Characteristics of Fractures in Crystalline Bedrock Determined by Surface and Borehole Geophysical Surveys, Eastern Surplus Superfund Site, Meddybemps, Maine

U.S. Geological Survey, Water-Resources Investigations Report 99-4050

by Bruce P. Hansen, Janet Radway Stone, and John W. Lane, Jr.

Table of Contents

Abstract

Introduction

Description of Study Area

Acknowledgments

Geophysical-Survey Methods

Azimuthal Square-Array Resistivity

Acoustic Televiewer

Borehole Video

Single-Hole Directional Radar

Fracture Orientation and Relative Distribution Determined by Geophysical Methods

Azimuthal Square-Array Resistivity

Acoustic Televiewer

Single-Hole Directional Radar

Integrated Fracture Orientation

Correction of Fracture Density

Water-Yielding Fractures

Orientation and Distribution

Hydraulic Characteristics

Summary and Conclusions

References

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U.S. Department of the Interior, U.S. Geological Survey Persistent URL: http://pubsdata.usgs.gov/pubs/wri/wrir99-4050/html/toc.html Page Contact Information: USGS Publishing Network Last modified: Wednesday, December 07 2016, 01:18:24 PM

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