Spain's reservoirs at a glance, on your phone

MITECO's weekly data in one clear dashboard: current status, history, and comparisons — even offline.

PantanOS showing the home screen with Spain's featured reservoirs

How it works

Three steps, zero spreadsheets.

1

Browse by area

From Spain to basin, region, province, or a single reservoir.

2

See the status

Volume, fill level, week-over-week change and historical percentile for each reservoir.

3

Keep your favourites

Track the reservoirs that matter, even offline, with the latest downloaded data.

Why PantanOS

Built for anyone who wants to understand — and enjoy — Spain's public water data.

Works offline

The latest data travels with you. No signal? Still got reservoirs.

History & comparisons

Trend charts, current year vs. previous, and 10-year averages.

Favourites

Star the reservoirs you care about and check their status at a glance.

Official data, modern UI

Straight from MITECO's Weekly Hydrological Bulletin — no PDFs, no legacy viewers.

Ready to follow Spain's water?

Get it on Google Play