# # File created on 2024-12-03 06:51:19 EST # # U.S. Geological Survey # # This file contains selected water-quality data for stations in the National Water # Information System water-quality database. Explanation of codes found in this file are # followed by the retrieved data. # # The data you have secured from the USGS NWISWeb database may include data that have # not received Director's approval and as such are provisional and subject to revision. # The data are released on the condition that neither the USGS nor the United States # Government may be held liable for any damages resulting from its authorized or # unauthorized use. # # To view additional data-quality attributes, output the results using these options: # one result per row, expanded attributes. # # agency_cd - Agency Code # site_no - USGS site number # sample_dt - Begin date # sample_tm - Begin time # sample_end_dt - End date # sample_end_tm - End time # sample_start_time_datum_cd - Time datum # tm_datum_rlbty_cd - Time datum reliability code # coll_ent_cd - Agency Collecting Sample Code # medium_cd - Sample Medium Code # tu_id - Taxonomic unit code # body_part_id - Body part code # parm_cd - Parameter code # remark_cd - Remark code # result_va - Parameter value # val_qual_tx - Result value qualifier code # meth_cd - Method code # dqi_cd - Data-quality indicator code # rpt_lev_va - Reporting level # rpt_lev_cd - Reporting level type # lab_std_va - Lab standard deviation # anl_ent_cd - Analyzing entity code # # The following parameters are included: # 00191 - Hydrogen ion, water, unfiltered, calculated, milligrams per liter # 00300 - Dissolved oxygen, water, unfiltered, milligrams per liter # 00301 - Dissolved oxygen, water, unfiltered, percent of saturation # 00405 - Carbon dioxide, water, unfiltered, milligrams per liter # 00419 - Acid neutralizing capacity, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter as calcium carbonate # 00447 - Carbonate, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter # 00450 - Bicarbonate, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter # 00940 - Chloride, water, filtered, milligrams per liter # 00945 - Sulfate, water, filtered, milligrams per liter # 00950 - Fluoride, water, filtered, milligrams per liter # 00955 - Silica, water, filtered, milligrams per liter as SiO2 # 71870 - Bromide, water, filtered, milligrams per liter # 90410 - Acid neutralizing capacity, water, unfiltered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per liter as calcium carbonate # # Description of sample_start_time_datum_cd: # EDT - Eastern Daylight Time # # Description of tm_datum_rlbty_cd: # T - Transferred # # Description of coll_ent_cd and anl_ent_cd: # USGS-WRD - U.S. Geological Survey-Water Resources Discipline # # Description of medium_cd: # WG - Groundwater # # Description of tu_id: # https://www.itis.gov/ # # Description of body_part_id: # # Description of remark_cd: # < - Less than # # Description of val_qual_tx: # # Description of meth_cd: # ALGOR - Computation by NWIS algorithm # CL030 - Anions, wf, fluorescein, color # IC022 - Anions, wf, IC # ISE05 - Anions, wf, ISE # PLA11 - Metals, wf, ICP-AES (NWQL) # TT040 - Alkalinity, titr. pH 4.5 (NWQL) # # Description of dqi_cd: # A - Historical data # # Description of rpt_lev_cd: # # Data for the following sites are included: # USGS 363947076112601 LU-002 nr Chesapeake, Va # agency_cd site_no sample_dt sample_tm sample_end_dt sample_end_tm sample_start_time_datum_cd tm_datum_rlbty_cd coll_ent_cd medium_cd tu_id body_part_id parm_cd remark_cd result_va val_qual_tx meth_cd dqi_cd rpt_lev_va rpt_lev_cd lab_std_va anl_ent_cd 5s 15s 10d 5d 10d 5d 3s 1s 8s 3s 11s 11s 5s 1s 12s 5s 5s 1s 12s 6s 11s 8s USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00191 0.00064 ALGOR A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00300 0.2 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00301 2 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00405 21 ALGOR A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00419 18 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00447 0.0 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00450 21 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00940 14.0 IC022 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00945 44.0 IC022 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00950 < 0.10 ISE05 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 00955 23.0 PLA11 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 71870 0.08 CL030 A USGS 363947076112601 1994-05-25 08:30 EDT T USGS-WRD WG 90410 7.0 TT040 A