About

An app that puts your ground on the 70-meter map

Sea Level tells you two things: how high the ground under you really is, and how deep it would sit under a 70-meter sea-level rise. Small, local and private.

Randolph Tavenner

Developer and author

Randolph Tavenner is the author behind Sea Level. He writes about how elevation is computed, where the numbers come from, and why the app stays small and private. Questions land in a real inbox and get a real answer.

5 posts