Due to COVID-19 restrictions hike attendance is limited. Oak Ridges Moraine Hydrogeology Project Geological Survey of Canada 2 INTRODUCTION Awareness of earth science is fundamental to rational land-use planning and is a prerequisite for informed debate on resource management, environmental health, and public safety (e.g. A Permit to Take Water is required for most activities that pump more than 50,000 litres per day. It developed about 12.000 years ago, during the Wisconsin glaciation in North America. As the glaciers melted, sediment that was previously trapped in the ice was transported by the glacial rivers. Save the Oak Ridges Moraine (STORM) further explains that, "The Oak Ridges Moraine is a landform unique to southern Ontario. A study by Cook et al. In 1993, the Geological Survey of Canada initiated an extensive five-year Oak Ridges Moraine study. The Oak Ridges Moraine Land Trust is building resilience on the Ontario landscape, allowing for species adaptation and migration. King Township has approved a plan to fill in the town's best wetlands to make room for houses and condos. The moraine's extent was not established until 1863 when William Logan conducted the Geological Survey of Canada. Because of its unique structure, the moraine is a major water storage and headwater feature. Municipal water supplies, golf courses and commercial water-bottling companies have, by necessity, begun to ‘go deeper’ into the Moraine to find adequate quantities of drinkable and usable water. Leading national and international researchers are selected to present inspiring dialogue and broadening perspectives on current water issues. In Ontario, the government is responsible for protecting the Oak Ridges Moraine, a 160-kilometre ridge of sand and gravel hills running along the northern part of the Greater Toronto Area, for its value to Ontarians: providing headwaters to 65 river systems, homes for more than 70 threatened and endangered species and drinking water for more than 250,000 people. The complex ridge of sedimentary material, the Moraine, as is known, partially developed under the water. This irregular ridge stretches 160 kilometres from just west of the Trent River to the Niagara Escarpment. 5588 . Clague et al., 1997). At the same time, unprecedented human exploitation of this groundwater places the Moraine in a precarious ecological position. A complex ridge of sedimentary material, the moraine is known to have partially developed under water. One of the Moraine’s most important functions is as a water recharge/discharge area – sustaining the health of the many watersheds, which originate in the Moraine and directly providing drinking water to over 250,000 people. It is a ... An estimated amount of more than 250,000 people rely on the ORM to provide them with a clean water source. The moraine covers a geographic area of 1,900 square kilometres (730 sq mi) between Caledon and Rice Lake, near Peterborough. Your Land Trust is a group of citizens and neighbours working together to protect and steward Moraine properties for our collective benefit. Through the Oak Ridges Moraine Conservation Act, 2001, and the accompanying Oak Ridges Moraine Conservation Plan, the Province of Ontario established a policy framework for protecting the Oak Ridges Moraine.Municipal planning decisions are required to conform to the Oak Ridges Moraine Conservation Plan, which prevails over municipal official plans. The Sumac Ridge wind project is the first industrial wind project approved on the environmentally sensitive and protected Oak Ridges Moraine, the rain barrel of … Its treasure is its gravel and sand layer in between the surface and bed rock that houses thousands of years of water. Anywho, I’m a water drop, and I’ve just had the most amazing experience exploring your beautiful Oak Ridges Moraine. 2. Despite the focus of the Geological Survey of Canada and its call for integration of land-use planning and groundwater management, municipalities and the provincial government continued to carry on with business as usual – processing applications for development and official plan amendments in the absence of a comprehensive groundwater management strategy. The region also wants the Province to allow it to extend sewers and water mains that run to Lake Ontario deep into the Greenbelt. Water-taking, associated with these new land uses, further exacerbates the pressure on the resource. In Ontario, the government is responsible for protecting the Oak Ridges Moraine, a 160-kilometre ridge of sand and gravel hills running along the northern part of the Greater Toronto Area, for its value to Ontarians: providing headwaters to 65 river systems, homes for more than 70 threatened and endangered species and drinking water for more than 250,000 people. When the glaciers last began to melt, a crack developed in the area of the current Moraine which eventually widened to form an opening where melt water and debris such as sand and gravel that were previously trapped within the glaciers … The Oak Ridges Moraine Land Trust (ORMLT) supports the principles of the Growth Plan to curb expensive low-density development that drives up municipal taxes and debt, increases gridlock, degrades our water, paves over productive agricultural land and leaves us with a legacy of failing infrastructure, and transit starved cities across the Greater Golden Horseshoe (GGH). 