Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 402123105370401 BIG THOMPSON R NR FERN LAKE ROAD, RMNP, CO
Larimer County, Colorado
Hydrologic Unit Code 10190006
Latitude  40°21'23.22", Longitude 105°37'03.53" NAD83
Gage datum 8,096 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)
142017-06-30 07:07:30MDTYesBRGUSGS225 FairClearNONE1mainWADEQSCMMVADV22553.552.84.26FIRMCBLSUNEVunknUNEVNSTDUPST20.00
132013-11-13 12:02MSTYesDB/ND/JBUSGS20.0 1.00GoodClearNONE1Big Thompson RiverWADEQSCMMVADV20.031.238.50.52FIRMGRVLEVENunknUNEVSTNDUPST300.00
122013-10-22 09:58MDTYesDB/ND/SHUSGS33.8 0.70FairClearNONE1Big Thompson RiverWADEQSCMMVADV33.837.037.10.91FIRMBLDREVENunknEVENUNKNUPST250.00
112013-09-10 09:01MDTYesMJB/JBBUSGS41.49.190.000.70FairClearNONE1main channelWADEQSCMMVADV41.434.542.30.98FIRMBLDRUNEVunknUNEVUNKNUPST120.00
102013-08-13 18:20MDTYesKMS/BSGUSGS38.19.19 0.80FairClearNONE1Imported Channel 1WADEQSCMMVADV38.133.836.91.03FIRMBLDREVENunknEVENNSTDUPST150.00
92013-08-12 11:34MDTYesJBBUSGS28.49.060.000.60GoodClearNONE1main channelWADEQSCMMVADV28.433.034.50.82FIRMBLDRUNEVunknUNEVUNKNUPST140.00
82013-07-09 09:27MDTYesNMD/JBBUSGS91.59.61 1.10FairClearNONE1Imported Channel 1WADEQSCMMVADV91.539.051.61.77FIRMBLDREVENunknEVENUNSPUPST150.00
72013-06-18 10:28MDTYesKMS/BSGUSGS16610.000.051.00GoodClearNONE1Imported Channel 1WADEQSCMMVADV16639.564.92.56FIRMBLDREVENunknEVENNSTDUPST150.00
62013-06-12 08:40MDTYesDLB/NMDUSGS28410.70 0.80FairUnspecifedNONE1Imported Channel 1WADEQSCMMVPAA28440.883.23.42FIRMBLDRUNSPunknUNSPUNSPUPST200.00
52013-06-04 09:27MDTYesJBB/NMDUSGS22710.42-0.070.90GoodUnspecifedNONE1main channelWADEQSCMMVADV22740.561.73.68FIRMBLDRUNEVunknUNEVUNKNUPST100.00
42013-05-28 10:04MDTYesJBB/NMDUSGS22010.43-0.051.10GoodDebrisLightNONE1main channelWADEQSCMMVADV22040.073.03.02FIRMBLDRUNEVunknUNEVUNKNUPST150.00
32013-05-21 09:56MDTYesKMS/BSGUSGS1019.650.000.90GoodClearNONE1Imported Channel 1WADEQSCMMVADV10138.853.51.89FIRMBLDREVENunknEVENNSTDUPST200.00
22013-05-15 08:56MDTYesNMD/JBBUSGS1779.970.030.90FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV17745.067.62.62FIRMBLDRUNEVunknEVENUNSPUNSP
12013-04-11 08:38MDTYesJBB/NMDUSGS3.99 0.60PoorIceShoreNONE1main channelWADEQSCMMVADV3.9918.510.10.40FIRMBLDRUNEVunknUNEVUNKNUPST75.00