Balaban, N.H.; Bloomgren, Bruce A.; Cleland, Jane M.; Olsen, Bruce M.
Date Created:
1989
Description:
Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock topography), scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22237.pdf
Balaban, N.H.; Bloomgren, Bruce A.; Tipping, Robert G.; Wahl, Timothy E.
Date Created:
1989
Description:
Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22234.pdf
Balaban, N.H.; Cleland, Jane M.; Tipping, Robert G.; Bloomgren, Bruce A.; Meints, Joyce
Date Created:
1990
Description:
Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22250.pdf
Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22263.pdf
Balaban, N.H.; Hobbs, Howard C.; Aronow, Saul; Patterson, Carrie J.
Date Created:
1990
Description:
Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials at the land surface), scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22259.pdf
Balaban, N.H.; Hobbs, Howard C.; Bloomgren, Bruce A.; Mossler, John H.; Patterson, Carrie J.
Date Created:
1990
Description:
Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock topography), scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22260.pdf
Balaban, N.H.; Hobbs, Howard C.; Cleland, Jane M.; Wahl, Timothy E.; Bloomgren, Bruce A.
Date Created:
1990
Description:
Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22257.pdf
Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams, scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22258.pdf
Maps showing locations and types of bedrock aggregate and sand and gravel resources, scale 1:100,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22265.pdf
Balaban, N.H.; Hobbs, Howard C.; Palen, Barbara, M.
Date Created:
1990
Description:
Maps showing where and how much ground water may be present and aquifer characteristics of the bedrock geologic units, scale 1:125,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22262.pdf
Balaban, N.H.; Hobbs, Howard C.; Palen, Barbara M.
Date Created:
1990
Description:
Maps showing where and how much ground water may be present and aquifer characteristics of the unconsolidated (not rock) Quaternary sediments (glacial and stream sediments), scale 1:125,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22261.pdf
Balaban, N.H.; Hobbs, Howard C.; Walsh, James F.; Olsen, Bruce M.
Date Created:
1990
Description:
Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and surroundings, scale 1:125,000, Dakota County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22264.pdf
Maps showing where and how much ground water may be present and aquifer characteristics of the bedrock geologic units, scale 1:150,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22239.pdf
Maps showing where and how much ground water may be present and aquifer characteristics of the unconsolidated (not rock) Quaternary sediments (glacial and stream sediments), scale 1:100,000; 1:1333,333. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22238.pdf
Balaban, N.H.; Kanivetsky, Roman; Cleland, Jane M.
Date Created:
1990
Description:
Maps showing ground water resources and aquifer characteristics in the bedrock aquifers and the unconsolidated surficial sediments, scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22254.pdf
Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22255.pdf
Balaban, N.H.; Meyer, Gary N.; Baker, Robert W.; Patterson, Carrie J.
Date Created:
1990
Description:
Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials at the land surface), scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22252.pdf
Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials at the land surface), scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22236.pdf
Maps showing locations and types of bedrock aggregate and sand and gravel resources, scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22249.pdf
Balaban, N.H.; Mossler, John H.; Bloomgren, Bruce A.
Date Created:
1990
Description:
Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams, scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22251.pdf
Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and surroundings, scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22256.pdf
Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Winona County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21125.pdf
Balaban, N.H.; Olsen, Bruce M.; Bloomgren, Bruce A.
Date Created:
1989
Description:
Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams, scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22235.pdf
Balaban, N.H.; Olsen, Bruce M.; Bloomgren, Bruce A.
Date Created:
1989
Description:
Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and surroundings, scale 1:100,000, Hennepin County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22241.pdf
Balaban, N.H.; Patterson, Carrie J.; Mossler, John H.; Bloomgren, Bruce A.
