UnderWater Pressure
by NeimRessu
UnderWater Pressure adds a water pressure mechanic that grows stronger the deeper a player swims, and it runs on the server alone.
What it does
Pressure rises with depth, so a player who stays far below the surface for too long can die instantly. A config option controls whether the time until death is counted and shown, which makes it possible to tune or debug the mechanic. Armor, including full sets such as the turtle helmet, can be set to protect against pressure, and individual items can be configured as well.
Key features
Depth-based pressure
Pressure increases the deeper a player goes underwater, following a semi-realistic curve.
Instant death under load
Staying under high pressure too long kills the player outright, with the time limit adjustable in the config.
Armor protection
Specific armor pieces and full sets can be set to shield the wearer from pressure damage.
Gallery
Compatibility
Latest build for each game version and loader.
Only full game releases are shown. This mod publishes no snapshot builds.
How it compares
Pressurized is a Forge mod for 1.20.1 that runs on client and server under the MIT License and is open source. Advanced Water Mechanics covers Fabric and Forge for 1.20 – 1.20.1, needs both sides and is not open source.
| Mod | Loaders | Game versions | Environment | Updated |
|---|---|---|---|---|
| UnderWater Pressure | Forge | 1.20.1 | Server-side only | 2026-04-08 |
| Pressurized | Forge | 1.20.1 | Client and server | 2026-03-21 |
| Advanced Water Mechanics | Fabric and Forge | 1.20 – 1.20.1 | Client and server | 2024-04-02 |
Questions
Does UnderWater Pressure need to be installed on the client?
Is UnderWater Pressure available for other loaders?
In the catalog
UnderWater Pressure is one of 29,952 Game mechanics mods on ModsFinder, and one of 13,316 Game mechanics mods for Forge. 34,764 mods support Minecraft 1.20.1.
More from NeimRessu
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What the author says
UnderWater Pressure is a server-side mod that adds semi-realistic water pressure. The deeper a player goes underwater, the stronger the pressure becomes. Staying under high pressure for too long results in instant death. Time until death, enabling/disabling the mechanic, and debug mode are configurable via Config…
Official listing
- Modrinth page
- modrinth.com/mod/underwater-pressure
- Owner
- NeimRessu
- Published
- 2026-04-08
- Updated on Modrinth
- 2026-04-08
- Facts verified
- 2026-10-15
