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Understanding the Mega Quarry in Ten Easy Steps

Posted: 10/11/2012 1:43 pm

If you live in southern Ontario, you've likely seen the signs. Stop. The. Mega-Quarry. The simple red and white lawn signs have increasingly been springing up in yards and on porches in both rural communities and downtown Toronto.

While the signs are becoming iconic, the mind-boggling numbers behind the controversial Mega-Quarry proposal aren't as well known.

For your convenience, below is a quick summary in ten easy steps.

1. For the uninitiated, the Mega-Quarry is a massive 930-hectare (2,300 acre) proposed limestone quarry that would be blasted beneath the picturesque countryside of Melancthon Township, 100 kilometres north of Toronto.

2. The Mega-Quarry is a proposal by the Highland Companies, which is backed by the $25 billion Baupost Group hedge fund from Boston. The company proposes to blast one billion tonnes of 400 million year old sedimentary rock, using 20,000 tonnes of explosives each day for decades to come.

3. The bottom of the excavated pit would be more than 200 feet below the water table -- almost 20 stories. That is deeper than Niagara Falls. Thus, the proposal will require 600 million litres of water to be pumped from the site every day, forever.

4. The proponents argue they will ensure local farming continues by simply setting the soil aside, then placing it at the bottom of the pit once the limestone is gone. To do this necessitates pumping those 600 million litres of water out of the pit in perpetuity.

5. Contrast the grand Mega-Quarry proposal with the current land use. For several generations, local farmers have taken advantage of the area's exceptionally rare soil -- Honeywood silt loam that took 10,000 years to accumulate -- and ideal growing climate.

6. The farms in Melancthon currently harvest more than one million pounds of potatoes each year, including about half of all fresh potatoes consumed in the Greater Toronto Area.

7. Melancthon is also home to the headwaters of five major rivers, making its groundwater an essential source of drinking water for up to one million Ontarians living downstream.

8. As you can imagine, a company intending to blast a giant pit beneath lands of such agricultural, cultural and ecological heritage has stirred much resistance. The movement to stop the Mega-Quarry has grown from meetings in local church basements to a broad community of support spanning from small, well-organized local groups like NDACT and Artists Against the Mega-Quarry to respected national groups like the Council of Canadians and the Canadian Chefs' Congress.

More than 130,000 people signed an online petition demanding the project be rejected. Over 5,000 formal complaints have been submitted to the provincial government. Last fall more than 28,000 people and dozens of chefs, musicians and artists showed their support by attending Foodstock at several farms adjacent to the proposed quarry site. And, of course, there are the now ubiquitous lawn signs.

9. Last fall, the Ontario government reacted to the flood of protest by ordering a provincial Environmental Assessment for the proposal -- oddly the first quarry project to ever be subjected to such an assessment in Ontario.

10. Given what is at stake and the considerable odds facing citizens trying to stop the proposed mega quarry, the inspiring movement to protect the Melancthon region's prized farmland and precious headwaters continues to grow.

On Sunday October 21st, the Canadian Chefs' Congress and David Suzuki Foundation will be bringing the protest to the city by hosting Soupstock in Toronto's Woodbine Park.



The day-long culinary celebration will see more than 175 of Canada's top chefs join forces with local farmers and producers to concoct original soup creations for the expected tens of thousands of foodies and supporters. Dozens of musicians, advocates, artists and flash mob choirs will be lending their support by taking the stage and performing throughout the crowd.

If Mother Nature smiles on Soupstock, it may be the largest culinary protest Canada has ever seen. Regardless, it will draw thousands more supporters to the inspiring movement to protect our prized farmland and precious headwaters, and to stop the Mega-Quarry. If you want to get a taste for yourself, join me on Sunday October 21st. Come raise a bowl at Soupstock!

Dr. Faisal Moola is a soup lover and director of the Ontario operations of the David Suzuki Foundation. www.davidsuzuki.org

 
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11:36 AM on 10/14/2012
I have long admired Dr. Suzuki but in the past year I believe he has become more of an alarmist that someone who deals in facts and his foundation has become too political for me.
This became apparent when I signed an on-line petition that his foundation was promoting, to my surprise I received a "thank you" from the NDP-as well as several more re donations.
And now this- a director of the Suzuki Foundation stating that a quarry will use 20,000 tonnes of high explosives per day !!!
The Mont Blanc which exploded in Halifax in1917 and destroyed a good portion of the city was loaded with 200 tons of TNT and 35 tons of benzol. And this writer wants people to believe that a quarry will use 20,000 tonnes?
10:56 AM on 10/15/2012
Yes, you are correct, there is an error in the article. The estimated figure used in the quarry application is 20 tonnes of ammonium nitrate fuel oil (ANFO) per day, 5% or 1 tonne per day of which is expected to end up in the air/water since it is a highly water soluble chemical and there would be a lot of water to manage. When you are talking in numbers as big as this proposal: 2,316 acres, 8,000+ acres owned, 33km perimeter, unlimited annual extraction, management of 600 million litres of water/day, source water for one million people, 200' feet below the watertable, six billion tonnes of reserves, 7,200 trucks/day, DSF can be forgiven for one incorrect figure. See also: http://www.inthehills.ca/2011/06/back/melancthon-mega-quarry-by-the-numbers/
11:13 AM on 10/15/2012
Yes, you are correct, "20,000 tonnes" is an error in the article. The mega-quarry application estimates use of 20 tonnes of ammonium nitrate fuel oil (ANFO) per day, 5% or 1 tonne of which would be expected to end up in the air/water since ANFO is highly water soluble. However, given the tendency toward large figures in this proposal: 2,316 acre quarry, 8,000+ acres owned, 6 billion tonnes of reserves, 33 km perimeter, unlimited annual extraction, management of 600 milllion litres of water/day, 7,200 trucks/day, 200' below the water table, source water for one million Ontarians -- DSF can be forgiven for one inaccuracy. For more interesting statistics see: http://www.inthehills.ca/2011/06/back/melancthon-mega-quarry-by-the-numbers/
05:27 PM on 10/15/2012
I have looked at the information on the site you provided the link to, however that information has caused more questions than answers-
The ANFO mentioned is ammonium nitrate, commonly referred to as fertlizer, the fuel oil, (presumably diesel fuel) will be used as an explosive, water
is also used to make the slurry. This is used for safety reasons. As for the 5% expected to end up in the air/water I believe it would be the air and even at the rate 1 tonne/day into the air this amount would not equal the the amount or residual left by the trucks hauling the product.
As for the mine itself, this apparently is a gypsum quarry, gypsum has only one use and that is in the manfacture of gypsum board, commonly know as drywall and a few byproducts- mud for example, which is used to finish the dywall..
Gypsum is not a heavy dense material like granite and is usually shipped by rail to reduce shipping costs so I fail to see where highway trucks would be used for shipment due the the high costs.
Also, as you are probably well aware the construction industry world wide is almost at a stand still and the demand for gypsum is extremly low, so I dont think anyone , even with very deep pockets would consider rushing into this venture in the near future.