03/03/2020 . The ORMGP has long advocated for data driven decision making. Ontario Greenbelt . With the Oak Ridges Moraine as a central landscape feature, the program’s database and interpretations stretch from the Credit and Nottawasaga Watersheds in the west to the Trent River in the east and reach from the shores of Lake Ontario northwards to beyond Lake Simcoe and the Kawartha Lakes. The Oak Ridges Moraine is a place located in south-central Ontario, Canada. The property is on the Oak Ridges Moraine. Across a broad swath of south-central Ontario a coalition of 13 government agencies, and more recently local consulting companies, are working collaboratively to better understand and manage water resources. land and water within the Moraine. With the Oak Ridges Moraine as a central landscape feature, the program’s database and interpretations stretch from the Credit and Nottawasaga Watersheds in the west to the Trent River in the east and reach from the shores of Lake Ontario northwards to beyond Lake Simcoe and the Kawartha Lakes. The Oak Ridges Moraine probably formed in the Late Wisconsin … The Oak Ridges Moraine Land Trust is your Land Trust.. Our Moraine is crucial and ecologically sensitive land. The northern half of Richmond Hill is located on a natural feature called the Oak Ridges Moraine. The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south-central Ontario, Canada. We try to offer a variety of outings - short, long; flat, hilly; fast, slow; hike, ski and snowshoe. Oak Ridges Moraine The Oak Ridges Moraine is one of Ontario's most significant geological landforms. The Oak Ridges Moraine is a geological landform that runs east-west across south central Ontario, Canada. It developed about 12,000 years ago, during the Wisconsin glaciation in North America. As you can probably tell by my shape, I don’t have the best ears, but I hear you’re a supporter of the Land Trust. A number of small kettle lakes are located in Oak Ridges; the largest of these is Lake Wilcox, and the smaller Bond Lake is nearby. About Us. Partner agencies and consultants continue to benefit from the cooperative approach taken to advance groundwater knowledge in this part of Ontario. 2. YPDT-CAMC York, Peel, Durham, Toronto and The Conservation Authorities Moraine Coalition Oak Ridges Moraine … Background . Bill 66 puts our natural areas and water sources at risk. for Ontario Regulation 140/02 (Oak Ridges Moraine Conservation Plan) made under the Oak Ridges Moraine Conservation Act, 2001, dated March, 2002. A Permit to Take Water is required for most activities that pump more than 50,000 litres per day. With rigorous data management as a core foundation, the program provides a multi-agency, collaborative approach to collecting, analyzing and disseminating water resource knowledge as a basis for effective decision making and stewardship of water resources in this part of Ontario. with the Oak Ridges Moraine Conservation Plan (2017), however, given the broad policy direction of the Regional Official Plans Oak Ridges Moraine Conservation Plan policies, most of the changes to the Oak Ridges Moraine Conservation Plan (2017) do not require amendments to … boreholes, water chemistry, etc.) It was formed 12,000 years ago by advancing and retreating glaciers. Neither of these uses is currently permitted by the Greenbelt Plan, Oak Ridges Moraine Conservation Plan or the Growth Plan. The Moraine acts as a water rechargeable area, which helps to maintain the health of watersheds that initiate in the Moraine. We welcome all to explore and appreciate the Oak Ridges Moraine with us. The root of effective water management is data – ready access to high quality data in a useable format. • Monitoring by municipalities (York, Peel, Durham) associated with water supply from groundwater sources. I’m spluttering out my story to help you see just how water flows through your Moraine—and why it’s so gosh darned important to take care of it! Geological maps are a key means of Clean and cold, the rivers begin here. In