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Andalusia
NormalMulti-purpose

Bornos

Cádiz · Andalusia · Guadalete-Barbate

Capacity

200 hm³

Coordinates

36.809°N, 5.710°W

Operator

CHGB

74.5% full

Current fill

74.5%
Normal

vs 7 days ago

-1.5%

losing

vs 1 year ago

+8.5%

year-over-year

7-day trend

stable

Catchment Weather

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

Technical specifications

Total capacity200 hm³
Usable capacity180 hm³
Primary useMulti-purpose
OperatorCHGB
ProvinceCádiz
Autonomous communityAndalusia
River basinGuadalete-Barbate
Data source:embalses.net·Last reading: 2026-07-27

Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.809, -5.710 · Open in Google Maps

About Bornos

As of July 27, 2026, Bornos is filled to 74.5% of its total capacity, holding roughly 149 hm³ of water out of a maximum 200 hm³. At this level the reservoir is within its normal operating range. Of that total, about 180 hm³ is usable (live) storage.

Over the most recent week on record the fill level has held broadly steady (-1.5 pts), and it is 8.5 points above its level on the same date a year earlier.

Across the readings we hold for Bornos — 420 data points between July 17, 2018 and July 27, 2026 — the level has ranged from a low of 7.0% (September 5, 2023) to a high of 96.5% (March 17, 2026). On average the reservoir is fullest around April and at its lowest around October.

It is operated by CHGB primarily for multiple purposes. It lies within the Guadalete-Barbate basin at 36.809°N, 5.710°W.

Key facts

Current fill level
74.5%
Water stored
149 hm³
Total capacity
200 hm³
Usable capacity
180 hm³
7-day change
▼ 1.5 pts
Year-on-year
▲ 8.5 pts
Primary use
Multipurpose
River basin
Guadalete-Barbate
Operator
CHGB
Coordinates
36.809°N, 5.710°W
Last updated
July 27, 2026

Recent readings

DateFill levelVolume (hm³)
27 Jul 202674.5%149
20 Jul 202676.0%152
14 Jul 202677.0%154
7 Jul 202678.0%156
30 Jun 202679.5%159
23 Jun 202681.0%162
16 Jun 202682.5%165
9 Jun 202683.5%167
2 Jun 202684.5%169
26 May 202686.0%172
19 May 202687.5%175
12 May 202689.0%178

Frequently asked questions

What is the current water level of Bornos?

As of July 27, 2026, Bornos is at 74.5% of its capacity, holding approximately 149 hm³ of water, according to embalses.net data.

Is Bornos reservoir full?

No. As of July 27, 2026, Bornos is within its normal operating range at 74.5% of its capacity, so it is not full.

Is the water level at Bornos rising or falling?

The level at Bornos has been broadly stable over the latest week on record (-1.5 points).

How much water can Bornos hold?

Bornos has a total capacity of 200 hm³, of which about 180 hm³ is usable storage.

Where is Bornos reservoir located?

Bornos is located in Cádiz, Andalusia, Spain, within the Guadalete-Barbate basin (coordinates 36.809°N, 5.710°W).

What is Bornos used for?

Bornos is used primarily for multiple purposes, and is managed by CHGB.

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