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Streamflow Measurements for the Nation

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USGS 11097000 BIG TUJUNGA C BL HANSEN DAM CA
Los Angeles County, California
Hydrologic Unit Code 18070105
Latitude  34°15'13", Longitude 118°23'17" NAD27
Drainage area 153  square miles
Gage datum 945.75 feet above NAVD88
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format
Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
3362025-12-01 10:49:21PSTYesjwnelson/rbcUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3352025-08-06 10:15:19PDTYesjwnelsonUSGS0.00 GoodClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3342025-06-02 09:46:13PDTYesjwnelsonUSGS0.00 GoodClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3332025-04-02 10:58:16PDTYesjwnelsonUSGS0.00 GoodClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPDNST0.00
2024-10-01 12:11PDTYesjwn/jenUSGS0.00 UnknownVegetationModerateNONE1Mainunknother 0.00 unknunknunknunknunknUNKNunkn
3322024-08-01 11:09:21PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3312024-06-03 09:44:19PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3302024-02-13 10:39:33PSTYesjwnelsonUSGS84.91.44 PoorVegetationLightNONE1mainWADEQSCMMVADV84.960.025.63.31FIRMLDGEEVENSTDYEVENSTNDUPST50.00
3292023-04-06 14:29:35PDTYesjwnelsonUSGS98.61.34 PoorVegetationModerateNONE1mainWADEQSCMMVADV98.661.527.73.56FIRMLDGEEVENSTDYEVENSTNDUPST20.00
3282023-03-01 12:52:30PSTYesJWN/AGD/RBC/USGS53904.74 UnknownClearNONE111097000UNSPother 5390 FIRMLDGEEVENSTDYUNEVSTNDunkn
3272023-02-28 11:33:22PSTYesjwnelson/jneUSGS1761.47 PoorVegetationLightNONE1mainWADEQSCMMVADV17660.033.55.26FIRMLDGEEVENSTDYEVENSTNDDNST15.00
3262023-02-28 11:07:58PSTYesjwnelson/jneUSGS1921.47 PoorVegetationLightNONE1mainWADEQSCMMVADV19260.036.65.26FIRMLDGEEVENSTDYEVENSTNDDNST15.00
3252022-10-06 12:44:12PDTYesjwnelsonUSGS0.00 GoodClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPDNST0.00
3242022-08-05 09:35:18PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3232022-06-08 11:09:25PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3222022-04-05 11:22:11PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3212022-02-01 12:46:14PSTYesjwnelsonUSGS0.00 FairVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3202021-12-01 12:48:12PSTYesjwnelsonUSGS0.00 GoodClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3192021-08-04 13:11:30PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3182021-06-03 12:58:30PDTYesjwnelsonUSGS0.00 FairClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3172021-05-11 13:01:30PDTYesjwnelson/rbcUSGS0.000.96 Excellent NONE1MAINOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPDNST1.00
3162021-04-05 12:00:11PDTYesjwnelsonUSGS0.00 GoodVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3152021-02-09 11:19:30PSTYesJWNUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3142020-12-01 13:56:30PSTYesJWNUSGS0.00 FairVegetationLightNONE1MainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3132020-10-01 12:31:08PDTYesJWNUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3122020-08-10 10:42:38PDTYesjwnelsonUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP0.00
3112020-06-01 12:01:22PDTYesJWNUSGS0.00 GoodVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
3102020-02-05 09:12:31PSTYesJWN/RBCUSGS0.00 ExcellentVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3092019-10-02 09:48:53PDTYesJWN/RATUSGS0.000.98 ExcellentVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3082019-08-13 09:44:01PDTYesJWN/RBCUSGS0.000.980.98 GoodVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3072019-06-13 12:42PDTYesJWN/TEKUSGS0.001.01 UnknownVegetationModerateNONE1Mainunknother 0.00 unknunknunknunknunknUNKNunkn
3062019-04-03 13:07:06PDTYesJWN/RBCUSGS0.001.00 GoodVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP0.00