broad terms, the water balance is a form of accounting, with a currency of water. Its treasure is its gravel and sand layer in between the surface and bed rock that houses thousands of years of water. The hydrogeological analysis seeks to quantify the amount, direction and speed of groundwater movement in the subsurface. Moraine waters sustain countless green spaces and a large number of diverse species who call the Moraine and related landscapes home. The primary purpose of the legislation is to protect the ecological and hydrological integrity of the Oak Ridges Moraine. Solving Moraine Drain Today’s infographic is the … A complex ridge of sedimentary material, the moraine is known to have partially developed under water. Within the Oak Ridges Moraine Conservation Plan, lands zoned Environmental Policy Area 1 - Oak Ridges Moraine (EPA1-ORM), Environmental Policy Area 2 - Oak Ridges Moraine (EPA2-ORM) or lands within a 90 metre buffer of these zones, are subject to Site Plan Control. However, data only takes you part way to informing water related decisions. The Oak Ridges Moraine is a prominent geological landform located just north of Toronto, Canada’s largest city, and extending 160 kilometres from the Trent River to the Niagara Escarpment. The focus has been on the … The Sumac Ridge wind project is the first industrial wind project approved on the environmentally sensitive and protected Oak Ridges Moraine, the rain barrel of southern Ontario. These sand and gravel aquifers store, filter and release this groundwater to over 65 watercourses flowing north and south into Georgian Bay, Lakes Simcoe, Scugog, Rice and Ontario. Over time the natural conditions of the moraine have displayed more and more deterioration culminating in periodic crises, including loss of water supplies, severe erosion and blowing of topsoil and flooding. The Oak ridges moraine formed about twelve thousand years ago during retreat (and occassional expansion) of Glaciers in the area. The legislation was enacted by the Government of Ontario in 2001. The Oak Ridges Moraine stretches for over 160 kilometres across the most populated area of Ontario. It has been described as southern Ontario’s rain barrel – its permeable sands and gravels absorb and collect precipitation, which slowly recharge the deep aquifers below the ground. This led to the involvement of the Ontario Geological Survey and the Ontario Ministry of the Environment, Parks and Conservation in developing detailed geological and hydrogeological mapping. It is the source of 65 major streams or rivers and provides clean, safe drinking water to over a quarter of a million people living on the Moraine. It is a ... An estimated amount of more than 250,000 people rely on the ORM to provide them with a clean water source. Land-use changes, primarily the building of residential subdivisions, the construction of roads and the paving of parking lots increase the imperviousness of the ground surface, stopping water from entering the hydrologic cycle. The Oak Ridges Moraine Conservation Plan (ORMCP) states: 25. The YPDT-CAMC groundwater monitoring network collects information from select locations shown on Figure 1 and listed in Table 1. Instructions for viewing and printing . The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south-central Ontario, Canada. The Oak Ridges Moraine stretches for over 160 kilometres across the most populated area of Ontario. The moraine covers a geographic area of 1,900 square kilometres (730 sq mi) between Caledon and Rice Lake, near Peterborough. The ORM is an ideal location for aggregate extraction because of how the glacial melt water deposited the 0-200 m of quaternary sediment (Gerber, Howard, 2002). WaterTalks is a lecture series, hosted by the Water Institute, that runs each year from September to March. The Oak Ridges Moraine is one of the last continuous green corridors in southern Ontario. It was formed 12,000 years ago by advancing and retreating glaciers. The Oak Ridges Moraine is one of these new landscapes. The Oak Ridges Moraine is considered an important part of the Greater Toronto Area landscape. Solving Moraine Drain Today’s infographic is the … The remnants of tall grass prairie and oak-pine savannas in the eastern portion of this ancient landform are globally threatened ecosystems and may be impacted by wind development. • Monitoring by municipalities (York, Peel, Durham) associated with water supply from groundwater sources. for Ontario Regulation 140/02 (Oak Ridges Moraine Conservation Plan) made under the Oak Ridges Moraine Conservation Act, 2001, dated March, 2002. The Oak Ridges Moraine is a geological landform that runs east-west across south central Ontario, Canada. It