Measurements at Thompson Farm and Appledore Island during the ICARTT 2004 Summer CampaignBarkley C. SiveUniversity of New Hampshire Institute for the Study of Earth, Oceans, and Space Climate Change Research Center March 30, 2005

Atmospheric measurements conducted at the AIRMAP monitoring sites.

Species

Thompson Farm

Pack Monadnock

Appledore Island

Castle Springs

Mount Washington

O3

*

CO

NO

NO2

PAN

noy

SO2

SO4

CO2

Hg

Hydro/Halocarbons

Alkyl Nitrates

JNO2

AMS Single Particle Comp.

Bulk Aerosol Comp.

CN

PM2.5 Mass Conc.

*

PM2.5 Scattering

PM2.5 Absorption

MC/IC Aerosol Comp.

* Operated by The New Hampshire Department of Environmental Services (DES)

General Distributions at Thompson Farm

Large Sulfate and Organic LoadingsAcidic SulfateHighly processed organicsHigh organic, low sulfate eventEvidence for Alaskan wildfiresAMS Measurements at Thompson FarmR. Griffin

Ozone Event at Thompson Farm

R. Talbot

R. Talbot

Consistent Deviation from PSSA f = jNO2[NO2]/kNO-O3[NO][O3]R. Griffin

Example of DeviationOver prediction of ozone when not in PSSPSSA Agreement f = jNO2[NO2]/kNO-O3[NO][O3]R. Griffin

Thompson FarmAppledore IslandGeneral Distributions at Thompson Farm and Appledore Island

Pollutant Outflow at Appledore Island

Back-TrajectoriesClean Period8am EDT 7/15/04Polluted Nocturnal Period9pm EDT 7/15/04Pollutant Outflow at Appledore Island

(pptv)Pollutant Outflow at Appledore Island

Appledore IslandPollutant Outflow at Appledore Island

Pollutant Outflow at Appledore IslandA. Pszenny

Diurnal Cycles at Thompson FarmOzone regulary drops to zeroOzone peaks in the late afternoonJuly 1 to August 15, 2004

Diurnal Cycles at Thompson FarmJuly-August, 2004

Diurnal Cycles at Thompson FarmJuly-August, 2004

Diurnal Cycles at Appledore IslandDOAS NO3 dataJ. Stutz - UCLA

Diurnal Cycles at Thompson Farm and Appledore Island

Ocean Uptake at Appledore Island

Appledore Island CrewJochen Stutz UCLA Bill Keene UVA Lynn Russell UCSDRoland von Glasow - Heidelberg

Oliver Wingenter NMTDon Blake UCI Kevin Gervais UCI AcknowledgementsAIRMAP InvestigatorsRobert Talbot DirectorRuth Varner Rob Griffin Alex Pszenny Huiting Mao

Graduate StudentsYong Zhou UNH Rachel Russo UNHCarsten Neilsen UNHAsako Enomoto UNHJustine Kombarakkaran NMTMarguerite White UNH

Pieter Beckman, Kevan Carpenter TechnicianLaura Cottrell Research ScientistDon Troop, Yuanli Wang Engineering

UndergraduatesJesse Ambrose UNHKarl Haase NMTPatrick Veres OSULissa C.M. Ducharme Data ReductionHilary Graves High School (MA)Kate Petzak High School (ME)

Appledore Island Measurement Comparison

Extras

General Distributions at Thompson Farm and Appledore Island

Acetic Acid

Comparison of PTR-MS and mist chamber data from Keene and PszennyAppledore Island Measurement ComparisonNote: The PTR-MS was sampling from a 100 ft x 3/8 in. O.D. PFA Teflon linewith a residence time of 2 seconds. The MC/IC was sampling from the roof.

Appledore Island Measurement Comparisonslope= 1.01R2 = 0.95slope = 1.54R2 = 0.92slope = 0.98R2 = 0.92

Appledore Island Measurement Comparison

General Distributions at Thompson Farm and Appledore Island

General Distributions at Thompson Farm

General Distributions at Appledore Island