DQRID : D981116.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/01/1998000009/30/19982359Does not affect quality
more
Subject:
Overview of Automated QA - September 1998
DataStreams:sgp05okmX1.00, sgp15okmX1.00, sgp15okmX1.a1, sgp05okmX1.a1
Description:
Below is an overview from Chris Fiebrich, the Mesonet QA manager
of the automated quality assurance results for the September 1998
Oklahoma Mesonet data.


There are a few special events that were flagged by the automatic qa that 
you may want to be aware of.  These include:

Date    Station  Parameter(s)       
----    -------  ------------   
09/01   BRIS     TS05           Sod plot over sensor likely dead due to
                                drought.  Use 9/1-9/15 BRIS TS05 data
                                with caution.
09/01   BREC     TAIR, TB05     Thunderstorm; disregard flags
09/01   BUTL     TAIR           Thunderstorm; disregard flags
09/01   REDR     TAIR           Thunderstorm; disregard flags
09/02   SALL     TAIR           Thunderstorm; disregard flags
09/05   MEDI     TAIR           Site elevation allowed MEDI to 'poke' 
above
                                inversion layer; disregard flags
09/16   MEDF     TAIR           Thunderstorm; disregard flags
09/20   BUFF     TAIR           Heat burst; disregard flags
09/21   MARS     WSPD, WVEC     Thunderstorm; disregard flags
09/21   SEIL     TAIR           Thunderstorm; disregard flags
09/22   GUTH     WSPD, WVEC     Thunderstorm (80 mph wind!); disregard 
flags

-Chris

===========================================================================
==
                                                                
                                                                          
                                                  
       OKLAHOMA MESONETWORK/ARS QUALITY ASSURANCE REPORT
       for the month of September, 1998

       Based upon observations taken at 1800 UTC each day

       Prepared by Chris Fiebrich (qamgr@redrock.ocs.ou.edu)

===========================================================================
=====

Notes:

After a long, dry summer, September brought little relief to the western
part of the state.  A large portion of southwest Oklahoma and all of the
far western counties received less than .50 inches of rainfall as average
afternoon temperatures remained in the upper 80s to lower 90.
Most of central and eastern Oklahoma saw welcomed rains during September.
Quite a number of stations received over 5 inches for the month.  Broken
Bow won the award for wettest site-- receiving 10.08 inches.

And now, on to the report...
===========================================================================
=====

TAIR    Current:        None
        Added:          None
        Resolved:       None

RELH    Current:        #2082 RETR Sensor reporting as high as 107 0uring
                              periods of high humidity
                        #2086 PAWN Sensor reporting low bias of ~40% 
during
                              the afternoons
        Added:          None
        Resolved:       #2039 CAMA Sensor damaged by lightning replaced
                        #2059 BYAR Replaced sensor found to be biased 30% 
low
                                                                          
                                                  
WDIR    Current:        None
        Added:          None
        Resolved:       None

WSPD    Current:        None
        Added:          None
        Resolved:       None

PRES    Current:        #2048 FTCB Sensor sticking and producing barometer
                              errors
                        #2016 KENT Sensor sticking and reporting barometer
                              errors since installation
        Added:          None
        Resolved:       #2049 SULP Replaced sensor reporting data spikes

SRAD    Current:        #1839 HOOK Reporting -1 for extended periods at 
night
        Added:          None
        Resolved:       None

RAIN    Current:        #1955 TISH Sensor under-reporting rainfall
                        #2079 HOLL Sensor stuck at 0
                        #2085 PERK Sensor under-reporting rain events     
                                                  
        Added:          None
        Resolved:       #2030 WOOD Bucket off bearings; replaced

TA9M    Current:        #1989 HUGO Monthly QA suggests 2 C cool bias
        Added:          None
        Resolved:       None

WS2M    Current:        None
        Added:          None
        Resolved:       #2035 STIL Replaced bearings when high starting
                              threshold found

TS10    Current:        #2021 SEIL Sensor reporting erroneous data dips
        Added:          None
        Resolved:       #2037 CAMA Replaced sensor damaged by lightning
                        #2061 SALL Replaced sensor with severe gopher 
damage

