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#1 Federal

Concentrations and associated method information for trace and major elements in Fourmile Creek near Ankeny, Iowa, USA during the 2011-2014 wastewater treatment facility pre/post-closure assessment

Organization: Department of the Interior
Dataset Last Updated: August 31, 2020 at 12:00 AM

The Ankeny, Iowa wastewater treatment facility (WWTF) was decommissioned in November 2013 providing a unique opportunity to characterize the impacts of WWTF discharge on water quality at the...

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Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: May 05, 2026 at 09:33 PM

#2 Federal

Peak-flow frequency analysis for two selected streamgages in the Fourmile Creek Basin in central Iowa, based on data through water year 2018

Organization: Department of the Interior
Dataset Last Updated: February 22, 2021 at 12:00 AM

This data release presents peak-flow frequency analyses by the U.S. Geological Survey that were based on methods described by Eash and others (2013) for streamgages 05485605 Fourmile Creek near...

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Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: May 05, 2026 at 09:58 PM

#3 Federal

Concentrations and associated method information for pharmaceutical contaminants analyzed in Fourmile Creek near Ankeny, Iowa, USA during the October 2012 to October 2014 wastewater treatment facility pre/post-closure assessment

Organization: Department of the Interior
Dataset Last Updated: August 27, 2020 at 12:00 AM

The USGS conducted a combined wastewater facility pre/post-closure groundwater assessment adjacent to an effluent-impacted reach of Fourmile Creek, Ankeny, Iowa, USA. This data release includes...

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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 09:08 PM

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Concentrations and associated method information for trace and major elements in Fourmile Creek near Ankeny, Iowa, USA during the 2011-2014 wastewater treatment facility pre/post-closure assessment

Peak-flow frequency analysis for two selected streamgages in the Fourmile Creek Basin in central Iowa, based on data through water year 2018

Concentrations and associated method information for pharmaceutical contaminants analyzed in Fourmile Creek near Ankeny, Iowa, USA during the October 2012 to October 2014 wastewater treatment facility pre/post-closure assessment