# # File created on 2024-05-03 07:49:43 EDT # # 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. Additional precautions are at: # https://help.waterdata.usgs.gov/tutorials/water-quality-data/help-using-the-water-quality-data-retrieval-system#Data_retrievals_precautions # # agency_cd - Agency Code # site_no - Station 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 - Medium code # tu_id - Taxonomic unit code # body_part_id - Body part code # P00003 - Sampling depth, feet # P00004 - Stream width, feet # P00009 - Location in cross section, distance from left bank looking downstream, feet # P00010 - Temperature, water, degrees Celsius # P00020 - Temperature, air, degrees Celsius # P00025 - Barometric pressure, millimeters of mercury # P00032 - Cloud cover, percent # P00041 - Weather, World Meteorological Organization (WMO) code # P00061 - Discharge, instantaneous, cubic feet per second # P00063 - Number of sampling points, count # P00064 - Mean depth of stream, feet # P00065 - Gage height, feet # P00095 - Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius # P00191 - Hydrogen ion, water, unfiltered, calculated, milligrams per liter # P00300 - Dissolved oxygen, water, unfiltered, milligrams per liter # P00301 - Dissolved oxygen, water, unfiltered, percent of saturation # P00400 - pH, water, unfiltered, field, standard units # P00403 - pH, water, unfiltered, laboratory, standard units # P00405 - Carbon dioxide, water, unfiltered, milligrams per liter # P00452 - Carbonate, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter # P00453 - Bicarbonate, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter # P00602 - Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, filtered, milligrams per liter # P00607 - Organic nitrogen, water, filtered, milligrams per liter as nitrogen # P00608 - Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen # P00613 - Nitrite, water, filtered, milligrams per liter as nitrogen # P00618 - Nitrate, water, filtered, milligrams per liter as nitrogen # P00623 - Ammonia plus organic nitrogen, water, filtered, milligrams per liter as nitrogen # P00631 - Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen # P00660 - Orthophosphate, water, filtered, milligrams per liter as PO4 # P00666 - Phosphorus, water, filtered, milligrams per liter as phosphorus # P00671 - Orthophosphate, water, filtered, milligrams per liter as phosphorus # P00680 - Organic carbon, water, unfiltered, milligrams per liter # P00681 - Organic carbon, water, filtered, milligrams per liter # P00900 - Hardness, water, milligrams per liter as calcium carbonate # P00904 - Noncarbonate hardness, water, filtered, field, milligrams per liter as calcium carbonate # P00905 - Noncarbonate hardness, water, filtered, lab, milligrams per liter as calcium carbonate # P00915 - Calcium, water, filtered, milligrams per liter # P00925 - Magnesium, water, filtered, milligrams per liter # P00930 - Sodium, water, filtered, milligrams per liter # P00931 - Sodium adsorption ratio (SAR), water, number # P00932 - Sodium fraction of cations, water, percent in equivalents of major cations # P00935 - Potassium, water, filtered, milligrams per liter # P00940 - Chloride, water, filtered, milligrams per liter # P00945 - Sulfate, water, filtered, milligrams per liter # P00950 - Fluoride, water, filtered, milligrams per liter # P00955 - Silica, water, filtered, milligrams per liter as SiO2 # P01000 - Arsenic, water, filtered, micrograms per liter # P01005 - Barium, water, filtered, micrograms per liter # P01020 - Boron, water, filtered, micrograms per liter # P01025 - Cadmium, water, filtered, micrograms per liter # P01030 - Chromium, water, filtered, micrograms per liter # P01046 - Iron, water, filtered, micrograms per liter # P01049 - Lead, water, filtered, micrograms per liter # P01056 - Manganese, water, filtered, micrograms per liter # P01080 - Strontium, water, filtered, micrograms per liter # P01085 - Vanadium, water, filtered, micrograms per liter # P01095 - Antimony, water, filtered, micrograms per liter # P01106 - Aluminum, water, filtered, micrograms per liter # P01130 - Lithium, water, filtered, micrograms per liter # P01300 - Oil and grease, severity, code # P01305 - Suds or foam, severity, code # P01320 - Floating garbage, severity, code # P01325 - Floating algae mats, severity, code # P01330 - Odor, atmospheric, severity, code # P01340 - Dead fish, severity, code # P01345 - Floating debris, severity, code # P01350 - Turbidity, severity, code # P22703 - Uranium (natural), water, filtered, micrograms per liter # P29801 - Alkalinity, water, filtered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per liter as calcium carbonate # P30207 - Gage height, above datum, meters # P30209 - Discharge, instantaneous, cubic meters per second # P39086 - Alkalinity, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter as calcium carbonate # P63676 - Turbidity, water, unfiltered, broad band light source (400-680 nm), detectors at multiple angles including 90 +-30 degrees, ratiometric correction, NTRU # P70300 - Dissolved solids dried at 180 degrees Celsius, water, filtered, milligrams per liter # P70301 - Dissolved solids, water, filtered, sum of constituents, milligrams per liter # P70303 - Dissolved solids, water, filtered, short tons per acre-foot # P70331 - Suspended sediment, sieve diameter, percent smaller than 0.0625 millimeters # P71846 - Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as NH4 # P71851 - Nitrate, water, filtered, milligrams per liter as nitrate # P71856 - Nitrite, water, filtered, milligrams per liter as nitrite # P71865 - Iodide, water, filtered, milligrams per liter # P71870 - Bromide, water, filtered, milligrams per liter # P71999 - Sample purpose, code # P72219 - Sampler nozzle material, code # P72220 - Sampler nozzle diameter, code # P80154 - Suspended sediment concentration, milligrams per liter # P80155 - Suspended sediment discharge, short tons per day # P82073 - Starting time, 24 hour clock, hour-minute (hhmm) # P82074 - Ending time, 24 hour clock, hour-minute (hhmm) # P82398 - Sampling method, code # P84164 - Sampler type, code # P84182 - Bottle or bag sampler material (construction), code # P90095 - Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius # P91157 - Suspended sediment, sediment mass recovered from whole water sample, dry weight, grams # P91158 - Suspended sediment, smaller than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams # P91159 - Suspended sediment, larger than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams # P99206 - NWIS lot number, capsule filter, 0.45 micron # # Description of sample_start_time_datum_cd: # PST - Pacific Standard Time # PDT - Pacific Daylight Time # # Description of tm_datum_rlbty_cd: # K - Known # # Description of coll_ent_cd: # USGS-WRD - U.S. Geological Survey-Water Resources Discipline # # Description of medium_cd: # WS - Surface water # # Description of tu_id: # https://www.itis.gov/ # # Description of body_part_id: # # Description of remark_cd: # A - Average # # Data for the following sites are included: # USGS 11092450 LOS ANGELES R A SEPULVEDA DAM CA # # WARNING: Some spreadsheet programs do not allow more than 256 columns. This retrieval # may not be imported into those programs without manually editing this file. # 