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Skunk River Basin Maps, 1987
Skunk River Basin Maps including information on alluvial and buried channel aquifiers; depth to bedrock; quaternary isopach; median nitrate concentration for sample centers and shallow bedrock areas.
1985 Basin 1 Relief Maps
A series of engineering maps regarding the plan and profile of Basin 1 Relief Sewer, Grinnell, Iowa.
Poweshiek County Highway and Transportation Map
A 1993 map created by Iowa Department of Transportation.
National Wetlands Inventory
Series of aerial photograph maps dated 1983-05 of wetlands in Poweshiek County. Technical responsibility notations dated 1990. Towns included: Newburg, Grinnell(North & South), Searsboro, Sheridan, Malcolm, Montezuma, Belle Plaine SW, Brooklyn,…
Arbor Lake To Live Again
News article discussing the fate of Arbor Lake.
2007 Poweshiek County Soil and Water Conservation District Annual Report
Annual report includes various conservation programs, conservation practices, events, financial details, and outlook for upcoming year.
2005 Poweshiek County Soil and Water Conservation District Annual Report
Annual report includes various conservation programs, conservation practices, events, financial details, and outlook for upcoming year.
2003 Poweshiek County Soil and Water Conservation District Annual Report
Annual report includes various conservation programs, conservation practices, events, financial details, and outlook for upcoming year.
2002 Poweshiek County Soil and Water Conservation District Annual Report
Annual report includes various conservation programs, conservation practices, events, financial details, and outlook for upcoming year.
2001 Poweshiek County Soil and Water Conservation District Annual Report
Annual report includes various conservation programs, conservation practices, events, financial details, and outlook for upcoming year.
