San Rafael de Navallana

As of September 7, 2026, San Rafael de Navallana is filled to 50.6% of its total capacity, holding roughly 81 hm³ of water out of a maximum 160 hm³. At this level the reservoir is within its normal operating range. Of that total, about 144 hm³ is usable (live) storage.

Over the most recent week on record the fill level has held broadly steady (-1.3 pts), and it is 8.3 points above its level on the same date a year earlier.

Across the readings we hold for San Rafael de Navallana — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 28.0% (October 22, 2019) to a high of 100.0% (March 25, 2025). On average the reservoir is fullest around April and at its lowest around October.

It is operated by CHGu primarily for multiple purposes. It lies within the Guadalquivir basin at 37.983°N, 4.628°W.