ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers

In this study, we present artificial neural networks (ANNs) to aid in a reconnaissance evaluation of an aquifer storage and recovery (ASR) well. Recovery effectiveness (REN) is the proportion of ASR-injected water recovered during subsequent extraction from the same well. ANN-based predictors allow...

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Main Authors: Saeid Masoudiashtiani, Richard C. Peralta
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Hydrology
Subjects:
Online Access:https://www.mdpi.com/2306-5338/10/7/151
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author Saeid Masoudiashtiani
Richard C. Peralta
author_facet Saeid Masoudiashtiani
Richard C. Peralta
author_sort Saeid Masoudiashtiani
collection DOAJ
description In this study, we present artificial neural networks (ANNs) to aid in a reconnaissance evaluation of an aquifer storage and recovery (ASR) well. Recovery effectiveness (REN) is the proportion of ASR-injected water recovered during subsequent extraction from the same well. ANN-based predictors allow rapid REN prediction without requiring preparation for and execution of solute transport simulations. REN helps estimate blended water quality resulting from a conservative solute in an aquifer, extraction for environmental protection, and other uses, respectively. Assume that into an isotropic homogenous portion of an unconfined, one-layer aquifer, extra surface water is injected at a steady rate during two wet months (61 days) through a fully penetrating ASR well. And then, water is extracted from the well at the same steady rate during three dry months (91-day period of high demand). The presented dimensionless input parameters were designed to be calibrated within the ANNs to match REN values. The values result from groundwater flow and solute transport simulations for ranges of impact factors of unconfined aquifers. The ANNs calibrated the weighting coefficients associated with the input parameters to predict the achievable REN of an ASR well. The ASR steadily injects extra surface water during periods of water availability and, subsequently, steadily extracts groundwater for use. The total extraction volume equaled the total injection volume at the end of extraction day 61. Subsequently, continuing extraction presumes a pre-existing groundwater right.
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spelling doaj.art-398bb97543824ca8962674a77bd6c6ad2023-12-01T01:35:55ZengMDPI AGHydrology2306-53382023-07-0110715110.3390/hydrology10070151ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined AquifersSaeid Masoudiashtiani0Richard C. Peralta1Water Resources Professional III, Hydrology Bureau, Office of the State Engineer (OSE), Santa Fe, NM 87504-5102, USACivil and Environmental Engineering Department, Utah State University, 4110 Old Main Hill, Logan, UT 84322-4110, USAIn this study, we present artificial neural networks (ANNs) to aid in a reconnaissance evaluation of an aquifer storage and recovery (ASR) well. Recovery effectiveness (REN) is the proportion of ASR-injected water recovered during subsequent extraction from the same well. ANN-based predictors allow rapid REN prediction without requiring preparation for and execution of solute transport simulations. REN helps estimate blended water quality resulting from a conservative solute in an aquifer, extraction for environmental protection, and other uses, respectively. Assume that into an isotropic homogenous portion of an unconfined, one-layer aquifer, extra surface water is injected at a steady rate during two wet months (61 days) through a fully penetrating ASR well. And then, water is extracted from the well at the same steady rate during three dry months (91-day period of high demand). The presented dimensionless input parameters were designed to be calibrated within the ANNs to match REN values. The values result from groundwater flow and solute transport simulations for ranges of impact factors of unconfined aquifers. The ANNs calibrated the weighting coefficients associated with the input parameters to predict the achievable REN of an ASR well. The ASR steadily injects extra surface water during periods of water availability and, subsequently, steadily extracts groundwater for use. The total extraction volume equaled the total injection volume at the end of extraction day 61. Subsequently, continuing extraction presumes a pre-existing groundwater right.https://www.mdpi.com/2306-5338/10/7/151aquifer storage and recoveryunconfined aquiferMODFLOWMT3DMSartificial neural network
spellingShingle Saeid Masoudiashtiani
Richard C. Peralta
ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
Hydrology
aquifer storage and recovery
unconfined aquifer
MODFLOW
MT3DMS
artificial neural network
title ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
title_full ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
title_fullStr ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
title_full_unstemmed ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
title_short ANN-Based Predictors of ASR Well Recovery Effectiveness in Unconfined Aquifers
title_sort ann based predictors of asr well recovery effectiveness in unconfined aquifers
topic aquifer storage and recovery
unconfined aquifer
MODFLOW
MT3DMS
artificial neural network
url https://www.mdpi.com/2306-5338/10/7/151
work_keys_str_mv AT saeidmasoudiashtiani annbasedpredictorsofasrwellrecoveryeffectivenessinunconfinedaquifers
AT richardcperalta annbasedpredictorsofasrwellrecoveryeffectivenessinunconfinedaquifers