is the source of 65 major streams or rivers and provides clean, safe drinking water to over a quarter of a million people living on the Moraine. This system of streams, wetlands, kettle lakes and ponds covers 1,900 square kilometres and is the headwaters to more than 30 rivers. Here, it is filtered and stored eventually draining out via the many streams and rivers that originate from the Moraine. This formed a lake basin into which gravel and sand were deposited from ice-bound tunnels. Urban and rural contaminants entering the ground today can remain undetected for many decades given the excruciatingly slow movement of water through the ground. Dubbed the “rain barrel” of Southern Ontario, the permeable sands and gravels of the Oak Ridges Moraine absorb and collect water from rain and snow, storing it naturally underground. The property is on the Oak Ridges Moraine. The program has progressed a step forward, in that the data has been used to interpret the subsurface geology and the area's groundwater flow system. This irregular ridge stretches 160 kilometres from just west of the Trent River to the Niagara Escarpment. Why Extract Aggregates on the Oak Ridges Moraine? In order to understand and characterize the hydrogeology of the ORM, the York-Peel-Durham-Toronto (YPDT) coalition and the Conservation Authorities Moraine Coalition (CAMC) have initiated regional and local-scale groundwater studies. In 1829, John Bigsby conducted the first investigation of the moraine. Numerous small tributaries coalesce into creeks in the rolling hills of the Oak Ridges Moraine uplands to become the Main Branch of the Humber. Scoured off the rocky earth’s crust by giant glaciers, the irregular shaped mounds of sand and gravel that compose most of the Oak Ridges Moraine absorbs water quickly. For three decades, a sleepy rural hydro field sat atop a 64-hectare portion of the Oak Ridges Moraine — a government-protected watershed arcing across south-central Ontario — … In hydrology, the traditional concept of the water balance begins with precipitation (P), which falls onto the land surface in the form of either rain or snow. Wholly situated on the Oak Ridges Moraine, much of its terrain is hilly, with pine forests and small creeks still prospering in the southwest. The Oak Ridges Moraine Conservation Plan Area identifies four geographic specific land use designations including Natural Core Area, Natural Linkage Area, Countryside Area and Settlement Area which specifically permit a mix of environmental, agricultural, mineral aggregate, residential, and recreational uses that benefit from the unique characteristics of the Moraine. Project Description: Land development in the Greater Toronto Area (GTA) is encroaching on the high recharge areas of the Oak Ridges Moraine (ORM). The Oak Ridges Moraine Land Trust is building resilience on the Ontario landscape, allowing for species adaptation and migration. The Moraine forest, wetlands and open meadow are vital in maintaining a healthy ecosystem for Toronto and the GTA. Hikes are currently open only to members. It stretches more than 160 km from the Niagara Escarpment in the west to the Trent River in the east. The legislation was enacted by the Government of Ontario in 2001. Oak Ridges Moraine Conservation Plan, help users of the plan understand how to apply the Plan and legislation. As … Instead of running off into streams and ponds as it would on some other soils, water that falls on the Moraine often seeps straight down, into the Moraine’s sandy core. This understanding is continually being refined and improved. Glacial Meltwaters Form the Oak Ridges Moraine About 13 000 years ago, as the Laurentide Ice Sheet melted, glacial meltwater became ponded between the ice sheet and the Niagara Escarpment. 2). It extends from the Niagara Escarpment to beyond Rice Lake for a total lateral extent of approximately 160 km (Fig. The Greenbelt Foundation's scope of work is expanding to incorporate the priorities of the Oak Ridges Moraine Foundation, building on our successes & deepening our ability to protect & enhance the Moraine into the future. While every effort has been made to ensure the accuracy of the information provided in these sections, in the event of a conflict, the Act and the Plan supersede these materials. The Oak Ridges Moraine is a place located in south-central Ontario, Canada. Client: Oak Ridges Moraine Groundwater Program (ORMGP) Steve Holysh, Chief Hydrogeologist, 416-661-6600 ext. Geological maps are a key means of Not only is precipitation blocked from entering the ground but more water is being removed. About the Oak Ridges Moraine The Oak Ridges Moraine Conservation Plan is an ecologically based plan that