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Paraná Surge Pushes Santa Fe Close to Evacuation

Heavy October rains plus large releases from Itaipú and Yacyretá are raising forecasts that the river will exceed evacuation levels and prolong flooding into late November.

Overview

  • Citing official readings, the Prefectura Naval reported the Paraná at the port of Santa Fe reached 5.60 meters late on Friday, Nov. 13, which is above the 5.30 m alert and 10 cm below the 5.70 m evacuation mark.
  • The Instituto Nacional del Agua links the crest to October rains in the upper basin and to regulated discharges from Yacyretá (about 28,000 m3/s) and Itaipú (about 17,000 m3/s), and its forecasts show further rises through late November.
  • Municipal and provincial authorities have moved people and livestock to safety: 202 people (62 families) are sheltered in Alto Verde, the Ejército Argentino is using amphibious vehicles for transfers, and more than 70% of island cattle have been relocated to higher ground.
  • Local emergency work includes sandbagging, pumping and closure of compuertas, while the rising flow improves draft for some cargo ships but increases sediment transport, navigational risk and port maintenance needs.
  • Short-term storms with 20–50 mm expected this weekend add local flooding risk, and forecasts remain uncertain because upstream rain and dam release schedules could change the height and duration of the crest.