TB10    Current:        #1779 WILB Monthly QA suggests 4 C cool bias
                        #2003 WOOD Sensor reporting 8 C cooler than 
neighbors
                        #2020 SEIL Sensor reporting erroneous dips
                        #2060 BRIS Sensor reporting erratically and ~10 C 
high                                              
                        #2066 PERK Sensor reporting 10 C warm bias
        Added:          None
        Resolved:       #2052 BYAR Replaced sensor reporting numerous 
spikes

TS05    Current:        None
        Added:          None
        Resolved:       #1847 SHAW Sensor re-wired
                        #2081 SALL Initial installation

TB05    Current:        #1808 WOOD Monthly QA suggests possible 4 C warm 
bias
                        #1899 IDAB Sensor reporting over 50 C
                        #1988 EUFA Sensor reporting cooler than TB10 at 
all
                              times of day
                        #2015 ELRE Sensor reporting 8 C warmer than 
neighbors
                        #2036 BOIS Sensor has diurnal swing from 11 C - 
56 C
        Added:          None
        Resolved:       #1878 PAUL Replaced sensor reporting below 0.0
TS30    Current:        None
        Added:          None
        Resolved:       #1956 SHAW Sensor re-wired
                        #2080 SALL Initial installation                   
                                                          

---------------------------------------------------------------------------
----
                                ARS QA REPORT
---------------------------------------------------------------------------
----

TAIR    Current:        None
        Added:          None
        Resolved:       None

RELH    Current:        None
        Added:          None
        Resolved:       #2047 A152 Meso-comparison required replacement
                        #2055 A151 Replaced sensor with cracked base

SRAD    Current:        None
        Added:          None
        Resolved:       None

RAIN    Current:        None
        Added:          None
        Resolved:       None
                                                                          
                                                          
TS05    Current:        None
        Added:          None
        Resolved:       #2045 A153 Gopher-damaged sensor replaced
                        #1924 A157 Sensor installed after site move

TS10    Current:        None
        Added:          None
        Resolved:       #1927 A157 Sensor installed after site move

TS15    Current:        None
        Added:          None
        Resolved:       #1926 A157 Sensor installed after site move
                        #2029 A146 Replaced sensor reporting sporadically
                              below -100 C

TS30    Current:        None
        Added:          None
        Resolved:       #2034 A153 Gopher-damaged sensor replaced
                        #1925 A157 Sensor installed after site move

===========================================================================
===                                                      

LEGEND
TAIR    Air Temperature measured at 1.5 meters
RELH    Relative Humidity measured at 1.5 meters
WDIR    Wind Direction measured at 10 meters
WSPD    Wind Speed measured at 10 meters
PRES    Pressure
SRAD    Incident Solar Radiation
RAIN    Rainfall
TA9M    Air Temperature measured at 9 meters
WS2M    Wind Speed measured at 2 meters
TS10    Soil Temperature measured at 10 cm under native sod
TB10    Soil Temperature measured at 10 cm under bare soil
TS05    Soil Temperature measured at 5 cm under native sod
TB05    Soil Temperature measured at 5 cm under bare soil
TS15    Soil Temperature measured at 15 cm under native sod
TS30    Soil Temperature measured at 30 cm under native sod

===========================================================================
===
Chris Fiebrich
October 11, 1998
Suggestions: 
Users of these data should obtain the detailed quality
assurance information from ARM
Measurements:sgp05okmX1.a1:
  • alt
  • prec_amt
  • wvec_10m
  • time_offset
  • pres
  • wspd_sigma
  • wspd_10m
  • wdir_10m
  • tdry_1_5m
  • base_time
  • lon
  • wspd_max
  • wspd_2m
  • rh
  • tdry_9m
  • srad
  • wdir_sigma
  • lat
more
sgp05okmX1.00:
  • Raw data stream - documentation not supported
more
sgp15okmX1.a1:
  • leaf_ind
  • alt
  • tsoil5
  • tsoil10
  • tbare5
  • vbat
  • base_time
  • lon
  • tbare10
  • tbare30
  • time_offset
  • lat
more
sgp15okmX1.00:
  • Raw data stream - documentation not supported
more

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