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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 06736700 BIG THOMPSON R ABOVE DILLE TUNNEL, NR DRAKE, CO.
Larimer County, Colorado
Hydrologic Unit Code 10190006
Latitude  40°24'54.02", Longitude 105°15'02.92" NAD83
Drainage area 305  square miles
Gage datum 5,532 feet above NAVD88
Output formats
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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)
802025-11-20 09:13:23MSTYesAET/AIKUSGS32.1 Fair NONE1mainWADEQSCMMVADV32.129.518.11.77FIRMCBLSUNEVSTDYEVENSTNDUNSP
792025-09-10 08:25:14MDTYesAET/AIKUSGS60.1 Fair NONE1mainWADEQSCMMVADV60.153.639.01.54FIRMCBLSUNEVSTDYEVENSTNDUNSP
782025-08-06 08:21:21MDTYesEIN/AETUSGS96.6 Fair NONE1MainWADEQSCMMVADV96.655.050.21.92FIRMBLDRUNEVPULSUNSPUNKNUNSP
772025-07-16 08:23:55MDTYesDHS/AIKUSGS162 Good NONE1MainWADEQSCMMVADV16256.068.62.36FIRMCBLSUNEVSTDYUNSPUNKNUNSP
762025-06-04 11:12MDTYesAET/AIK/ASTUSGS296 Poor NONE2mainBRUSQSCMMVADCP28775.088.13.26FIRMBLDRUNEVSTDYUNEVSTNDUNSP
762025-06-04 11:12MDTYesAET/AIK/ASTUSGS296 Poor NONE1side channelBRUSQSCMMVADCP9.1120.010.10.90FIRMCBLSUNEVSTDYEVENSTNDUNSP
752025-05-07 11:30:09MDTYesAIK/AETUSGS193 Fair NONE1MainWADEQSCMMVADV19358.361.23.15FIRMCBLSUNEVPULSUNEVNSTDUNSP
742025-04-09 10:49:23MDTYesAET/AIKUSGS36.1 Good NONE1mainWADEQSCMMVADV36.129.116.72.16FIRMCBLSUNEVSTDYEVENSTNDUPST50.00
732025-03-11 08:50:41MDTYesACNUSGS19.7 Poor NONE1MainWADEQSCMMVADV19.726.013.21.50FIRMBLDRUNEVSTDYUNEVSTNDUNSP
722025-02-04 08:51:56MSTYesACN/TDBUSGS22.4 Poor NONE1MainWADEQSCMMVADV22.434.524.00.94FIRMCBLSUNEVSTDYUNEVSTNDDNST10.00
712024-11-13 08:48:48MSTYesACN/TDBUSGS34.8 Fair NONE1MainWADEQSCMMVADV34.828.017.22.02FIRMCBLSUNEVSTDYUNEVSTNDDNST20.00
702024-10-08 11:27:02MDTYesACNUSGS79.6 Poor NONE1MainWADEQSCMMVADV79.650.846.61.71FIRMCBLSUNEVSTDYUNEVSTNDATGA0.00
692024-04-01 14:14:16MDTYesTDB/AMMUSGS92.1 Fair NONE1MainWADEQSCMMVADV92.141.032.82.81FIRMCBLSEVENSTDYEVENSTNDUPST50.00
682024-03-04 13:24:59MSTYesTDBUSGS23.7 Fair NONE1mainWADEQSCMMVADV23.729.015.31.55FIRMCBLSUNEVSTDYEVENSTNDUNSP
672024-02-06 10:40:38MSTYesACN/TDBUSGS26.3 Poor NONE1MainWADEQSCMMVADV26.338.018.51.42FIRMCBLSUNEVSTDYUNEVSTNDUPST30.00
662023-11-07 09:44:17MSTYesACN/TDBUSGS52.1 Fair NONE1MainWADEQSCMMVADV52.145.032.81.59FIRMCBLSUNEVSTDYUNEVSTNDUNSP
652023-04-04 10:40:12MDTYesTDB/ACNUSGS36.2 FairClearNONE1MainWADEQSCMMVADV36.238.019.61.85FIRMCBLSUNEVSTDYEVENSTNDUPST50.00
642023-03-07 08:52:35MSTYesTDB/ACNUSGS27.9 Fair NONE1mainWADEQSCMMVADV27.939.017.41.61FIRMCBLSUNEVSTDYEVENSTNDUNSP
632023-02-07 08:46:49MSTYesTDB/ACNUSGS14.7 FairIceCoverNONE1MainWADEQSCMMVADV14.714.48.371.76FIRMCBLSUNEVPULSUNEVUNKNUNSP20.00
