brownfields. brownfields and water pollution before after

BROWNFIELDSBROWNFIELDS

BROWNFIELDS AND WATER BROWNFIELDS AND WATER POLLUTIONPOLLUTION

BEFORE

AFTER

The Water CycleThe Water Cycle

Driven by Driven by Radiant EnergyRadiant Energy from from the Sun.the Sun.Driven by Driven by Radiant EnergyRadiant Energy from from the Sun.the Sun.

WATER ON THE GROUND: WATER ON THE GROUND: Surface WaterSurface WaterHaddam Surface Water ResourcesHaddam Surface Water Resources

RiversRivers

StreamsStreams

WetlandWetlandss

RiversRivers

StreamsStreams

WetlandWetlandss

Surface WaterSurface Water

KillingworthKillingworth’s Surface ’s Surface Water Water ResourcesResources

KillingworthKillingworth’s Surface ’s Surface Water Water ResourcesResources

RiversRivers

StreamsStreams

WetlandWetlandss

RiversRivers

StreamsStreams

WetlandWetlandss

Surface WaterSurface WaterDrainage SystemDrainage System – Small – Small streams flowing into larger streams flowing into larger streams and rivers.streams and rivers.

Drainage SystemDrainage System – Small – Small streams flowing into larger streams flowing into larger streams and rivers.streams and rivers.

Drainage Systems are called Drainage Systems are called WatershedsWatershedsDrainage Systems are called Drainage Systems are called WatershedsWatersheds

Map Key: Watershed Boundary Map Key: Watershed Boundary

Watersheds are Watersheds are used to manage used to manage water.water.

Watersheds are Watersheds are used to manage used to manage water.water. Moveme

nt of water

What is a Watershed?What is a Watershed?

A Watershed is an area of land that drains to a single outlet.

A Watershed is an area of land that drains to a single outlet.

Drainage Divide – Drainage Divide – ridge separating ridge separating watershedswatersheds

Long Island

Long Island

SoundSound

Major Watersheds in ConnecticutMajor Watersheds in Connecticut

South South CentrCentr

al al CoastCoast

alal

HKHSHKHS

U.S. DRAINAGE BASINSU.S. DRAINAGE BASINSWater flow =Water flow =

What happens when the What happens when the watershed is polluted?watershed is polluted?

Brownfield SitesBrownfield Sites

Threaten Water ResourcesThreaten Water Resources

What is a What is a Brownfield?Brownfield?What is a What is a

Brownfield?Brownfield?

A A BROWNFIELD BROWNFIELD is property that is not is property that is not being redeveloped because it is or being redeveloped because it is or might be contaminatedmight be contaminated..

A A BROWNFIELD BROWNFIELD is property that is not is property that is not being redeveloped because it is or being redeveloped because it is or might be contaminatedmight be contaminated..

What is a What is a Brownfield?Brownfield?What is a What is a

Brownfield?Brownfield?

EPA’s Brownfields Program:EPA’s Brownfields Program:Helps states and communities clean Helps states and communities clean

up and reuse brownfields for up and reuse brownfields for economic development. economic development.

EPA’s Brownfields Program:EPA’s Brownfields Program:Helps states and communities clean Helps states and communities clean

up and reuse brownfields for up and reuse brownfields for economic development. economic development.

HELPS TO:HELPS TO:1.1. Protect the Environment Protect the Environment 2.2. Build Partnerships between Build Partnerships between

businesses & townsbusinesses & towns3.3. Strengthen the MarketplaceStrengthen the Marketplace4.4. Improve a community’s long-term Improve a community’s long-term

quality of lifequality of life

HELPS TO:HELPS TO:1.1. Protect the Environment Protect the Environment 2.2. Build Partnerships between Build Partnerships between

businesses & townsbusinesses & towns3.3. Strengthen the MarketplaceStrengthen the Marketplace4.4. Improve a community’s long-term Improve a community’s long-term

quality of lifequality of life

Brownfields Brownfields RedevelopedRedevelopedBrownfields Brownfields

RedevelopedRedeveloped

CT BrownfieldsCT BrownfieldsCT BrownfieldsCT Brownfields

Connecticut’s Bureau of Waste Connecticut’s Bureau of Waste ManagementManagement -oversees CT -oversees CT

Brownfields clean up programsBrownfields clean up programs

Connecticut’s Bureau of Waste Connecticut’s Bureau of Waste ManagementManagement -oversees CT -oversees CT

Brownfields clean up programsBrownfields clean up programsConnecticut’s Connecticut’s SUSPECTEDSUSPECTED sites: sites:

http://www.ct.gov/dep/cwp/view.asp?a=2715&q=324930&depNav_GID=1626

There are over 290 sites in Connecticut.There are over 290 sites in Connecticut.

