Adopted NAD83(CSRS) Epochs

This table presents the reference epochs currently adopted by provincial and territorial geodetic agencies in Canada. Please note that an adopted epoch does not necessarily imply that all geospatial datasets produced or distributed by a given jurisdiction are aligned to that epoch. For information on the specific epoch used for a provincial or territorial dataset, consult the dataset’s metadata or contact the geomatics services of the relevant jurisdiction.

NAD83(CSRS) adopted epochs for Canada’s provincial geodetic agencies
Province Epoch
British Columbia (Mainland) 2002
British Columbia (Vancouver Island) 1997
Alberta 2010
Saskatchewan 1997
Manitoba 2010
Ontario 2010
Quebec 1997
New Brunswick 1997
Prince Edward Island 2010
Nova Scotia 2010
Newfoundland and Labrador 2010
Nunavut 2010
Northwest Territories 2010
Yukon 2002

Contact information for provincial geodetic agencies can be found here.