Regions

Northeast

Regions L2 Landing Page Tabs

Filter Total Items: 167
water rapids
May 24, 2001

Batavia Kill at Red Falls, Greene County, NY

Batavia Kill at Red Falls, Greene County, NY

A compass on the peak of Hawksbill Mountain, Shenandoah National Park.
November 30, 2000

A compass on the peak of Hawksbill Mountain, Shenandoah National Park.

A compass on the peak of Hawksbill Mountain, Shenandoah National Park, Virginia.

White tanks used to hold the tracer injection solutions with tubing going to injection wells
April 6, 1999

Antibiotics in Groundwater Tracer Injection

U.S. Geological Survey (USGS) scientists conducted a unique study, which demonstrated that the ecology of natural groundwater bacteria changed after exposure of the bacteria to the antibiotic sulfamethoxazole (SMX). The study was conducted within the zone of the historic wastewater-contamination plume at the

...