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Quantification of event sediment dynamics from 2007 to 2023 for statistical analyses and Machine Learning application in the Delaware and Illinois River Basins

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: May 05, 2026 at 08:27 PM | Dataset Last Updated: November 19, 2025 at 12:00 AM
This Data Release contains four child items that represent sequential data processing and modeling steps. <Child item 1> Data Preparation contains data inputs and processing steps for select sites in the Delaware and Illinois River Basins (DRB/IRB). This child item includes five sub folders: site info, streamflow and turbidity time-series, climatological information, basin shape statistics, and basin characteristics and attributes. <Child Item 2> Streamflow Event Delineation and Analysis contains scripts that process data from Child Item 1 to delineate hydrological events, calculates hysteresis indices among other variables, generate hysteresis loops, hydrographs, and climographs, and produce event summary files classifying events into 5, 7, or 9 Hysteresis Index - Concentration Index (HI-CI) classes. <Child item 3> Statistical Analysis contains Principal Component Analysis (PCA) and Linear Discriminant Analysis (LDA) scripts to analyze regional and event variables related to hysteresis. <Child item 4> Machine Learning Application contains machine learning scripts using XGBoost classification models to train and test prediction of 5, 7, or 9 HI-CI classes.

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