3052019-02-06 10:32:30PSTYesJWN/RBCUSGS2971.69 FairVegetationLightNONE1mainWADEQSCMMVPAA29760.047.16.32FIRMLDGEEVENSTDYEVENSTNDATGA0.00
3042019-02-06 10:08PSTYesJWN/RBCUSGS3001.69 FairVegetationLightNONE1mainWADEQSCMMVPAA30060.047.56.31FIRMLDGEEVENSTDYEVENSTNDATGA0.00
3032019-02-05 11:42:30PSTYesJWN/RBCUSGS0.000.98 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3022018-12-12 14:33:33PSTYesJWN/RBCUSGS0.000.96 PoorVegetationModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3012018-08-08 10:26:31PDTYesJWN/RBCUSGS0.00 GoodDebrisModerateNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPATGA0.00
3002018-05-31 11:10:30PDTYesJWN/RBCUSGS1.291.02 PoorVegetationModerateNONE111097000WADEQSCMMVADV1.298.201.340.96FIRMLDGEEVENSTDYEVENSTNDDNST1500.00
2992018-05-31 10:52:30PDTYesJWN/RBCUSGS1.401.02 PoorVegetationModerateNONE111097000WADEQSCMMVADV1.408.201.391.01FIRMLDGEEVENSTDYUNEVSTNDDNST1500.00
298F2018-04-03 11:41:30PDTNo
298E2018-04-03 11:41:30PDTNo
298D2018-04-03 11:41:30PDTNo
298C2018-04-03 11:41:30PDTNo
298B2018-04-03 11:41:30PDTNo
298A2018-04-03 11:41:30PDTNo
2982018-04-03 11:41:30PDTYesJWN/RBCUSGS0.00 ExcellentVegetationLightNONE1Mainunknother 0.00 unknunknunknunknunknUNKNunkn
2972018-02-07 12:31:08PSTYesJWN/CJMUSGS0.00 GoodVegetationLightNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
2962017-12-13 11:03PSTYesJWN/TEKUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
2952017-10-05 12:46:34PDTYesJWN/RATUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
2942017-08-10 09:58:35PDTYesJWN/RBCUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
2932017-06-13 10:02:30PDTYesRBCUSGS0.00 ExcellentNoFlowNONE111097000OTHRother 0.00 UNSPUNSPUNSPUNSPUNSPUNSPUNSP
2922017-04-10 12:23:17PDTYesJWN/RBCUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2912017-02-18 08:48PSTYesRBC/JWNUSGS4091.72 PoorClearNONE1mainWADEQSCMMVPAA40960.054.57.51FIRMLDGEEVENunknEVENSTNDATGA
2902017-02-18 08:32:30PSTYesRBC/JWNUSGS4091.72 PoorClearNONE1mainWADEQSCMMVPAA40958.053.07.72FIRMLDGEEVENunknUNEVSTNDATGA
2892016-12-06 11:00:07PSTYesJWNUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2882016-10-05 11:10:42PDTYesJWN/MLUSGS0.00 Excellent NONE1mainOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2872016-08-09 12:18:40PDTYesJWN/RBCUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2862016-06-08 09:47PDTYesrbc/mesUSGS0.00 ExcellentVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2852016-04-04 17:30:10PDTYesRBC/JWNUSGS0.00 ExcellentClearNONE1mainOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2842016-02-02 12:28PSTYesRBC/JWNUSGS0.00 ExcellentVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2832015-12-08 12:06PSTYesRBC/JWNUSGS0.00 ExcellentVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2822015-10-15 11:05PDTYesjwnUSGS0.00 UnspecifiedUnspecifedNONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2812015-07-29 10:43PDTYesJWN/RBCUSGS0.00 UnspecifiedVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2802015-06-05 09:36PDTYesRAT/JWNUSGS0.00 Unspecified NONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2792015-06-03 11:36PDTYesRAT/JWNUSGS0.00 UnspecifiedVegetationModerateNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2782015-03-31 16:22PDTYesJWNUSGS0.00 UnspecifiedVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2772015-01-30 12:21:20PSTYesJWN/RABUSGS0.00 ExcellentVegetationLightNONE1MAIN CHANNELOTHRother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2762014-12-04 11:07PSTYesJWNUSGS0.00 UnspecifiedVegetationLightNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2752014-10-08 09:58PDTYesJGS/JWNUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2742014-09-10 10:27PDTYesJGS/JWNUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2732014-07-22 12:55PDTYesJGS/RABUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2722014-06-11 15:47PDTYesJGSUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPQSCMMVPAA0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2712014-03-19 