ENVIRONMENT ACT PROPOSAL THOMPSON REGIONAL AIRPORT AUTHORITY WATER TREATMENT PLANT Final Report Prepared for: Thompson Regional Airport Authority P.O. Box 112 Thompson, MB R8N 1M9 Prepared by: Stantec Consulting Ltd. 500-311 Portage Avenue Winnipeg, MB R3B 2B9 Project No. 111216830 March 26, 2018 ENVIRONMENT ACT PROPOSAL THOMPSON REGIONAL AIRPORT AUTHORITY WATER TREATMENT PLANT March 26, 2018 Sign-off Sheet This document entitled Environment Act Proposal Thompson Regional Airport Authority Water Treatment Plant was prepared by Stantec Consulting Ltd. (“Stantec”) for the account of Thompson Regional Airport Authority (the “Client”). Any reliance on this document by any third party is strictly prohibited. The material in it reflects Stantec’s professional judgment in light of the scope, schedule and other limitations stated in the document and in the contract between Stantec and the Client. The opinions in the document are based on conditions and information existing at the time the document was published and do not take into account any subsequent changes. In preparing the document, Stantec did not verify information supplied to it by others. Any use which a third party makes of this document is the responsibility of such third party. Such third party agrees that Stantec shall not be responsible for costs or damages of any kind, if any, suffered by it or any other third party as a result of decisions made or actions taken based on this document. Prepared by (signature) Bill Krawchuk, M.N.R.M., MCIP, RPP Reviewed by (signature) Carmen Anseeuw, M.Env. Approval to transmit: (signature) Stephen Biswanger, P.Eng. i lf \\cd1045-f03\workgroup\1114\active\111216830\eap_report\noa_final_report\rpt_traa_wtp_eap_final_20180326.docx ENVIRONMENT ACT PROPOSAL THOMPSON REGIONAL AIRPORT AUTHORITY WATER TREATMENT PLANT March 26, 2018 Table of Contents EXECUTIVE SUMMARY ............................................................................................................. III 1.0 INTRODUCTION ...........................................................................................................1.1 1.1 THE PROPONENT ............................................................................................................. 1.1 1.2 LAND OWNERSHIP AND PROPERTY RIGHTS ................................................................. 1.2 1.3 PREVIOUS ACTIVITIES/STUDIES ....................................................................................... 1.3 1.4 APPROVALS AND LICENCES ......................................................................................... 1.3 1.5 FUNDING ......................................................................................................................... 1.3 2.0 PROJECT DESCRIPTION ...............................................................................................2.1 2.1 PROPOSED DESIGN CRITERIA ....................................................................................... 2.1 2.2 PROPOSED DEVELOPMENT ........................................................................................... 2.3 2.2.1 Project Schedule ......................................................................................... 2.5 2.3 STORAGE OF GASOLINE OR ASSOCIATED PRODUCTS .............................................. 2.5 3.0 SCOPE OF THE ASSESSMENT .......................................................................................3.1 3.1 SPATIAL AND TEMPORAL BOUNDARIES ....................................................................... 3.1 4.0 DESCRIPTION OF EXISTING ENVIRONMENT ................................................................4.1 4.1.1 Physical Environment .................................................................................. 4.1 4.1.2 Surface Water Resources ........................................................................... 4.3 4.1.3 Groundwater ................................................................................................ 4.4 4.1.4 Vegetation ................................................................................................... 4.5 4.1.5 Fish and Fish Habitat .................................................................................... 4.5 4.1.6 Wildlife and Wildlife Habitat ....................................................................... 4.7 4.1.7 Species of Concern ..................................................................................... 4.7 4.1.8 Socio-economics ......................................................................................... 4.8 4.1.9 Heritage Resources ................................................................................... 4.12 5.0 ASSESSMENT APPROACH ............................................................................................5.1 5.1 SELECTION OF PROJECT INTERACTIONS AND VALUED COMPONENTS ................... 5.1 5.2 RESIDUAL EFFECTS CRITERIA .......................................................................................... 5.3 6.0 DESCRIPTION OF ENVIRONMENTAL EFFECTS OF THE PROPOSED DEVELOPMENT AND MITIGATION MEASURES ............................................................6.1 6.1 GENERAL ......................................................................................................................... 6.1 6.1.1 Air Quality ..................................................................................................... 6.1 6.1.2 Surface Water .............................................................................................. 6.2 6.1.3 Groundwater ................................................................................................ 6.5 6.1.4 Soil and Vegetation .................................................................................... 6.7 6.1.5 Wildlife and Wildlife Habitat ....................................................................... 6.8 6.1.6 Fish and Fish Habitat .................................................................................... 6.9 7.0 ACCIDENTS AND MALFUNCTIONS .............................................................................7.1 i lf \\cd1045-f03\workgroup\1114\active\111216830\eap_report\noa_final_report\rpt_traa_wtp_eap_final_20180326.docx ENVIRONMENT ACT PROPOSAL THOMPSON REGIONAL AIRPORT AUTHORITY WATER TREATMENT PLANT Introduction March 26, 2018 7.1 GENERAL ......................................................................................................................... 7.1 7.1.1 Scenarios....................................................................................................... 7.1 7.1.2 Mitigation Measures .................................................................................... 7.4 7.1.3 Summary ....................................................................................................... 7.5 8.0 FOLLOW-UP PLANS AND MONITORING .....................................................................8.1 9.0 CONCLUSION ..............................................................................................................9.1 10.0 REFERENCES ...............................................................................................................10.1 10.1 PERSONAL COMMUNICATION ................................................................................... 10.5 LIST OF TABLES Table 2-1 Raw Groundwater Quality Data ................................................................ 2.1 Table 2-2 GCDWQ/DWSA and Design Parameters .................................................. 2.2 Table 4-1 Climate Normals for Thompson Regional Airport, Manitoba (1981- 2010) ............................................................................................................... 4.1 Table 4-2 Summary of Air Pollution Concentrations at Thompson Monitoring Site (2013) ....................................................................................................... 4.2 Table 4-3 Surface Water Characteristics Birch Tree Brook (2008) ........................... 4.4 Table 4-4 Species of Conservation Concern with the Potential to Occur in the RAA .......................................................................................................... 4.9 Table 5-1 Designation of Valued Components ......................................................... 5.2 Table 5-2 Characterization of Residual Environmental Effects ................................ 5.3 Table 6-1 Comparison of Reject Water Quality Data to Guidelines ...................... 6.3 LIST OF APPENDICES FIGURES AND DRAWINGS ......................................................................... A.1 SITE PHOTOS .............................................................................................. B.1 CERTIFICATE OF TITLE ................................................................................ C.1 ii lf \\cd1045-f03\workgroup\1114\active\111216830\eap_report\noa_final_report\rpt_traa_wtp_eap_final_20180326.docx ENVIRONMENT ACT PROPOSAL THOMPSON REGIONAL AIRPORT AUTHORITY WATER TREATMENT PLANT March 26, 2018 Executive Summary The Thompson Regional Airport Authority is seeking an Environment Act Licence for a new water treatment plant, utilizing a groundwater source, to supply potable water and fire protection requirements to the new terminal building. A Reverse Osmosis treatment process is proposed for the water treatment plant, which will generate reject water. This concentrate will discharge via buried pipeline to Birch Tree Lake. The Thompson Regional Airport Authority is planning an expansion (i.e.,