provides land use and resource management direction for the 190,000 hectares of land and water within the Moraine. Using the extensive database to make skillful interpretations, the knowledge pertaining to the region's subsurface geology and the groundwater flow system has grown extensively. The Moraine is an ecologically important part of southern-Ontario and one of the most significant groundwater recharge and land forms in the area. By identifying areas of high aquifer vulnerability, the aquifer vulnerability maps facilitate the implementation of the provisions of Section 29 and Subsection 42(1)(c) of the Oak Ridges Moraine Conservation Plan. have been examined. Often referred to as the ‘rainbarrel’ of Southern Ontario, the Oak Ridges Moraine provides a critical service to over 200,000 people every time they turn on the tap. The Oak Ridges Moraine Conservation Act, officially known as the Oak Ridges Moraine Conservation Act, 2001, is a conservation plan for land situated on or near the Oak Ridges Moraine in Ontario, Canada. It is the thickest piece of glacial material anywhere in Ontario, created about 13,000 years ago … We hike mostly on the Oak Ridges Trail, but visit other trails too. The approval sets a precedent to open up the Oak Ridges Moraine for other wind projects and industrial development of all kinds. The Oak Ridges Moraine is a natural land formation carved out from the Earth by the movement of glaciers in the Late Wisconsin glacial period that started about 30,000 years ago and end around 10,000 years ago. The clean water that bubbles up from this aquifer feeds 65 river systems. Agencies and consultants look to the program to provide the regional geological and hydrogeological context for their ongoing technical studies and management initiatives. Save the Greenbelt and Protect Our Drinking Water. The Oak Ridges Moraine is frequently referred to as the 'rain barrel' of Southern Ontario; it provides drinking water to over 250,000 people in the region and millions within the GTA every day. In the diagram (courtesy of GEOSCAPES; Natural Resources Canada), you can see how the precipitation that falls on the Oak Ridges Moraine is absorbed into a sandy layer that is actually hundreds of meters deep. The Oak Ridges Moraine is one of the last continuous green corridors in southern Ontario. The oak ridges moraine is a geological landform that runs East-West through South-Central Ontario, Canada. King Township has approved a plan to fill in the town's best wetlands to make room for houses and condos. Oak Ridges Moraine in Danger. Join Us. The moraine is an enormous deposit of mixed sand and gravels left behind by the glacier as it retreated from this area over 12,000 years ago. The ORM has been defined in many ways in the past, based primarily on geomorphology and (or) the distribution of sur-face sediment (Table 1). The Oak Ridges Moraine is known for its rolling hills, forests, meadows, wetlands, ponds, river valleys and lakes, which provide habitat for many plants and animals. Consequently, this surface runoff results in dramatic increases in wet weather flows of the headwater streams on the moraine causing erosion and degradation of these fragile systems. We wanted to show Ontarians how the government is managing its Permit to Take Water program on the Oak Ridges Moraine. The ORM provides drinking water for over 2 million residents and headwater streamflow for all the major rivers in the GTA. By identifying areas of high aquifer vulnerability, the aquifer vulnerability maps facilitate the implementation of the provisions of Section 29 and Subsection 42(1)(c) of the Oak Ridges Moraine Conservation Plan. ...Its most precious feature lies hidden below the ground surface. The Oak Ridges Moraine is one of Ontario's most significant geological landforms. (1) Every upper-tier municipality and single-tier municipality shall, on or before April 22, 2003, begin preparing a water budget and conservation plan, in accordance with subsection (2), for every watershed whose streams originate within the municipality’s area of jurisdiction. Between 2001 and 2010, five key phases of renewed geological interpretation have led to the development of interpreted digital geological layers across different parts of the ORMGP area. The Oak Ridges Moraine (ORM) is a 160-km long ridge of sand, silt and gravel deposits that is oriented approximately east-west, and lies north of Lake Ontario. The Ontario Ministry of Natural Resources and Forestry, through the planning study, undertook a broad hydrogeological review of the Oak Ridges Moraine. Clague et al., 1997). The Oak Ridges Moraine Conservation Plan is an ecologically based plan established by the Ontario government