{"query_echo":{"q":"","filters":{"geography":["Otún river basin"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'Otún river basin' for facet 'geography' is not in the controlled vocabulary."}]},"total":{"value":3,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?geography=Ot%C3%BAn+river+basin","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"sei-000280","url":"https://climateinsightsdirectory.org/document/sei-000280","title":"Modelling water stress vulnerability in small Andean basins: case study of Campoalegre River basin, Colombia","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"case study","language":"en","date_published":"2020-01-13","source_url":"https://www.sei.org/publications/modelling-water-stress-vulnerability-in-small-andean-basins-case-study-of-campoalegre-river-basin-colombia/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The study focuses on the Campoalegre River basin in Colombia, where diverse water uses and inter-basin transfers—particularly from hydropower—have reduced downstream supply. The research aims to create a water balance and decision-making tool for regional authorities to manage water stress and governance challenges caused by fragmented planning units.","ai_generated":true,"unit":"sei-000280#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Water management in the Campoalegre River basin is complicated by the diversion of water to other watersheds, including return flows from hydropower use that act as water transfers to the Chinchiná and Otún basins.","ai_generated":true,"unit":"sei-000280#insight-1","date_modified":"2026-10-23"},{"text":"The combination of water transfers and various human activities—including agriculture, livestock, industry, aquaculture, and recreation—has caused a permanent and drastic reduction in water supply for downstream areas.","ai_generated":true,"unit":"sei-000280#insight-2","date_modified":"2026-10-23"},{"text":"Existing governance structures hinder the implementation of water management policies because the Chinchiná and Otún basins are managed by separate authorities, meaning water transfers between them may not be accounted for within planning units.","ai_generated":true,"unit":"sei-000280#insight-3","date_modified":"2026-10-23"},{"text":"The study provides a new decision-making tool for regional environmental authorities in the area who previously lacked such a resource to identify water-use conflicts and the potential need for rationing.","ai_generated":true,"unit":"sei-000280#insight-4","date_modified":"2026-10-23"}],"climate_tags":["water management","climate change","hydropower","water-management"],"geography_discussed":["Chinchiná River basin","Otún River basin"],"frame_perspective":[],"analysis_type":["case study","quantitative analysis"]},{"id":"sei-000500","url":"https://climateinsightsdirectory.org/document/sei-000500","title":"Modelación de la vulnerabilidad al estrés hídrico en pequeñas cuencas andinas: estudio de caso de la cuenca del río Campoalegre, Colombia","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"case study","language":"es","date_published":"2020-01-13","source_url":"https://www.sei.org/publications/modelacion-de-la-vulnerabilidad-al-estres-hidrico-en-pequenas-cuencas-andinas-estudio-de-caso-de-la-cuenca-del-rio-campoalegre-colombia/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The study focuses on the Campoalegre river basin in the Colombian coffee region, where water use conflicts are exacerbated by complex governance and water transfers between adjacent basins. By developing a quantitative water balance, the study seeks to provide regional environmental authorities with a decision-making tool to identify current and future water stress and potential rationing needs. It highlights how the diversion of water for hydroelectric power and other human activities reduces downstream supply, a problem complicated by the fact that these transfers often cross different administrative planning units.","ai_generated":true,"unit":"sei-000500#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The Campoalegre river basin experiences water use conflicts driven by a variety of demands, including human, agricultural, livestock, industrial, aquaculture, and recreational uses, as well as significant hydroelectric water use.","ai_generated":true,"unit":"sei-000500#insight-1","date_modified":"2026-10-23"},{"text":"Water governance is complicated by the fact that water transfers, such as hydroelectric return flows, move between the Campoalegre basin and the adjacent Chinchiná and Otún basins, which are managed by separate water management authorities and planning units.","ai_generated":true,"unit":"sei-000500#insight-2","date_modified":"2026-10-23"},{"text":"The study provides a new decision-making tool for regional environmental authorities to identify water use conflicts and the potential necessity of water rationing to mitigate water stress.","ai_generated":true,"unit":"sei-000500#insight-3","date_modified":"2026-10-23"}],"climate_tags":["water management","climate change","hydroelectricity","water-management"],"geography_discussed":["Chinchiná river basin","Otún river basin"],"frame_perspective":[],"analysis_type":["case study","quantitative analysis"]},{"id":"sei-002660","url":"https://climateinsightsdirectory.org/document/sei-002660","title":"Forjando capacidad de adaptación al cambio climático en la gestión de recursos hídricos en la cuenca del río Otún","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"fact sheet","language":"es","date_published":"2014","source_url":"https://www.sei.org/mediamanager/documents/Publications/Water-sanitation/SEI-USAID-FS-2014-Adaptacion-cambio-climatico-rio-Otun.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The document details the application of the Water Evaluation and Planning (WEAP) model to the Otún river basin in Colombia to assess water supply and demand under climate change. It identifies the Corporación Autónoma de Risaralda (CARDER) as the primary institutional manager and calculates a total water demand of 10.35 m3/s for human consumption, energy generation, and environmental flows. A key finding is the critical role of the páramo ecosystem, which provides a relatively constant water flow and contributes up to 60% of the flow at Nuevo Libaré during low-flow months like August.","ai_generated":true,"unit":"sei-002660#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The project identified the Corporación Autónoma de Risaralda (CARDER) as the primary institutional agent responsible for the administration of water resources and the application of legal instruments for concessions in the Otún river basin.","ai_generated":true,"unit":"sei-002660#insight-1","date_modified":"2026-10-23"},{"text":"The total estimated water demand for the basin is 10.35 m3/s, which is divided into 2.35 m3/s for human consumption in Pereira and Dosquebradas, 5 m3/s for energy generation, and 3 m3/s for the necessary environmental flow after capture.","ai_generated":true,"unit":"sei-002660#insight-2","date_modified":"2026-10-23"},{"text":"The páramo ecosystem, located between 3,000 and 5,000 meters above sea level and covering approximately 10,120 hectares, acts as a flow regulator providing a constant base flow of around 2 m3/s. During low-flow periods in August and September, the páramo contributes approximately 60% of the flow at the Nuevo Libaré multipurpose capture point.","ai_generated":true,"unit":"sei-002660#insight-3","date_modified":"2026-10-23"},{"text":"Using the XLRM framework in March 2013, the project identified five uncertainty factors: climate change, population growth, loss levels, changes in per capita consumption, and consumption in forest and páramo areas. Four adaptation strategies were proposed: conserving strategic ecosystems, water saving and efficiency programs, prioritizing demand versus environmental flows, and building a new reservoir.","ai_generated":true,"unit":"sei-002660#insight-4","date_modified":"2026-10-23"}],"climate_tags":["climate change adaptation","water management","hydroelectricity"],"geography_discussed":["Pereira","Dosquebradas","Santa Rosa de Cabal"],"frame_perspective":[],"analysis_type":["hydrological modeling","stakeholder analysis","scenario planning"]}]}