Urumea

Coordinates: 43°19′34″N 1°58′56″W / 43.32611°N 1.98222°W / 43.32611; -1.98222
Source: Wikipedia, the free encyclopedia.
Urumea
Basque mountains
 • elevation1,136 m (3,727 ft)
Mouth 
 • location
Cantabrian Sea (Bay of Biscay)
Length59.4 km (36.9 mi)
Basin size279 km2 (108 sq mi)
Discharge 
 • average13.63 m3/s (481 cu ft/s)

The Urumea (Basque:

Atlantic basin) and is best known for being the river flowing towards the sea by the city of San Sebastian
.

Course of the river and water data

The river is 59.4 km long from its source in the Navarrese municipality of Goizueta, and 33 km of it runs through the province of Gipuzkoa. The average temperature is 13.5 °C (56.3 °F). The seasonal and year-to-year variations in water flow are less marked than in other basins of Gipuzkoa, and the natural regulation of this basin is very high.

The quality of the water is fairly good, despite a slight deterioration downstream near the mouth (moderately good condition) where the city of

Donostia
lies. However, lately, works have been done on the treatment and cleaning of water resulting in an outstanding environmental recovery.

Upstream river waves

The mouth of the Urumea river is known for its upstream river wave,[1][2] which attracts river surfers. The phenomenon looks similar to tidal bores, but it's caused by ocean swells instead of tides. Similar to tidal bores, the waves form in the ocean and travel up the river.[3]

Fauna

The current water quality allows for a stable fish fauna with five species populating the river, namely

loach and eel
.

Basin

The lower stretch of the river has wide and flat banks fit for crops and urban development, which has resulted in the most inhabited

Donostia
.

Gallery

  • The Urumea near Loyola
    The Urumea near Loyola
  • The river in 1961
    The river in 1961
  • Mouth of Urumea
    Mouth of Urumea
  • Bridge over Urumea at Ergobi
    Bridge over Urumea at Ergobi
  • River in Donostia / San Sebastian
    River in Donostia / San Sebastian


See also

References

  1. ^ "Surfing the river waves of Río Urumea". Surfer Today. 7 January 2012. Retrieved 20 May 2019.
  2. ^ Pierson, Dashel (6 April 2018). "Freshwater Froth: The World's Best River Surfing Waves". Surfline. Retrieved 20 May 2019.
  3. ^ "The rare phenomenon of upstream river waves". Surfer Today. 26 March 2019. Retrieved 20 May 2019.

43°19′34″N 1°58′56″W / 43.32611°N 1.98222°W / 43.32611; -1.98222

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