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.

The text and graphics are presented here in pdf format (print quality):

The full report is 3.66 MB.

The report is also available in sections below in pdf, for a faster download.

If you have Adobe Acrobat Reader installed on your computer, you may view and/or print the PDF version of this report. If you do not have Acrobat Reader, you may download it here.

Users with visual disabilities can visit this site for conversion tools and information to help make PDF files accessible.

Sections available in pdf:

Section 1 -- 2.14 MB



Description of Study Area


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

Section 2 -- 1.94 MB

Single-Hole Directional Radar

Integrated Fracture Orientation

Correction of Fracture Density

Water-Yielding Fractures

Orientation and Distribution

Hydraulic Characteristics

Summary and Conclusions






U.S. Department of the Interior, U.S. Geological Survey
Persistent URL:
Page Contact Information: Contact USGS
Last modified: Wednesday, December 07 2016, 01:18:23 PM
FirstGov button  Take Pride in America button