La Llosa del Cavall

As of September 7, 2026, La Llosa del Cavall is filled to 81.3% of its total capacity, holding roughly 65 hm³ of water out of a maximum 80 hm³. At this level the reservoir is high. Of that total, about 72 hm³ is usable (live) storage.

Over the most recent week on record the fill level has held broadly steady (-1.2 pts), and it is 5.0 points above its level on the same date a year earlier.

Across the readings we hold for La Llosa del Cavall — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 16.3% (February 13, 2024) to a high of 100.0% (September 4, 2018). On average the reservoir is fullest around June and at its lowest around November.

It is operated by ACA primarily for multiple purposes. It lies within the Cuencas Internas de Cataluña basin at 42.104°N, 1.585°E.