Lom Kosov (TILOS / diving officially prohibited)
Diving is officially prohibited here, according to the dive database entry. It is a small flooded quarry about 50 x 20 m with very clear blue water, at most about 6 m deep, known for limestone and slate walls with Barrandian fossils. The entry says people dive and swim anyway, but this is without permission and without weekend supervision, so it is listed for information only.
Facts
- Region: Czechia – Bohemia: Quarries & Lakes
- Area: Central Bohemia & Prague
- Depth: 0–6 m
- Level: beginner
- Current: low
- Type: lake
- Coordinates: 49.93808, 14.05175 (approximate)
- Highlights: small flooded limestone quarry about 50 x 20 m, blue water, visibility up to 8-10 m, newts, tadpoles, small fish, Barrandian fossils in the walls
- Permit: Officially prohibited; only with the owner's explicit permission.
- Closed / banned site: True
- Unverified: Prohibition is stated by a dive-database entry (last changed 2017); no official source fetched.
- Tips: Diving and swimming are officially prohibited; access from the gate is about 700 m on a rough dirt road, gates open on weekdays only. Do not dive without the owner's permission.