Releases / Spain

Spain weekly reservoir storage, capacity and filling, national, by use and by river basin (computed from MITECO's reservoir database) release schedule and API

MITECO (Ministerio para la Transicion Ecologica y el Reto Demografico, Spain). Source: MITECO, Boletin Hidrologico, reservoir database BD-Embalses (CC BY 4.0); totals computed by Econfeed. Licence: cc-by-4.0.

Next releases

ReleaseUTCAgency local time
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)
Reservoir storage (Boletin Hidrologico, BD-Embalses)12:00 local (UTC+01:00)

From the agency's own calendar, as of 2026-11-13. Reschedules and cancellations are in the API.

How fast it reaches the API

ReleaseMeasuredMedianFastestSlowestMissed
embalses12.7 min2.7 min2.7 min1

Time from the agency publishing to the data being on our feed, for releases caught live in the last 30 days. Every release counts, including slow ones and misses.

Get it by API

Series ids: ES.RESERVOIR.STORAGE.TOTAL.NSA, ES.RESERVOIR.FILL.TOTAL.NSA.

# pip install econfeed-client
from econfeed_client import Client

ef = Client()  # ECONFEED_API_KEY from the environment
for e in ef.calendar(days=90, source="es_miteco_embalses"):
    print(e.scheduled_at, e.release_name, e.reference_period)

# add as_of= for what was known then
page = ef.observations("ES.RESERVOIR.STORAGE.TOTAL.NSA", start="2024-01")

# pushed seconds after release
for ev in ef.stream(sources=["es_miteco_embalses"]):
    print(ev.type, ev.data.release_id)

REST: GET /v1/calendar?source=es_miteco_embalses, GET /v1/series/ES.RESERVOIR.STORAGE.TOTAL.NSA/observations. Webhooks: filter on source es_miteco_embalses.