622022-03-07 12:03:06MSTYesDHS/TDBUSGS30.4 Fair NONE1MainWADEQSCMMVADV30.439.119.51.56FIRMCBLSEVENSTDYEVENSTNDUNSP
612022-02-07 13:31:51MSTYesRPD/TDBUSGS30.7 Poor NONE106736700WADEQSCMMVADV30.721.413.42.29FIRMGRVLEVENSTDYEVENSTNDATGA0.00
602021-02-09 09:16:30MSTYesTDB/CWLUnspe11.0 Fair NONE1mainWADEQSCMMVADV11.027.022.00.50FIRMCBLSUNEVSTDYEVENSTNDUNSP
592020-11-11 09:16:30MSTYesTDB/CWLUSGS24.3 Fair NONE1mainWADEQSCMMVADV24.337.522.91.06FIRMCBLSEVENSTDYEVENSTNDUPST50.00
582020-04-07 10:57:30MDTYesTDB/CWLUSGS54.6 Fair NONE1MAINWADEQSCMMVADV54.630.019.72.77FIRMCBLSUNEVPULSEVENSTNDUPST30.00
572020-03-03 10:23:30MSTYesTDB/CWLUSGS28.4 FairClearNONE1mainWADEQSCMMVADV28.426.014.91.90SOFTCBLSEVENSTDYEVENSTNDUNSP
562020-02-04 11:09MSTYesTDB/CWlUSGS16.9 0.000.85Fair NONE1mainWADEQSCMMVADV16.919.010.31.64FIRMCBLSEVENSTDYEVENSTNDUNSP
552018-02-08 13:08:30MSTYesAST/TWCUSGS31.5 Fair NONE1MAINWADEQSCMMVADV31.553.026.51.19FIRMCBLSUNEVSTDYUNEVSTNDUPST100.00
542017-02-07 13:33:30MSTYesAST/TWCUSGS31.4 0.000.60Fair NONE1mainWADEQSCMMVADV31.446.023.81.32FIRMCBLSUNEVunknUNEVUNKNUNSP
532016-10-12 11:22:30MDTYesTWC/BRGUSGS56.3 Fair NONE1MainWADEQSCMMVADV56.349.532.91.71FIRMCBLSEVENunknEVENSTNDUNSP
522016-02-10 12:49:30MSTYesNMK/NMDUSGS22.0 FairIceShoreNONE1Big TWADEQSCMMVADV22.043.519.11.16FIRMCBLSUNEVunknUNEVSTNDUNSP
512015-03-11 14:11MDTYesEIN/CDBUSGS38.5 Good NONE1Flowtracker measurementWADEQSCMMVADV38.542.024.31.59FIRMCBLSEVENunknUNSPSTNDUNSP
502015-02-11 11:39MSTYesEIN/CDBUSGS35.23.80 Good NONE1Flowtracker MeasurementWADEQSCMMVADV35.242.021.71.62FIRMBLDRUNEVunknUNEVSTNDUPST50.00
492014-06-10 13:23MDTYesEIN/BSGUSGS311 1.00FairClearNONE1Imported Channel 1WADEQSCMMVADV31160.082.43.77FIRMBLDRUNSPunknUNEVUNKNUPST200.00
482014-05-13 13:20MDTYesEIN/BSGUSGS197 0.70FairClearNONE1Imported Channel 1WADEQSCMMVADV19767.071.42.75SOFTSANDUNSPunknUNEVUNKNUPST200.00
472014-04-08 13:51MDTYesEIN/BSGUSGS49.5 0.60GoodVegetationLightNONE1Imported Channel 1WADEQSCMMVADV49.521.724.32.04SOFTSANDUNSPunknEVENSTNDUPST750.00
462014-03-11 13:24MDTYesEIN/BSGUSGS52.9 0.80FairClearNONE1Imported Channel 1WADEQSCMMVADV52.938.031.21.70SOFTSANDUNSPunknUNEVUNKNUNSP
452014-02-11 13:23MSTYesEIN/BSGUSGS28.9 0.80GoodFillControlChangedNONE1Imported Channel 1WADEQSCMMVADV28.914.516.91.71FIRMBLDRUNSPunknUNEVNSTDUNSP
442013-11-13 14:46MSTYesDB/ND/JBUSGS77.4 0.70FairClearNONE1Big Thompson RiverWADEQSCMMVADV77.431.523.83.26SOFTGRVLUNEVunknUNEVUNKNUNSP
432013-10-22 14:33MDTYesDB/ND/SHUSGS138 0.60PoorClearNONE1Big Thompson RiverWADEQSCMMVADV13840.539.03.55SOFTGRVLUNEVunknUNEVUNKNUNSP
