{"query_echo":{"q":"","filters":{"geography":["Rocha River Basin"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'Rocha River Basin' for facet 'geography' is not in the controlled vocabulary."}]},"total":{"value":4,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?geography=Rocha+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-000926","url":"https://climateinsightsdirectory.org/document/sei-000926","title":"Delving into the Divisive Waters of River Basin Planning in Bolivia: A Case Study in the Cochabamba Valley","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"case study","language":"en","date_published":"2021-01-19","source_url":"https://www.sei.org/publications/delving-into-the-divisive-waters-of-river-basin-planning-in-bolivia-a-case-study-in-the-cochabamba-valley/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"The document describes a methodological effort to integrate Robust Decision Support (RDS) into Bolivia's National Watershed Policy, specifically for the Rocha River Basin Master Plan. It aims to provide stakeholders with tools to analyze interactions between water management interventions, manage hydrologic risks, and mitigate conflicts across different sectors and regions in the face of climate-induced water scarcity.","ai_generated":true,"unit":"sei-000926#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The study applies the Robust Decision Support (RDS) framework to the Rocha River Basin Master Plan (PDC) to address challenges posed by natural and human-induced hydrologic variability and climate change projections, which increase the risk of water scarcity.","ai_generated":true,"unit":"sei-000926#insight-1","date_modified":"2026-10-23"},{"text":"The proposed methodological approach seeks to determine how water resources system models can respond to institutional governance and decision-making processes across various scales and contribute to the creation of effective planning instruments.","ai_generated":true,"unit":"sei-000926#insight-2","date_modified":"2026-10-23"},{"text":"The application of this framework is intended to help stakeholders identify the effects of water management interventions on system performance and ecosystem functions, utilize diverse indicators, and develop strategies to reduce inter-sectorial or cross-regional conflicts.","ai_generated":true,"unit":"sei-000926#insight-3","date_modified":"2026-10-23"}],"climate_tags":["water management","climate change","water scarcity"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["case study","methodological approach"]},{"id":"sei-000951","url":"https://climateinsightsdirectory.org/document/sei-000951","title":"Modelación Estratégica de la Cuenca del Río Rocha","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"report","language":"es","date_published":"2019-12-01","source_url":"https://www.sei.org/publications/modelacion-estrategica-de-la-cuenca-del-rio-rocha/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report details the development of a water management strategy for the Rocha River basin, supported by the Ministry of Environment and Water (MMAyA) and the Autonomous Departmental Government of Cochabamba (GADC). It focuses on strategic modeling via the Water Evaluation And Planning (WEAP) system to address water vulnerability caused by limited resources, economic development needs, and climate change. The process emphasizes local participation and self-management to improve integrated water resources management.","ai_generated":true,"unit":"sei-000951#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The project utilized the Water Evaluation And Planning (WEAP) system for strategic modeling to assess how proposed management strategies could reduce water vulnerability across various sectors of the Rocha River basin.","ai_generated":true,"unit":"sei-000951#insight-1","date_modified":"2026-10-23"},{"text":"The water management strategy for the Rocha River basin was advanced in 2018 by local actors with support from the MMAyA and GADC, and funding from the CAF, to address challenges including limited water sources and climate change vulnerability.","ai_generated":true,"unit":"sei-000951#insight-2","date_modified":"2026-10-23"}],"climate_tags":["Integrated Water Resources Management","climate change"],"geography_discussed":["Cochabamba Department"],"frame_perspective":[],"analysis_type":["strategic modeling","stakeholder analysis"]},{"id":"sei-001477","url":"https://climateinsightsdirectory.org/document/sei-001477","title":"Modelación estratégica de la cuenca del río rocha","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"research paper","language":"es","date_published":"2019-12","source_url":"https://www.sei.org/wp-content/uploads/2020/02/modelación-estratégica-de-la-cuenca-del-río-rocha-españo.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The document evaluates the water security of the Rocha River basin, identifying critical deficits in urban and agricultural supply and poor water quality. Using the Water Evaluation And Planning (WEAP) system, it tests several strategies—including the Misicuni Multiple Project, new water transfers, wastewater treatment, and irrigation efficiency—finding that only integrated, combined strategies can guarantee water supply through 2050.","ai_generated":true,"unit":"sei-001477#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Climate change scenarios for the 2020-2050 period indicate a potential annual precipitation decrease of up to 7%, with more severe reductions of 15% in February and 30% in March. Temperatures could rise by up to 1.8 °C, potentially reducing the annual water supply by 13%, and by 20% to 48% during February and March.","ai_generated":true,"unit":"sei-001477#insight-1","date_modified":"2026-10-23"},{"text":"The Rocha River suffers from severe water quality degradation due to untreated urban wastewater and industrial discharges from municipalities including Sacaba, Cochabamba, Colcapirhua, Tiquipaya, Quillacollo, Vinto, and Sipe Sipe. Biochemical Oxygen Demand (BOD) concentrations were found to fluctuate between 428 and 852 mg/l, exceeding permissible limits.","ai_generated":true,"unit":"sei-001477#insight-2","date_modified":"2026-10-23"},{"text":"Current