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 p00003 p00004 p00009 p00010 p00020 p00025 p00032 p00041 p00061 p00063 p00064 p00065 p00095 p00191 p00300 p00301 p00400 p00403 p00405 p00452 p00453 p00602 p00607 p00608 p00613 p00618 p00623 p00631 p00660 p00666 p00671 p00680 p00681 p00900 p00904 p00905 p00915 p00925 p00930 p00931 p00932 p00935 p00940 p00945 p00950 p00955 p01000 p01005 p01020 p01025 p01030 p01046 p01049 p01056 p01080 p01085 p01095 p01106 p01130 p01300 p01305 p01320 p01325 p01330 p01340 p01345 p01350 p22703 p29801 p30207 p30209 p39086 p63676 p70300 p70301 p70303 p70331 p71846 p71851 p71856 p71865 p71870 p71999 p72219 p72220 p80154 p80155 p82073 p82074 p82398 p84164 p84182 p90095 p91157 p91158 p91159 p99206 5s 15s 10d 5d 10d 5d 3s 1s 8s 3s 11s 11s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s 12s USGS 11092450 2021-03-02 11:30 PST K USGS-WRD WS 45.0 21.4 22.8 761 0.0 0.0 12 908 0.00001 10.3 116 8.0 8.3 3.3 2.7 212 6.4 1.4 1.18 0.188 3.63 2.5 3.82 0.152 0.10 0.050 13.3 10.3 204 25 91 48.1 20.2 126 3.84 55 15.8 142 155 0.81 12.2 1.6 19.9 448 0.623 0.92 30.5 0.170 15.8 355 2.2 0.705 7 21.1 0.0 1 1 1 2 0.0 0.0 1 2.69 112 179 640 619 647 0.84 1.52 16.1 0.619 0.033 0.206 10.00 2 10 3 1030 10067 USGS 11092450 2021-04-22 12:27 PDT K WS 19.4 14 97 10.00 20 10 3031 0.0246 0.0238 0.0008 USGS 11092450 2021-05-25 16:00 2021-05-25 16:14 PDT K USGS-WRD WS 0.34 44.0 8.00 4 94 10.00 2 3 16 10 3045 0.0181 0.0170 0.0011 USGS 11092450 2021-05-25 16:02 2021-05-25 16:18 PDT K USGS-WRD WS 0.38 44.0 17.0 4 98 10.00 2 3 22 10 3045 0.0255 0.0251 0.0004 USGS 11092450 2021-07-22 14:02 2021-07-22 14:18 PDT K USGS-WRD WS 44.0 14 99 10.00 12 10 3045 0.0158 0.0156 0.0002 USGS 11092450 2021-07-22 14:04 2021-07-22 14:20 PDT K USGS-WRD WS 44.0 14 96 10.00 16 10 3045 0.0204 0.0195 0.0009 USGS 11092450 2022-07-19 10:25 PDT K WS 45.0 3 A 67 10.00 A 27 1010 1042 10 3045 A 0.0375 USGS 11092450 2022-07-19 10:27 PDT K WS 45.0 4 A 90 10.00 A 17 1012 1044 10 3045 A 0.0211 USGS 11092450 2023-01-04 15:44 PST K WS 40.0 1300 1 2.7 2.61 0.80 37 A 72 10.00 A 240 A 842 10 3038 A 0.1506 USGS 11092450 2023-03-16 08:51 PDT K WS 48.0 274 1 1.22 0.37 7.8 A 40 10.00 A 832 A 616 10 3033 A 0.9593 USGS 11092450 2023-03-16 08:52 PDT K WS 48.0 274 1 1.2 1.22 0.37 7.8 A 40 10.00 A 995 A 736 10 3033 USGS 11092450 2023-03-16 08:55 PDT K WS 48.0 274 1 1.2 1.22 0.37 7.8 A 39 10.00 A 1160 A 858 10 3033 A 0.9275 USGS 11092450 2023-03-21 14:31 PDT K WS 48.0 660 1 2.0 1.89 0.58 19 A 80 10.00 2 3 A 562 A 1000 10 3033 A 0.2402 USGS 11092450 2023-03-21 14:32 PDT K WS 660 1 2.0 1.89 0.58 19 A 79 10.00 2 3 A 616 A 1100 10 3033 USGS 11092450 2023-03-21 14:34 PDT K WS 660 1 2.0 1.89 0.58 19 A 78 10.00 2 3 A 669 A 1190 10 3033 A 0.2714 USGS 11092450 2023-03-22 09:23 PDT K WS 48.0 330 1 1.5 1.42 0.43 9.3 A 89 10.00 2 3 A 304 A 271 10 A 0.1129 USGS 11092450 2023-03-22 09:26 PDT K WS 48.0 329 1 1.5 1.42 0.43 9.3 A 88 10.00 2 3 A 273 A 243 10 USGS 11092450 2023-03-22 09:29 PDT K WS 48.0 329 1 1.5 1.41 0.43 9.3 A 87 10.00 2 3 A 241 A 214 10 3033 A 0.1293 USGS 11092450 2023-10-25 10:17 PDT K WS 45.0 52 3 0.70 0.21 1.5 10.00 10 3031 USGS 11092450 2023-10-25 10:18 PDT K WS 45.0 52 3 0.70 0.21 1.5 10.00 10 3031 USGS 11092450 2023-10-25 10:20 PDT K WS 45.0 52 3 0.70 0.21 1.5 10.00 10 3031 USGS 11092450 2023-11-15 16:51 PST K WS 48.0 1 1.2 10.00 10 3017 USGS 11092450 2023-11-15 16:52 PST K WS 48.0 1 1.2 10.00 10 3017 USGS 11092450 2023-11-15 16:56 PST K WS 48.0 1 1.2 10.00 10 3017 USGS 11092450 2023-11-18 09:21 PST K WS 48.0 1 10.00 10 3017 USGS 11092450 2023-11-18 09:22 PST K WS 48.0 1 1.1 10.00 10 3017 USGS 11092450 2023-11-18 09:26 PST K WS 48.0 1 1.1 10.00 10 3017