| Sample identification |
|---|
| rec_no | A sequential record number assigned during reformatting process |
| prime_id | Primary laboratory sample identification number |
| replc | Replicate code |
| doelab | Department of Energy (DOE) laboratory responsible for collecting and analyzing the sample |
| laslid | Los Alamos Scientific Laboratory site identification number |
| ornlid | Oak Ridge Gaseous Diffusion Plant sample number |
| srlid | Savannah River Laboratory sample number |
| lllid | Lawrence Livermore Laboratory sample number |
| site | Additional site number (Definition of field varies slightly with lab responsible for the sample) |
| Geographic location |
|---|
| latitude | Latitude in decimal degrees (NAD27, Clarke 1866) |
| longitude | Longitude in decimal degrees (negative = west; NAD27, Clarke 1866) |
| state | State in which the sample was collected (Post office abbreviation) |
| quad | The name of the USGS 1° by 2° quadrangle in which the sample was reported collected |
| mapcode | Alphanumeric NTMS map code for the USGS 1° by 2° quadrangle (incompletely populated and not diagnostic) |
| fips | FIPS code of county and state calculated from geographic coordinates |
| huc8 | 8-Digit Hydrologic Unit Code calculated from geographic coordinates |
| ls_map | Hierarchical code that identifies different scale USGS quadrangles calculated from geographic coordinate |
| study | A code that identifies the Pilot/Orientation study or Detailed Study for which the sample was collected |
| phase | Sampling phase |
| strbasin | Drainage basin identification number and stream order |
| b_lat_c | Latitude of basin centroid |
| b_long_c | Longitude of basin centroid |
| coordprb | Comments added during the reformatting process to document problems specifically with latitude and longitude coordinates in the |
| Processing information |
|---|
| specms | An indicator for when special measurements were recorded for a sample site |
| tapedata | Tape release data |
| analdate | Date on which the multielement analysis was completed |
| batch_es | ORGDP analytical laboratory batch number for multielement emission spectroscopy analyses |
| asbatch | ORGDP analytical laboratory batch number for arsenic and selenium analyses |
| clbatch | ORGDP analytical laboratory batch number for chlorine and sulfate analyses |
| po4batch | ORGDP analytical laboratory batch number for orthophosphate analyses |
| snbatch | ORGDP analytical laboratory batch number for tin analyses |
| hgbatch | ORGDP analytical laboratory batch number for mercury analyses |
| ubatch_dn | ORGDP analytical laboratory batch number for delayed neutron counting uranium analyses |
| ubatch_fl | ORGDP analytical laboratory batch number for fluorescence spectroscopy uranium analyses |
| ubatch_ms | ORGDP analytical laboratory batch number for mass spectrometry uranium analyses |
| ubatch_xx | ORGDP analytical laboratory batch number for extra or multiple uranium analyses |
| tapefile | The original NURE tape name and file number used as the primary source of information for each record |
| reformat | Comments added during the reformatting process to document problems, changes, additions, and data sources in the record |
| Sample characteristics |
|---|
| samptyp | Sample type code that identifies the source, medium, and treatment of the sample |
| rec_cnt | Multiple record counter that was incremented for additional records on a single sample |
| smpmedia | Type of sample media that was collected and analyzed as derived from the SAMPTYP code |
| sampsrc | Source of the sample that was collected and analyzed as derived from the SAMPTYP code |
| sedcond | Condition (wet or dry) of sediment collected as derived from the SAMPTYP code |
| sizefrxn | Seive size fraction of the sediment material that was ultimately analyzed as derived from the SAMPTYP code |
| osamptyp | ORGDP sample type and sample source classification |
| lsamptyp | ORGDP Laboratory sample type classification |
| ssamptyp | Savannah River Laboratory sample type classification |
| sedtreat | Sediment sample treatment (apparently field pre-treatment information) |
| sampdat | Sample collection date, reformatted to YYYY/MM/DD |
| samphr | Sample collection time rounded to the nearest whole hour (24-hour clock) |
| sampler | Sampler initials or sampling team number (Definition of field varies slightly with lab responsible for the sample) |
| grabs | Number of grabs or subsamples collected at a site to composite the sample |
| Site characteristics |
|---|
| weather | A description of the prevalent weather conditions at the time of sampling |
| airtemp | The air temperature measured at the sample site, reported in degrees Celsius |
| wtrtemp | The water temperature measured at the sample site, reported in degrees Celsius |
| ph | The pH of water at the site as determined by a pH meter |
| cond | The specific conductance measured in water at the site with a conductivity meter (in µmhos/cm) |
| alk | Field measurement of the total alkalinity in water at the site (Definition, method, and reporting unit varies by lab) |
| o_diss | Amount of oxygen dissolved in water at site, reported in ppm |
| scin | Scintillometer measurement of the local gamma-ray activity at a sample site, expressed as equivalent uranium in ppm |
| orgn_pct | Field estimate of the percentage of organic material present in the sample |
| sampodor | An indication of any odor from the sampled material |
| smpcolr | Color of sample material collected |
| sgeounit | A two to four letter code that designates the formation name or the age of the surface bedrock at the sampling site |
| rocktyp | The predominant type of surficial bedrock in the vicinity of the sample site |
| rockclr | Dominant color of local bedrock exposures |
| sedtype | Type of dominant bed material or loose sediment at the sample site |
| sedcolr | Dominant color of loose sediment at sample site |
| strwdth | Estimated width of the stream at the sample site, in meters |
