Closed waste disposal site assessment, Tillsonburg sanitary landfill

130 Pages·1992·4.3 MB·English

by  Terraqua Investigations Ltd

CLOSED WASTE DISPOSAL
SITE ASSESSMENT
TILLSONBURG SANITARY LANDFILL
NOVEMBER 1992
Ç Environment
Environnement
Ontario

ISBN 0-7729-9548-6
CLOSED WASTE DISPOSAL SITE ASSESSMENT
TILLSONBURG SANITARY LANDFILL
NOVEMBER 1992
©
Cette publication technique
n’est disponible qu’en anglais.
Copyright: Queen’s Printer for Ontario, 1992
This publication may be reproduced for non-commercial purposes
with appropriate attribution.
PIBS 1959

CLOSED WASTE DISPOSAL SITE ASSESSMENT
TILLSONBURG SANITARY LANDFILL
Report prepared for:
Waste Management Branch
Ontario Ministry of the Environment
Report prepared by:
Terraqua Investigations Ltd.
R. Blackport, A. Pentney
NOVEMBER 1992
PIBS 1959

DISCLAIMER
This report was prepared for the Ontario Ministry of the Environment as part of a ministry-
funded project. The views and ideas expressed in this report are those of the author and do not
necessarily reflect the views and policies of the Ministry of the Environment, nor does mention
of trade names or commercial products constitute endorsements or recommendation for use.

TABLE OF CONTENTS
0. 0 EXECUTIVE SUMMARY
1 .0 INTRODUCTION
HISTORY AND SETTING OF SITE
rap GENERAL
2 PREVIOUS STUDIES
3 TOPOGRAPHY AND DRAINAGE
.& REGIONAL GEOLOGY
5 REGIONAL HYDROGEOLOGY
MNNNPDOODWf 6 GROUNDWATER USAGE
STUDY METHODOLOGY
3.1 DRILLING
3.2 MONITOR INSTALLATION
3.2.1 Groundwater Monitors
3.2.2 Methane Monitors
3.2.3 Stream Bed Piezometers
3.3 WELL DEVELOPMENT
3.4 WATER LEVEL MONITORING AND RESPONSE TESTING
3.5 WATER SAMPLING
3.6 GAS MONITORING
RESULTS
4.1 SITE GEOLOGY
422 LOCATION AND EXTENT OF WASTE
3 SITE HYDROGEOLOGY
4.3.1 General Site Profile 41
4.3.2 Groundwater Velocity and Flux 46
GROUNDWATER AND SURFACE WATER SAMPLING 47
iv fo
4.4.1 Leachate Seep 60
4.4.2 Groundwater 61
4.4.3 Surface Water 63
ne .5 GAS MONITORING 65
DISCUSSION 68
CONCLUSIONS 42
RECOMMENDATIONS 75
APPENDIX A - MOE Sampling Results
APPENDIX B - Borehole Logs
APPENDIX C - Water Levels
APPENDIX D - Response Tests
APPENDIX E - Calculations