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Centre for Atmospheric Science

Holme Moss PROCLOUD Project - Table of Measurements

MEASUREMENT
DEPLOYMENT SITE (and institute)
  Upwind Summit Downwind
Gases:  
SO2 IFT UMIST TECO 43S -
H2O2 UMIST (see aqu below) -
NOx (i.e. NO and NO2) IFT UMIST TECO 42C -
NOx SCINTREX LMA3 (* = LMA4) UMIST * - UMIST
O3 IFT UMIST ML8810 -
NH3 HCl & HNO3 Anular Denuder UMIST - UMIST
Organics:
autotube - C6-C20 Battery
cans low boiling pt spec
cans/tubes for phenols/n-phenols
 
IFT
-
IFT
 
-
-
-
 
IFT
IFT
IFT
 
Aerosols:  
Size distribution:
DMPS (3-800nm) *
DMPS (20-400nm)
ASASP-X (0.1-3µm)
 
IFT
UMIST (@UMIST)
UMIST
 
LUND
-
-
 
IFT
UMIST**
UMIST
* IFT inversions applied on-line to all DMPS data
** high frequency (1Hz) measurements made at 6 and 40nm sizes
Size resolved hygroscopicity: TDMA LUND - -
Aerosol absorption: PSAP IFT - IFT
Berner Impactors:
(i) 6 stage - (Al foils) for:
    C analysis by CE (organics +H2Osol org)
    mass
(ii) 6 stage (x2) - (Tedlar foils) for:
    inorganic (IC) analysis
(iii) 8 stage (x2) -
    for mass
    for chemical analysis
 
IFT run by IFT
IFT
IFT
IEP run by IFT
UMIST
-
-
-
 
-
-
-
-
-
-
-
-
 
IFT run by IFT
IFT
IFT
IEP run by IFT
UMIST
IEP run by IEP#
IEP
UMIST
# impactor measurements made at Holme School
 
Cloud Microphysics:  
Liquid water content: F-FSSP   UMIST  
Drop size distribution: F-FSSP   UMIST  
Droplet Aerosol Analyzer: DAA   LUND  
Present Weather Sensor: VPS 730   UMIST  
 
Cloud WaterSampling:
(bulk samples i.e. not on-line)
 
1-stage active collector for:
    LWC / surface tension
2x 3-stage active collector for:
    Inorganic IC sample analysis
    pH, conductivity
  IEP
IEP
IEP
UMIST
UMIST
 
2x Passive collectors for:
    pH, IC
    H2O2
    surface tension
  UMIST
UMIST
UMIST
IEP
 
+ water from any collector for:
    TOC
    organic acids
    phenolic compounds
    carbonyl
   
(IFT) ?
IFT
IFT
IFT
 
 
Other measurements:  
Weather stations
(measuring T, Td T, wind speed and direction, radiation, rain)
LUND* UMIST$ and * UMIST*
* = transportable Automatic Weather Stations (AWS); $ =tower mounted station
Vaisalla T, RH (*includes p, RS T) UMIST UMIST * UMIST
Sonic High frequency (ff/dd ) windspeed/direction   UMIST