Wastewater The 2016 Greater Vancouver Sewerage and Drainage District Environmental Management and Quality Control Annual Report Revised Edition July 2019 ISSN 1496-9602 TABLE OF CONTENTS LIST OF FIGURES……………………………………………………………………………………………………………………..………………………………iii LIST OF TABLES ………………………………………………………………………………………………………….…………………………………………v APPENDICES …………………………………………………….…………………………………………………….…………………………………………vi PREFACE ………………………………………………………………………………………………………………………………………………….….1 EXECUTIVE SUMMARY ................................................................................................................................................... 3 1.0 WASTEWATER TREATMENT MONITORING PROGRAM ................................................................................. 15 1.1 LABORATORY PROGRAMS ......................................................................................................................... 15 1.2 MONTHLY REPORTING FOR OPERATIONAL CERTIFICATES ........................................................................ 16 1.3 QUARTERLY REPORTING FOR WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) ....................... 16 2.0 QUALITY ASSURANCE/QUALITY CONTROL (QA/QC) ............................................................................. 19 3.0 ANNACIS ISLAND WWTP ............................................................................................................................... 23 3.1 EFFLUENT QUALITY .................................................................................................................................... 23 3.2 COMPLIANCE REVIEW (ME-00387) AND PERFORMANCE SUMMARY ....................................................... 23 3.2.1 OPERATIONAL CERTIFICATE COMPLIANCE REVIEW ........................................................................ 24 3.2.2 PERFORMANCE SUMMARY ......................................................................................................... 25 3.3 WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) AND COMPLIANCE REVIEW ............ 28 3.3.1 WSER COMPLIANCE REVIEW ...................................................................................................... 28 3.4 SECONDARY PROCESS ............................................................................................................................ 31 3.5 SOLIDS TREATMENT ................................................................................................................................ 31 4.0 IONA ISLAND WWTP ...................................................................................................................................... 39 4.1 EFFLUENT QUALITY .................................................................................................................................... 39 4.2 COMPLIANCE REVIEW (ME-00023) AND PERFORMANCE SUMMARY ....................................................... 39 4.2.1 COMPLIANCE REVIEW ..................................................................................................................... 39 4.2.2 PERFORMANCE SUMMARY ............................................................................................................. 40 4.3 WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) AND COMPLIANCE REVIEW .......................... 43 4.3.1 WSER COMPLIANCE REVIEW ........................................................................................................... 43 4.4 CHEMICALLY ENHANCED PRIMARY TREATMENT ...................................................................................... 45 4.5 SLUDGE TREATMENT/DIGESTER OPERATIONS .......................................................................................... 45 5.0 LIONS GATE WWTP ....................................................................................................................................... 53 5.1 EFFLUENT QUALITY .................................................................................................................................... 53 5.2 COMPLIANCE REVIEW (ME-00030) AND PERFORMANCE SUMMARY ....................................................... 53 5.2.1 COMPLIANCE REVIEW ..................................................................................................................... 53 5.2.2 PERFORMANCE SUMMARY ............................................................................................................. 55 5.3 WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) AND COMPLIANCE REVIEW .......................... 58 5.3.1 WSER COMPLIANCE REVIEW ........................................................................................................... 58 5.4 CHEMICALLY ENHANCED PRIMARY TREATMENT ...................................................................................... 58 5.5 SLUDGE TREATMENT /DEWATERING ........................................................................................................ 58 6.0 LULU ISLAND WWTP ...................................................................................................................................... 67 6.1 EFFLUENT QUALITY .................................................................................................................................... 67 6.2 COMPLIANCE REVIEW (ME-00233) AND PERFORMANCE SUMMARY ....................................................... 67 6.2.1 COMPLIANCE REVIEW ..................................................................................................................... 67 6.2.2 PERFORMANCE SUMMARY ............................................................................................................. 69 6.3 WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) AND COMPLIANCE REVIEW .......................... 71 6.3.1 WSER COMPLIANCE REVIEW ........................................................................................................... 72 6.4 SECONDARY PROCESS ................................................................................................................................ 72 6.5 SOLIDS TREATMENT ................................................................................................................................... 72 6.6 DEWATERED SLUDGE ................................................................................................................................. 73 7.0 NORTHWEST LANGLEY WWTP ...................................................................................................................... 81 7.1 EFFLUENT QUALITY .................................................................................................................................... 81 7.2 COMPLIANCE REVIEW (ME-04339) AND PERFORMANCE SUMMARY ....................................................... 81 7.2.1 COMPLIANCE REVIEW ..................................................................................................................... 82 7.2.2 PERFORMANCE SUMMARY ............................................................................................................. 83 7.3 WASTEWATER SYSTEMS EFFLUENT REGULATIONS (WSER) AND COMPLIANCE REVIEW .......................... 85 7.3.1 WSER COMPLIANCE REVIEW ........................................................................................................... 86 7.4 SECONDARY PROCESS ................................................................................................................................ 87 7.5 SLUDGE TREATMENT ................................................................................................................................. 87 i 8.0 BIOSOLIDS MONITORING .............................................................................................................................. 95 8.1 ANNACIS ISLAND WWTP BIOSOLIDS MONITORING .................................................................................. 95 8.2 LIONS GATE WWTP BIOSOLIDS MONITORING ........................................................................................... 96 8.3 LULU ISLAND BIOSOLIDS MONITORING ..................................................................................................... 97 8.4 IONA ISLAND WWTP DIGESTED SLUDGE MONITORING ............................................................................ 98 8.5 NORTHWEST LANGLEY TRUCKED SLUDGE MONITORING ......................................................................... 98 9.0 ENVIRONMENTAL PROGRAMS .................................................................................................................... 101 10.0 OVERFLOW MONITORING ........................................................................................................................... 103 10.1 COMBINED SEWER OVERFLOW QUALITY MONITORING ......................................................................... 103 10.1.1 CSO MONITORING PROGRAM ...................................................................................................... 105 10.1.2 CSO RECEIVING ENVIRONMENT MONITORING PROGRAM .......................................................... 108 10.2 SANITARY SEWER OVERFLOW MONITORING AND RISK ASSESSMENT .................................................... 109 11.0 WHOLE EFFLUENT MONITORING ................................................................................................................ 113 11.1 EFFLUENT TOXICITY TESTING ................................................................................................................... 113 11.1.1 ACUTE TOXICITY TESTING ............................................................................................................