Isotopes for Improving Hydrologic Modeling and Simulation of Watershed Processes

Joe Magner, Brajeswar Das, Rallapalli Srinivas, Anupam Singhal, Anu Sharma

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Lake water quality management is an important component of watershed protection and restoration. Hydraulic residence time (HRT) is a guiding parameter for quantifying the extent of exposure of lake ecosystem to chemicals. The impact on the δD and δ18O-year amplitude depends on the lake shape, basin size, connectivity, geology and climate characteristics, perineal fluctuations in lake water mass balance, and hydraulic residence time. HRT in the lake can be dynamic. Usually, HRT is calculated based on the balance between lake’s volume and its input and output parameters, but there is a relatively simple and approximate method that uses stable water isotopes to assess the direction and possible speed of runoff in a lake. This study establishes the importance of stable isotopes in hydrologic modeling.

Original languageEnglish (US)
Title of host publicationAdvances in Computational Modeling and Simulation
EditorsRallapalli Srinivas, Rajesh Kumar, Mainak Dutta
PublisherSpringer Science and Business Media Deutschland GmbH
Pages123-130
Number of pages8
ISBN (Print)9789811678561
DOIs
StatePublished - 2022
EventGlobal meet on Computational Modelling and Simulation, Recent Innovations, Challenges and Perspectives, 2020 - Virtual, Online
Duration: Oct 16 2020Nov 7 2020

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

ConferenceGlobal meet on Computational Modelling and Simulation, Recent Innovations, Challenges and Perspectives, 2020
CityVirtual, Online
Period10/16/2011/7/20

Bibliographical note

Publisher Copyright:
© 2022, The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.

Keywords

  • Hydraulic residence time
  • Hydrology
  • Isotope fractionation
  • Lake management
  • Water quality

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