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Explore Search: water pH

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publication
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An evaluation of in-situ measurements of water temperature, specific conductance, and pH in low ionic strength streams

Center News
Examining stratigraphy of the glacial aquifer system

New 3-D models predict pH conditions throughout the glacial aquifer system

map
Collage of USGS Maps.

Map showing dissolved-solids concentration and pH of water in selected streams in Kentucky River Area Development District, Kentucky

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Data for machine learning predictions of pH in the glacial aquifer system, northern USA

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Columbia River Basin calcium and pH data accessed on 2022 March 31 for dreissenid mussel risk assessments

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Prediction grids of pH for the Mississippi River Valley Alluvial and Claiborne Aquifers

Data Release
Map of intensities of agricultural nutrients (48 states)

Reach-scale estimates of nutrient, water use, dissolved oxygen, and pH conditions in the Pacific drainages of the United States

publication
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Modeling carbon dioxide, pH, and un-ionized ammonia relationships in serial reuse systems

publication
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Evaluation of trends in pH in the Yampa River, northwestern Colorado, 1950-2000

publication
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Precision of a field method for determination of pH in dilute lakes

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Disentangling the effects of low pH and metal mixture toxicity on macroinvertebrate diversity: datasets

map
Collage of USGS Maps.

Maps showing distribution of pH, copper, zinc, fluoride, uranium, molybdenum, arsenic, and sulfate in water, Richfield 1° x 2° quadrangle, Utah

Center News
Image: Ready for Action

Increasing radium concentrations in low-pH aquifer potentially related to road salt application

publication
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Scatter diagrams and correlations of uranium in surface water versus discharge, conductivity, and pH at various locations throughout the United States

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Ascii grids of predicted pH in depth zones used by domestic and public drinking water supply depths, Central Valley, California

publication
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Summit crater lake observations, and the location, chemistry, and pH of water samples near Mount Chiginagak volcano, Alaska: 2004-2012

publication
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Modeling Carbon Dioxide, pH and Un-Ionized Ammonia Relationships in Serial Reuse Systems

publication
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Relations among pH, sulfate, and metals concentrations in anthracite and bituminous coal-mine discharges, Pennsylvania

publication
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Storms and pH of dam releases affect downstream phosphorus cycling in an arid regulated river

map
Collage of USGS Maps.

Predicted pH of groundwater in the Mississippi River Valley alluvial and Claiborne aquifers, south-central United States

publication
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Ecogeochemistry of the subsurface food web at pH 0–2.5 in Iron Mountain, California, U.S.A.

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Water Temperature, Dissolved Oxygen, and pH Point Measurements from a Beaver Pond along Fanno Creek, Oregon, on four hot days in summers 2016-17

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Water temperature, specific conductance, pH, and dissolved-oxygen concentrations in the lower White River and the Puyallup River estuary, Washington, August-October 2002

publication
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Removal of fluorine and lithium from hectorite by solutions spanning a wide range of pH

publication
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Relation between road-salt application and increasing radium concentrations in a low-pH aquifer, southern New Jersey

publication
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Simultaneous oxidation of arsenic and antimony at low and circumneutral pH, with and without microbial catalysis

publication
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EXAFS study of mercury(II) sorption to Fe- and Al-(hydr)oxides: I. Effects of pH

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Dominance of 'Gallionella capsiferriformans' and heavy metal association with Gallionella-like stalks in metal-rich pH 6 mine water discharge

publication
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Effects of water temperature and pH on toxicity of terbufos, trichlorfon, 4-nitrophenol and 2,4-dinitrophenol to the amphipod Gammarus pseudolimnaeus and rainbow trout (Oncorhynchus mykiss)

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Comparison of temperature, specific conductance, pH, and dissolved oxygen at selected basic fixed sites in south-central Texas, 1996-98

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