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Dissolved organic carbon, total petroleum hydrocarbons and and toxicity assay results for Bemidji, MN (2018) (ver. 2.0, June 2023)

Dates

Publication Date
Start Date
2016-08-02
End Date
2018-06-26

Citation

Bekins, B.A., Brennan, J.C., Tillitt, D.E., Cozzarelli, I.M., Illig, J.M., and Martinović-Weigelt, D., 2020, Dissolved organic carbon, total petroleum hydrocarbons and toxicity assay results for Bemidji, MN (2018)(ver. 2.0, June 2023): U.S. Geological Survey data release, https://doi.org/10.5066/P9EGYDRJ.

Summary

In crude-oil-contaminant plumes the dissolved organic carbon (DOC) is mainly hydrocarbon degradation intermediates only partly quantified by the diesel range total petroleum hydrocarbon (TPHd) method. To understand potential biological effects of degradation intermediates we tested three fractions of DOC: (1) solid phase extract (HLB); (2) dichloromethane (DCM-total) extract used in TPHd; and (3) DCM extract with hydrocarbons isolated by silica gel cleanup (DCM-SGC). Bioactivity of extracts from five wells spanning a range of DOC was tested using an in vitro multiplex reporter system that evaluates modulation of activity of 46 transcription factors; extracts were evaluated at concentrations equivalent to the well water samples. The [...]

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Bemidji_2018_NVDOC_TPHd_SGC_TPHg-ver2.0.csv 1.12 KB text/csv
Dissolved_organic_carbon_total_petroleum_hydrocarbons_and_toxicity_assay_results_for_Bemidji_MN_2018.xml
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Purpose

These data were collected to understand the relative biological effects of petroleum hydrocarbons and hydrocarbon degradation intermediates

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ScienceBase WMS

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  • National Crude Oil Spill Fate and Natural Attenuation Research Site
  • USGS Data Release Products

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DOI https://www.sciencebase.gov/vocab/category/item/identifier doi:10.5066/P9EGYDRJ

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