422013-05-15 14:02MDTYesKMS/BSGUSGS260 0.70FairClearNONE1Imported Channel 1WADEQSCMMVPAA26046.073.73.53FIRMBLDREVENunknEVENUNKNUNSP
412013-04-10 14:18MDTYesKMS/BSGUSGS88.5 0.80FairClearNONE1Imported Channel 1WADEQSCMMVADV88.540.542.62.08FIRMBLDREVENunknEVENNSTDUNSP
402013-03-12 12:01MDTYesKMS/BSGUSGS24.5 0.60FairIceAnchorNONE1Imported Channel 1WADEQSCMMVADV24.537.024.31.01FIRMBLDREVENunknEVENUNKNUNSP
392013-02-12 13:52MSTYesKMS/BSGUSGS30.8 0.60PoorIceCoverNONE1Imported Channel 1WADEQSCMMVADV30.830.025.41.22FIRMBLDREVENunknUNEVUNKNUNSP
382012-11-14 13:54MSTYesKMS/BSGUSGS27.3 0.60PoorClearNONE1Imported Channel 1WADEQSCMMVADV27.336.929.00.94FIRMBLDREVENunknEVENUNKNUNSP
372012-10-10 13:15MDTYesKMS/BSGUSGS57.0 0.60FairClearNONE1Imported Channel 1WADEQSCMMVADV57.038.034.11.67FIRMBLDREVENunknEVENUNKNUNSP
362012-08-14 14:25MDTYesDLB/KMSUSGS91.4 0.80Fair NONE1Big Thompson RiverWADEQSCMMVADV91.443.845.81.99FIRMBLDREVENunknEVENUNKNUNSP
352012-05-30 13:22MDTYesBSG/KMSUSGS130 0.000.80FairClearNONE1Imported Channel 1WADEQSCMMVADV13044.349.62.62FIRMBLDREVENunknEVENSTNDUNSP
342012-05-15 08:27MDTYesSLH/KMSUSGS99.4 0.70FairClearNONE1Imported Channel 1WADEQSCMMVADV99.440.044.82.22FIRMBLDREVENunknEVENSTNDUNSP
332012-04-11 12:21MDTYesBSG/KMSUSGS105 0.70FairClearNONE1Imported Channel 1WADEQSCMMVADV10544.043.42.42FIRMBLDREVENunknEVENUNKNUNSP
322012-03-14 13:30MDTYesBSG/KMSUSGS24.6 0.70FairClearNONE1Imported Channel 1WADEQSCMMVADV24.635.022.81.08FIRMBLDREVENunknEVENUNKNUNSP
312012-02-14 15:03MSTYesKJB/KMSUSGS26.0 0.60PoorIceCoverNONE1Imported Channel 1WADEQSCMMVADV26.035.625.41.02FIRMBLDREVENunknEVENUNFMUNSP
292011-04-11 15:10MDTYesNMS/BSGUSGS68.4 0.60Fair NONE1Imported Channel 1WADEQSCMMVADV68.444.036.91.85FIRMBLDRUNEVunknUNEVUNSPUNSP
282011-03-14 15:10MDTYesNMS/BSGUSGS29.1 0.60FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV29.136.023.01.26FIRMBLDREVENunknEVENUNSPUNSP
272011-02-14 14:42MSTYesNMS/BSGUSGS24.9 0.50PoorIceCoverNONE1Imported Channel 1WADEQSCMMVADV24.929.519.31.29FIRMBLDREVENunknEVENUNSPUNSP
252010-09-16 11:06MDTYesMJN/KJBUSGS53.5 0.60Fair NONE1Imported Channel 0WADEQSCMMVADV53.538.533.81.58FIRMBLDRUNEVunknUNEVUNSPUPST700.00
262010-07-28 16:10MDTYesSLHUSGS180 0.60FairClearNONE1Imported Channel 0UNSPQSCMMVPAA18064.072.82.47UNSPUNSPUNSPunknUNSPUNSPUNSP
242010-03-08 14:25MSTYesKJB/NMSUSGS29.5 0.60Fair NONE1Imported Channel 0WADEQSCMMVPYG29.534.021.81.35FIRMBLDREVENunknEVENUNSPUPST500.00
232002-02-05 13:42MSTYesDGS/SVMUSGS27.0 Unspecified NONE1Imported Channel 1UNSPother 27.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
222002-01-08 -- ----YesDGS/SVMUSGS33.1 Unspecified NONE1Imported Channel 1UNSPother 33.1 UNSPUNSPUNSPunknUNSPUNSPUNSP
