Agrio (Aznalcollar)

As of September 7, 2026, Agrio (Aznalcollar) is filled to 80.0% of its total capacity, holding roughly 16 hm³ of water out of a maximum 20 hm³. At this level the reservoir is high.

Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 35.0 points above its level on the same date a year earlier.

Across the readings we hold for Agrio (Aznalcollar) — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 30.0% (September 21, 2021) to a high of 100.0% (February 13, 2024). On average the reservoir is fullest around April and at its lowest around October.

It is operated by Guadalquivir. It lies within the Guadalquivir basin at 0.000°N, 0.000°E.