North Bay-Mattawa Conservation Authority
As a community-based, non-profit environmental organization, NBMCA is dedicated to
conserving, restoring, developing and managing renewable natural resources on a watershed basis.
NBMCA is one of 36 Conservation Authorities who are members of Conservation Ontario.
Be a Steward!
Prevent Erosion and Runoff!
Planting trees and shrubs along the shoreline or stream bank at your home, farm or cottage is one of the ways you can help protect and preserve water quality.
Permits
Development and On-site Sewage
Permits are one tool for balancing human needs with the needs
of the natural environment, protecting people and property
from natural hazards.
Science
Integrated Watershed Management
From water quality monitoring and flood forecasting to drinking water source protection, NBMCA uses science to make watershed management decisions.
Get Outside!
Trails & Events
Looking to hike, bike, or ski?
Paddle a historic canoe route?
Explore our natural heritage?
Take part in an environmental festival or special event?
News
NBMCA Delivers Essential Service During Stay-at-Home Order
During the Provincial Emergency and Stay-at-Home Order issued by the province on April 8, 2021, the North Bay-Mattawa Conservation Authority will continue to deliver programs that have been deemed an “Essential Business/Service” by the Ontario/Canadian government.
MoreNBMCA Issues Flood Outlook
A wave of thunderstorms are forecast by Environment Canada to bring 30-50mm of rain, possibly more in some areas, this evening and overnight adding to watercourses that are already at or above normal for this time of year. These conditions have prompted the North Bay-Mattawa Conservation Authority to issue a Watershed Conditions Statement – Flood Outlook for the watershed.
MoreFlood Outlook Upgraded to Flood Watch for Chippewa Creek
The Flood Outlook Statement issued this afternoon by the North Bay-Mattawa Conservation Authority has been upgraded to a Flood Watch for Chippewa Creek due to significant rainfall. The Flood Outlook statement remains in effect for the remainder of the watershed.
MoreNBMCA Issues Flood Warning for Chippewa Creek
Significant local rainfall amounts have been received around the City of North Bay due to the ongoing thunderstorms in the area, prompting the North Bay-Mattawa Conservation Authority to issue a Flood Warning for Chippewa Creek and a Water Safety Statement for the remainder of the watershed.
MoreFlood Outlook Statement Issued
Although local watercourses within NBMCA’s jurisdiction are at or below average for this time of year, Environment Canada’s warnings of 25 to 50 mm of rain this evening and an additional 25 mm Thursday is prompting the North Bay-Mattawa Conservation Authority to issue a Watershed Conditions Statement – Flood Outlook for the watershed.
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