THE MIDCONTINENT RIFT SYSTEM IN IOWA

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DfB=Defiance Basin,
DkB=Duncan Basin,
ShB=Shenandoah Basin,
AB=Ankeny Basin,
WB=Williamsburg Basin,
MB=Mineola Basin,
StB=Stratford Basin,
JB=Jewell Basin,
NBFZ=Northern Boundary Fault Zone,
PHFZ=Perry-Hampton Fault Zone,
TRSZ=Thurman-Redfield Structural Zone

return to Midcontinent Rift System of Iowa

THE MIDCONTINENT RIFT SYSTEM IN IOWA

DfB=Defiance Basin, DkB=Duncan Basin, ShB=Shenandoah Basin, AB=Ankeny Basin, WB=Williamsburg Basin, MB=Mineola Basin, StB=Stratford Basin, JB=Jewell Basin, NBFZ=Northern Boundary Fault Zone, PHFZ=Perry-Hampton Fault Zone, TRSZ=Thurman-Redfield Structural Zone

DfB=Defiance Basin,
DkB=Duncan Basin,
ShB=Shenandoah Basin,
AB=Ankeny Basin,
WB=Williamsburg Basin,
MB=Mineola Basin,
StB=Stratford Basin,
JB=Jewell Basin,
NBFZ=Northern Boundary Fault Zone,
PHFZ=Perry-Hampton Fault Zone,
TRSZ=Thurman-Redfield Structural Zone