Title Page

Table of Contents

Dedication

Memorials

Greetings

WGA Conference Committee and Officers

From the Editor

WGA Publications List

Stratigraphic Column

List of Advertisers

COAL BED METHANE

Stratigraphic Correlation of the Wyodak-Anderson Coal Zone in the Powder River Basin, Montana and Wyoming: a tale of uncorrelatable coal beds. Romeo A. Flores

Stratigraphic Palynology of the Fort Union Formation (Paleocene) in the Powder River Basin, Montana and Wyoming – a guide to correlation of methane-producing coal Zones. Doug Nichols

U.S. Geological Survey 1999 Assessment of Wyodak-Anderson Coal Resources in the Powder River Basin, Wyoming and Montana. Margaret S. Ellis

Coalbed Methane in Wyoming. Rodney H. DeBruin and Robert M. Lyman

Summary of Federal Oil and Gas Leasing in the Powder River Basin, Wyoming, 1990-1999. Frederick J. Crockett

Downstream Gathering and Transportation of Coalbed Methane, Powder River Basin, Wyoming. Chuck Sawyer and Brian Jeffries

Drawdown in the Wyodak/Anderson Coal Bed, 1980-1998 Coal, Powder River Basin, Wyoming. Joe Meyer

The Origin of Natural Gas in the Tertiary Coal Seams on the Eastern Margin of the Powder River Basin. Anthony W. Gorody

Determining Coal Gas Content using Mudlogging Methods. William S. Donovan

URANIUM

Fluvial Architecture and Paleogroundwater Infiltration of the Fort Union Formation near the Highland Uranium Mine, South Powder River Basin, Wyoming. John M. Hunter

Hydrology and Permeability Testing in the Fort Union: Case Study of the H-Well Field, Highland Uranium Project, Wyoming. Bonnie Percy

Mineralogic Considerations for Uranium in-situ Leach Mining: A Preliminary Study of Uranium and Associated Mineralogy of Roll-Front Uranium Deposits in Wyoming and Nebraska. Claudia L. Stewart, Larry J. Reimann, and Susan M. Swapp.

STRATIGRAPHY

Younger Tertiary (Late Eocene-Early Pliocene) Stratigraphic Succession and Geologic History of the Western United States: 1- The High Plains Classical Area. Hal A. Boyd, Jr.

The Origin and Geomorphology of Clinker in the Powder River Basin, Wyoming and Montana. Don Coates and Ed Heferen

Hydrology and Ecology of Clinker in the Powder River Basin, Wyoming and Montana. Ed Heferen and Don Coates

ABSTRACTS

Powder River Basin Coalbed Methane Resource Assessment Project: A Status Report. Dwain McGarry, Karl S. Osvald, and Cathy Stilwell

Cost Effective Geochemical Techniques for Observing Fluid Flow Patterns and Compartmentation in Coalbed Methane Reservoirs: Lessons from the San Juan Basin. Anthony W. Gorody