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Development and Research: Hexavalent Chromium Field Speciation Method

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Hexavalent chromium field speciation supplies

Hexavalent chromium field speciation supplies

Hexavalent chromium field separation

Hexavalent chromium field separation

USGS scientists collecting water from Sheep Creek, which drains the San Gabriel Mountains toward the Sheep Creek Fan

USGS scientists collecting water from Sheep Creek, which drains the San Gabriel Mountains toward the Sheep Creek Fan

Close-up of the mafic Pelona Schist, the formation that is a potential source of chromium contamination in the aquifer underlying the Sheep Creek Fan, California
Close-up of the mafic Pelona Schist, the formation that is a potential source of chromium contamination in the aquifer underlying the Sheep Creek Fan, California
USGS mobile laboratory truck on site at Edwards Air Force Base, California
USGS mobile laboratory truck on site at Edwards Air Force Base, California
Inside view the USGS's mobile laboratory truck showing instrumentation for the on site determination of chromium VI with an ion chromatograph (EPA Method 218.6)
Inside view the USGS's mobile laboratory truck showing instrumentation for the on site determination of chromium VI with an ion chromatograph (EPA Method 218.6)
USGS scientist working in the mobile laboratory truck at Edwards Air Force Base, California
USGS scientist working in the mobile laboratory truck at Edwards Air Force Base, California
USGS scientists collecting and processing ground-water samples at Edwards Air Force Base, California
USGS scientists collecting and processing ground-water samples at Edwards Air Force Base, California
USGS scientist measuring on-site parameters of ground water samples at Edwards Air Force Base, California
USGS scientist measuring on-site parameters of ground water samples at Edwards Air Force Base, California
USGS scientist collecting a well sample at 29 Palms Marine Base, California
USGS scientist collecting a well sample at 29 Palms Marine Base, California
   

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