Home Oro pit - documents and reports Oro pit - documents and reports Site Plans Oro Pit Site Plans - ARA # 3553 Licensing Studies 7th Line Hydrogeological Study (Dixon Hydrogeology Limited, 1992) Oro Pit Environmental Noise Impact Study (Barman Swallow Associates, 1991) Oro Pit Hydrogeological Assessment (Charlesworth & Associates, 1991) Oro Pit Ecological Study of the Oro Gravel Pit Expansion Site (LGL Limited, 1991) Oro Pit Traffic Study, Proposed Operation Expansion (Cole, Sherman & Associates Ltd., 1991) Oro Pit Cumulative Air Quality Impacts (Rowan Williams Davies & Irwin Inc., 1992) Oro Pit Cultural Assessment (York North Archaeological Services, 1999) Other Studies Review of Noise Berms (Aercoustics, 2013) New Exit/Entrance Permit Approval (Township of Oro-Medonte, 2013) Oro Pit Water Monitoring Memo (Groundwater Science Corp., 2013) Oro Pit Water Monitoring Memo (Groundwater Science Corp., 2014) Oro Pit Water Monitoring Memo (Groundwater Science Corp., 2015) Oro Pit Water Monitoring Memo (Groundwater Science Corp., 2016) Oro Pit Water Monitoring Memo Groundwater Science Corp (2017) Oro Pit Water Monitoring Memo Groundwater Science Corp (2018) Oro Pit Water Monitoring Memo Groundwater Science Corp (2019) Oro Pit Hydrogeological Report (Groundwater Science Corp., 2018) Oro Pit Noise Monitoring Report (HGC, 2017) Oro Pit PTTW Oro Pit PTTW Application (2018) Resources and Waste Oro - Resource Efficiency Strategy