Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Design Example: Design of an Irrigation Channel01:27

Design Example: Design of an Irrigation Channel

543
Trapezoidal channels are widely used in irrigation systems due to their cost-effectiveness and efficiency in conveying water. Trapezoidal channels feature a flat bottom and sloping sides, making them stable and easier to construct compared to other shapes. The bottom width and side slope ratio are determined based on the required flow capacity and site conditions. The side slope is kept gentle for unlined channels to prevent soil erosion.Hydraulic parameters in channel design include the flow...
543
Pressure Variation in a Fluid at Rest01:11

Pressure Variation in a Fluid at Rest

581
In a fluid at rest, the pressure at any point beneath the fluid surface depends solely on the depth, not on the container's shape or size. This principle, known as hydrostatic pressure, arises because, in stationary fluids, there is no acceleration, meaning the forces within the fluid balance out. Only vertical forces, caused by the weight of the fluid above, contribute to pressure changes with depth.
When measuring pressure at two different levels within the fluid, the difference in...
581
Gradually Varying Flow01:29

Gradually Varying Flow

256
Gradually varying flow (GVF) in open channels describes situations where water depth changes slowly along the channel due to factors like non-uniform bed slope, channel shape variations, or obstructions. This flow type occurs when the depth adjusts gradually to balance gravitational forces, shear forces, and energy requirements, resulting in a low rate of depth change.Characteristics of Gradually Varying FlowGVF is commonly observed in natural streams, rivers, and canals, where flow depth...
256
Weir: Problem Solving01:26

Weir: Problem Solving

273
Water flow in open channels is often measured using hydraulic structures such as weirs, which allow precise calculation of discharge. In a rectangular channel, flow rates are measured using three types of weirs: rectangular sharp-crested, triangular sharp-crested, and broad-crested. The weir head is set at a fixed height above the channel bottom, simplifying calculations and enabling the relationship between depth and flow rate to be analyzed.For the rectangular sharp-crested weir, the flow...
273
Regulation of Water Output01:26

Regulation of Water Output

1.7K
The human body predominantly expels water through the urinary system. On average, an individual generates around 1.5 liters of urine each day. This amount can fluctuate based on how well a person is hydrated, but a critical minimum quantity of urine must be produced to ensure the body's proper functioning. Daily, the kidneys remove 600 to 1200 milliosmoles of dissolved substances, effectively excreting excess minerals and water-soluble toxins such as creatinine, urea, and uric acid from the...
1.7K
Conservation of Mass in Moving, Nondeforming Control Volume01:14

Conservation of Mass in Moving, Nondeforming Control Volume

1.2K
Stormwater detention basins are essential in managing runoff during heavy rainfall, particularly in urban areas where impervious surfaces increase the risk of flooding. Understanding the conservation of mass in these systems allows engineers to optimize basin performance, balancing inflow, outflow, and water storage.
In the context of a detention basin, the conservation of mass states that the total mass of water entering the basin must equal the mass leaving the basin plus any accumulation of...
1.2K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Mechanisms of Long-Term Nanoplastic Release in Soil and Their Interaction with Soil Colloids.

Environmental science & technology·2026
Same author

Nanoscale roughness controls reversible virus attachment and the setback distance to protect human health.

Water research·2026
Same author

A Methodology for Designing a Roof Rainwater Quality Sensing-Recording-Grading System Using Low-Cost Sensors Paired with Microcontroller Software.

ACS ES&T water·2025
Same author

Cluster-based downscaling of precipitation using Kolmogorov-Arnold Neural Networks and CMIP6 models: Insights from Oman.

Journal of environmental management·2025
Same author

Simulation of pesticide transport in 70-m-thick soil profiles in response to large water applications.

Journal of hazardous materials·2025
Same author

Assessing drywell designs for managed aquifer recharge via canals and repurposed wells.

Scientific reports·2025

Related Experiment Video

Updated: Nov 24, 2025

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity
08:09

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Published on: August 19, 2018

9.4K

Groundwater Recharge from Drywells Under Constant Head Conditions.

Salini Sasidharan1,2, Scott A Bradford2, Jiří Šimůnek1

  • 1Department of Environmental Sciences, University of California Riverside, Riverside, CA 92521, USA.

Journal of Hydrology
|December 28, 2020
PubMed
Summary

Subsurface heterogeneity significantly impacts drywell recharge efficiency, with heterogeneous soils showing less recharge than homogeneous ones. Understanding these complex interactions is crucial for effective stormwater management and groundwater replenishment.

Keywords:
Arrival locationArrival timeDrywellHYDRUS (2D/3D)InfiltrationRecharge

More Related Videos

Author Spotlight: Advancing Agricultural Land Ecosystem Research with a Hydraulic Property Analyzer to Assess Soil Health
07:21

Author Spotlight: Advancing Agricultural Land Ecosystem Research with a Hydraulic Property Analyzer to Assess Soil Health

Published on: August 9, 2024

1.3K
Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds
06:37

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Published on: November 13, 2017

9.5K

Related Experiment Videos

Last Updated: Nov 24, 2025

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity
08:09

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Published on: August 19, 2018

9.4K
Author Spotlight: Advancing Agricultural Land Ecosystem Research with a Hydraulic Property Analyzer to Assess Soil Health
07:21

Author Spotlight: Advancing Agricultural Land Ecosystem Research with a Hydraulic Property Analyzer to Assess Soil Health

Published on: August 9, 2024

1.3K
Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds
06:37

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Published on: November 13, 2017

9.5K

Area of Science:

  • * Hydrogeology and Environmental Engineering
  • * Water Resources Management
  • * Geosciences

Background:

  • * Drywells are vital for managed aquifer recharge, capturing stormwater to replenish groundwater.
  • * Limited research exists on how subsurface variations affect drywell recharge efficiency.
  • * Subsurface heterogeneity in hydraulic properties is a key, understudied factor.

Purpose of the Study:

  • * To investigate the influence of soil hydraulic properties and subsurface heterogeneity on drywell recharge.
  • * To quantify recharge efficiency under various homogeneous and heterogeneous conditions.
  • * To assess the impact of heterogeneity on infiltration and recharge volumes and wetting front arrival.

Main Methods:

  • * Numerical simulations using HYDRUS (2D/3D) software on a 2D-axisymmetric domain.
  • * Systematic study of homogeneous soil types and stochastic realizations of subsurface heterogeneity.
  • * Analysis under constant head conditions with varying standard deviation and correlation lengths (σ, X, Z).

Main Results:

  • * Mean infiltration and recharge volumes increase with saturated hydraulic conductivity (Ks) in homogeneous soils.
  • * Heterogeneity (higher σ, X; lower Z) increases infiltration, recharge volume, and recharge area radius.
  • * Recharge (microR) is consistently lower in heterogeneous domains than predicted by homogeneous equivalents, due to vadose zone storage.

Conclusions:

  • * Subsurface heterogeneity significantly alters drywell recharge dynamics, making homogeneous assumptions unreliable.
  • * Infiltration volume alone is insufficient to accurately estimate recharge efficiency, especially early on.
  • * Wetting front arrival times and locations are highly dependent on heterogeneity parameters, impacting water quantity and quality assessments.