large boulders and rocks are rolled along the river bed. The exception is during times of flood, when velocity increases and friction is overcome due to higher energy levels. Near the mouth ...

In its lower reaches, the river bed has actually become higher than the level of the surrounding countryside. Water is held in by dikes of ever increasing height, some reaching 30 feet and more.

According to NOAA’s National Water Prediction Service, the river along Loudoun’s border at Point of Rocks was expected to ...

The wideness of the river, however, has allowed large portions of the river bed to dry up ... added that “[drought] can actually help river levels... there are times where [the river authority ...

LOWELL — The flood stage level of the Merrimack River is 52 feet, and ever-so-briefly on May 11, it exceeded that threshold, recording a year-to-date high of 52.30 feet, before quickly receeding.

Erosion is the process that wears away the river bed and banks. Erosion also breaks up the rocks that are carried by the river.

MONROE COUNTY, Pa. — The Delaware River in Monroe County is closed due to rising water levels, according to the National Park ...