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Database fields, all categories

Sample identification
rec_noNURE record ID or USGS record ID code
labnoUnique laboratory name for analyzed sample
datasetDescription of group of samples of which this one is a member
joinname
categoryGeneral type of sample to which the sample-set belongs
typedescAbbreviated description of sample type: stream/pond/spring/soil/etc
Geographic location
datumDatum of the geographic coordinates
latitudeLatitude in decimal degrees
longitudeLongitude in decimal degrees (negative = West)
quad24codeCode for the USGS 1:24,000 (7.5 minute) quadrangle in which sample is located
quad250codCode for the USGS 1:250,000 (1x2-degree) quadrangle in which sample is located
quad100codCode for the USGS 1:100,000 (1:62,500 in Alaska) quadrangle in which sample is located
fipsFIPS of county calculated from geographic coordinates
huc_88-digit hydrologic unit code calculated from geographic coordinates
qd250nameName of USGS 1:250,000 (1x2-degree) quadrangle in which sample is located
zip3The zip code where the sample was taken. Three most significant digits only; if the full zip code would be 20192, this field wi
congdistUnique identifier for the US congressional district from which the sample was taken.
Sample characteristics
fldnamField name of sample, possibly corrected after laboratory analysis.
coll_dateDay on which the sample was collected in the field
descriptSample description and field notes
stype3-digit code for the sample medium and collection protocol
soil_horizSoil horizon from which the sample was collected (soils only).
colorObserved color of powdered sample during splitting, prior to USGS analysis
smpgrsizeGrain size of material collected in the field (descriptive)
mediumSample medium (rock, sediment, standard, or unknown)
sourceGeological source of the sample medium that was collected
source_modAdjective describing sample source
upsieveSieve size (micrometers) through which sample passed prior to analysis
driedManner in which sample was dried prior to analysis
stypenoteNotes relevant to medium, source, source_mod, upsieve, and dried fields
Site characteristics
settingPhysiographic setting of sample site
acchanwidWidth of active stream channel at collection site
waterdepDepth of water at collection site
watcolColor of water at collection site
flowstageFlow stage of stream at time of sample collection
flowrateDescription of flow rate of stream at time of sample collection
strbedMaterial in stream bed at sample collection site
contamsouObserved sources of anthropogenic contamination near sample site
contampotLikelihood that the sample is contaminated
contamdegrDegree to which sample is likely to be contaminated
vegDescription of vegetation around sample site
phpH of water at sample site
Sample characteristics (details)
grainsizeGrain size observed during splitting prior to USGS analysis (coarse or fine)
collectorName, abbreviation, or code for person or team that collected the sample
prime_idPrimary NURE sample name
laslidLos Alamos NURE field name
ornlidOak Ridge NURE field name
srlidSavannah River NURE field name
lllidLawrence Livermore NURE field name
siteOther NURE name info
xsiteQuality control/assurance info for Lawrence Livermore Lab
replcNURE Replicate codes
labcondConductivity meaured in laboratory
grabsNumber of grabs or subsamples
samphrTime of day that sample was collected
orgn_pctEstimated %organics
studySpecial NURE study code
odorSample odor observed in field
Site characteristics (details)
photosNames of photographs taken at collection site
fldplnwidWidth of flood plain at sample collection site
reliefRelief in drainage basin from which sample was collected
formationCode or name of geologic formation in which sample area was located
sgeounitGeologic unit at sample site
alkTotal alkalinity of water at sample site
o_dissDissolved oxygen (ppm) in water at sample site
scinGamma activity at sample site
airtempAir temperature at time of collection
wtrtempWater temperature at time of collection
condConductivity of water at sample site
strflowStream velocity (m/s) at sample collection site
str_chanDescribes whether stream is depositing or eroding at collection site
weathWeather observations at time of sample collection
veg_densDensity of vegetation around sample site
rock_typeRock type in area of sample collection
rock_colRock color in area of sample collection
Analyses by ICP/Acid dissolution
icp40_jobJob number for ICP 40-element method
al_icp40Al (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
ca_icp40Ca (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
fe_icp40Fe (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
k_icp40K (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
mg_icp40Mg (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
na_icp40Na (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
p_icp40P (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
ti_icp40Ti (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
ag_icp40Ag (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
as_icp40As (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
au_icp40Au (ppb) by Inductively Coupled Plasma Spectrometry after acid dissolution
ba_icp40Ba (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
be_icp40Be (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
bi_icp40Bi (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
cd_icp40Cd (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