Date Created:
1990
Description:
Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock topography), scale 1:100,000, Washington County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22253.pdf
Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22240.pdf
Cross sections detailing how and when ground water moves through the bedrock and Quaternary (unconsolidated glacial and stream sediment overlying the bedrock) aquifers, scale mixed, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22333.pdf
Maps showing ground water resources and aquifer characteristics in the bedrock and unconsolidated sediments overlying the bedrock, including the age of the water as determined from radioactive isotopes in the water, scale 1:150,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22332.pdf
Map showing the susceptibility of ground water in the upper most bedrock aquifers to contamination, including the age of the water as determined from radioactive isotopes in the water, scale 1:110,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22334.pdf
Cross sections detailing how and whe bedrock and Quaternary (unconsolidated glacial and stream sediment overlying the bedrock) aquifers, scale mixed, Pope County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22352.pdf
Maps showing the hydrolgic characteristics of buried aquifers in unconsolidated sediments overlying the bedrock and water table elevation and depth to water table in the buried aquifers, including the age of the water as determined from radioactive isotopes in the water, scale 1:100,000, Pope County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22351.pdf
Maps showing the ground water resources and hydrolgic characteristics of unconsolidated sediments found at the surface of the landscape and water table elevation and depth to water table, scale 1:100,000, Pope County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22350.pdf
Map showing the susceptibility of ground water in the buried unconsolidated sediment aquifers to contamination, including the age of the water as determined from radioactive isotopes in the water, scale 1:150,000, Pope County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22353.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), scale 1:62,500, Waseca County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22468.pdf
Structure (recognizable features produced by deformation of rocks) maps of the St. Peter Sandstone, Prairie du Chien Group, and Jordan Sandstone; Isopach (thickness) maps of the St. Peter Sandstone and Prairie du Chien Group and aeromagnetic anomaly data (relative to the earth's magnetic field interpretation of magnetic data collected from airborne surveys indicating the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth, scale 1:125,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22469.pdf
Cross sections and structure (recognizable features produced by deformation of rocks) map of the Mt. Simon Sandstone, extending into Le Sueur and Rice Counties, scale 1:100,000; water quality-chemistry from bedrock wells, scale 1:125,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22470.pdf
Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams, scale 1:100,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22326.pdf
Maps showing locations and types of mineral resources, bedrock aggregate and sand and gravel resources, scale 1:200,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22331.pdf
Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22325.pdf
Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded. Interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth and associated detailed geologic interpretations of selected areas, scale 1:24,000; 1:300,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22327.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Schroeder quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22588.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Split Rock Point quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22561.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Two Harbors Northeast quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22569.pdf
Boerboom, Terrence J.; Green, John C.; Albers, P.; Miller, James D., Jr.
Date Created:
2006
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Tofte quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22589.pdf
Boerboom, Terrence J.; Green, John C.; Jirsa, Mark A.
Date Created:
2002
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the French River and Lakewood quadrangles, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22537.pdf
Boerboom, Terrence J.; Green, John C.; Jirsa, Mark A.
Date Created:
2002
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Knife River quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22538.pdf
Boerboom, Terrence J.; Green, John C.; Miller, James D., Jr.
Date Created:
2003
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Castle Danger quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22554.pdf
Boerboom, Terrence J.; Green, John C.; Miller, James D., Jr.
Date Created:
2003
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Two Harbors quadrangle, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22553.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Waite Park Area, St. Cloud District, Stearns County, Minnesota, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23389.pdf
Boerboom, Terrence J.; Knaeble, Alan R.; Patterson, Carrie J.; Meyer, Gary N.
Date Created:
2001
Description:
Cross sections showing the subsurface stratigraphy and unit characteristics of unconsolidated (glacial and stream sediments) overlying the bedrock, scale 1:100,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22329.pdf
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Silver Island Lake, Wilson Lake and Toohey Lake quadrangles, scale 1:24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22478.pdf
Boerboom, Terrence J.; Patterson, Carrie J.; Knaeble, Alan R.
Date Created:
2001
Description:
Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials at the land surface) and thickness of the Quaternary glacial materials, scale 1:100,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22328.pdf
Boerboom, Terrence J.; Shade, Beverley L.; Alexander, E. Calvin, Jr.; Alexander, Scott C.
Date Created:
2001
Description:
Map showing the thickness (depth to bedrock) of unconsolidated sediments (Quaternary glacial and stream materials) over the bedrock surface and elevation of the bedrock surface (bedrock topography), scale 1:200,000; map showing locations of sinkholes and sinkhole cross sections, scale 1:100,000, Pine County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22330.pdf
Boerboom, Terrency J.; Severson, Mark J.; Southwick, David L.
Date Created:
1999
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) Aitkin quadrangle, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22496.pdf
Boerboom, Terrency J.; Severson, Mark J.; Southwick, David L.
Date Created:
1999
Description:
Data base, Aitkin quadrangle showing drill holes, outcrops and other data used to make interpretations of bedrock geology for map M-99, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22497.pdf
Boerboom, Terrency J.; Severson, Mark J.; Southwick, David L.
Date Created:
1999
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) Mille Lacs quadrangle, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22498.pdf
Boerboom, Terrency J.; Severson, Mark J.; Southwick, David L.
Date Created:
1999
Description:
Data base, Mille Lacs quadrangle showing drill holes, outcrops and other data used to make interpretations of bedrock geology for map M-100, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22499.pdf
Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth) map of Minnesota, scale 1:500,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22632.pdf
Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21104.pdf
Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21105.pdf
Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21108.pdf
Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21109.pdf
Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21106.pdf
Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21107.pdf
Shaded-relief, (pseudo 3d), black and white map of Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airborne surveys, the map colors indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth) in Minnesota, scale 1:1,000,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn23258.pdf
Gravity (interpretation of gravity data collected with ground based meters indicating differences in rock density of rocks in the upper crust) and magnetic anomaly (interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth) map of southwestern Minnesota, scale 1:250,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22531.pdf
Gravity (interpretation of gravity data collected with ground based meters indicating differences in rock density of rocks in the upper crust) and magnetic anomaly (interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth) map of the central Duluth complex, scale 1:100,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22522.pdf
Gravity (interpretation of gravity data collected with ground based meters indicating differences in rock density of rocks in the upper crust) and magnetic anomaly (interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth) map of the Duluth complex and related rocks, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22529.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21110.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21114.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21116.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21113.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21112.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21117.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21111.pdf
Total magnetic intensity anomaly, contour, scale 1:100,000.Interpretation of magnetic data collected from airborne surveys, the map contours (lines of equal magnetic intensity) indicate the distribution and concentration of magnetic minerals (primarily iron-bearing) within the upper crust of the earth. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn21115.pdf
Geophysical (gravity and magnetic) data and modeling of subsurface geology from the geophysical data for part of the Duluth Complex, scale 24,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22487.pdf
Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour lines (isolines) of equal value, map of Minnesota, scale 1:500,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22631.pdf
Text of the Northfield City Charter with resolutions, ordinances and notices as recorded by the City of Northfield, Minnesota from March 1875 to June 1906.