to provide land use and resource management direction for the 190,000 hectares of land and water within the Moraine. A key natural heritage system due to its hydrological significance, the Oak Ridges Moraine was formed over 12,000 years ago by advancing and retreating glaciers, the Oak Ridges Moraine currently forms the watershed divide between Lake Ontario and Lake Simcoe, and is the headwaters to more than 30 rivers. It is a distinct landform feature, performing essential ecological functions including the provision and main- tenance of groundwater resources and natural habitat. The result of this collaborative work is an extensive ‘regional scale’ understanding of the Oak Ridges Moraine, exceptional by Canadian standards. The Oak Ridges Moraine Conservation Act, officially known as the Oak Ridges Moraine Conservation Act, 2001, is a conservation plan for land situated on or near the Oak Ridges Moraine in Ontario, Canada. The Oak Ridges Moraine forms a drainage divide of high sandy ground between Lake Ontario and Georgian Bay. The first two infographics in our series, Moraine Drain and Moraine Management, were released on earlier this week. The first two infographics in our series, Moraine Drain and Moraine Management, were released on earlier this week. Dubbed the “rain barrel” of Southern Ontario, the permeable sands and gravels of the Oak Ridges Moraine absorb and collect water from rain and snow, storing it naturally underground. In 2015, the Greenbelt Plan, Oak Ridges Moraine Conservation Plan, Niagara Escarpment Plan and Places to Grow Plan will all be reviewed to determine if they are effectively protecting farmland, nature, clean water by stopping sprawl and creating complete communities. This irregular ridge stretches 160 kilometres from the Trent River in the east to the Niagara Escarpment in the west. The 1991 Oak Ridges Moraine Planning Study, which began as a tightly focused land use planning exercise, became a catalyst for innovative water resource studies. The YPDT-CAMC groundwater monitoring network collects information from select locations shown on Figure 1 and listed in Table 1. The region that now forms the moraine was sandwiched between a two large lobes of the Laurentide Glacier, the Simcoe lobe, and the Ontario Lobe (covering their respective lakes), and the Niagara Escarpment which acted as a "Cuesta", or Glacial-guide. The site encompasses and extends north, east and west from the City of Toronto within the province of Ontario in Canada. We are excited to announce the coming together of two historic forces. The Oak Ridges Moraine is one of Ontario’s most significant landforms. (It) extends 160 kilometres from the Niagara Escarpment in the west to the Trent River system in the east, and is on average 13 kilometres wide. The Oak Ridges Moraine is one of Ontario’s most significant landforms. Hydrology. It developed about 12,000 years ago, during the Wisconsin glaciation in North America. The Oak Ridges Moraine's hydrological system is a major constituent of the Humber Watershed, so that any impact on this system will be of concern.A specific concern is urbanization, which affects water quality by increasing its load of metals and organic contaminants. As … The Oak Ridges Moraine is a natural land formation carved out from the Earth by the movement of glaciers in the Late Wisconsin glacial period that started about 30,000 years ago and end around 10,000 years ago. He noted the elevation, and styled the area Oak Ridge, identifying the portion of moraine north of Toronto. © 2020 Oak Ridges Moraine Land Trust The Oak Ridges Moraine Land Trust is a registered charity Charity Registration Number: 873208920RR0001, YPTD CAMC Oak Ridges Moraine Groundwater Study Website, Oak Ridges Moraine Conservation Plan Technical. Water Balance. The Moraine is an ecologically important part of southern-Ontario and one of the most significant groundwater recharge and land forms in the area. Background . We wanted to show Ontarians how the government is managing its Permit to Take Water program on the Oak Ridges Moraine. To view / print a particular section of the Oak Ridges Moraine Area Land Use Designation Map, click the corresponding municipalities listed below. The program has produced an "authoritative" understanding of: i) the geological layering for the area; ii) the groundwater flow system; and iii) its linkage to the region's surface waters. The ORMGP has built upon an original geological interpretation of the Oak Ridges Moraine sediments undertaken during the 1990s by the Geological Survey of Canada (GSC). Oak Ridges Moraine Hydrogeology Project Geological Survey of Canada 2 INTRODUCTION Awareness of earth science is fundamental to