Data Object Description
Identifier:knb-lter-sbc.6.10
Name:stream_chemistry_allyears.txt
Description:SBCLTER stream chemistry
Physical Structure Description:
Object Name:stream_chemistry_allyears.txt
Size:2167996 bytes
Text Format:
Number of Header Lines:1
Number of Footer Lines:0
Record Delimiter:\n
Attribute Orientation:column
Simple Delimited:
Field Delimeter:,
Case Sensitive?no
Number Of Records:26368
Online Distribution Info:
 http://sbc.lternet.edu/external/Land/Data/Stream_Chemistry/stream_chemistry_allyears.txt
Attribute(s) Info:
NameColumn LabelDefinitionType of ValueMeasurement TypeMeasurement DomainMissing Value CodeAccuracy ReportAccuracy AssessmentCoverageMethod
site_codeSBC Waypoint Code  
2 letter site ID + 2-numbers reflecting relative distance upstreamstring  
nominal
Defamy text
CodeNO SAMPLE
Explno sample
       
timestamp_localTimestamp Local (PST)  
Date sample was collected in Pacific Standard Time. ISO format, with offset to UTC includeddatetime  
dateTime
Code9997-04-06T00:00:00
Explno date available
       
NH4_uMNH4 uM  
Ammonium (measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min0.0 
Max250 
Code-999.0
Explmissing data
       
NO3_uMNO3 uM  
Nitrate (measured as nitrite + nitrate measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max4500 
Code-999.0
Explmissing data
       
PO4_uMPO4 uM  
Phosphorus (measured as soluble reactive phosphorus SRP measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min0.0 
Max200 
Code-999.0
Explmissing data
       
TDN_uMTotal Dissolved Nitrogen uM  
Total dissolved nitrogen (dissolved organic nitrogen plus nitrate and nitrate plus ammonium measured in micro-moles per leter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max4500 
Code-999.0
Explmissing data
       
TDP_uMTotal Dissolved Phosphorus uM  
Total dissolved phosphorus (dissolved organic phosphorus plus phosphate measured in micro-moles per leter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max200 
Code-999.0
Explmissing data
       
TPC_uMTotal Particulate Carbon micromolesPerLiter  
Total particulate carbon (particulate organic carbon measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max70000 
Code-999.0
Explmissing data
       
TPN_uMTotal Particulate Nitrogen micromolesPerLiter  
Total particulate nitrogen (which can be assumed to be particulate organic nitrogen measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max8000 
Code-999.0
Explmissing data
       
TPP_uMTPP micromolesPerLiter  
Total particulate phosphorus (measured in micro-moles per liter)float  
ratio
UnitmicromolesPerLiter
Precision0.01
Typereal
Min
Max6500 
Code-999.0
Explmissing data
       
TSS_mg_per_LTotal Suspended Solids  
Total suspended solids measured in milligrams per liter (mg/L)float  
ratio
UnitmilligramsPerLiter
Precision0.01
Typereal
Min50 
Max70000 
Code-999.0
Explmissing data
       
Spec_Cond_uS_per_cmSpec_Cond_uS/cm  
Specific conductivity (measured at 25 deg C in micro-Siemens per cm, uS/cm, (equivalent in magnitude to the older unit, umhos/cm)float  
ratio
UnitmicrosiemensPerCentimeter
Precision0.01
Typereal
Min50 
Max11000 
Code-999
Explmissing data