Text of the Northfield City Charter with resolutions, ordinances and notices as recorded by the City of Northfield, Minnesota from January 1908 to March 1957.
Pollution sensitivity of Quaternary (glacial and stream sediment) aquifers, southern Red River Valley, Minnesota, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22607.pdf
Quaternary (glacial and stream sediment) hydrogeology (ground water information) map of southern Red River Valley, Minnesota, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22606.pdf
Quaternary (glacial and stream sediment) hydrogeology (ground water information) map of southwestern Minnesota, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22602.pdf
Quaternary (glacial and stream sediment) hydrogeology (ground water information) map of the upper Minnesota River basin, Minnesota, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22610.pdf
Pollution sensitivity of Quaternary (glacial and stream sediment) aquifers, of the upper Minnesota River basin, Minnesota, scale 1:200,000. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22611.pdf
Falteisek, Jan; Alexander, E. Calvin, Jr.; Berner, David J.; Gao, Yongli; Green, Jeffrey A.
Date Created:
2003
Description:
Maps showing distribution of karst (carbonate rock with caves, springs) units and features and karst hydrology in carbonate rocks susceptible to being dissolved by acidic ground water, scale 1:100000, Goodhue County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22324.pdf
Falteisek, Jan; Alexander, E. Calvin, Jr.; Green Jeffrey A.; Alexander, Scott C.; Spong, Ronald C.
Date Created:
1996
Description:
Map showing the locations of springs and seeps and the interaction of surface drainage, karst (carbonate rock with caves, springs) ground water and subsurface flow, scale 1:100,000, Fillmore County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22284.pdf
Cross sections detailing how and when ground water moves through the bedrock and Quaternary (unconsolidated glacial and stream sediment overlying the bedrock) aquifers, scale 1:100,000, Goodhue County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22322.pdf
Map showing the susceptibility of ground water in the upper most bedrock aquifers to contamination, including the age of the water as determined from radioactive isotopes in the water, scale 1:100,000, Goodhue County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22323.pdf
Maps showing ground water resources and aquifer characteristics in the bedrock and unconsolidated sediments overlying the bedrock, including the age of the water as determined from radioactive isotopes in the water, scale 1:150,000, Goodhue County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22321.pdf
Maps showing ground water resources and aquifer characteristics in the bedrock, including the age of the water (how long since the water entered the ground), scale 1:100,000, Mower County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22311.pdf
Map showing the susceptibility of ground water in the upper most bedrock aquifers to contamination, including the age of the water as determined from radioactive isotopes in the water, scale 1:100,000; 1:200,000, Mower County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22313.pdf
Maps showing ground water resources and aquifer characteristics in the bedrock, including the age of the water (how long since the water entered the ground), scale 1:100,000, Rice County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22292.pdf
Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediments) to contamination,including the age of the water (how long since the water entered the ground), scale 1:100,000, Rice County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22293.pdf
Map showing sensitivity interpretations and how the age of the water as determined from radioactive isotopes (tritium) is related to the ease of pollution, scale 1:200,000, Rice County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22294.pdf
Maps and cross sections detailing how and when ground water moves through the bedrock aquifers, scale 1:67,000, Mower County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22312.pdf
Maps showing ground water resources and aquifer characteristics in the bedrock and unconsolidated sediments (glacial and stream sediments) overlying the bedrock and interactions between surface and bedrock aquifers, scale 1:100,000, Rice County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22291.pdf
Falteisek, Jan; Green, Jeffrey A.; Alexander, E. Calvin Jr.; Marken, William J.; Alexander, Scott C.
Date Created:
2002
Description:
Maps showing distribution of karst (carbonate rock with caves, springs) units and features and karst hydrology in carbonate rocks susceptible to being dissolved by acidic ground water, scale 1:100000, Mower County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22314.pdf
Falteisek, Jan; Witthuhn, Kathleen, M.; Alexander, E. Calvin, Jr.
Date Created:
1996
Description:
Map showing location of sinkholes and likelihood of future sinkhole development, scale 1:100,000, Fillmore County. Electronic file available at: ftp://mgsftp2.mngs.umn.edu/map_catalog/pdf/umn22283.pdf