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#1 Federal

MODFLOW-2005 and MODPATH6 models used to delineate areas contributing groundwater to selected surface receiving waters for long-term average hydrologic stress conditions from 1968 to 1983, Long Island, New York

Organization: Department of the Interior
Dataset Last Updated: November 17, 2020 at 12:00 AM

A regional groundwater-flow model and particle-tracking program were used to delineate areas contributing groundwater to coastal and freshwater bodies and to estimate travel times from the water...

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Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 10:06 PM

#2 Federal

MODFLOW-2005 and MODPATH6 models used to simulate groundwater flow and transport and base-flow age in two tributaries to the Upper Chester River, Maryland

Organization: Department of the Interior
Dataset Last Updated: November 17, 2020 at 12:00 AM

A steady state three-dimensional groundwater flow (MODFLOW-2005) and advective transport (MODPATH6) model was developed to examine subsurface travel times to wells and receiving streams in two...

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Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 09:09 PM

#3 Federal

MODFLOW2005 model used to simulate the effects of groundwater withdrawals from aquifers in Ocean County and vicinity, New Jersey

Organization: Department of the Interior
Dataset Last Updated: November 17, 2020 at 12:00 AM

A three-dimensional groundwater flow model was developed to simulate the effects of withdrawals on the groundwater-flow systems of five aquifers in and around Ocean County, New Jersey—the...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: June 09, 2026 at 10:50 PM

#4 Federal

MODFLOW-2005 and MODPATH6 models used to simulate groundwater flow and nitrate transport in two tributaries to the Upper Chester River, Maryland

Organization: Department of the Interior
Dataset Last Updated: November 17, 2020 at 12:00 AM

A previously developed steady state three-dimensional groundwater flow (MODFLOW-2005) and advective transport (MODPATH6) model was used to examine subsurface nitrate transport to wells and...

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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 09:57 PM

#5 Federal

MODFLOW-NWT and MODPATH6 models used to simulate contributing areas in hypothetical sedimentary rock aquifers under extreme recharge events

Organization: Department of the Interior
Dataset Last Updated: January 04, 2022 at 12:00 AM

MODFLOW-NWT groundwater flow models and MODPATH6 particle tracking simulations were developed to determine contributing areas (CAs) for and advective travel times to domestic wells under extreme...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 08:29 PM

#6 Federal

MODPATH Model Used to Evaluate Flowpaths from Two Contaminant Plume Source Areas near Joint Base Cape Cod, Western Cape Cod, Massachusetts

Organization: Department of the Interior
Dataset Last Updated: April 16, 2026 at 12:00 AM

The U.S. Geological Survey (USGS) used an existing groundwater flow model to determine steady-state groundwater flowpaths from two contaminant plume source areas by using a particle tracking...

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Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 07:26 PM

#7 Federal

Simulated Recharge Areas to Surface Waters and Public-Supply Wells with Travel Times Greater Than and Less Than 10 Years For Average 2005-2015 Conditions, Long Island, NY

Organization: Department of the Interior
Dataset Last Updated: June 30, 2023 at 12:00 AM

This data release contains model simulation results of a particle tracking analysis to delineate areas that provide recharge to surface waters and public-supply wells on Long Island, NY. The...

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Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 08:02 PM

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