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CriticalMulti-purpose

Terroba

Rioja · Ebro

Capacity

8 hm³

Coordinates

42.266°N, 2.431°W

Operator

CHE

12.5% full

Current fill

12.5%
Critical

vs 13 Oct 2026

0.0 pp

stable

vs 1 year ago

0.0 pp

year-over-year

Trend

→

stable

Drought context

Storage vs October average

100%of normal

12.5% full on 2026-10-19, against an average of 12.5% for October across 7 years of readings (0.0 points).

Rain over the last three months · 11 October 2026

Near normal

In the three months to 11 October 2026 the area around Terroba had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −0.88). Rain, not storage.

EU drought indicator · 11 October 2026

Noneno drought signal

The European Drought Observatory's combined reading of rain, soil moisture and vegetation at this point. Watch means rain has been short, Warning that the soil has dried out, Alert that vegetation is visibly stressed; Recovery means the shortfall is easing. Ground conditions, not the reservoir's storage. Spain drought figures →

Catchment Weather

Past 30 days + 14-day forecast · Open-Meteo

Technical specifications

Total capacity8 hm³
Primary useMulti-purpose
OperatorCHE
RegionRioja
River basinEbro
Data source:embalses.net·Last reading: 2026-10-19

Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.266°N, 2.431°W · Open in Google Maps

About Terroba

As of October 19, 2026, Terroba is filled to 12.5% of its total capacity, holding 1 hm³ of water out of a maximum 8 hm³. At this level the reservoir is critically low.

Since October 13, 2026 the fill level has held broadly steady (+0.0 pp), and it sits close to where it was a year earlier.

Across the readings we hold for Terroba — 316 data points between October 6, 2020 and October 19, 2026 — the level has ranged from a low of 12.5% (October 6, 2020) to a high of 25.0% (August 9, 2022). On average the reservoir is fullest around August and at its lowest around January.

It is operated by CHE primarily for multiple purposes. It lies within the Ebro basin at 42.266°N, 2.431°W.

Key facts

Current fill level
12.5% of total capacity
Water stored
1 hm³
Total capacity
8 hm³
Change since October 13, 2026
No change
Year-on-year
No change
Primary use
Multipurpose
River basin
Ebro
Operator
CHE
Coordinates
42.266°N, 2.431°W
Last updated
October 19, 2026

Recent readings

DateFill levelVolume (hm³)
19 Oct 202612.5%1
13 Oct 202612.5%1
6 Oct 202612.5%1
29 Sep 202612.5%1
22 Sep 202612.5%1
15 Sep 202612.5%1
8 Sep 202612.5%1
1 Sep 202612.5%1
25 Aug 202612.5%1
18 Aug 202612.5%1
11 Aug 202612.5%1
4 Aug 202612.5%1

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