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Explore water-related photography, imagery, and illustrations.
Example output from REFDSS showing a “Flow Versus Habitat Chart”, which is a means of visualizing the habitat area as a function of streamflow (discharge).
Example output from REFDSS showing a “Flow Versus Habitat Chart”, which is a means of visualizing the habitat area as a function of streamflow (discharge).
Example of SSEBop Eta product: Spatial distribution of (A ) annual evapotranspiration (millimeters per year) and (B ) evapotranspiration (millimeters per day) on the day of satellite overpass (July 6, 2013) in a selected part of the southern Willcox irrigation district in Arizona. Modified from G.B. Senay, USGS, written commun., Oct. 26, 2015.
Example of SSEBop Eta product: Spatial distribution of (A ) annual evapotranspiration (millimeters per year) and (B ) evapotranspiration (millimeters per day) on the day of satellite overpass (July 6, 2013) in a selected part of the southern Willcox irrigation district in Arizona. Modified from G.B. Senay, USGS, written commun., Oct. 26, 2015.
Estimates of groundwater discharge to streams (baseflow) at 229 sites in the Upper Colorado River Basin. Groundwater discharge to streams contributes an average of 48 percent of total streamflow in the UCRB.
Estimates of groundwater discharge to streams (baseflow) at 229 sites in the Upper Colorado River Basin. Groundwater discharge to streams contributes an average of 48 percent of total streamflow in the UCRB.
High level of selenium in fish, fisherman notice sign posted at Sweitzer Lake State Park in the lower Gunnison River Basin in western Colorado. Photo from the USGS circular 1360 "Water Quality in Pricipal Aquifers of the United States, 1991-2010."
High level of selenium in fish, fisherman notice sign posted at Sweitzer Lake State Park in the lower Gunnison River Basin in western Colorado. Photo from the USGS circular 1360 "Water Quality in Pricipal Aquifers of the United States, 1991-2010."
USGS employees sampling a groundwater well for groundwater quality data.
USGS employees sampling a groundwater well for groundwater quality data.
Drinking water from a faucet
Drinking water from a faucet
Photograph of the Willamette River passing through downtown Portland, OR.
Photograph of the Willamette River passing through downtown Portland, OR.
"Fish" ready to be lowered from bridge for storm sampling.
"Fish" ready to be lowered from bridge for storm sampling.
Hydrotech lowering "fish" off of a bridge for storm sampling.
Hydrotech lowering "fish" off of a bridge for storm sampling.
Storm sampling in action.
Hydrotechs lowering sampler for sample collection.
Hydrotechs lowering sampler for sample collection.
A wagon is used to move the churn to the sampler. It makes it easier to tote.
A wagon is used to move the churn to the sampler. It makes it easier to tote.
Dam with overflow pipe discharging water from spring (109) near Lee Creek in the Trinity aquifer outcrop, northern Bexar County, Texas. Photograph taken on Monday, November 15, 2010.
Data Series 750
Dam with overflow pipe discharging water from spring (109) near Lee Creek in the Trinity aquifer outcrop, northern Bexar County, Texas. Photograph taken on Monday, November 15, 2010.
Data Series 750
The first USGS streamgage, at Embudo, New Mexico, just turned 125 years old.
The first USGS streamgage, at Embudo, New Mexico, just turned 125 years old.
Beautiful River with Mount Rainier in the background
Beautiful River with Mount Rainier in the background
The Pembina River located at Neche, North Dakota.
The Pembina River located at Neche, North Dakota.
The Cannonball River in the fall at Breien, ND.
The Cannonball River in the fall at Breien, ND.
Looking downstream toward beaver dam on Big Muddy Creek near Almont, North Dakota. Flow is 4.40 cubic feet per second.
Looking downstream toward beaver dam on Big Muddy Creek near Almont, North Dakota. Flow is 4.40 cubic feet per second.
Solomon Gulch at Top of Falls during Solomon Lake sill event. Hydrographer in the photo is Jeff Wiles of the Anchorage Field Office.
Solomon Gulch at Top of Falls during Solomon Lake sill event. Hydrographer in the photo is Jeff Wiles of the Anchorage Field Office.
USGS hydrologic technician measuring streamflow in the Merced River, near Happy Isles stream gage in Yosemite Valley.
USGS hydrologic technician measuring streamflow in the Merced River, near Happy Isles stream gage in Yosemite Valley.
Spring (104) near the headwaters of Leon Creek in the Trinity aquifer outcrop, northern Bexar County, Texas. Photograph taken on Tuesday, October 5, 2010.
Spring (104) near the headwaters of Leon Creek in the Trinity aquifer outcrop, northern Bexar County, Texas. Photograph taken on Tuesday, October 5, 2010.