water demands significantly exceed supply. In the metropolitan region, the irrigation demand for 13,424 hectares is approximately 226 hm3, with an unsatisfied demand of 115 hm3. In the Valle Alto, the demand for 26,577 hectares is 430 hm3, with 278 hm3 remaining unsatisfied.","ai_generated":true,"unit":"sei-001477#insight-3","date_modified":"2026-10-23"},{"text":"Groundwater extraction in the basin has increased unsustainably. In the Rocha sub-basin, extractions rose from 19 Hm3 in 1976 to 52 hm3 in the current study. In the Valle Alto (Sulty sub-basin), extractions grew from 1.8 Hm3 in 1976 to 36 Hm3.","ai_generated":true,"unit":"sei-001477#insight-4","date_modified":"2026-10-23"},{"text":"Individual management strategies are insufficient to meet all water demands. Strategy 1 (Misicuni Project Phase II) only reduces vulnerability for Riego Angostura and can only guarantee supply until 2034 if agricultural areas continue to shrink. Only integrated Strategies 3 and 4 can guarantee urban and irrigation supply for the metropolitan region through 2050.","ai_generated":true,"unit":"sei-001477#insight-5","date_modified":"2026-10-23"},{"text":"Irrigation systems in the basin are highly inefficient, with traditional systems recording losses of up to 70%. Improving conduction infrastructure could increase efficiency to between 35% and 45%.","ai_generated":true,"unit":"sei-001477#insight-6","date_modified":"2026-10-23"}],"climate_tags":["climate change","water management","wastewater treatment","water-management"],"geography_discussed":["Bolivia","Cochabamba Department","Valle Alto"],"frame_perspective":[],"analysis_type":["strategic modeling","vulnerability assessment","stakeholder mapping"]},{"id":"sei-001550","url":"https://climateinsightsdirectory.org/document/sei-001550","title":"PLAN DIRECTOR DE LA CUENCA DEL RÍO ROCHA","publisher":{"name":"Stockholm Environment Institute","organization":"stockholm-environment-institute"},"document_type":"executive summary","language":"es","date_published":"2019-08","source_url":"https://www.sei.org/wp-content/uploads/2020/02/resumen-ejecutivo-río-rocha.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The Master Plan for the Rocha River Basin addresses critical water scarcity, pollution, and ecosystem degradation in the Cochabamba Department of Bolivia. It outlines five strategic lines—water management, sustainable basin management, institutional strengthening, knowledge management, and water culture—to improve water security and resilience. Key goals by 2040 include increasing safe water access to 834,049 people and reducing the total water deficit by 227 hm3, while mitigating risks from climate-induced precipitation changes and temperature increases.","ai_generated":true,"unit":"sei-001550#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"The Rocha River Basin faces severe water security challenges; by 2025, safe water supply capacity is estimated to cover only 66% of demand, with the Sulty sub-basin as low as 49%. Under drought conditions with a 30-year return period, supply capacity drops to 30% of the total population.","ai_generated":true,"unit":"sei-001550#insight-1","date_modified":"2026-10-23"},{"text":"Sanitation coverage is inadequate, averaging 64% in the region. Approximately 520,000 inhabitants lack basic sewerage services, and only 70% of wastewater in Cochabamba city is treated at the Alba Rancho plant.","ai_generated":true,"unit":"sei-001550#insight-2","date_modified":"2026-10-23"},{"text":"Agricultural water demand is significantly unmet, with only 49% of the potential 40,002 ha under optimal irrigation. Unsatisfied demand reaches 66% in the Rocha sub-basin, 48% in Maylanco, and 64% in Sulty.","ai_generated":true,"unit":"sei-001550#insight-3","date_modified":"2026-10-23"},{"text":"Water quality is deteriorated throughout the basin due to wastewater discharges and solid waste disposal. In the Rocha River, Biological Oxygen Demand (BOD) levels exceed legal limits, and groundwater in Cochabamba and Colcapirhua contains natural arsenic levels above 10 mg/l, exceeding the NB 512 standard.","ai_generated":true,"unit":"sei-001550#insight-4","date_modified":"2026-10-23"},{"text":"Uncontrolled urban expansion is prevalent, particularly in the Rocha and Maylanco sub-basins, driven by the conversion of rural lands for urbanization without technical studies or regulated zoning.","ai_generated":true,"unit":"sei-001550#insight-5","date_modified":"2026-10-23"},{"text":"The basin suffers from environmental degradation, including the loss of native forests and soil salinization affecting approximately 2,610 ha, primarily in the Sulty sub-basin's lacustrine plains.","ai_generated":true,"unit":"sei-001550#insight-6","date_modified":"2026-10-23"},{"text":"Climate change models predict significant hydrological shifts: the IPSL-CM5A-LR model suggests annual precipitation could decrease by 7% and temperatures could rise by 1.1°C (2020-2050), while the CMCC-CESM model predicts a 4% precipitation increase and a 1.6°C temperature rise.","ai_generated":true,"unit":"sei-001550#insight-7","date_modified":"2026-10-23"},{"text":"The Master Plan sets ambitious targets for 2040, including increasing safe water access to 834,049 people, adding 10,497 ha of optimal irrigation, and reducing the total basin water deficit by 227 hm3.","ai_generated":true,"unit":"sei-001550#insight-8","date_modified":"2026-10-23"},{"text":"The plan's operational framework is organized into five strategic lines: Water Management, Integrated and Sustainable Management of Sub-basins and Micro-basins, Institutional Strengthening, Knowledge and Information Management, and Water Education and Culture.","ai_generated":true,"unit":"sei-001550#insight-9","date_modified":"2026-10-23"}],"climate_tags":["climate change adaptation","water management","water security","wastewater treatment","deforestation","climate change"],"geography_discussed":["Bolivia","Cochabamba Department","Sulty","Maylanco","Rocha","Colcapirhua","Quillacollo","Vinto","Sipe Sipe"],"frame_perspective":[],"analysis_type":["strategic plan","environmental assessment","climate risk analysis"]}]}