GROUND WATER IN NORTH-CENTRAL TENNESSEE
GROUND WATER IN NORTH-CENTRAL TENNESSEE
GROUND WATER IN NORTH-CENTRAL TENNESSEE
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CONTENTS<br />
Pager<br />
-Abstract.________________________________________________________ VH<br />
Introduction ______________________________-----_-_-_---____ 1<br />
Purpose and scope of the investigation...________________________ 1<br />
Location and extent of the area______________________.__________ l<br />
Previous geologic investigations.________________________________ 2<br />
Acknowledgments. ____________________________________________ 3<br />
Geography _______________________________________________________ 4<br />
Transportation. ______________________________________________ 4<br />
Natural resources and industries__________________-______-____-_ 4<br />
Climate _..___ ___________________________________________ 5<br />
General features-....___________________________________ 5<br />
Temperature _____________________________________________ 5<br />
Rainfall____________________________________________ 9><br />
Surface features of central Tennessee._______________________________ 15<br />
Physiographic districts.-_______________________________________ 15<br />
General features._____ ____ ___________--.-__ 15<br />
Highland Rim plateau__»______________________________ 1ft<br />
Nashville Basin_____________________________________ 18<br />
Physiographic history________________________________________ 18<br />
Cumberland cycle-_______-__________-_____-__----_--____-- 18<br />
Highland Rim cycle__________-___________ ____________ 19<br />
NashviHe Basin cycle____--___________________---___-_-_--- 20<br />
General features.______-_-____________-___--_____-_-_- 20<br />
High-terrace stage___________________________________ 21<br />
Peneplain stage.______-_______________-__--__--__-_--- 21<br />
Recent cycle____________________________________________ 22<br />
Drainage system..-.-.....-..........-..--.-...--------^------ 23<br />
Surf ace streams_________________________________________ 23<br />
Underground drainage.________________-____-___--_-_-___-- 24<br />
Stratigraphy _________________________________________________ 24<br />
Sequence and general character of the rocks______________________ 24<br />
Quaternary system___________________________-___---_-_-___-_- 30<br />
Alluvium______________________-______ 30<br />
Tertiary (?) system (Miocene?or Pliocene?)____ __------___--__ 30<br />
High-terrace gravel______________________________________ 30<br />
Cretaceous system.___________________________________________ 31<br />
Upper Cretaceous series__________________________________ 31<br />
Eutaw formation____________________________________ 31<br />
Tuscaloosa formation._________________________________ 31<br />
Carboniferous system________________________________________ 3$<br />
Mississippian series______________________________________ 33;<br />
St. Louis limestone-__-_______-_----------------------- 33;<br />
Warsaw formation____________________________________ 34r<br />
Fort Payne formation.______________-__-----___-_-_--_ 35-<br />
New Providence shale-___-____-__________--------_---- 37<br />
Ridgetop shale______________________________________ 38-<br />
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