Autonomous Community · Spain
Aragon
49.8% average fill
Reservoirs
33
Volume stored
2,245 hm³
Total capacity
4,504 hm³
Critical
4
Low level
6
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Reservoirs
3 provincesHuesca
19 reservoirs · avg 42.5% · 3 criticalBarasona
Huesca
Fill level
32.9%
28 hm³
/ 85 cap.
Baserca
Huesca
Fill level
77.3%
17 hm³
/ 22 cap.
Búbal
Huesca
Fill level
6.4%
4 hm³
/ 63 cap.
Canelles
Huesca
Fill level
51.4%
349 hm³
/ 679 cap.
Escales
Huesca
Fill level
87.5%
133 hm³
/ 152 cap.
El Grado
Huesca
Fill level
62.8%
251 hm³
/ 400 cap.
Lanuza
Huesca
Fill level
47.1%
8 hm³
/ 17 cap.
Llauset
Huesca
Fill level
52.9%
9 hm³
/ 17 cap.
Mediano
Huesca
Fill level
14.7%
64 hm³
/ 435 cap.
Montearagón
Huesca
Fill level
50.0%
26 hm³
/ 52 cap.
La peña
Huesca
Fill level
53.3%
8 hm³
/ 15 cap.
San Salvador
Huesca
Fill level
43.8%
60 hm³
/ 137 cap.
Santa Ana
Huesca
Fill level
51.5%
122 hm³
/ 237 cap.
Sistema Aguas Limpias
Huesca
Fill level
33.3%
6 hm³
/ 18 cap.
Sistema Alto Caldarés
Huesca
Fill level
22.2%
4 hm³
/ 18 cap.
Sistema Escarra
Huesca
Fill level
20.0%
1 hm³
/ 5 cap.
Urdiceto
Huesca
Fill level
40.0%
2 hm³
/ 5 cap.
Vadiello
Huesca
Fill level
43.8%
7 hm³
/ 16 cap.
Valdepatao
Huesca
Fill level
16.7%
1 hm³
/ 6 cap.
Zaragoza
9 reservoirs · avg 49.4% · 1 criticalLaverne
Zaragoza
Fill level
18.4%
7 hm³
/ 38 cap.
Maidevera
Zaragoza
Fill level
75.0%
15 hm³
/ 20 cap.
Mequinenza
Zaragoza
Fill level
63.0%
865 hm³
/ 1,373 cap.
Moneva
Zaragoza
Fill level
62.5%
5 hm³
/ 8 cap.
San Bartolomé
Zaragoza
Fill level
66.7%
4 hm³
/ 6 cap.
Las Torcas
Zaragoza
Fill level
28.6%
2 hm³
/ 7 cap.
La Tranquera
Zaragoza
Fill level
45.1%
37 hm³
/ 82 cap.
El Val
Zaragoza
Fill level
58.3%
14 hm³
/ 24 cap.
Yesa
Zaragoza
Fill level
27.1%
121 hm³
/ 447 cap.
Teruel
5 reservoirs · avg 61.3%Calanda
Teruel
Fill level
55.6%
30 hm³
/ 54 cap.
Cueva Foradada
Teruel
Fill level
72.7%
16 hm³
/ 22 cap.
Peña
Teruel
Fill level
66.7%
12 hm³
/ 18 cap.
Santolea
Teruel
Fill level
40.0%
2 hm³
/ 5 cap.
Arquillo de San Blas
Teruel
Fill level
71.4%
15 hm³
/ 21 cap.
About reservoirs in Aragon
As of September 7, 2026, the reservoirs we track across Aragon that report live levels hold roughly 2,245 hm³ of water — about 49.8% of their combined capacity. Taken together, Aragon's reservoirs are within their normal operating range.
Across the region, 4 reservoirs are at critically low levels and 6 are low. Escales is the fullest at 87.5%, while Búbal is the lowest at 6.4%.
Over the most recent week on record, 2 reservoirs rose and 15 reservoirs fell across Aragon.
Storage figures for Aragon come from MITECO; the most recent reading is from September 7, 2026. Each reservoir below links to its own page with full history and seasonal context.
Aragon at a glance
- Reservoirs tracked
- 33
- Average fill
- 49.8%
- Water stored
- 2,245 hm³
- Combined capacity
- 4,504 hm³
- At critically low levels
- 4
- Fullest
- Escales (87.5%)
- Lowest
- Búbal (6.4%)
- Last updated
- September 7, 2026