BROWNFIELDS

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BROWNFIELDS
BROWNFIELDS RESEARCH AND LAB
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BROWNFIELDS AND WATER POLLUTION
AFTER
BEFORE
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The Water Cycle
Driven by Radiant Energy from the Sun.
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WATER ON THE GROUND Surface Water
Haddam Surface Water Resources
Rivers Streams Wetlands
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Surface Water
Killingworths Surface Water Resources
Rivers Streams Wetlands
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Surface Water
Drainage System Small streams flowing into
larger streams and rivers.
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Drainage Systems are called Watersheds
Watersheds are used to manage water.
Map Key Watershed Boundary
Movement of water
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What is a Watershed?
A Watershed is an area of land that drains to a
single outlet.
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Major Watersheds in Connecticut
HKHS
South Central Coastal
Long Island Sound
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U.S. DRAINAGE BASINSWater flow
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What happens when the watershed is polluted?
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Brownfield Sites
Threaten Water Resources
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What is a Brownfield?
A BROWNFIELD is property that is not being
redeveloped because it is or might be
contaminated.
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What is a Brownfield?
EPAs Brownfields Program Helps states and
communities clean up and reuse brownfields for
economic development.

• HELPS TO
• Protect the Environment
• Build Partnerships between businesses towns
• Strengthen the Marketplace
• Improve a communitys long-term quality of life

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Brownfields Redeveloped
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CT Brownfields
Connecticuts Bureau of Waste Management
-oversees CT Brownfields clean up programs
Connecticuts SUSPECTED sites http//www.ct.gov
/dep/cwp/view.asp?a2715q324930depNav_GID1626
There are over 290 sites in Connecticut.
http//www.ctbrownfields.com/default.asp
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CT Brownfields
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 1 - What do you know about the site?
Location 7 Candlewood Hill Rd Past Use Farm
Equipment Manufacturing
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 1 - What do you know about the site?
What do you see?
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 1 - What do you know about the site?
Natural Resources Is there surface water?
CT River
Candlewood Hill Brook
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 1- What do you know about the site?
Natural Resources Is there Ground Water?
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 2 - What are the suspected contaminants?
Look at your Brownfield Contaminants Guide.
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 2 - What are the suspected contaminants?

• The Town of Haddam has found that the site may
  contain
• Heavy metals
• volatile organic compounds (VOCs)
• pesticides and herbicides

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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 3 - What do the suspected contaminants
threaten?

• Heavy metals
• Poisoning
• Nerve and brain damage
• Allergic reactions
• Tiredness and headaches
• Birth defects and miscarriages in humans and
• other animals

Pesticides and Herbicides are designed to kill
and harm, are carcinogens, and irritate skin and
eyes
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Investigating a Brownfield Site CAPT Science,
Technology Society
STEP 4 Design an Investigation to determine
extent of contamination. Your suspected
contaminants and site map are your guide.
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WHAT DO YOU SEE?
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