OOIR: Observatory of International Research

Papers

(The TQCC of Groundwater is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
A Reduced Order Model for Sea Water Intrusion Simulation Using Proper Orthogonal Decomposition	51
	51
Groundwater Modeling in a Changing World: MODFLOW‐and‐More 2022 Special Issue	36
Book Review: Transboundary Aquifers: Challenges and the Way Forward	34
The Artesian Wells of Batavia, Dutch East‐Indies 1872 to 1878	33
Study on Permeability Calculation Method Based on J Function and Fractal Theory	32
A New Explicit Solver for MODFLOW Enabling Small Time Step Simulations	28
Hydraulic Response to Sea Level Rise in a Coastal Aquifer Extending under the Sea with a Cut‐off Wall	27
Susceptibility Assessment of Groundwater Nitrate Contamination Using an Ensemble Machine Learning Approach	27
Society News	26
The Possible Source of Abnormally High Sodium Content in Low‐Salinity Geothermal Water	23
Surface Water‐Groundwater Connections as Pathways for Inland Salinization of Coastal Aquifers	21
Quantifying Annual Nitrogen Loss to Groundwater Via Edge‐of‐Field Monitoring: Method and Application	21
Factoring Impacts to Water Supply Well Operations into Groundwater Management Planning	20
Spatial Prediction Modeling of Geogenic Chromium in Groundwater Using Soft Computing Techniques	20
The Geology of Aquitards in Alluvial Aquifers: A Predictive Approach Based on Facies Models	19
Predicting Groundwater Hydrochemical Facies in Three Dimensions with Random Forest Classification, USA	17
Transience of Coastal Water Table Rise in Response to Sea‐Level Rise	17
Variability and Scale Dependence of Hydraulic Conductivity for Hanford Site Sand and Gravel Aquifers	16
Nitrogen and Phosphorus Treatment Can Be Sustainable During on‐Site Wastewater Disposal	14
	14
	14
	13
New Insights into the Formation and Properties of Wellbore Skin: Why We Have to Rethink the Concept	13
Quantification and Analysis of Hydrograph Behavior Using Groundwater Signatures	12

Improved Lumped‐Parameter and Numerical Modeling of Unsaturated Water Flow and Stable Water Isotopes	12
An Introduction to Hydraulic Testing in Hydrogeology	12
Society News	11
Issue Information	11
NGWA News	11
Challenges and Experiences of Managed Aquifer Recharge in the Mexico City Metropolitan Area	10
Issue Information	10
Evidence Based Estimation of Macrodispersivity for Groundwater Transport Applications	10
Bronze Age Sacred Wells of Sardinia, Italy: Groundwater Access Without Water Utility	9
Improvements on Scalable and Reproducible Cloud Implementation of Numerical Groundwater Modeling	8
	8
Comparing Physics‐Based, Conceptual and Machine‐Learning Models to Predict Groundwater Levels by BMA	8
Breakthrough Curve Separation Using Applied Solute Tracers	8
A Unit‐Concentration Method to Quantify Source Contribution	8
	8
Flow and Transport Modeling in Heterogeneous Sediments Using an Integral Approach	8
A Tool for Forecasting the Arrival Time of a Tracer or a Pollutant at a Karst Spring	7
Book Review: Urban Groundwater	7
An Alternative Mechanism of Land Subsidence: Osmotic Effects Due to Seawater Intrusion	7
Towards Improved Remedial Outcomes in Categorical Aquifers with an Iterative Ensemble Smoother	7
muFlowReacT : A Library to Solve Multiphase Multicomponent Reactive Transport on Unstructured Meshes	7
Groundwater Science Could Use a New Term: Transportivity	7
Flopy: The Python Interface for MODFLOW	7
Disagreeing to Agree: Multimodel Analyses to Develop Good Neighbor Agreements	7
Evaluation of Models for Estimating Hydraulic Conductivity in Glacial Aquifers with NMR Logging	7
A Case Study for Determination of the Best Underground Dam Sites, Bursa Province, Turkey	6
The Hydraulic Evolution of Groundwater‐Fed Pit Lakes After Mine Closure	6
An Agricultural Package for MODFLOW 6 Using the Application Programming Interface	6
Applying ²²⁴ Ra and	6
Global Groundwater Carbon Mass Flux and the Myth of Atmospheric Weathering	6
Monitoring Heat Transfer and Recharge Mechanisms in a Karst System Using Fiber Optic Distributed Temperature Sensing	6
Using Geospatial Techniques and Analytic Hierarchy Process to Map Groundwater Potential Zones	6
MODPATH‐RW : A Random Walk Particle Tracking Code for Solute Transport in Heterogeneous Aquifers	5
Enhancing Recharge in the Edwards Aquifer, Texas: Measures, Outcomes, and Lessons for Karst Aquifers	5
Society News	5
Society News	5
Simulation‐Optimization Approach for Siting Injection Wells in Urban Area with Complex Hydrogeology	5
Groundwater Salinity: Applying the Specific Conductance and Water Type Proxy	5
Book Review: Analytical Groundwater Modeling: Theory and Applications Using Python	5
Is Groundwater Research Under Threat? A Look Into the Closure of the USEPA ORD	5
Impacts of Groundwater Pumping for Hydraulic Fracturing on Aquifers Overlying the Eagle Ford Shale	5
Basic Hydrogeology: An Introduction to the Fundamentals of Groundwater Science	5
San Antonio Water System, Texas Carrizo Aquifer Storage Recovery Program	5
Dipole Flow Tracer Test Models for Identifying Skin Properties and Ambient Groundwater Flow Effects	5
NGWA News	5
Society News	4
A Generic Closed‐Loop Contaminant Treatment System Package for MODFLOW 6	4
Evaluation of an Impulse‐Response Emulator for Groundwater Contaminant Transport Modeling	4
Estimating Characteristic Grain Sizes and Effective Porosity from Hydraulic Conductivity Data	4
	4

