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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 421010121271200 LOST R AT BR XING BLW HARPOLD DAM, NR BONANZA, OR
Klamath County, Oregon
Hydrologic Unit Code 18010204
Latitude  42°10'09.90", Longitude 121°27'13.27" NAD83
Gage datum 4,105 feet above NAVD88
Output formats
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HTML table without channel data
Tab-separated data with channel data
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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)
402015-03-25 13:44PDTYesTLCUSGS23.69.670.011.10FairClearNONE1MainWADEQSCMMVADV23.666.01220.19FIRMLDGEUNEVunknEVENNSTDDNST60.00
392015-03-11 15:06PDTYesTLCUSGS50.08.800.000.70FairClearNONE1MainWADEQSCMMVADV50.067.072.00.69FIRMLDGEUNEVunknUNEVNSTDDNST50.00
382015-02-25 13:52:30PSTYesTLCUSGS51.38.740.000.50PoorClearOTHR1MainWADEQSCMMVADV49.162.065.00.75FIRMLDGEEVENunknEVENUNKNDNST50.00
372015-02-11 13:06:30PSTYesTLCUSGS80.18.920.000.70FairClearNONE1MainWADEQSCMMVADV80.160.087.70.92FIRMLDGEUNEVunknUNEVNSTDDNST50.00
362015-01-28 15:23PSTYesTLCUSGS47.48.710.000.80FairClearNONE1MainWADEQSCMMVADV47.457.073.80.64FIRMLDGEUNEVunknEVENNSTDDNST40.00
352015-01-14 13:46:30PSTYesMCBUSGS43.08.70 Poor NONE11WADEQSCMMVADV43.059.01080.40SOFTsiltUNEVunknUNEVNSTDATGA
342014-12-31 13:35PSTYesTLC/JAAUSGS44.38.720.000.80FairClearNONE1MainWADEQSCMMVADV44.360.053.30.83UNSPUNSPUNSPunknUNSPUNSPUNSP
332014-12-17 14:04:30PSTYesTLCUSGS60.78.820.000.80PoorVegetationLightNONE1MainWADEQSCMMVADV60.764.091.40.66FIRMBLDRUNEVunknEVENNSTDUPST6.00
322014-12-03 14:47PSTYesTLCUSGS23.38.560.000.50PoorVegetationLightNONE1MainWADEQSCMMVADV23.360.076.60.30FIRMBLDRUNEVunknUNEVNSTDATGA
312014-11-19 12:52PSTYesjaaUSGS13.79.510.001.50PoorVegetationLightNONE1MainWADEQSCMMVADV13.762.01550.09UNSPUNSPUNSPunknUNSPUNSPDNST20.00
302014-11-05 13:54PSTYesTLC/jaaUSGS10.39.500.001.30PoorVegetationLightNONE1MainWADEQSCMMVADV10.361.01550.07FIRMBLDREVENunknEVENNSTDDNST15.00
292014-10-22 12:50PDTYesTLCUSGS8.729.500.001.00PoorVegetationModerateNONE1MainWADEQSCMMVADV8.7262.01550.06FIRMBLDREVENunknUNEVNSTDDNST20.00
282014-10-08 12:20PDTYesTLCUSGS8.028.560.001.00PoorVegetationModerateNONE1MainWADEQSCMMVADV8.0257.01000.08FIRMBLDRUNEVunknEVENNSTDDNST20.00
272014-07-16 13:02PDTYesTLCUSGS-1.038.280.040.50PoorVegetationHeavyNONE1MainWADEQSCMMVADV-1.0357.083.5-0.01FIRMBLDRUNEVunknUNSPUNKNDNST20.00
262014-07-02 13:36PDTYesTLC/BNCUSGS1.098.420.000.70PoorVegetationHeavyNONE1MainWADEQSCMMVADV1.0959.090.70.01FIRMBLDRUNEVunknUNEVNSTDDNST20.00
242014-06-04 13:37:30PDTYesTLC/BNCUSGS2.308.580.000.70PoorVegetationHeavyNONE1MainWADEQSCMMVADV2.3071.01240.02FIRMBLDRUNEVunknUNEVNSTDDNST20.00
232014-05-21 12:55PDTYesTLCUSGS4.268.600.000.50PoorVegetationHeavyNONE1MainCWAYQADCPVADCP4.2660.882.00.05FIRMBLDRUNEVunknUNEVUNKNDNST20.00
222014-05-07 12:22PDTYesTLC/BNCUSGS19.58.920.001.30PoorVegetationModerateNONE1MainWADEQSCMMVADV19.559.01180.16FIRMBLDREVENunknEVENNSTDDNST20.00
