Pittsburgh, PA, US
Pittsburgh, Pennsylvania, USA
Location
Site Type
Sampling Height
Reported Time
Instrument
Latitude: 40.44; Longitude: -79.94
Urban
500 m (ASL)
September 2002
Quadrupole Aerosol Mass Spectrometer
Time series of aerosol species
Species
Sulfate
Ammonium
Nitrate
Organics
Chloride
Total*
Comments
1 hour average
Time: EST (= UTC - 5 hr)
Concentrations reported at ambient conditions at the time of measurement
*Total = SO42-+ NO3-+ NH4++ Cl-+ Organics
Chemically resolved size distributions
Species
Total
Sulfate
Ammonium
Nitrate
Organics
Figure #
Figure 3c
Figure 3d
Figure 3e
Figure 3f
Figure 3g
Comments
1 hour average
1 hour average
1 hour average
1 hour average
1 hour average
Deconvolved organic aerosol components (2 component analysis)
Components
HOA
OOA
Time series
Figure #
Figure 9a-1
Figure 9b-1
Figure 1a
Comments
2-component analysis
2-component analysis
2-component analysis
QA/QC
Dectection limit (DL)
Collection efficiency (CE) and relative ionization efficiency (RIE)
Intercomparisons with collocated instruments
Time series
Instruments
AMS Total vs. TEOM PM2.5 mass
AMS Organics vs. OC
AMS Sulfate vs. PM2.5Sulfate
AMS Ammonium vs. PM2.5 Ammonium
Figure #
Figure 2a
Figure 2b
Figure 2c
Figure 2d
Comments
AMS Total = PM1
TEOM PM2.5 mass (R&P)
2h OC (Sunset) and 24 hr OC (filter samples)
PM2.5 Sulfate (Semicontinuous sulfate analyzer)
4hr PM2.5 Ammonium (Steam Sampler)
Data
Time Series
Scatter plots
Size distributions
Instruments
AMS and SMPS
Figure #
Figure 4
Comments
AMS 2hr particle mass distribution vs. SMPS number distribution
Data
