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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 11472800 MF EEL R AB BLACK BUTTE R NR COVELO CA
Mendocino County, California
Hydrologic Unit Code 18010104
Latitude  39°49'45", Longitude 123°04'11" NAD27
Drainage area 204  square miles
Gage datum 1,498.90 feet above NGVD29
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)
572021-09-01 14:24:53PDTYesWELUKASUSGS6.22 FairVegetationHeavyNONE1mainWADEQSCMMVADV6.2228.223.30.27FIRMBLDRUNEVPULSEVENSTNDDNST60.00
562015-08-28 11:40:30PDTYesWELUSGS4.778.130.001.00PoorVegetationHeavyNONE1MainWADEQSCMMVADV4.7728.027.90.17FIRMBLDRUNEVunknEVENNSTDUPST80.00
552005-10-12 15:34PDTYeswlbUSGS11.68.210.000.60FairVegetationLightNONE1Imported Channel 1WADEunspeunkno11.638.430.30.38UNSPUNSPUNSPunknUNSPUNSPUNSP
542005-08-16 16:23PDTYeswlbUSGS20.58.400.010.70FairVegetationLightNONE1Imported Channel 1WADEunspeunkno20.539.837.90.54UNSPUNSPUNSPunknUNSPUNSPUNSP
532005-05-26 15:08PDTYeswlb/drpUSGS118012.580.000.90FairClearNONE1Imported Channel 1CRANunspeunkno118083.02884.11UNSPUNSPUNSPunknUNSPUNSPUNSP
522005-04-07 16:13PDTYeswlb/drpUSGS217013.740.021.30Fair NONE1Imported Channel 1CRANunspeunkno21701924934.40UNSPUNSPUNSPunknUNSPUNSPUNSP
512005-02-16 14:17PSTYeswlb/drpUSGS113012.630.041.50FairClearNONE1Imported Channel 1CRANunspeunkno113084.02644.28UNSPUNSPUNSPunknUNSPUNSPUNSP
502005-01-21 12:20PSTYeswlbUSGS121012.650.031.30PoorClearNONE1Imported Channel 1CRANunspeunkno121090.02884.19UNSPUNSPUNSPunknUNSPUNSPUNSP
492004-11-18 11:35PSTYeswlb/drpUSGS64.29.270.000.80FairClearNONE1Imported Channel 1WADEunspeunkno64.251.656.71.13UNSPUNSPUNSPunknUNSPUNSPUNSP
482004-10-07 11:54PDTYeswlbUSGS4.708.280.000.60PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno4.7012.77.820.60UNSPUNSPUNSPunknUNSPUNSPUNSP
472004-08-10 12:18PDTYeswlbUSGS8.868.39-0.010.80GoodClearNONE1Imported Channel 1WADEunspeunkno8.8621.57.801.14UNSPUNSPUNSPunknUNSPUNSPUNSP
462004-08-05 09:40PDTYesDRP/JCBUSGS9.608.410.010.80FairClearNONE1Imported Channel 1WADEunspeunkno9.6015.56.421.39UNSPUNSPUNSPunknUNSPUNSPUNSP
452004-06-09 14:03PDTYeswlbUSGS1229.65-0.010.60FairClearNONE1Imported Channel 1WADEunspeunkno12265.064.71.89UNSPUNSPUNSPunknUNSPUNSPUNSP
442004-04-30 12:30PDTYeswlb/jcbUSGS57111.730.030.80FairClearNONE1Imported Channel 1WADEunspeunkno5711592642.16UNSPUNSPUNSPunknUNSPUNSPUNSP
432004-02-05 12:15PSTYeswlbUSGS99411.880.011.30PoorClearNONE1Imported Channel 1CRANunspeunkno99450.01955.12UNSPUNSPUNSPunknUNSPUNSPUNSP
422003-12-02 15:47PSTYeswlbUSGS60111.32-0.020.60FairClearNONE1Imported Channel 1WADEunspeunkno60192.02642.28UNSPUNSPUNSPunknUNSPUNSPUNSP
412003-10-16 13:20PDTYesJJGUSGS6.948.00-0.010.70PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno6.9427.214.20.49UNSPUNSPUNSPunknUNSPUNSPUNSP
402003-08-21 09:25PDTYesJJGUSGS12.37.990.010.70FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno12.327.418.00.69UNSPUNSPUNSPunknUNSPUNSPUNSP
392003-06-05 07:25PDTYesJJGUSGS48710.920.000.90GoodClearNONE1Imported Channel 1WADEunspeunkno4871072172.24UNSPUNSPUNSPunknUNSPUNSPUNSP
382003-04-17 14:20PDTYesJJGUSGS142012.440.011.50FairClearNONE1Imported Channel 1CRANunspeunkno1420 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
372003-03-05 11:20PSTYesJJGUSGS34710.48-0.020.70GoodClearNONE1Imported Channel 1WADEunspeunkno3471031811.92UNSPUNSPUNSPunknUNSPUNSPUNSP
362002-12-15 11:15PSTYesKLD/JJGUSGS543016.04-0.191.80Poor NONE1Imported Channel 1CRANunspeunkno54302057457.28UNSPUNSPUNSPunknUNSPUNSPUNSP
352002-11-20 10:45PSTYesJJGUSGS11310.100.000.70FairClearNONE1Imported Channel 1WADEunspeunkno11357.075.81.49UNSPUNSPUNSPunknUNSPUNSPUNSP
342002-10-04 10:50PDTYesJJGUSGS4.359.160.000.70FairVegetationLightNONE1Imported Channel 1WADEunspeunkno4.3526.013.60.32UNSPUNSPUNSPunknUNSPUNSPUNSP
332002-08-23 10:05PDTYesJJGUSGS6.769.210.000.90FairVegetationLightNONE1Imported Channel 1WADEunspeunkno6.7630.922.90.29UNSPUNSPUNSPunknUNSPUNSPUNSP
322002-07-03 14:45PDTYesJJGUSGS19.29.480.000.70FairVegetationLightNONE1Imported Channel 1WADEunspeunkno19.236.023.00.84UNSPUNSPUNSPunknUNSPUNSPUNSP
312002-05-01 12:35PDTYesJJGUSGS31211.050.000.90GoodClearNONE1Imported Channel 1WADEunspeunkno3121051611.94UNSPUNSPUNSPunknUNSPUNSPUNSP
302002-01-24 15:15PSTYesJJGUSGS39311.230.020.90GoodClearNONE1Imported Channel 1WADEunspeunkno39399.01991.97UNSPUNSPUNSPunknUNSPUNSPUNSP
292001-11-16 10:35PSTYesJCM/KLDUSGS1019.720.001.00GoodClearNONE1Imported Channel 1WADEunspeunkno10157.076.11.33UNSPUNSPUNSPunknUNSPUNSPUNSP