To celebrate the 30th anniversary of the enactment of the Clean Water Act, the U.S. Geological Survey, New Jersey District, along with the Delaware River Basin Commission and the New Jersey Department of Environmental Protection, conducted live demonstrations of various sampling techniques.
Informational posters were exhibited to complement the live demonstrations. Pamphlets and other items also were available to visitors at the Delaware and Raritan Canal State Park. Personnel from all the contributing agencies were on hand to answer questions posed by students and the public.
 Delaware River Basin Commission personnel explain estuarine and large-water-body sampling methods and equipment. |
 Delaware River Basin Commission personnel explain estuarine and large-water-body sampling methods and equipment. |
 A USGS employee explains stream-gaging equipment to the WZBN television crew. |
 Rick Kropp, New Jersey District Chief, USGS; Carol Colliers, Executive Director, DRBC; and Gary Sondenmeyer, Chief of Staff, NJDEP, explain the role of the various agencies in water monitoring in New Jersey. |
 A USGS employee explains stream-gaging equipment to high school science students from Perth Amboy. |
 A USGS employee explains stream-gaging equipment to high school science students from Perth Amboy and other attendees. |
 USGS personnel demonstrate water-quality sampling equipment. |
 USGS personnel demonstrate water-quality sampling equipment. |
 Attendees view demonstration of stream-gaging equipment by a USGS employee. |
 Gary Sondenmeyer, NJDEP Chief of Staff, listens to a USGS employee explain how the USGS publishes the water data that it collects. |
 NJDEP personnel demonstrate water-quality sampling procedures in the Delaware River. |
 NJDEP personnel demonstrate water-quality sampling procedures in the Delaware River. |