212001-12-04 13:10MSTYesDGS/SVMUSGS27.6 Unspecified NONE1Imported Channel 1UNSPother 27.6 UNSPUNSPUNSPunknUNSPUNSPUNSP
202001-11-06 10:50MSTYesDGS/SVMUSGS89.06.25 Unspecified NONE1Imported Channel 1UNSPother 89.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
192001-10-23 12:30MDTYesDGS/SVMUSGS1436.58 Unspecified NONE1Imported Channel 1UNSPother 143 UNSPUNSPUNSPunknUNSPUNSPUNSP
182001-09-11 13:47MDTYesDGS/AJBUSGS1456.62 Unspecified NONE1Imported Channel 1UNSPother 145 UNSPUNSPUNSPunknUNSPUNSPUNSP
172001-08-15 09:00MDTYesDGS/JBBUSGS1526.65 Unspecified NONE1Imported Channel 1UNSPother 152 UNSPUNSPUNSPunknUNSPUNSPUNSP
162001-07-31 13:20MDTYesDGS/JBBUSGS1126.45 Unspecified NONE1Imported Channel 1UNSPother 112 UNSPUNSPUNSPunknUNSPUNSPUNSP
152001-07-17 14:00MDTYesDGS/JBBUSGS1506.65 Unspecified NONE1Imported Channel 1UNSPother 150 UNSPUNSPUNSPunknUNSPUNSPUNSP
142001-06-26 13:22MDTYesDGS/SVMUSGS3517.32 Unspecified NONE1Imported Channel 1UNSPother 351 UNSPUNSPUNSPunknUNSPUNSPUNSP
132001-06-13 09:20MDTYesDGS/JBBUSGS4607.45 Unspecified NONE1Imported Channel 1UNSPother 460 UNSPUNSPUNSPunknUNSPUNSPUNSP
122001-05-22 13:15MDTYesSVM/DGSUSGS2877.00 Unspecified NONE1Imported Channel 1UNSPother 287 UNSPUNSPUNSPunknUNSPUNSPUNSP
112001-05-01 13:30MDTYesCHT/DGSUSGS1516.74 Unspecified NONE1Imported Channel 1UNSPother 151 UNSPUNSPUNSPunknUNSPUNSPUNSP
102001-04-17 13:15MDTYesSVM/DGSUSGS41.86.00 Unspecified NONE1Imported Channel 1UNSPother 41.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
92001-03-13 12:57MSTYesDGS/SVMUSGS46.06.10 Unspecified NONE1Imported Channel 1UNSPother 46.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
82001-02-13 12:55MSTYesSVM/DGSUSGS34.5 Unspecified NONE1Imported Channel 1UNSPother 34.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
72001-01-10 13:14MSTYesSVM/DGSUSGS51.7 Unspecified NONE1Imported Channel 1UNSPother 51.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
62000-12-14 11:55MSTYesSVM/DGSUSGS43.8 Unspecified NONE1Imported Channel 1UNSPother 43.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
52000-11-09 09:35MSTYesJBB/DGSUSGS45.65.97 Unspecified NONE1Imported Channel 1UNSPother 45.6 UNSPUNSPUNSPunknUNSPUNSPUNSP
42000-10-27 10:32MDTYesAMD/DGSUSGS1536.62 Unspecified NONE1Imported Channel 1UNSPother 153 UNSPUNSPUNSPunknUNSPUNSPUNSP
32000-10-05 13:28MDTYesSVM/DGSUSGS1866.72 Unspecified NONE1Imported Channel 1UNSPother 186 UNSPUNSPUNSPunknUNSPUNSPUNSP
22000-09-13 12:27MDTYesSVM/DGSUSGS95.86.37 Unspecified NONE1Imported Channel 1UNSPother 95.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
12000-08-31 10:30MDTYesCHT/DGSUSGS2216.92 Unspecified NONE1Imported Channel 1UNSPother 221 UNSPUNSPUNSPunknUNSPUNSPUNSP