Pollution Prevention   

Projects:

Penetanguishene Stormwater Pond

Take a Little Lead Out

 

 

Penetanguishene Constructed Wetland for Urban Stormwater

Penetanguishene August 2003 -- 3 years after construction

Urban stormwater can pollute nearby lakes and streams. Lawn fertilizers, pesticides, automobile emissions, oil and chemical spills and fecal droppings from animals all contribute to water pollution. In addition, the thoughtless disposal of hazardous household wastes - such as used motor oil or leftover paints - in catch basins is harmful to life in downstream lakes and streams.

The main concern of the Severn Sound Remedial Action Plan (RAP) was that stormwater contains phosphorus, the nutrient which controls the growth of algae. Heavy algal growth makes water green and murky, unpleasant for swimming and boating, and can harm the balance of aquatic life. In addition, the RAP concerns included preventing bacterial and metals contamination from entering Penetang Bay.

This project by far represents the single largest reduction of phosphorus loading undertaken by the Town. The area treated represents the older sewer system in the downtown core area as well as a smaller residential area. The project was identified in the Severn Sound Remedial Action Plan Urban Stormwater Management Strategy as a high priority project and steps were taken to integrate the wetland into the overall waterfront park design process that the Town of Penetanguishene was pursuing. The project could not have been accomplished without the generous funding support of the Ontario Great Lakes Renewal Foundation and the Town of Penetanguishene. Funding for the construction of the viewing platform came from the Rotary Club of Penetanguishene and the Ontario Ministry of Natural Resources Community Wildlife Improvement Program.

The wetland was constructed at the waterfront, just south of the Main Street sewage treatment plant, and treats stormwater from a catchment area of 33.5 hectares of the downtown commercial and residential core. At least 60% of the phosphorus that was formerly going directly to the Bay - a minimum of 17.5 kilograms per year - is being removed by the project.

Settling is the primary treatment. The average depth of the wetland treatment area is 0.75 meters (about 2 ˝ feet). In a storm event, the maximum depth would reach 1.2 meters (about 4 feet). Stormwater will first enter forebays designed to remove sand and gravel. From the forebays, the stormwater flows through the wetland area which provides additional treatment. Fine sediment particles that attract pollutants such as phosphorus, nitrogen, organic matter and trace metals fall to the bottom of the pond instead of being discharged into the bay. Wetland plants, algae and bacteria take up nutrients needed for their growth. Emergent plants such as sedges and bulrushes provide an attractive habitat for wildlife and waterfowl, enhance sediment trapping and prevent sediment resuspension.

Results

Anticipated benefits of the project include improvement of the fish habitat in the Bay, wildlife habitat on the shore and enhancing the Waterfront Park trail system. Area residents and tourists will enjoy immediate improvements to the landscape and long term improvements to water quality. It is anticipated that 60% of phosphorus going directly into the bay, almost 17.5 kilograms per year, can be removed by this project.

The project will also improve fish habitat along the coast of the Bay, add to the wildlife habitat value of the area and enhance the Waterfront Park trail system. A nesting island for waterfowl and an observation platform for visitors were incorporated into the plans.

Collaboration

We would like to acknowledge this project's partners: the Ontario Great Lakes Renewal Foundation, which has committed significant funding toward this project, The Severn Sound Remedial Action Plan, who proposed and implemented the project, the Rotary Club of Penetanguishene, which continues to be a great supporter of many aspects of the Waterfront Park improvement project, MNR Community Wildlife Involvement Program, assisted with the viewing platform, Club Richelieu, who will help with French language public involvement, especially in involving science students from Ecole Secondaire Le Caron who have volunteered to help with planting, and the Seniors for Wye Marsh, who will help by providing seeds of native plants which will beautify the project site and improve its function for stormwater treatment. Consultants included local firms, Liberty Engineering and John D. Bell Associates Ltd.

Multi-departmental collaboration included the Public Works, Transportation and Environment, the Planning Office and the Recreation & Emergency Departments all working together to ensure the success of this project.


 

Hook, Line, Sinker & Jig

"Take a Little Lead Out!"

Free "Unleaded" Fishing Tackle Available in Severn Sound

Did you know that a loon can die of lead poisoning after swallowing just one lead sinker or jig? Environment Canada estimates that 500 tonnes of toxic lead enters Canadian waters each year as a result of lost fishing tackle. Lead tackle is still widely available in stores, since non-toxic tackle regulations in Canada currently only apply to National Parks and National Wildlife Areas. Help protect wildlife and waterways - use non-toxic tackle wherever you fish (look for words like "non-toxic" or "lead-free" on the package). Lead sinkers and jigs can be exchanged for FREE non-toxic alternatives in the Severn Sound area. For more information, or to arrange a tackle exchange, contact Severn Sound Environmental Association at 705-527-5166.