| strwdthc | Estimated width range (in feet) of the stream at the sample site |
| strdpth | Estimated depth of the stream at the sample site, in meters |
| strdpthc | Estimated depth range (in feet) of the stream at the sample site |
| wtrlevel | A field judgement of the water level at the sample site |
| strflow | The average velocity of the stream flow reported in meters/second |
| strflowc | A field judgement of the stream flow velocity at the sample site |
| wtrcolr | Amount and type of dissolved or suspended load in water at the site based on its color or appearance |
| strchanl | A field judgement of the stream channel depositional character at the sample site when the sample was collected |
| vegtype | Dominant type of vegetation in the area of the sampled location |
| vegdens | Density of plant cover at the sample site |
| relief | An estimate of the relief or difference in elevation in the vicinity of the sample site (reported as a range in meters) |
| contamc | A field judgement of possible contaminant sources or major activities near the sample site |
| comments | Sample collector's comments |
| comment2 | Sample collector's comments (continued) |
| Chemical analysis |
|---|
| u_xx_mthd | Analytical method code for extra or multiple uranium analyses (U_XX_PPM or U_XX_PPB) |
| u_xx_ppm | Concentration of uranium in sediments, in parts per million, determined by an extra or multiple uranium analysis |
| u_dn_ppm | Concentration of uranium in sediments, in parts per million, determined by delayed neutron counting |
| u_fl_ppm | Concentration of uranium in sediments, in parts per million, determined by fluorescence spectroscopy |
| u_ms_ppm | Concentration of uranium in sediments, in parts per million, determined by mass spectrometry |
| u_na_ppm | Concentration of uranium in sediments, in parts per million, determined by neutron activation |
| ag_ppm | Concentration of silver in sediments, in parts per million |
| al_pct | Concentration of aluminum in sediments, in percent |
| as_ppm | Concentration of arsenic in sediments, in parts per million |
| au_ppm | Concentration of gold in sediments, in parts per million |
| b_ppm | Concentration of boron in sediments, in parts per million |
| ba_ppm | Concentration of barium in sediments, in parts per million |
| be_ppm | Concentration of beryllium in sediments, in parts per million |
| bi_ppm | Concentration of bismuth in sediments, in parts per million |
| br_ppm | Concentration of bromine in sediments, in parts per million |
| ca_pct | Concentration of calcium in sediments, in percent |
| cd_ppm | Concentration of cadmium in sediments, in parts per million |
| ce_ppm | Concentration of cerium in sediments, in parts per million |
| cl_ppm | Concentration of chloride ions in water or sediments, in parts per million |
| co_ppm | Concentration of cobalt in sediments, in parts per million |
| cr_ppm | Concentration of chromium in sediments, in parts per million |
| cs_ppm | Concentration of cesium in sediments, in parts per million |
| cu_ppm | Concentration of copper in sediments, in parts per million |
| dy_ppm | Concentration of dysprosium in sediments, in parts per million |
| eu_ppm | Concentration of europium in sediments, in parts per million |
| f_ppm | Concentration of fluorine in sediments, in parts per million |
| fe_pct | Concentration of iron in sediments, in percent |
| hf_ppm | Concentration of hafnium in sediments, in parts per million |
| hg_ppm | Concentration of mercury in sediments, in parts per million |
| k_pct | Concentration of potassium in sediments, in percent |
| la_ppm | Concentration of lanthanum in sediments, in parts per million |
| li_ppm | Concentration of lithium in sediments, in parts per million |
| lu_ppm | Concentration of lutetium in sediments, in parts per million |
| mg_pct | Concentration of magnesium in sediments, in percent |
| mn_ppm | Concentration of manganese in sediments, in parts per million |
| mo_ppm | Concentration of molybdenum in sediments, in parts per million |
| na_pct | Concentration of sodium in sediments, in percent |
| nb_ppm | Concentration of niobium in sediments, in parts per million |
| ni_ppm | Concentration of nickel in sediments, in parts per million |
| p_ppm | Concentration of phosphorus in sediments, in parts per million |
| pb_ppm | Concentration of lead in sediments, in parts per million |
| pt_ppm | Concentration of platinum in sediments, in parts per million |
| rb_ppm | Concentration of rubidium in sediments, in parts per million |
| sb_ppm | Concentration of antimony in sediments, in parts per million |
| sc_ppm | Concentration of scandium in sediments, in parts per million |
| se_ppm | Concentration of selenium in sediments, in parts per million |
| sm_ppm | Concentration of samarium in sediments, in parts per million |
| sn_ppm | Concentration of tin in sediments, in parts per million |
| sr_ppm | Concentration of strontium in sediments, in parts per million |
| ta_ppm | Concentration of tantalum in sediments, in parts per million |
| tb_ppm | Concentration of terbium in sediments, in parts per million |
| th_ppm | Concentration of thorium in sediments, in parts per million |
| ti_ppm | Concentration of titanium in sediments, in parts per million |
| v_ppm | Concentration of vanadium in sediments, in parts per million |
| w_ppm | Concentration of tungsten in sediments, in parts per million |
| y_ppm | Concentration of yttrium in sediments, in parts per million |
| yb_ppm | Concentration of ytterbium in sediments, in parts per million |
| zn_ppm | Concentration of zinc in sediments, in parts per million |
| zr_ppm | Concentration of zirconium in sediments, in parts per million |
| po4_ppm | Concentration of phosphate in sediments, in parts per million |
| so4_ppm | Concentration of sulfate in water or sediments, in parts per million |
| methods | Analytical method codes for each method used to determine the element concentrations listed in the record |
