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• Organization: Department of the Interior
• Updated: 20200825 | Harvested: July 18, 2025 at 03:25 AM

Three wells in New Hampshire were sampled bimonthly over three years to evaluate the temporal variability of arsenic concentrations and groundwater age. All samples had measurable concentrations...

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• Organization: Department of the Interior
• Updated: 20200827 | Harvested: July 18, 2025 at 12:38 AM

This data release consists of data (in four tables) for assessing the time scales of arsenic variability in three production wells in New Hampshire; tables that describe the data fields in the...

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• Organization: Department of the Interior
• Updated: 20231024 | Harvested: July 16, 2025 at 08:21 AM

Improvements to an existing regional groundwater-flow model of a 160-square mile area of coastal New Hampshire (https://doi.org/10.3133/sir20085222), incorporating MODFLOW-NWT and by more...

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