Cedillo

As of September 7, 2026, Cedillo is filled to 97.7% of its total capacity, holding roughly 254 hm³ of water out of a maximum 260 hm³. At this level the reservoir is high. Of that total, about 234 hm³ is usable (live) storage.

Over the most recent week on record the fill level has risen by 2.3 percentage points, and it is 3.5 points above its level on the same date a year earlier.

Across the readings we hold for Cedillo — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 27.7% (October 8, 2019) to a high of 99.2% (July 20, 2021). On average the reservoir is fullest around May and at its lowest around October.

It is operated by CHT primarily for multiple purposes. It lies within the Tajo basin at 39.657°N, 7.523°W.