USGS

Hydrogeologic Framework of the Virginia Coastal Plain

U.S. Geological Survey, Professional Paper 1404-C

by Andrew A. Meng III, and John F. Harsh


Table of Contents

Abstract

Introduction

Purpose and scope

Location and extent

Previous investigations

Methods of study

Well-numbering system

Acknowledgments

General geology

Depositional history

Structural setting

Hydrogeologic framework

Basement complex

Lower and lowermost Upper Cretaceous Potomac Formation

Lower Potomac aquifer

Lower Potomac confining unit

Middle Potomac aquifer

Middle Potomac confining unit

Upper Potomac aquifer

Upper Potomac confining unit

Uppermost Cretaceous sediments, undifferentiated

Paleocene and Eocene Pamunkey Group

Brightseat aquifer

Brightseat confining unit

Aquia aquifer

Nanjemoy-Marlboro Clay confining unit

Chickahominy-Piney Point aquifer

Miocene and Pliocene Chesapeake Group

Calvert confining unit

St. Marys-Choptank aquifer

St. Marys confining unit

Yorktown-Eastover aquifer

Yorktown confining unit

Quaternary sediments, undifferentiated

Columbia aquifer

Summary and conclusions

Selected references

Appendix: Record of control wells and hydrogeologic data

 


 

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