Hydrology layer

The Hydrology layer shows rivers and lakes. Intermittent rivers are normally not shown because of their sheer number. Intermittent lakes are shown, however.

Hydrology near Niagara Falls Hydrology of southern Florida

Details

Name

The name of the feature, if known. The names of many smaller streams is often unknown.

Type

The type of the feature, e.g. "Reservoir", "Perennial stream or river", etc...

Options

Transparency

Determines how much the underlying layer(s) will show through this layer.

Show

Determines what types of features will be shown

Origin

This layer uses the data available from the U.S. Census Bureau's TIGER system. We used the latest available data, which is for 2008.

The data shown is a combination of the Area Hydrography and the line features, filtered for hydrographic features.