La Baells

As of September 7, 2026, La Baells is filled to 76.2% of its total capacity, holding roughly 83 hm³ of water out of a maximum 109 hm³. At this level the reservoir is within its normal operating range. Of that total, about 98 hm³ is usable (live) storage.

Over the most recent week on record the fill level has fallen by 1.8 percentage points, and it is 9.1 points below its level on the same date a year earlier.

Across the readings we hold for La Baells — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 19.3% (March 5, 2024) to a high of 99.1% (January 28, 2020). On average the reservoir is fullest around June and at its lowest around October.

It is operated by ACA primarily for multiple purposes. It lies within the Cuencas Internas de Cataluña basin at 42.134°N, 1.876°E.