VERTCRS["CGVD28(HTv2.0) height", VDATUM["Canadian Geodetic Vertical Datum of 1928 (Height Transformation version 2.0)", ANCHOREPOCH[1997]], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Derivation of approximate gravity-related heights from GNSS observations."], AREA["Canada - onshore and offshore between 41°N and 84°N and west of 48°W - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon."], BBOX[41,-141.01,84,-48]], ID["EPSG",10588]]