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Federal
2022 Cartographic Boundary File (SHP), Current Unified School District for Iowa, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
Federal
2022 Cartographic Boundary File (KML), Current County Subdivision for Iowa, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
2022 Cartographic Boundary File (KML), Current State Legislative District-Upper Chamber for Iowa, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
Fish and selected physical and chemical water-quality data for the U.S. Geological Survey Midwest Stream Quality Assessment recent views
Department of the Interior —
In 2013, the first of several Regional Stream Quality Assessments (RSQA) was done in the Midwest United States. The Midwest Stream Quality Assessment (MSQA) was a... -
Federal
2022 Cartographic Boundary File (SHP), Current County Subdivision for Iowa, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
Federal
Data used to evaluate drinking water quality in the glacial aquifer system, northern USA recent views
Department of the Interior —
This data release contains groundwater-quality data and well information for the glacial aquifer system in the northern USA. Water-quality data and well information... -
Federal
TIGER/Line Shapefile, 2023, State, Iowa, Primary and Secondary Roads recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
Maps of earthquake ground motions for the 2009 NEHRP Recommended Seismic Provisions and the 2010 ASCE/SEI 7 Standard recent views
Department of the Interior —
For designing buildings and other structures to safely resist earthquakes, the 2009 NEHRP Recommended Seismic Provisions and the 2010 ASCE/SEI 7 Standard contain maps... -
Federal
Geodatabase of the datasets used to represent the four aquifer subunits of the Cambrian-Ordovician aquifer system, Illinois, Iowa, Michigan, Minnesota, and Wisconsin recent views
Department of the Interior —
This geodatabase includes spatial datasets that represent the Cambrian-Ordovician aquifer system in the States of Wisconsin, Michigan, Minnesota, Iowa, and Illinois.... -
Federal
Missouri River bed elevations near Fort Calhoun Power Plant surveyed during 2011 flood on September, 15 recent views
Department of the Interior —
A RESON SeaBat™ 7125 multibeam echosounder in conjunction with an Applanix Position Orientation Solution for Marine Vessels (POS MV™) WaveMaster system motion sensor,... -
Federal
2022 Cartographic Boundary File (KML), Current State Legislative District-Lower Chamber for Iowa, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2022 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
Drainage areas for selected stream-sampling stations, Missouri River Basin recent views
Department of the Interior —
As part of the U.S. Geological Survey's (USGS) National Water-Quality Assessment Program (NAWQA), an investigation of the Missouri River Basin is being conducted to... -
Federal
Missouri River bed elevations near Omaha Public Power District transmission tower surveyed during 2011 flood on August, 31 recent views
Department of the Interior —
A RESON SeaBat™ 7125 multibeam echosounder in conjunction with an Applanix Position Orientation Solution for Marine Vessels (POS MV™) WaveMaster system motion sensor,... -
Federal
Lake Darling Boundary (polygon) - Edge of water at lake-surface elevation, 656.1 ft above NAVD 88. recent views
Department of the Interior —
This data set consists of a digital polygon coverage that defines the shoreline of Lake Darling in Washington Co., Iowa. The U.S. Geological Survey conducted a... -
Federal
Individual Target Data-Collection Points for Lake Minnewashta, Dickinson County, Iowa recent views
Department of the Interior —
Point coverage of bathymetry target points for Lake Minnewashta in Dickinson Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Lake Minnewashta... -
Federal
Data-Collection Points Along Transects and Around Perimeter at Littlefield Lake, Audubon County, Iowa recent views
Department of the Interior —
Point coverage of bathymetry data for Littlefield Lake in Audubon Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Littlefield Lake in 2004. -
Federal
Sentinel-1 and Sentinel-2 based frequency of open and vegetated water across the United States (2017-2021) recent views
Department of the Interior —
High-frequency observations of surface water at fine spatial scales are critical to effectively manage aquatic habitat, flood risk and water quality. We developed... -
Federal
TIGER/Line Shapefile, 2022, County, Iowa County, IA, Area Hydrography recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
Missouri River bed elevations near Nebraska City coal power plant surveyed during 2011 flood on July, 19 recent views
Department of the Interior —
A RESON SeaBat™ 7125 multibeam echosounder in conjunction with an Applanix Position Orientation Solution for Marine Vessels (POS MV™) WaveMaster system motion sensor,... -
Federal
Hydrographic Surveys of the Missouri River at Langdon backwater, 2011-13 recent views
Department of the Interior —
An Innerspace 456 single-beam echosounder in conjunction with a Trimble® differential Global Positioning System (DGPS), HYPACK® navigation software, and Ashtech...