09:40PDTYesJGSUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2702014-01-13 15:31PSTYesJGS/JWNUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2692013-10-30 13:20PDTYesTEK/JWNUSGS0.00 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2682013-07-25 12:52PDTYesJGSUSGS0.00 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2672013-02-01 14:52PSTYesJGS/TEKUSGS0.00 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2662012-10-03 17:04PDTYesJGSUSGS0.00 UnspecifiedVegetationModerateNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2652012-07-18 12:54PDTYescasUSGS0.00 Unspecified NONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2642012-06-26 14:28PDTYesJGS/VJGUSGS0.00 UnspecifiedClearNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2632012-02-27 14:56PSTYesJGSUSGS0.00 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2622011-12-14 10:17PSTYesJGSUSGS0.00 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2612011-10-13 13:49PDTYesJGSUSGS0.000.94 UnspecifiedVegetationHeavyNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2602011-08-09 10:55PDTYeschUSGS51.41.22-0.020.30FairVegetationLightNONE1MainWADEQSCMMVADV51.460.317.22.99FIRMLDGEEVENunknEVENSTNDUPST25.00
2592011-07-26 10:15PDTYeskls/jvcUSGS0.001.01 UnspecifiedUnspecifedNONE1Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2582011-04-26 13:00PDTYeschUSGS1301.60 0.30FairVegetationHeavyNONE1MainWADEQSCMMVADV13060.541.63.11FIRMLDGEUNEVunknUNEVSTNDUPST20.00
2572011-03-10 10:25PSTYeschUSGS50.41.330.010.50FairVegetationHeavyNONE1MainWADEQSCMMVADV50.460.522.92.20FIRMLDGEEVENunknUNEVSTNDUPST15.00
2562010-11-18 12:10PSTYesDRSUSGS5.511.100.000.10PoorVegetationLightNONE1Imported Channel 1OTHRother 5.51 FIRMLDGEEVENunknEVENUNFMUPST100.00
2552010-10-05 10:30PDTYesCHUSGS2.401.060.000.10PoorVegetationModerateNONE1MainOTHRother 2.40 UNSPUNSPUNSPunknUNSPUNSPUNSP
2542009-02-04 15:39PSTYesGMLUSGS5.381.070.000.30PoorVegetationModerateNONE1Imported Channel 1WADEQSCMMVADV5.3861.07.600.71FIRMLDGEEVENunknUNEVUNSPDNST5.00
2532008-07-10 18:05PDTYesGMLUSGS5.061.020.000.40FairClearNONE1Imported Channel 1WADEQSCMMVADV5.069.301.832.77UNSPUNSPUNSPunknUNSPUNSPUNSP
2522008-06-10 16:33PDTYesGML/TEKUSGS0.00 UnspecifiedClearNONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
2512005-06-30 11:05PDTYesCHUSGS45.81.230.000.30FairVegetationLightNONE1Imported Channel 1WADEQSCMMVADV45.860.020.12.28UNSPUNSPUNSPunknUNSPUNSPUNSP
2502005-06-30 10:25PDTYesCHUSGS44.81.230.000.60FairVegetationLightNONE1Imported Channel 1WADEQSCMMVADV44.860.020.02.24UNSPUNSPUNSPunknUNSPUNSPUNSP
2492003-05-19 11:45PDTYesJMSUSGS78.21.310.000.30PoorClearNONE1Imported Channel 1WADEunspeunkno78.260.025.23.10UNSPUNSPUNSPunknUNSPUNSPUNSP
2482003-05-19 11:15PDTYesJMSUSGS74.81.300.010.30PoorClearNONE1Imported Channel 1WADEunspeunkno74.860.024.03.12UNSPUNSPUNSPunknUNSPUNSPUNSP
2421983-03-02 -- ----YesDDUSGS148007.520.010.30GoodClearNONE1Imported Channel 1CRANunspeunkno1480060.039137.9UNSPUNSPUNSPunknUNSPUNSPUNSP
2411983-01-29 -- ----YesDDUSGS5001.85-0.010.30GoodClearNONE1Imported Channel 1CRANunspeunkno50060.051.09.80UNSPUNSPUNSPunknUNSPUNSPUNSP
2361982-03-19 -- ----YesRWM/MTBUSGS9342.29-0.020.50GoodClearNONE1Imported Channel 1CRANunspeunkno93460.084.011.1UNSPUNSPUNSPunknUNSPUNSPUNSP
2351982-03-19 -- ----YesRWM/MTBUSGS18602.95-0.170.30GoodClearNONE1Imported Channel 1CRANunspeunkno186060.013413.9UNSPUNSPUNSPunknUNSPUNSPUNSP
1841978-03-05 -- ----YesDDUSGS34404.010.000.30FairClearNONE1Imported Channel 1CRANunspeunkno344060.017420.9UNSPUNSPUNSPunknUNSPUNSPUNSP
1831978-03-04 -- ----YesDDUSGS105006.380.020.40FairClearNONE1Imported Channel 1CRANunspeunkno1050060.035733.3UNSPUNSPUNSPunknUNSPUNSPUNSP
1821978-03-03 -- ----YesDDUSGS15702.750.000.30FairClearNONE1Imported Channel 1CRANunspeunkno157060.011415.3UNSPUNSPUNSPunknUNSPUNSPUNSP
1671969-02-26 -- ----YesCHAUSGS44604.61-0.020.30GoodClearNONE1Imported Channel 1CRANunspeunkno446060.018124.6UNSPUNSPUNSPunknUNSPUNSPUNSP