““Toward a More Efficient Transboundary Exchange of Air Quality Data”Toward a More Efficient Transboundary Exchange of Air Quality Data”

Rich PoirotVermontVermont

Cliff MichaelsenMaine

AcknowledgmentsAcknowledgments

Paul Wishinski / State of Vermont DECPaul Wishinski / State of Vermont DEC Stefan Falke / CAPITA, Washington Univ.Stefan Falke / CAPITA, Washington Univ. Brett Schichtel / CAPITA, Washington Univ.Brett Schichtel / CAPITA, Washington Univ. Rudy Husar / CAPITA, Washington Univ.Rudy Husar / CAPITA, Washington Univ. Jeff Brook / AES, Environment CanadaJeff Brook / AES, Environment Canada David Waugh / DOE, AESBEDDavid Waugh / DOE, AESBED Steve Beauchamp / DOE, AESBEDSteve Beauchamp / DOE, AESBED Ray Hoff / AES, Environment CanadaRay Hoff / AES, Environment Canada

Many Thanks to the Following Folks For Their Contributions to This Effort:Many Thanks to the Following Folks For Their Contributions to This Effort:

Arsenic Episodes of 1989Arsenic Episodes of 1989

Ozone Episode of July 1994Ozone Episode of July 1994

Mixed Pollutants In August 1992Mixed Pollutants In August 1992

Atmospheric Flow Visualization: CAPITA Monte Carlo Model(see Movie: USFLW792.AVI, provided by Brett Schichtel, CAPITA)

Day 1 12/23/89 Yellow

Day 2 11/04/89 Green

Day 3 2/04/89 Red

Sudbury

Noranda

HY-SPLIT / NGM Trajectories arrivingat 3 PM for Underhill, Vermont

Back Trajectories from Ontario Sites on Days with Back Trajectories from Ontario Sites on Days with High Arsenic/Selenium Ratios: 1988-92High Arsenic/Selenium Ratios: 1988-92

Provided by Ray Hoff, Atmospheric Environment Service, Environment CanadaProvided by Ray Hoff, Atmospheric Environment Service, Environment Canada

HY-SPLIT / NGM Trajectories arrivingat 3 AM for Underhill, Vermont

Day 1 12/23/89 Yellow

Day 2 11/04/89 Green

Day 3 2/04/89 Red

Day 4 3/22/89 Purple

Noranda

Sudbury

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Rye NH

Kennebunkport

Cape ElizabethPhippsburg

Port ClydeIsle Au Hault

Bar HarborJonesport

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Cape ElizabethBar Habor

Pt Lapreau NBForest Hills NB

Fundy Park NBNorth Cape PEI

Halifax NS

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Cape Elizabeth Bar Habor Pt Lapreau NB Forest Hills NB Fundy Park NB North Cape PEI Halifax NS

US/Canadian Data InterfaceUS/Canadian Data Interface

Airs (withAirs (withVoyager)Voyager)

AESAESCanadaCanada

AES DownsviewAES Downsviewtransfers datatransfers data

Into EXCELInto EXCELDecompileDecompileAIRS DataAIRS Data

DecompileDecompileAIRS DataAIRS Data

ManipulateManipulatein EXCELin EXCEL

ManipulateManipulatein EXCELin EXCEL

Merge in Merge in ACCESSACCESS

Merge in Merge in ACCESSACCESS

Re-compileRe-compileinto ainto a

Voyager fileVoyager file

Re-compileRe-compileinto ainto a

Voyager fileVoyager file

Ready to UseReady to UseCanadian/USACanadian/USA

DataData

Ready to UseReady to UseCanadian/USACanadian/USA

DataData

Hourly Ozone and Surface Winds : 7/19-23/94 (see Movie SCOTIA3.AVI)

HY-SPLIT / NGM Trajectories arrivingat 9 PM on July 21, 1994at the following locations:

North Cape, PEI GreenAcadia NP, Me. RedCape Elizabeth, Me Purple

HY-SPLIT / NGM Trajectories arrivingat 3 PM on July 20, 1994at the following locations :

North Cape, PEI GreenAcadia NP, Me. RedCape Elizabeth, Me Purple

3 PM Ozone , 24 hour PM-10 and Sulfate on August 28, 1992(see Movie: PMOZSU92.AVI)

6 Days earlier, on August 22, 1992, maximum concentrations of 6 Days earlier, on August 22, 1992, maximum concentrations of afternoon Ozone and daily PM-10 and Sulfate were centered afternoon Ozone and daily PM-10 and Sulfate were centered

in the Midwestern USin the Midwestern US

Windsor

Toronto

Montreal

Kejimkujik

Fine Particle Massand Sulfate (blue)

at 4 Canadian Sites onAugust 23 - 27, 1992

Data Provided by: Jeff Brook, AESEnvironment Canada

22 23 24 25 26 27

Windsor

Toronto

Montreal

Kejimkujik

0

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0.25

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nce

ntr

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n

(mic

rom

ole

s/m

3)Fine Particle Acidity at 4 Canadian Sites: 8/22-27, 1992

HY-SPLIT / NGM Trajectories arriving at 3 PM on the following dates for 4 sites:

Red - Windsor 8/23/92Pink - Toronto 8/24/92Green - Montreal 8/25/92Yellow - Keji 8/26/92

Keji

Montreal

Toronto

Windsor

HY-SPLIT / NGM Trajectories arriving at 3 PM at the following sites on 08/27/92:

Windsor, Ont. PurpleToronto, Ont. Lt. PurpleMontreal, Que. RedKejimkujik, N.S. Green

Toronto

Windsor

Montreal

Keji

NEPART Fine Particle Mass, NEPART Fine Particle Mass, SulfateSulfate and "Acidity" on 8/28/92 and "Acidity" on 8/28/92 with Air Mass Histories from the CAPITA Monte Carlo Modelwith Air Mass Histories from the CAPITA Monte Carlo Model

ConclusionsConclusions

We Examined 3 Episodes of Transboundary Pollution We Examined 3 Episodes of Transboundary Pollution TransportTransport

Assumed We Understood These Episodes in AdvanceAssumed We Understood These Episodes in Advance Assumed it would be Easy To Merge US & Canadian DataAssumed it would be Easy To Merge US & Canadian Data

Both Assumptions Were Wrong!Both Assumptions Were Wrong!

We Efficiently Exchange Air Pollution Across our Border, We Efficiently Exchange Air Pollution Across our Border, Where it is Merged with Local Source Influences, but is Where it is Merged with Local Source Influences, but is

Too Often Unobserved, Undocumented, and UncontrolledToo Often Unobserved, Undocumented, and Uncontrolled

We Need More Efficient Mechanisms to Exchange We Need More Efficient Mechanisms to Exchange and Merge our Collective Air Quality Data!and Merge our Collective Air Quality Data!