A U.S. Geological Survey representative told the Little Calumet River Basin Development Commission in August that arsenic levels were found at a Gary well in 2022.

A strong, 6.9-magnitude earthquake struck in the Visayan Sea on Tuesday, according to the United States Geological Survey.

A strong earthquake with a preliminary magnitude of 6.9 struck the Central Philippines around 10 p.m. local time, according ...

An earthquake of magnitude 6.9 struck in waters about 100 km (62 miles) from Cebu City in the Philippines late on Tuesday, the United States Geological Survey (USGS) said. There was no tsunami threat ...

The United States Geological Survey has confirmed a weekend earthquake in South Carolina. According to the USGS, a 1.7 ...

A 4.8-magnitude earthquake was reported in Alaska on Tuesday (July 22), according to the United States Geological Survey. The earthquake was centered along the island of Sand Point at a depth of 38.4 ...

MANILA: A 6.9-magnitude quake struck off the coast of central Philippines on Tuesday (Sept 30) evening, the US Geological ...

A 4.3 magnitude earthquake jolted the US state of California early Monday, according to the US Geological Survey. The US ...

Studying the earth from 1,000 feet up, a USGS aerial survey is looking for pyrrhotite and other dangers under New England soil ...

A magnitude 7.0 earthquake hit the Philippines at 1359GMT on Tuesday, the US Geological Survey said. The epicenter, with a ...

Residents in Northern Colorado may spot a low flying helicopter in the area over the next three months due to an ongoing geological survey. The United States Geological Survey will be using airborne ...