Nitrate sensor at the Frio River at Concan, Tex.

Photograph showing nitrate sensor at the Frio River at Concan, Tex.

Detailed Description

Back cover photo from Opsahl, S.P., Musgrove, M., Mahler, B.J., and Lambert, R.B., 2018, Water-quality observations of the San Antonio segment of the Edwards aquifer, Texas, with an emphasis on processes influencing nutrient and pesticide geochemistry and factors affecting aquifer vulnerability, 2010–16: U.S. Geological Survey Scientific Investigations Report 2018–5060, 67 p., https://doi.org/10.3133/sir20185060.

Details

Image Dimensions: 4000 x 3000

Date Taken:

Location Taken: TX, US