Connecticut’s Connecticut’s SUSPECTEDSUSPECTED sites: sites:


There are over 290 sites in Connecticut.There are over 290 sites in Connecticut.

http://www.ctbrownfields.com/default.asp









CT BrownfieldsCT BrownfieldsCT BrownfieldsCT Brownfields

Investigating a Brownfield Investigating a Brownfield SiteSite

CAPT – Science, Technology & SocietyCAPT – Science, Technology & Society


CAPT – Science, Technology & SocietyCAPT – Science, Technology & SocietySTEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? STEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? Location:Location:

7 Candlewood 7 Candlewood Hill RdHill Rd

Past Use:Past Use:

Farm Farm Equipment Equipment ManufacturingManufacturing

Location:Location:

7 Candlewood 7 Candlewood Hill RdHill Rd

Past Use:Past Use:

Farm Farm Equipment Equipment ManufacturingManufacturing

STEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? STEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? What do you What do you

see?see?What do you What do you see?see?





STEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? STEP 1STEP 1 - What do you - What do you knowknow about the site?about the site? Natural ResourcesNatural Resources– Is there – Is there surface water?surface water?Natural ResourcesNatural Resources– Is there – Is there surface water?surface water?

Candlewood Hill Candlewood Hill BrookBrookCandlewood Hill Candlewood Hill BrookBrook

CT CT RiverRiverCT CT RiverRiver





STEP 1STEP 1- What do you- What do you know know about the site?about the site? STEP 1STEP 1- What do you- What do you know know about the site?about the site? Natural ResourcesNatural Resources – Is there – Is there

Ground Water?Ground Water?Natural ResourcesNatural Resources – Is there – Is there Ground Water?Ground Water?





STEP 2STEP 2 - What are the suspected - What are the suspected contaminants?contaminants? STEP 2STEP 2 - What are the suspected - What are the suspected contaminants?contaminants?

Look at your “Brownfield Look at your “Brownfield Contaminants Guide”.Contaminants Guide”.





The Town of Haddam has found that The Town of Haddam has found that the site may contain: the site may contain:

1.1.Heavy metalsHeavy metals

2.2.volatile organic compounds (VOCs)volatile organic compounds (VOCs)

3.3.pesticides and herbicidespesticides and herbicides

The Town of Haddam has found that The Town of Haddam has found that the site may contain: the site may contain:

1.1.Heavy metalsHeavy metals

2.2.volatile organic compounds (VOCs)volatile organic compounds (VOCs)

3.3.pesticides and herbicidespesticides and herbicides

STEP 2STEP 2 - What are the suspected - What are the suspected contaminants?contaminants? STEP 2STEP 2 - What are the suspected - What are the suspected contaminants?contaminants?





STEP 3STEP 3 - What do the suspected - What do the suspected contaminants threaten?contaminants threaten? STEP 3STEP 3 - What do the suspected - What do the suspected contaminants threaten?contaminants threaten? Heavy metals:Heavy metals:

•PoisoningPoisoning•Nerve and brain damageNerve and brain damage

•Allergic reactionsAllergic reactions•Tiredness and headachesTiredness and headaches

•Birth defects and miscarriages in humans and Birth defects and miscarriages in humans and other animalsother animals

Pesticides and Herbicides:Pesticides and Herbicides: are designed to kill andare designed to kill and

harm, are carcinogens, and irritate skin and eyesharm, are carcinogens, and irritate skin and eyes





STEP 4STEP 4 – Design an – Design an Investigation to determine Investigation to determine extent of contamination.extent of contamination.

Your suspected Your suspected contaminants and site map contaminants and site map

are your guide.are your guide.





WHAT DO YOU WHAT DO YOU SEE?SEE?

brownfields. brownfields and water pollution before after

Documents

brownfield sitecapt

technology societystep

brownfield contaminants

ground water

suspected contaminants

technology societywhat

site map

reuse brownfields