

The snow depth has decreased by 18.8 cm and snow water equivalence decreased by 55.0 mm since April 8, reports the North Bay-Mattawa Conservation Authority who measures snow depth and water content as part of its Flood Forecasting and Warning Program. 

Snow Survey Readings for April 8, 2025

The snowpack has decreased by 5.1 cm while the snow water equivalence has decreased by 21.3 mm since the previous snow survey on April 1, 2025, reports the North Bay-Mattawa Conservation Authority (NBMCA) who measures snow depth and water content as part of its Flood Forecasting and Warning Program.