Anglers usually attach sinkers or jigs to their hook or line, to submerge it into the water. A sinker is a weight fastened to fishing line, while a jig is a weighted hook. Sometimes sinkers and jigs inadvertently detach from the line and fall into the water, or the hook and line become so entangled that the line breaks or is cut. Environment Canada (1999) estimates that 500 tonnes of lead sinkers and jigs are lost in Canadian lakes, streams, and rivers every year!

Click on the pictures to enlarge them

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Exchange Event

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Non-toxic sinkers

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Non-toxic jigs

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Lead in the gizzard of a Trumpeter swan

Photo Credit: Grant Hudolin

Lead sinkers and jigs in waterways can threaten the health of our fish and wildlife. Loons and other waterbirds are being poisoned by ingesting lead tackle, mistaking it for food or grit. Once lead enters the digestive system, it breaks down and is absorbed into the bloodstream, leading to lead poisoning. Sadly, a loon may die after ingesting just one lead sinker or jig!

Fortunately, the risk of lead poisoning to waterfowl and the deposition of lead into waterways can be significantly reduced by switching to non-toxic tackle products. Since 1996, lead fishing tackle has been banned in Canada’s National Parks and National Wildlife Areas, while elsewhere, the use of non-toxic tackle alternatives is voluntary.

It’s Time to "Take a Little Lead Out!"

Due to its toxicity and negative biological effects on people, lead is no longer used in paint, gasoline and other products.

England banned the use of lead sinkers in 1987.

The United States banned lead shot for hunting in 1991, after statistics showed millions of ducks and geese had died annually from lead poisoning.

In Canada, the use of lead sinkers and jigs has been prohibited in National Parks and National Wildlife Areas since 1997.

A lead shot ban in Ontario began in 1989 within selected Non-toxic Shot Zones. As of 1999, under Migratory Bird Regulations, non-toxic shot is mandatory for hunting waterfowl and most other migratory game birds throughout all areas of Canada.

The "Take a Little Lead Out!" project aims to educate people on the dangers of lead in our waterways, and to provide anglers with the opportunity to voluntarily exchange their lead sinkers and jigs for new non-toxic alternatives, absolutely free! Exchanges are held at various public events in the Severn Sound area throughout the summer. In addition, exchanges can be made year-round at the Severn Sound Environmental Association office located at 67 Fourth Street in Midland.

Unleaded Tackle

Non-toxic sinkers and jigs are made from a wide variety of materials, including bismuth, polymers, tin, and clay.

The End Result

Over 545 pounds of lead has been collected in the Severn Sound Watershed since 1997. The lead has been recycled to a variety of sustainable end-uses, including being taken to Tonolli Canada Ltd., a lead recycling and smelting facility in Mississauga. Tonolli receives over 60,000 tonnes of batteries and other lead bearing scrap each year, recycling nearly 100% of them, along with the company’s process by-products. In 1998, Tonolli was QS 9000 certified, which includes provisions for quality control and diligence in environmental health and safety.

In case you decide to get rid of your own lead sinkers and jigs, REMEMBER: lead is toxic, and therefore cannot be disposed of in the garbage. 

"Take a Little Lead Out!" Partners

The success of the Severn Sound "Take a Little Lead Out!" education and exchange program is attributed to the valuable partnership between:

Environment Canada’s Great Lakes Sustainability Fund

Severn Sound Environmental Association

Canadian Wildlife Service

Georgian Bay Islands National Park

Lucky Strike Baitworks

MNR Community Fisheries and Wildlife Involvement Program

Backwater Line and Tackle

Jackfish Lures Non-toxic Tackle Company

Tonolli Canada Ltd.

Help preserve healthy waterways and wildlife for the future "Take a Little Lead Out!"

Online Resources:

Lead Shot Shaker -- A Device for Remediating Lead Shot-Contaminated Sediment in Severn Sound

Environment Canada's Fish Lead Free website

Where to find lead-free alternatives

Fish Lead-Free Regulations

Lead fishing sinkers and jigs in Canada: Review of their use patterns and toxic impacts on wildlife (Excerpt: Three small children in New Hampshire were exposed in a home where lead sinkers were made and had blood lead concentrations ranging between 27 and 53 µg/dL. Adult family members producing the lead sinkers and cleaning the work areas also had elevated blood lead concentrations. Following transfer of home ownership, the subsequent family's three children also experienced high lead exposure, with blood lead levels ranging between 29 and 42 µg/dL (U.S. EPA 1994)...)

For More Information, Contact:

Michelle Hudolin

"Take a Little Lead Out" Project Coordinator

Severn Sound Environmental Association

67 Fourth Street

Midland ON L4R 43S9

Tel: (705) 527-5166 Email: mhudolin@town.midland.on.ca

 

 


 

 
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Last modified: March 08, 2010

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