212014-04-23 13:12PDTYesTLCUSGS14.09.540.001.10PoorVegetationLightNONE1MainWADEQSCMMVADV14.062.01620.09FIRMBLDREVENunknUNEVNSTDDNST20.00
202014-04-09 13:18PDTYesTLCUSGS44.79.770.001.00PoorClearNONE1MainWADEQSCMMVADV44.771.01790.25FIRMBLDREVENunknEVENSTNDDNST20.00
192014-03-26 13:42PDTYesTLCUSGS43.89.920.001.00PoorClearNONE1MainCWAYQADCPVADCP43.863.51730.26FIRMBLDREVENunknEVENUNKNDNST20.00
182014-03-12 13:56PDTYesTLCUSGS191 0.041.40Unspecified NONE1Imported Channel 1UNSPother 191 UNSPUNSPUNSPunknUNSPUNSPUNSP
172014-02-26 13:10PSTYesTLCUSGS57.28.940.001.20FairClearNONE1MainWADEQSCMMVADV57.260.01240.46FIRMBLDREVENunknEVENNSTDDNST20.00
162014-02-12 13:16PSTYesTLCUSGS57.98.960.001.20FairClearNONE1MainWADEQSCMMVADV57.961.01250.46FIRMBLDREVENunknEVENSTNDDNST20.00
152014-01-29 13:48:30PSTYesTLCUSGS53.7 0.041.00FairVegetationLightNONE1MainWADEQSCMMVADV53.757.093.50.57FIRMBLDRUNEVunknUNEVNSTDATGA
142014-01-15 15:05:30PSTYesTLCUSGS47.08.820.001.10GoodClearNONE1MainWADEQSCMMVADV47.060.01150.41FIRMBLDRUNEVunknUNEVUNKNDNST15.00
132014-01-06 15:33PSTYesDVLUSGS43.18.810.000.40FairDebrisLightNONE1main channelCWAYQADCPVADCP43.159.31060.41SOFTLDGEUNEVunknEVENUNKNDNST40.00
122013-12-18 13:21:30PSTYesDVL/MASUSGS41.08.810.000.30FairDebrisLightNONE1main channelMBOTQADCPVADCP41.057.11060.39FIRMLDGEUNEVunknUNEVUNKNDNST40.00
112013-12-04 13:30PSTYesDVLUSGS39.18.840.000.50PoorVegetationModerateNONE1main channelBRDSQADCPVADCP39.165.976.80.51SOFTLDGEUNEVunknUNEVUNKNDNST60.00
102013-11-20 15:27PSTYesDVLUSGS44.59.760.000.60PoorDebrisModerateNONE1main channelBRDSQADCPVADCP44.565.11050.42SOFTLDGEUNEVunknUNEVUNKNDNST50.00
92013-11-06 12:47PSTYesDVLUSGS32.29.750.000.30FairVegetationModerateNONE1main channelCWAYQADCPVADCP32.267.11710.19SOFTLDGEUNEVunknUNEVUNKNDNST40.00
82013-10-23 12:42PDTYesDVLUSGS36.79.75 FairVegetationModerateNONE1main channelCWAYQADCPVADCP36.762.71610.23SOFTLDGEUNEVunknUNEVUNKNDNST50.00
72013-09-25 15:41PDTYesTLCUSGS70.510.04 FairVegetationLightNONE1MainWADEQSCMMVADV70.568.01940.36SOFTLDGEUNEVunknUNEVUNKNDNST30.00
62013-09-11 13:48:30PDTYesDVL/TLCUSGS2.618.57 PoorVegetationHeavyNONE1main channelWADEQSCMMVADV2.6160.099.50.03SOFTLDGEUNEVunknUNEVUNKNDNST30.00
52013-08-28 14:02:30PDTYesDVL/TLCUSGS11.88.800.031.50FairVegetationModerateNONE1mainWADEQSCMMVADV11.860.01110.11SOFTLDGEUNEVunknUNEVUNKNDNST30.00
42013-08-14 14:32:30PDTYesDVLUSGS15.28.78 GoodVegetationModerateNONE1Main ChannelWADEQSCMMVADV15.262.01120.14SOFTLDGEUNEVunknUNSPUNKNUNSP
32013-07-17 12:47:30PDTYesDVLUSGS3.29 Fair NONE1main channelWADEQSCMMVADV3.2958.096.90.03SOFTBLDRUNEVunknUNEVUNKNDNST40.00
12013-06-05 13:21:30PDTYesDVLUSGS8.789.420.001.00FairClearNONE1main channelCWAYQADCPVADCP8.7859.91370.06SOFTsiltUNEVunknUNSPUNKNDNST30.00
1002012-02-09 14:17:25PSTYesMCK RACUSBR81.3 Poor NONE1MainBRDSQADCPVADCP81.359.31080.75UNSPUNSPUNSPunknUNSPUNKNDNST50.00