ce_icp40Ce (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
co_icp40Co (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
cr_icp40Cr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
cu_icp40Cu (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
eu_icp40Eu (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
ga_icp40Ga (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
ho_icp40Ho (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
la_icp40La (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
li_icp40Li (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
mn_icp40Mn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
mo_icp40Mo (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
nb_icp40Nb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
nd_icp40Nd (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
ni_icp40Ni (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
pb_icp40Pb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
sc_icp40Sc (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
sn_icp40Sn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
sr_icp40Sr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
ta_icp40Ta (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
th_icp40Th (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
u_icp40U (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
v_icp40V (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
y_icp40Y (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
yb_icp40Yb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
zn_icp40Zn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
cs_icp40Cs (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
rb_icp40Rb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
sb_icp40Sb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
zr_icp40Zr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
Analyses by AA
as_jobJob number for As method
as_aaAs (ppm) by Hydride Atomic Absorption
se_jobJob number for Se method
se_aaSe (ppm) by Hydride Atomic Absorption
hg_jobJob number for Hg method
hg_aaHg (ppm) by Cold Vapor Atomic Absorption
sb_jobJob number for Sb method
sb_aaSb (ppm) by Hydride Atomic Absorption
te_jobJob number for Te method
te_aaTe (ppm) by Hydride Atomic Absorption
tl_jobJob number for Tl method
tl_aaTl (ppm) by Hydride Atomic Absorption
w_jobJob number for W method
w_vsW (ppm) by Visible Spectrophotometry
au_jobJob number for Au method
au_aaAu (ppb) by Graphite Furnace Atomic Absorption
pdpt_jobJob number for Pd and Pt method
pd_aaPd (ppb) by Graphite Furnace Atomic Absorption
pt_aaPt (ppb) by Graphite Furnace Atomic Absorption
Analyses by ICP Partial Chem
icp10_jobJob number for ICP 10-element partial extraction method
ag_icp10Ag (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
as_icp10As (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
au_icp10Au (ppb) by Partial Extraction Inductively Coupled Plasma Spectrometry
bi_icp10Bi (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
cd_icp10Cd (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
cu_icp10Cu (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
mo_icp10Mo (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
pb_icp10Pb (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
sb_icp10Sb (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
zn_icp10Zn (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
ga_icp10Ga (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
hg_icp10Hg (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
se_icp10Se (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
te_icp10Te (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
tl_icp10Tl (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
Analyses by Fusion ICP
icp16_jobJob number for ICP 16-element fusion method
al_icp16Al (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
ca_icp16Ca (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
fe_icp16Fe (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
k_icp16K (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
mg_icp16Mg (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
na_icp16Na (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
p_icp16P (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
si_icp16Si (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
ti_icp16Ti (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
ba_icp16Ba (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
cr_icp16Cr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
mn_icp16Mn (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
nb_icp16Nb (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
sr_icp16Sr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
y_icp16Y (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
zr_icp16Zr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
Analyses by NAA
inaajob_usJob number for USGS INAA method
inaajob_beJob number for Becquerel INAA method
na_inaaNa (wt%) by Instrumental Neutron Activation Analysis
sc_inaaSc (ppm) by Instrumental Neutron Activation Analysis
ti_inaaTi (wt%) by Instrumental Neutron Activation Analysis
cr_inaaCr (ppm) by Instrumental Neutron Activation Analysis
fe_inaaFe (wt%) by Instrumental Neutron Activation Analysis
co_inaaCo (ppm) by Instrumental Neutron Activation Analysis
ni_inaaNi (ppm) by Instrumental Neutron Activation Analysis
zn_inaaZn (ppm) by Instrumental Neutron Activation Analysis
