Canning times, adjusted for your altitude.

Canadian kitchens span sea level (Halifax) to over 1,000 m (Calgary, Kelowna). Processing times must change with altitude — that's the whole calculator.

Food Choose… Tomatoes, crushed (with bottled lemon juice)Strawberry jamDill pickles (cucumber, fresh-pack)Green beans (low-acid — pressure canning ONLY)Beef stew (low-acid — pressure canning ONLY)

Jar size (Bernardin) Choose… 125mL250mL500mL1L

Your altitude Choose… 0 – 305 m (sea level – 1,000 ft)305 – 610 m (1,000 – 2,000 ft)610 – 1,220 m (2,000 – 4,000 ft)1,220 m+ (4,000 ft+) — Calgary, Banff area Altitude bands follow Bernardin/Health Canada metric brackets (rounded). If you are between bands, use the higher band.

Sources

• Bernardin Complete Book of Home Preserving (2020)
• Health Canada — Home Food Preservation