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Canning altitude adjustments in Louisiana
Louisiana's featured towns sit about 0 to 170 ft — all inside the 0–1,000 ft band, so every tested recipe applies exactly as printed, in any kitchen in the table below.
The lay of the land
Louisiana may be the flattest canning geography in the country: New Orleans reads sea level, and even Shreveport, far upstate on the Red River, only reaches about 170 ft. Every featured kitchen in the state runs tested recipes exactly as published. This is one place where "I'm basically at sea level" is simply the truth.
In canning terms it's simple ground: every featured town shares the 0–1,000 ft row — water-bath times as written, 10 lb on a weighted gauge, 11 lb on a dial. The table below is short on drama, which is exactly what a canner wants.
| Town | Elevation | Water bath | Dial gauge | Weighted gauge |
|---|---|---|---|---|
| New Orleans | about 0 ft | as written | 11 lb | 10 lb |
| Baton Rouge | about 70 ft | as written | 11 lb | 10 lb |
| Shreveport | about 170 ft | as written | 11 lb | 10 lb |
Town not in the table? The altitude lookup takes any Louisiana ZIP or town and hands back the full card — elevation, minutes, and pressures in one look. Recipe already in hand? The processing time adjuster does the arithmetic on your minutes.
Frequently asked questions
Do I need to adjust canning recipes anywhere in Louisiana?
Not in any of the towns featured here. Everything from New Orleans to Shreveport sits inside the 0–1,000 ft band — the elevation range tested recipes are written for — so water-bath times apply exactly as printed. If your own town sits above that band, it plays by different rules; the altitude lookup will say so.
What pressure does a canner run at in Louisiana?
For every town in the table: 10 lb on a weighted gauge, 11 lb on a dial gauge — the tested base settings, with no correction applied and the recipe's minutes unchanged.
When would altitude ever matter in Louisiana?
The moment a kitchen sits above the 0–1,000 ft band. None of the featured towns reach it, but a cabin, a move, or a friend's place in higher country will — check the spot rather than assume the state.