as_inaaAs (ppm) by Instrumental Neutron Activation Analysis
br_inaaBr (ppm) by Instrumental Neutron Activation Analysis
rb_inaaRb (ppm) by Instrumental Neutron Activation Analysis
sr_inaaSr (ppm) by Instrumental Neutron Activation Analysis
zr_inaaZr (ppm) by Instrumental Neutron Activation Analysis
mo_inaaMo (ppm) by Instrumental Neutron Activation Analysis
sb_inaaSb (ppm) by Instrumental Neutron Activation Analysis
cs_inaaCs (ppm) by Instrumental Neutron Activation Analysis
ba_inaaBa (ppm) by Instrumental Neutron Activation Analysis
la_inaaLa (ppm) by Instrumental Neutron Activation Analysis
ce_inaaCe (ppm) by Instrumental Neutron Activation Analysis
nd_inaaNd (ppm) by Instrumental Neutron Activation Analysis
sm_inaaSm (ppm) by Instrumental Neutron Activation Analysis
eu_inaaEu (ppm) by Instrumental Neutron Activation Analysis
tb_inaaTb (ppm) by Instrumental Neutron Activation Analysis
yb_inaaYb (ppm) by Instrumental Neutron Activation Analysis
lu_inaaLu (ppm) by Instrumental Neutron Activation Analysis
hf_inaaHf (ppm) by Instrumental Neutron Activation Analysis
ta_inaaTa (ppm) by Instrumental Neutron Activation Analysis
w_inaaW (ppm) by Instrumental Neutron Activation Analysis
au_inaaAu (ppb) by Instrumental Neutron Activation Analysis
th_inaaTh (ppm) by Instrumental Neutron Activation Analysis
u_inaaU (ppm) by Instrumental Neutron Activation Analysis
dn_jobJob number for Delayed Neutron method
u_dnU (ppm) by Delayed Neutron Activation Analysis
th_dnTh (ppm) by Delayed Neutron Activation Analysis
Analyses by XRF
xrf_jobJob number for XRF method
sio2_xrfSiO2 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
al2o3_xrfAl2O3 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
fe2o3_xrfFe2O3 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
mgo_xrfMgO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
cao_xrfCaO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
na2o_xrfNa2O (wt%) by Wavelength-Dispersive X-Ray Fluorescence
k2o_xrfK2O (wt%) by Wavelength-Dispersive X-Ray Fluorescence
tio2_xrfTiO2 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
p2o5_xrfP2O5 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
mno_xrfMnO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
loi925cLoss on Ignition (wt%) preceding Wavelength-Dispersive X-Ray Fluorescence
Analyses for light elements
c_s_jobJob number for Carbon and Sulfur method
c_totTotal carbon (wt%) by Combustion
c_orgOrganic carbon (wt%) by difference from c_tot and c_co3
c_co3Carbonate carbon (wt%) by Coulometric Titration
s_totTotal sulfur (wt%) by Combustion
Analyses by NURE program
al_nureAl (wt%) measured by the NURE program
ca_nureCa (wt%) measured by the NURE program
fe_nureFe (wt%) measured by the NURE program
k_nureK (wt%) measured by the NURE program
mg_nureMg (wt%) measured by the NURE program
na_nureNa (wt%) measured by the NURE program
ag_nureAg (ppm) measured by the NURE program
as_nureAs (ppm) measured by the NURE program
au_nureAu (ppb) measured by the NURE program
b_nureB (ppm) measured by the NURE program
ba_nureBa (ppm) measured by the NURE program
be_nureBe (ppm) measured by the NURE program
bi_nureBi (ppm) measured by the NURE program
br_nureBr (ppm) measured by the NURE program
cd_nureCd (ppm) measured by the NURE program
ce_nureCe (ppm) measured by the NURE program
cl_nureCl (ppm) measured by the NURE program
co_nureCo (ppm) measured by the NURE program
cr_nureCr (ppm) measured by the NURE program
cs_nureCs (ppm) measured by the NURE program
cu_nureCu (ppm) measured by the NURE program
dy_nureDy (ppm) measured by the NURE program
eu_nureEu (ppm) measured by the NURE program
f_nureF (ppm) measured by the NURE program
hf_nureHf (ppm) measured by the NURE program
hg_nureHg (ppm) measured by the NURE program
la_nureLa (ppm) measured by the NURE program
li_nureLi (ppm) measured by the NURE program
lu_nureLu (ppm) measured by the NURE program
mn_nureMn (ppm) measured by the NURE program
mo_nureMo (ppm) measured by the NURE program
nb_nureNb (ppm) measured by the NURE program
ni_nureNi (ppm) measured by the NURE program
p_nureP (ppm) measured by the NURE program
pb_nurePb (ppm) measured by the NURE program
pt_nurePt (ppm) measured by the NURE program
rb_nureRb (ppm) measured by the NURE program
sb_nureSb (ppm) measured by the NURE program
sc_nureSc (ppm) measured by the NURE program
se_nureSe (ppm) measured by the NURE program
sm_nureSm (ppm) measured by the NURE program
sn_nureSn (ppm) measured by the NURE program
sr_nureSr (ppm) measured by the NURE program
ta_nureTa (ppm) measured by the NURE program
tb_nureTb (ppm) measured by the NURE program
th_nureTh (ppm) measured by the NURE program
ti_nureTi (wt%) measured by the NURE program
v_nureV (ppm) measured by the NURE program
w_nureW (ppm) measured by the NURE program
y_nureY (ppm) measured by the NURE program
yb_nureYb (ppm) measured by the NURE program
zn_nureZn (ppm) measured by the NURE program
zr_nureZr (ppm) measured by the NURE program
u_nureU (ppm) [Preferred value if more than one method was used by NURE]
Processing information
labno2A second name under which the same sample was analyzed
prev_labnoUnique laboratory name for sample when analyzed at USGS 1980-1997.
fldnam_anField name of sample as analyzed (authoritative name in FLDNAM field)
aov_codeAnalysis of variance code
replicateLab number of duplicate analysis
loc_countNumber of samples at these coordinates
anal_notesNotes made during processing of data
nure_methAnalytical method codes for ~1980 NURE data