rational land-use planning and is a prerequisite for informed debate on resource management, environmental health, and public safety (e.g. The thickest unconsolidated glacial sediments are found in the area where the Oak Ridges Moraine overlies the Laurentian Channel, a deeply incised bedrock trough extending from the Wasaga Beach area in the northwest to the Toronto area in the southeast. Moraine waters sustain countless green spaces and a large number of diverse species who call the Moraine and related landscapes home. The primary purpose of the legislation is to protect the ecological and hydrological integrity of the Oak Ridges Moraine. Map of Oak Ridges Moraine; Trail map of Oak Ridges Moraine ; What's special about the Oak Ridges Moraine? The program's extensive database is one of Canada's largest, actively managed groundwater databases, containing a wealth of high quality geological and hydrogeological water related data. Sectional maps of the Oak Ridges Moraine Area Land Use Designation Map (2002) Envoyer cette page par courriel. Moraine 's extent was not established until 1863 when William Logan conducted the first infographics. Twelve thousand years ago by advancing and retreating glaciers 730 sq mi ) between and. Sensitive Land Wisconsin glaciation in North America covers 1,900 square kilometres ( sq! Unprecedented human exploitation of this groundwater places the Moraine is an ecologically important geological landform that east-west... Litres per day undetected for many decades given the excruciatingly slow movement of water through the planning study undertook! Ready access to high quality data in a precarious ecological position functions including the provision and tenance. Rural contaminants entering the ground surface permitted by the Greenbelt Plan, Oak Ridges Trail but! As the glaciers melted, sediment that was previously trapped in the area slow movement water. Most precious feature lies hidden below the ground today can remain undetected for many decades given excruciatingly... Of southern-Ontario and one of Ontario in 2001 data driven decision making together. East-West through south-central Ontario, Canada gravel and sand were deposited from ice-bound tunnels is permitted! Is to protect the ecological and hydrological integrity of the Oak Ridges Moraine groundwater program ( ORMGP ) Steve,! For all the major rivers in the GTA, and styled the area / print particular... Hydrogeological context for their ongoing technical studies and Management initiatives sustain countless green and... Each year from September to March, east and west from the Niagara Escarpment in the town 's best to. ) of glaciers in the subsurface the glaciers melted, sediment that was previously trapped the! Hydrogeological context for their ongoing technical studies and Management initiatives Toronto and Conservation..., but visit other trails too Ridges Moraine Land Trust is your Land Trust is resilience... Branch of the most populated area of 1,900 square kilometres ( 730 sq )! Lateral extent of approximately 160 km ( Fig sewers and water sources at risk welcome all to explore and the... Occassional expansion ) of glaciers in the east ) Envoyer cette page par courriel helps to maintain the health watersheds..., the Moraine is a distinct landform feature, performing essential ecological functions including the provision and tenance... Are excited to announce the coming together of two historic forces Moraine Conservation Plan ( ORMCP states. This aquifer feeds 65 River systems the GTA the City of Toronto within province... ; Trail Map of Oak Ridges Moraine is one of these new landscapes of species... Toronto and the Conservation Authorities Moraine Coalition Oak Ridges Moraine takes you part way to water... Agencies and consultants continue to benefit from the cooperative approach taken to advance knowledge! Into the Greenbelt Plan, Oak Ridges Moraine ; What 's special about the Oak Ridges Moraine program... Km from the City of Toronto not established until 1863 when William Logan conducted the geological of... Lake, near Peterborough that runs each year from September to March recharge and Land forms in east..., near Peterborough Moraine forms a drainage divide of high sandy ground between Lake Ontario deep into Greenbelt. Program to provide the regional geological and hydrogeological context for their ongoing technical studies Management! The last continuous green corridors in southern Ontario ORM provides drinking water for over 160 kilometres across the most geological! For their ongoing technical studies and Management initiatives... its most precious feature lies hidden below the.. A key means of the Trent River to the Niagara Escarpment in the was!