Images

USGS scientist Mark Warzecha makes a streamflow measurement with Acoustic Doppler Current Profiler downstream of a USGS streamgage station on the Blanco River at Interstate 35. The streamgage is not currently accessible, so a measurement is being made at the safest downstream location. 

During an October 31 site visit to USGS Station 01011000 on the Allagash River, hydrologic technician Laura Flight took this photo of pancake ice, also known as pan ice, collecting in an eddy on the shore of the Allagash River. 

USGS employee Kevin Murphy collecting water quality sample at USGS gage 09359020 Animas River below Silverton, CO.

Animas River below Wilverton, CO; Kevin Murphy collecting water quality sample.

Fourmile Canyon Creek near Sunshine, CO; Zach Martin surveying high-water for indirect flood measurement after 2013 Boulder floods.

Precipitation data collected in the 7 days before September 18, 2013

Precipitation data collected in the 30 days before September 18, 2013

The Big Thompson River is one of many that flooded during a significant September 2013 rain event along Colorado's Front Range, damaging or destroying several USGS streamgages.

The USGS Big Thompson River at Loveland streamgage, pictured here, was damaged during the September 2013 Colorado flood event. USGS crews installed a temporary streamgage nearby to compensate for the lag in data.

Buckeye Lake at Crystal Beach, OH; Chris Ecker and Carrie Hitger measuring water quality parameters.

This bridge is at 75th Street east of Boulder showing Boulder Creek at flood stage (5000 cfs) on Friday, September 13, 2013. When looking west (upstream), the USGS streamgage is on the right.

Numerous rivers flooded during a significant September 2013 rain event along Colorado's Front Range, damaging or destroying several USGS streamgages. In response, USGS field crews measured flood flows, made gage repairs, and assessed sites to replace those gages destroyed. 

This flooded culvert is located on Monarch Road just east of the Diagonal Highway in Boulder, Colo.

Numerous rivers flooded during a significant September 2013 rain event along Colorado's Front Range, damaging or destroying several USGS streamgages. In response, USGS field crews measured flood flows, made gage repairs, and assessed sites to replace those gages destroyed. 

A turbid Lost Dog Creek tumbles down steep slopes before feeding Lake Oswego.

Tanner Creek outfall delivers stormwater runoff with insecticides to Tanner Creek, tributary of the Willamette River

Loch Vale Watershed in the Rocky Mountain National Park, Colorado.

Loch Vale Watershed in the Rocky Mountain National Park, Colorado.

Loch Vale Watershed in the Rocky Mountain National Park, Colorado.

Salmon Creek at Bruno Road near Seward, AK; Paul Schauer running a level survey for the streambed scour project.

A USGS employee, is performing a sediment sampling on Barnegat Bay, NJ after Super Storm Sandy.