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Streamflow Measurements for the Nation


USGS 400118105134600 BOULDER CREEK AT COTTONWOOD GROVE NR BOULDER CO.
Boulder County, Colorado
Hydrologic Unit Code 10190005
Latitude  40°01'18", Longitude 105°13'46" NAD27
Gage datum 5,210 feet above NGVD29
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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)
231991-11-25 13:15MSTYesRAKUSGS2.501.610.000.50FairClearNONE1Imported Channel 1WADEunspeunkno2.5011.53.790.66UNSPUNSPUNSPunknUNSPUNSPUNSP
221991-09-12 11:35MDTYesRAKUSGS18.11.930.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno18.134.019.80.91UNSPUNSPUNSPunknUNSPUNSPUNSP
211991-07-11 10:30MDTYesRAKUSGS85.72.49-0.010.50FairClearNONE1Imported Channel 1WADEunspeunkno85.736.041.42.07UNSPUNSPUNSPunknUNSPUNSPUNSP
201991-06-18 09:15MDTYesRAKUSGS3243.54-0.010.80GoodClearNONE1Imported Channel 1WADEunspeunkno32446.575.44.29UNSPUNSPUNSPunknUNSPUNSPUNSP
191991-06-05 10:05MDTYesRAKUSGS1452.860.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno14528.534.54.20UNSPUNSPUNSPunknUNSPUNSPUNSP
181991-05-10 10:25MDTYesRAKUSGS28.52.270.000.40FairClearNONE1Imported Channel 1WADEunspeunkno28.514.611.82.42UNSPUNSPUNSPunknUNSPUNSPUNSP
171991-04-04 11:10MSTYesGBOUSGS2.311.81-0.010.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno2.317.503.740.62UNSPUNSPUNSPunknUNSPUNSPUNSP
161991-03-15 12:20MSTYesRAKUSGS2.001.800.010.30GoodClearNONE1Imported Channel 1WADEunspeunkno2.007.903.310.60UNSPUNSPUNSPunknUNSPUNSPUNSP
151991-02-08 10:08MSTYesRAKUSGS4.881.90-0.020.50FairClearNONE1Imported Channel 1WADEunspeunkno4.887.403.861.26UNSPUNSPUNSPunknUNSPUNSPUNSP
141990-12-11 10:10MSTYesRAKUSGS2.351.750.000.30FairClearNONE1Imported Channel 1WADEunspeunkno2.3510.56.670.35UNSPUNSPUNSPunknUNSPUNSPUNSP
131990-11-01 10:30MSTYesRAK/RAHUSGS13.12.050.000.50FairClearNONE1Imported Channel 1WADEunspeunkno13.114.810.61.24UNSPUNSPUNSPunknUNSPUNSPUNSP
121990-09-17 11:50MDTYesRAK/GMCUSGS20.92.180.010.50FairClearNONE1Imported Channel 1WADEunspeunkno20.919.713.21.58UNSPUNSPUNSPunknUNSPUNSPUNSP
111990-07-23 10:20MDTYesRAK/GMCUSGS58.32.56-0.010.50FairClearNONE1Imported Channel 1WADEunspeunkno58.321.522.02.65UNSPUNSPUNSPunknUNSPUNSPUNSP
101990-07-16 11:30MDTYesRAKUSGS45.02.470.000.50FairClearNONE1Imported Channel 1WADEunspeunkno45.021.019.22.34UNSPUNSPUNSPunknUNSPUNSPUNSP
91990-06-26 10:05MDTYesRSW/RAKUSGS2103.35-0.020.80FairClearNONE1Imported Channel 1WADEunspeunkno21041.049.84.22UNSPUNSPUNSPunknUNSPUNSPUNSP
81990-06-18 10:20MDTYesRSW/RAKUSGS2153.41-0.020.70FairClearNONE1Imported Channel 1WADEunspeunkno21542.051.64.17UNSPUNSPUNSPunknUNSPUNSPUNSP
71990-03-20 09:45MSTYesRSW/GMCUSGS1.641.730.000.30UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno1.6410.02.690.61UNSPUNSPUNSPunknUNSPUNSPUNSP
61990-01-18 10:00MSTYesRSW/GMCUSGS7.491.960.000.50UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno7.4910.04.711.59UNSPUNSPUNSPunknUNSPUNSPUNSP
2111990-01-10 10:10MSTYesBWUSGS9.681.99 Unspecified NONE1Imported Channel 1WADEunspeunkno9.68 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
2101989-12-12 13:20MSTYesBWUSGS8.181.80 Unspecified NONE1Imported Channel 1WADEunspeunkno8.18 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
2091989-11-30 16:03MSTYesLMUSGS6.811.74 Unspecified NONE1Imported Channel 1WADEunspeunkno6.81 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
51989-11-21 12:30MSTYesGMCUSGS11.01.800.001.00UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno11.025.411.70.94UNSPUNSPUNSPunknUNSPUNSPUNSP
2081989-11-16 12:08MSTYesLMUSGS3.981.64 Unspecified NONE1Imported Channel 1WADEunspeunkno3.98 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
2071989-11-09 17:03MSTYesLMUSGS4.911.65 Unspecified NONE1Imported Channel 1UNSPother 4.91 UNSPUNSPUNSPunknUNSPUNSPUNSP
2061989-11-02 13:47MSTYesLMUSGS8.101.76 Unspecified NONE1Imported Channel 1UNSPother 8.10 UNSPUNSPUNSPunknUNSPUNSPUNSP
2051989-10-26 15:50MDTYesLMUSGS4.071.65 Unspecified NONE1Imported Channel 1WADEunspeunkno4.07 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
41989-10-19 09:50MDTYesRSW/GMCUSGS10.81.83-0.010.70UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno10.820.08.991.20UNSPUNSPUNSPunknUNSPUNSPUNSP
2041989-10-12 09:25MDTYesLMUSGS3.041.60 Unspecified NONE1Imported Channel 1UNSPother 3.04 UNSPUNSPUNSPunknUNSPUNSPUNSP
2031989-10-05 13:55MDTYesLMUSGS4.071.64 Unspecified NONE1Imported Channel 1UNSPother 4.07 UNSPUNSPUNSPunknUNSPUNSPUNSP
31989-09-29 09:50MDTYesRSW/GMCUSGS2.321.57-0.010.40UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno2.3214.53.950.59UNSPUNSPUNSPunknUNSPUNSPUNSP
2021989-09-21 15:00MDTYesLMUSGS5.241.65 UnspecifiedClearNONE1Imported Channel 1UNSPother 5.24 UNSPUNSPUNSPunknUNSPUNSPUNSP
21989-09-21 10:00MDTYesRSW/GMCUSGS5.201.70-0.010.70UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno5.2019.05.560.94UNSPUNSPUNSPunknUNSPUNSPUNSP
2011989-09-14 15:00MDTYesLMUSGS17.21.86 Unspecified NONE1Imported Channel 1WADEunspeunkno17.2 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
11989-08-29 13:35MDTYesGMCUSGS11.01.790.000.50UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno11.021.012.70.86UNSPUNSPUNSPunknUNSPUNSPUNSP