# # File created on 2024-05-03 03:29:59 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 # R00003 - Remark code for P00003 # P00003 - Sampling depth, feet # R00004 - Remark code for P00004 # P00004 - Stream width, feet # R00009 - Remark code for P00009 # P00009 - Location in cross section, distance from left bank looking downstream, feet # R00010 - Remark code for P00010 # P00010 - Temperature, water, degrees Celsius # R00020 - Remark code for P00020 # P00020 - Temperature, air, degrees Celsius # R00025 - Remark code for P00025 # P00025 - Barometric pressure, millimeters of mercury # R00032 - Remark code for P00032 # P00032 - Cloud cover, percent # R00041 - Remark code for P00041 # P00041 - Weather, World Meteorological Organization (WMO) code # R00061 - Remark code for P00061 # P00061 - Discharge, instantaneous, cubic feet per second # R00063 - Remark code for P00063 # P00063 - Number of sampling points, count # R00064 - Remark code for P00064 # P00064 - Mean depth of stream, feet # R00065 - Remark code for P00065 # P00065 - Gage height, feet # R00095 - Remark code for P00095 # P00095 - Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius # R00191 - Remark code for P00191 # P00191 - Hydrogen ion, water, unfiltered, calculated, milligrams per liter # R00300 - Remark code for P00300 # P00300 - Dissolved oxygen, water, unfiltered, milligrams per liter # R00301 - Remark code for P00301 # P00301 - Dissolved oxygen, water, unfiltered, percent of saturation # R00400 - Remark code for P00400 # P00400 - pH, water, unfiltered, field, standard units # R00403 - Remark code for P00403 # P00403 - pH, water, unfiltered, laboratory, standard units # R00405 - Remark code for P00405 # P00405 - Carbon dioxide, water, unfiltered, milligrams per liter # R00452 - Remark code for P00452 # P00452 - Carbonate, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter # R00453 - Remark code for P00453 # P00453 - Bicarbonate, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter # R00602 - Remark code for P00602 # P00602 - Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, filtered, milligrams per liter # R00607 - Remark code for P00607 # P00607 - Organic nitrogen, water, filtered, milligrams per liter as nitrogen # R00608 - Remark code for P00608 # P00608 - Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen # R00613 - Remark code for P00613 # P00613 - Nitrite, water, filtered, milligrams per liter as nitrogen # R00618 - Remark code for P00618 # P00618 - Nitrate, water, filtered, milligrams per liter as nitrogen # R00623 - Remark code for P00623 # P00623 - Ammonia plus organic nitrogen, water, filtered, milligrams per liter as nitrogen # R00631 - Remark code for P00631 # P00631 - Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen # R00660 - Remark code for P00660 # P00660 - Orthophosphate, water, filtered, milligrams per liter as PO4 # R00666 - Remark code for P00666 # P00666 - Phosphorus, water, filtered, milligrams per liter as phosphorus # R00671 - Remark code for P00671 # P00671 - Orthophosphate, water, filtered, milligrams per liter as phosphorus # R00680 - Remark code for P00680 # P00680 - Organic carbon, water, unfiltered, milligrams per liter # R00681 - Remark code for P00681 # P00681 - Organic carbon, water, filtered, milligrams per liter # R00900 - Remark code for P00900 # P00900 - Hardness, water, milligrams per liter as calcium carbonate # R00904 - Remark code for P00904 # P00904 - Noncarbonate hardness, water, filtered, field, milligrams per liter as calcium carbonate # R00905 - Remark code for P00905 # P00905 - Noncarbonate hardness, water, filtered, lab, milligrams per liter as calcium carbonate # R00915 - Remark code for P00915 # P00915 - Calcium, water, filtered, milligrams per liter # R00925 - Remark code for P00925 # P00925 - Magnesium, water, filtered, milligrams per liter # R00930 - Remark code for P00930 # P00930 - Sodium, water, filtered, milligrams per liter # R00931 - Remark code for P00931 # P00931 - Sodium adsorption ratio (SAR), water, number # R00932 - Remark code for P00932 # P00932 - Sodium fraction of cations, water, percent in equivalents of major cations # R00935 - Remark code for P00935 # P00935 - Potassium, water, filtered, milligrams per liter # R00940 - Remark code for P00940 # P00940 - Chloride, water, filtered, milligrams per liter # R00945 - Remark code for P00945 # P00945 - Sulfate, water, filtered, milligrams per liter # R00950 - Remark code for P00950 # P00950 - Fluoride, water, filtered, milligrams per liter # R00955 - Remark code for P00955 # P00955 - Silica, water, filtered, milligrams per liter as SiO2 # R01000 - Remark code for P01000 # P01000 - Arsenic, water, filtered, micrograms per liter # R01005 - Remark code for P01005 # P01005 - Barium, water, filtered, micrograms per liter # R01020 - Remark code for P01020 # P01020 - Boron, water, filtered, micrograms per liter # R01025 - Remark code for P01025 # P01025 - Cadmium, water, filtered, micrograms per liter # R01030 - Remark code for P01030 # P01030 - Chromium, water, filtered, micrograms per liter # R01046 - Remark code for P01046 # P01046 - Iron, water, filtered, micrograms per liter # R01049 - Remark code for P01049 # P01049 - Lead, water, filtered, micrograms per liter # R01056 - Remark code for P01056 # P01056 - Manganese, water, filtered, micrograms per liter # R01080 - Remark code for P01080 # P01080 - Strontium, water, filtered, micrograms per liter # R01085 - Remark code for P01085 # P01085 - Vanadium, water, filtered, micrograms per liter # R01095 - Remark code for P01095 # P01095 - Antimony, water, filtered, micrograms per liter # R01106 - Remark code for P01106 # P01106 - Aluminum, water, filtered, micrograms per liter # R01130 - Remark code for P01130 # P01130 - Lithium, water, filtered, micrograms per liter # R01300 - Remark code for P01300 # P01300 - Oil and grease, severity, code # R01305 - Remark code for P01305 # P01305 - Suds or foam, severity, code # R01320 - Remark code for P01320 # P01320 - Floating garbage, severity, code # R01325 - Remark code for P01325 # P01325 - Floating algae mats, severity, code # R01330 - Remark code for P01330 # P01330 - Odor, atmospheric, severity, code # R01340 - Remark code for P01340 # P01340 - Dead fish, severity, code # R01345 - Remark code for P01345 # P01345 - Floating debris, severity, code # R01350 - Remark code for P01350 # P01350 - Turbidity, severity, code # R22703 - Remark code for P22703 # P22703 - Uranium (natural), water, filtered, micrograms per liter # R29801 - Remark code for P29801 # P29801 - Alkalinity, water, filtered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per liter as calcium carbonate # R30207 - Remark code for P30207 # P30207 - Gage height, above datum, meters # R30209 - Remark code for P30209 # P30209 - Discharge, instantaneous, cubic meters per second # R39086 - Remark code for P39086 # P39086 - Alkalinity, water, filtered, inflection-point titration method (incremental titration method), field, milligrams per liter as calcium carbonate # R63676 - Remark code for P63676 # P63676 - Turbidity, water, unfiltered, broad band light source (400-680 nm), detectors at multiple angles including 90 +-30 degrees, ratiometric correction, NTRU # R70300 - Remark code for P70300 # P70300 - Dissolved solids dried at 180 degrees Celsius, water, filtered, milligrams per liter # R70301 - Remark code for P70301 # P70301 - Dissolved solids, water, filtered, sum of constituents, milligrams per liter # R70303 - Remark code for P70303 # P70303 - Dissolved solids, water, filtered, short tons per acre-foot # R70331 - Remark code for P70331 # P70331 - Suspended sediment, sieve diameter, percent smaller than 0.0625 millimeters # R71846 - Remark code for P71846 # P71846 - Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as NH4 # R71851 - Remark code for P71851 # P71851 - Nitrate, water, filtered, milligrams per liter as nitrate # R71856 - Remark code for P71856 # P71856 - Nitrite, water, filtered, milligrams per liter as nitrite # R71865 - Remark code for P71865 # P71865 - Iodide, water, filtered, milligrams per liter # R71870 - Remark code for P71870 # P71870 - Bromide, water, filtered, milligrams per liter # R71999 - Remark code for P71999 # P71999 - Sample purpose, code # R72219 - Remark code for P72219 # P72219 - Sampler nozzle material, code # R72220 - Remark code for P72220 # P72220 - Sampler nozzle diameter, code # R80154 - Remark code for P80154 # P80154 - Suspended sediment concentration, milligrams per liter # R80155 - Remark code for P80155 # P80155 - Suspended sediment discharge, short tons per day # R82073 - Remark code for P82073 # P82073 - Starting time, 24 hour clock, hour-minute (hhmm) # R82074 - Remark code for P82074 # P82074 - Ending time, 24 hour clock, hour-minute (hhmm) # R82398 - Remark code for P82398 # P82398 - Sampling method, code # R84164 - Remark code for P84164 # P84164 - Sampler type, code # R84182 - Remark code for P84182 # P84182 - Bottle or bag sampler material (construction), code # R90095 - Remark code for P90095 # P90095 - Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius # R91157 - Remark code for P91157 # P91157 - Suspended sediment, sediment mass recovered from whole water sample, dry weight, grams # R91158 - Remark code for P91158 # P91158 - Suspended sediment, smaller than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams # R91159 - Remark code for P91159 # P91159 - Suspended sediment, larger than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams # R99206 - Remark code for P99206 # 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 r00003 p00003 r00004 p00004 r00009 p00009 r00010 p00010 r00020 p00020 r00025 p00025 r00032 p00032 r00041 p00041 r00061 p00061 r00063 p00063 r00064 p00064 r00065 p00065 r00095 p00095 r00191 p00191 r00300 p00300 r00301 p00301 r00400 p00400 r00403 p00403 r00405 p00405 r00452 p00452 r00453 p00453 r00602 p00602 r00607 p00607 r00608 p00608 r00613 p00613 r00618 p00618 r00623 p00623 r00631 p00631 r00660 p00660 r00666 p00666 r00671 p00671 r00680 p00680 r00681 p00681 r00900 p00900 r00904 p00904 r00905 p00905 r00915 p00915 r00925 p00925 r00930 p00930 r00931 p00931 r00932 p00932 r00935 p00935 r00940 p00940 r00945 p00945 r00950 p00950 r00955 p00955 r01000 p01000 r01005 p01005 r01020 p01020 r01025 p01025 r01030 p01030 r01046 p01046 r01049 p01049 r01056 p01056 r01080 p01080 r01085 p01085 r01095 p01095 r01106 p01106 r01130 p01130 r01300 p01300 r01305 p01305 r01320 p01320 r01325 p01325 r01330 p01330 r01340 p01340 r01345 p01345 r01350 p01350 r22703 p22703 r29801 p29801 r30207 p30207 r30209 p30209 r39086 p39086 r63676 p63676 r70300 p70300 r70301 p70301 r70303 p70303 r70331 p70331 r71846 p71846 r71851 p71851 r71856 p71856 r71865 p71865 r71870 p71870 r71999 p71999 r72219 p72219 r72220 p72220 r80154 p80154 r80155 p80155 r82073 p82073 r82074 p82074 r82398 p82398 r84164 p84164 r84182 p84182 r90095 p90095 r91157 p91157 r91158 p91158 r91159 p91159 r99206 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 12s12s 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