|New Hampshire Elevation Map|
The topography of an area determines the direction of stream flow and often is a primary influence on the geographic distribution of precipitation. View a detailed New Hampshire elevation map
|New Hampshire Stream and River Levels|
The United States Geological Survey has a number of stream gages located throughout New Hampshire. These estimate stream levels, discharges and record them over time. This data is published on the web and many stations allow users to plot custom graphs. Get updated New Hampshire river and stream levels from USGS here
|New Hampshire Stream and River Level Alerts|
The United States Geological Survey has a system that will send you an email message when flood levels are reached on any steam with USGS gaging equipment that you have selected. Sign up here
to recieve New Hampshire stream and river level alerts.