Abstract
The urban agglomeration of Lima and Callao is the second largest city in the world located in a desert, and its supply depends on three small rivers, the Rímac River being the one with the greatest water supply, affected by contamination by mining tailings, sewage and Solid waste. In order to know the climatological and hydrographic conditions that favor the concentration of heavy metals in the water, the relationship between rainfall, water discharges and concentration of aluminum, cadmium, iron and lead in the Rímac River hydrographic system in the period 2018-2021. For which data processing was carried out from six meteorological stations, a water quality monitoring point and four limnimetric stations, through dynamic tables. As a result, it was found that the concentration of heavy metals is higher in the lower basin when rainfall and river level increase in localities of the Alto Rímac sub-basin, which presents intense mining activity, unlike the Santa Eulalia sub-basin. river where there are no large-scale mining operations, whose records present weaker relationships with the concentration of heavy metals. In conclusion, the highest concentration of heavy metals in the lower basin occurs during the months with the most intense rains in the headwaters of the basin, as the dragging capacity increases during the flooding of rivers and streams, allowing concentrations to exceed up to 120 times the quality standards for the production of drinking water.
| Translated title of the contribution | Variation in the concentration of heavy metals due to rains and floods in the Rimac river basin, Lima-Peru |
|---|---|
| Original language | Spanish |
| Title of host publication | Proceedings of the 21st LACCEI International Multi-Conference for Engineering, Education and Technology |
| Subtitle of host publication | Leadership in Education and Innovation in Engineering in the Framework of Global Transformations: Integration and Alliances for Integral Development, LACCEI 2023 |
| Editors | Maria M. Larrondo Petrie, Jose Texier, Rodolfo Andres Rivas Matta |
| Publisher | Latin American and Caribbean Consortium of Engineering Institutions |
| ISBN (Electronic) | 9786289520743 |
| State | Published - 2023 |
| Event | 21st LACCEI International Multi-Conference for Engineering, Education and Technology, LACCEI 2023 - Buenos Aires, Argentina Duration: 19 Jul 2023 → 21 Jul 2023 |
Publication series
| Name | Proceedings of the LACCEI international Multi-conference for Engineering, Education and Technology |
|---|---|
| Volume | 2023-July |
| ISSN (Electronic) | 2414-6390 |
Conference
| Conference | 21st LACCEI International Multi-Conference for Engineering, Education and Technology, LACCEI 2023 |
|---|---|
| Country/Territory | Argentina |
| City | Buenos Aires |
| Period | 19/07/23 → 21/07/23 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 6 Clean Water and Sanitation
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SDG 11 Sustainable Cities and Communities
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SDG 12 Responsible Consumption and Production
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