Information‐Driven Sequential Inversion for Transient Hydraulic Tomography	4
Controls of Geochemical and Hydrogeochemical Factors on Arsenic Mobility in the Hetao Basin, China	4
Evaluation of Hydraulic Conductivity Estimates from Various Approaches with Groundwater Flow Models	4
Seasonal Groundwater Level Dynamics in Unconfined Aquifers across the United States	4
Underground Hydromusicology: Subjective Interpretations of Groundwater‐Inspired Electronic Music	4
Model‐Based Approach to Determine Critical Design Parameters for Tandem Circulation Well Remediation Systems	4
Water Table Depth Estimates over the Contiguous United States Using a Random Forest Model	4
Continental Scale Hydrostratigraphy: Comparing Geologically Informed Data Products to Analytical Solutions	4
Groundwater: The Missing Educational Curriculum	4
Using Alternate Pumping and Cooperative Game Theory to Reduce Sea Water Intrusion	4
New Preconsolidation Heads Following the Long‐Term Hydraulic‐Head Decline and Recovery in Houston, Texas	4
The Three Ages of Water: Prehistoric Past, Imperiled Present, and a Hope for the Future	4
Read the Whole Issue!	4
Wellbore Skin: Why Its Presence and Properties Are So Difficult to Predict	4
Groundwater Ages in Intertill and Buried Valley Aquifers in Saskatchewan, Canada	4
Book Review: Karst Hydrogeology, Geomorphology, and Caves	4
Discharge‐Targeted Hydraulic Tomography to Quantify and Locate Aquifer Discharge	4
A Novel Semi‐Analytical Solution of Over‐Damped Slug Test in a Three‐Layered Aquifer System	3
Issue Information	3
PEST and AEM Modeling for Data Acquisition Planning	3
A Century (1906‐2024) of Groundwater and Land Subsidence Studies in Greater Houston Region: A Review	3
Time‐Lapse Geophysical Measurements for Monitoring Coastal Groundwater Dynamics in an Unconfined Aquifer	3
Accurate Simulation of Flow through Dipping Aquifers with MODFLOW 6 Using Enhanced Cell Connectivity	3
SWIB —An Online Model to Estimate Daily Crop Water Stress, Irrigation Needs, and Soil Water Budget	3
Generating a Statistically Constrained Quaternary Model of a Buried Bedrock Valley Using FDEM	3
Comparing Groundwater Sampling Devices for Denitrification Assessment Using the N ₂	3
	3
Estimation of Groundwater and Spring Water Residence Times near the Coast of Fukushima, Japan	3
A Review of Low‐Impact Development Factors Affecting Managed Aquifer Recharge	3
Interpreting Concentrations Sampled in Long‐Screened Wells with Borehole Flow: An Inverse Modeling Approach	3
What Can Groundwater Monitoring Tell Us About Gas Migration? A Numerical Modeling Study	3
Saline Groundwater for Aquaculture: An Expanding Hydrogeological and Hydrogeophysical Frontier	3
Hydrogeological Functioning of a Karst Underground River Basin in Southwest China	3
Thank You for Your Service	3
Arnold Verruijt (1940‐2022)	3
Approximation of van Genuchten Parameter Ranges from Hydraulic Conductivity Data	3
	3
Revisiting MODFLOW 's Capability to Model Flow Through Sedimentary Structures	3
Exploring Freshwater Beneath the Ocean Floor	3
The Potential of Horizontal Wells for Aquifer Storage and Recovery in Saline Aquifers	3