KIRBY MISPERTON A WELLSITE KM8 PRODUCTION WELL HYDRAULIC FRACTURE STIMULATION WASTE MANAGEMENT PLAN (REF: TE-EPRA-KM8-HFS-WMP-05) www.third-energy.com Revision 5 13th June 2017 KM8 Hydraulic Fracturing Operations Waste Management Plan APPROVAL LIST Title Name Signature Environmental & Prepared By Sean Smart Safety Advisor HSE and Planning Reviewed By Jonathan Foster Manager Approved By Operations Director John Dewar REVISION RECORD Version Date Description P0 24th April 2015 Draft Rev 0 15th May 2015 Original Issue Rev 1 11th August 2015 Amendment Rev 2 18th September 2015 Amendment Rev 3 3rd November 2015 Amendment Amended to substitute proppant Rev 4 3rd May 2017 (sand) with proppant (ceramic) Amendment to Waste Code and Rev 5 13th June 2017 Additional Proppant Information COPYRIGHT This document has been prepared for and on behalf of Third Energy UK Gas Limited by Zetland Group Limited. © Copyright 2017 by Zetland Group Limited All rights reserved. No part of this document may be reproduced, distributed, or transmitted in any form or by any means both electronic or mechanical, other than for which it was intended, without the prior written permission of Zetland Group Limited. Uncontrolled if printed KM8 WMP/Rev5/13-06-2017 Page 1 KM8 Hydraulic Fracturing Operations Waste Management Plan CONTENTS 1. DEFINITIONS ............................................................................................................................... 6 2. INTRODUCTION .......................................................................................................................... 9 2.1 THIRD ENERGY UK GAS LIMITED ............................................................................................. 9 2.2 SITE DETAILS AND GENERAL DESCRIPTION ............................................................................. 9 2.3 THE DEVELOPMENT .............................................................................................................. 10 2.4 SCOPE .................................................................................................................................... 11 3. ENVIRONMENTAL LEGISLATION AND APPLICABILITY ............................................................. 12 3.1 WATER RESOURCES ACT 1991 (AS AMENDED BY THE WATER ACT 2003) ........................... 12 3.2 ENVIRONMENTAL PERMITTING (ENGLAND AND WALES) REGULATIONS 2016 ................... 12 3.2.1 A Groundwater Activity ................................................................................................. 12 3.2.2 A Mining Waste Activity ................................................................................................ 13 3.2.3 An Industrial Emissions Activity .................................................................................... 15 3.2.4 A Radioactive Substances Activity ................................................................................ 17 4. DESCRIPTION OF THE FACILITY ................................................................................................ 18 4.1 SITE LOCATION ...................................................................................................................... 18 4.2 SITE DESCRIPTION AND CURRENT STATUS ........................................................................... 18 4.2.1 Wellsite Drainage ............................................................................................................. 20 4.3 WASTE GENERATING ACTIVITIES .......................................................................................... 21 4.3.1 Pre-Stimulation Workover ............................................................................................ 21 4.3.2 Hydraulic Fracture Stimulation/Well Test ..................................................................... 23 4.3.3 Production Test ............................................................................................................. 32 4.3.4 Production ..................................................................................................................... 32 4.3.5 Existing KM7 Well ......................................................................................................... 33 4.3.6 Existing KM3 Produced Water Reinjection Well ........................................................... 35 4.3.7 Existing Production Equipment ..................................................................................... 35 4.3.8 Acceptable Gas Composition (Knapton Generating Station) ........................................ 35 4.4 CLASSIFICATION OF OPERATION ........................................................................................... 36 4.4.1 A Groundwater Activity ................................................................................................. 36 4.4.2 Mining Waste Operation and Mining Waste Facility .................................................... 36 5. EXTRACTIVE AND NON-EXTRACTIVE WASTE MANAGEMENT ................................................ 38 5.1 OPERATOR WASTE OBJECTIVES ............................................................................................ 38 5.2 WASTE PREVENTION AND MINIMISATION ........................................................................... 40 Uncontrolled if printed KM8 WMP/Rev5/13-06-2017 Page 2 KM8 Hydraulic Fracturing Operations Waste Management Plan 5.2.1 Waste Prevention.......................................................................................................... 40 5.2.2 Preparing for Re-Use ..................................................................................................... 40 5.2.3 Recycle .......................................................................................................................... 40 5.2.4 Other Recovery ............................................................................................................. 40 5.2.5 Dispose .......................................................................................................................... 41 5.3 WASTE DESCRIPTION AND MANAGEMENT ARRANGEMENTS .............................................. 41 5.3.1 Extractive Waste ........................................................................................................... 42 5.3.2 Non-Extractive Waste ................................................................................................... 50 5.3.3 Waste Supervision and Carriers .................................................................................... 50 5.3.4 Wellsite Supervisor ....................................................................................................... 51 6. ENVIRONMENTAL RISK ASSESSMENT ...................................................................................... 52 7. MEASURES TO MINIMISE ENVIRONMENTAL IMPACT ............................................................ 53 8. CONTROL AND MONITORING OF WASTE ................................................................................ 54 8.1 RELEASES TO GROUNDWATER .............................................................................................. 54 8.1.1 Surface Release ............................................................................................................. 54 8.1.2 Subsurface Release ....................................................................................................... 54 8.1.3 Groundwater Quality Monitoring ................................................................................. 55 8.2 RELEASES TO AIR ................................................................................................................... 55 8.3 NOISE .................................................................................................................................... 55 8.4 WELLSITE MONITORING ........................................................................................................ 56 8.5 CONTRACTOR PERFORMANCE .............................................................................................. 56 8.6 SECURITY ............................................................................................................................... 57 8.7 COMPLAINTS ......................................................................................................................... 57 9. ENVIRONMENTAL INCIDENT MANAGEMENT .......................................................................... 58 9.1 CONTAMINATION WITHIN THE WELLBORE .......................................................................... 58 9.2 WELLSITE CONTAINMENT ..................................................................................................... 58 9.3 FIRE RESPONSE ...................................................................................................................... 58 9.4 INCIDENT REPORTING AND INVESTIGATION ........................................................................ 59 10. ALTERATIONS TO THE PLAN ................................................................................................. 60 11. PLAN FOR CLOSURE .............................................................................................................. 61 12. REFERENCES .......................................................................................................................... 62 APPENDIX 1 – THIRD ENERGY CORPORATE INFORMATION ........................................................... 64 APPENDIX 2 – THIRD ENERGY ENVIRONMENTAL RISK MANAGEMENT