Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
Benjamin Breland, a research geologist for the U.S. Army Engineer Research and Development Center, and Sarah Marlitt, a historian for the U.S. Army Corps of Engineers Pittsburgh District, inspect a stream of water that appears to indicate acid mine drainage, which they spotted during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi,......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
Benjamin Breland, a research geologist for the U.S. Army Engineer Research and Development Center, working alongside the U.S. Army Corps of Engineers Pittsburgh District, digs a soil sample during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The U.S. Army Corps of Engineers Pittsburgh District......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
Joe Dunbar and Benjamin Breland, research geologists for the U.S. Army Engineer Research and Development Center, working alongside the U.S. Army Corps of Engineers Pittsburgh District, collect soil samples during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The U.S. Army Corps of Engineers Pittsburgh......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
Benjamin Breland, a research geologist for the U.S. Army Engineer Research and Development Center, working alongside the U.S. Army Corps of Engineers Pittsburgh District, uses a hand auger to collect a soil sample during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The U.S. Army Corps of Engineers......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
A team of geologists, historians and archaeologists from U.S. Army Engineer Research and Development Center and the U.S. Army Corps of Engineers Pittsburgh District, inspect the ruins from the original Monongahela River Lock 4 built in the 1800s which still stand today during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi,......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
A sonar monitor on a U.S. Army Corps of Engineers Pittsburgh District boat provides river depth and other navigational data during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The U.S. Army Corps of Engineers Pittsburgh District conducted a shoreline survey to protect potential cultural resources.......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
Benjamin Breland, a research geologist for the U.S. Army Engineer Research and Development Center, working alongside the U.S. Army Corps of Engineers Pittsburgh District, measures how much the water level dropped on the Monongahela River during an archaeologic and geomorphic shoreline survey along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The......
Photo by Michel Sauret | U.S. Army Corps of Engineers Pittsburgh District | 08.06.2024
A gaggle of geese waddle to shore along the Monongahela River between Elizabeth and Charleroi, Pennsylvania, Aug. 6, 2024. The U.S. Army Corps of Engineers Pittsburgh District conducted a shoreline survey to protect potential cultural resources. Cultural resources can include archaeological artifacts or historical sites. Recently, the Pittsburgh District lowered the river level by......
