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Streamflow Measurements for the Nation


USGS 01601420 HOFFMAN DRAINAGE TUNNEL AT CLARYSVILLE, MD
Allegany County, Maryland
Hydrologic Unit Code 02070002
Latitude  39°38'18.0", Longitude  78°53'33.2" NAD83
Gage datum 1,546.41 feet above NAVD88
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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)
0692021-07-09 08:36:30EDTYessmb/cdwUSGS14.71.98 FairDebrisLightNONE1069WADEQSCMMVADV14.78.607.781.88FIRMsiltUNEVPULSUNEVUNKNDNST25.00
682021-06-02 07:01:30EDTYessmbUSGS17.02.00 PoorClearNONE1hoffmanWADEQSCMMVADV17.08.908.052.11FIRMsiltUNEVPULSUNEVUNKNDNST20.00
0672021-04-06 09:13:30EDTYessmbUSGS17.21.99 FairClearNONE1067WADEQSCMMVADV17.28.708.312.07FIRMsiltUNEVPULSUNEVUNKNDNST25.00
0662021-03-30 10:49:30EDTYesIDBUnspe15.92.090.000.38PoorClearNONE1066WADEQSCMMVADV15.97.508.411.89FIRMLDGEUNEVSTDYEVENUNSPDNST20.00
0652021-03-16 10:03EDTYesLJJUSGS18.02.060.000.50FairClearNONE1MainWADEQSCMMVADV18.08.507.842.30FIRMBLDRUNEVPULSUNEVUNKNDNST20.00
0642021-03-04 13:41ESTYesEHTUnspe17.72.110.000.50PoorClearNONE101601420WADEQSCMMVADV17.77.708.532.08FIRMBLDRUNEVPULSUNEVUNSPDNST25.00
0632021-01-26 14:01:30ESTYesIDBUSGS17.42.090.010.41PoorClearNONE1063WADEQSCMMVADV17.47.807.572.30FIRMLDGEEVENSTDYEVENUNSPDNST20.00
0622020-11-25 10:42:30ESTYesIDBUSGS17.42.050.0038.00FairClearNONE1062WADEQSCMMVADV17.47.507.802.23FIRMLDGEUNEVSTDYEVENUNSPDNST10.00
0612020-10-05 12:24:50EDTYesEHTUSGS17.62.060.000.65PoorDebrisLightNONE101601420WADEQSCMMVADV17.67.908.801.99FIRMBLDRUNEVPULSUNEVUNSPDNST20.00
0602020-09-11 10:08:14EDTYesEHTUSGS17.82.070.000.75PoorClearNONE101601420WADEQSCMMVADV17.87.908.772.03FIRMBLDRUNEVPULSUNEVUNSPDNST20.00
0592020-08-03 09:59:06EDTYesEHT/IDBUSGS17.22.110.000.66PoorClearNONE101641420WADEQSCMMVADV17.27.908.452.03FIRMCBLSUNEVPULSUNEVUNSPDNST20.00
582020-06-05 11:03:46EDTYesEHTUSGS18.02.110.000.75PoorClearNONE101601420WADEQSCMMVADV18.07.809.012.00FIRMBLDREVENPULSEVENUNSPDNST20.00
0572020-03-31 12:36:30EDTYesEHTUSGS16.22.030.010.50PoorClearNONE101601420WADEQSCMMVADV16.27.908.561.89FIRMBLDRUNEVPULSUNEVUNSPDNST25.00
0562020-02-10 10:47:01ESTYesEHTUSGS15.71.950.005.00FairClearNONE101601420WADEQSCMMVADV15.77.708.311.89FIRMBLDRUNEVPULSUNEVUNSPDNST15.00
0552020-01-23 09:30:15ESTYesEHTUSGS15.01.950.001.00PoorClearNONE1055WADEQSCMMVADV15.07.808.341.80FIRMBLDRUNEVPULSUNEVUNSPDNST10.00
0542019-12-20 11:33:33ESTYesEHTUSGS17.11.990.000.75FairClearNONE101601420WADEQSCMMVADV17.17.908.581.99FIRMBLDRUNEVPULSUNEVUNSPDNST9.00
0532019-10-11 09:46:27EDTYesEHTUSGS20.12.060.000.85FairClearNONE101601420WADEQSCMMVADV20.17.517.832.57FIRMCBLSUNEVPULSUNEVUNSPDNST20.00
0522019-08-15 12:40:30EDTYesLJJUSGS22.42.130.010.75FairClearNONE1MainWADEQSCMMVADV22.48.708.602.61FIRMBLDRUNEVPULSUNEVUNKNDNST18.00
0512019-06-13 06:48:30EDTYessmbUSGS24.32.18 PoorClearNONE1051WADEQSCMMVADV24.38.509.312.61FIRMsiltUNEVPULSUNEVUNKNDNST25.00
0502019-04-12 09:55EDTYesEHCUSGS25.22.17 FairClearNONE101601420WADEQSCMMVADV25.28.109.862.56FIRMCBLSUNEVPULSUNEVUNSPDNST17.00
0492019-02-04 13:59ESTYesLJJUSGS26.62.200.001.00FairClearNONE1MainWADEQSCMMVADV26.68.709.472.81FIRMBLDRUNEVPULSUNEVUNKNDNST17.00
0482018-12-14 12:18ESTYesATOUSGS26.52.180.001.00FairDebrisLightNONE1MainWADEQSCMMVADV26.58.009.672.74FIRMCBLSUNEVPULSUNEVUNKNDNST17.00
0472018-11-07 10:45:30ESTYesLJJUSGS27.02.200.001.00FairClearNONE1MainWADEQSCMMVADV27.08.609.072.97FIRMBLDRUNEVPULSUNEVUNKNDNST17.00
0462018-10-03 11:11:30EDTYesLJJUSGS25.82.190.000.75FairClearNONE1MainWADEQSCMMVADV25.88.508.722.96FIRMBLDRUNEVSTDYUNEVUNKNDNST15.00
0452018-08-15 08:23:30EDTYesLJJUSGS24.92.140.010.75FairClearNONE1MainWADEQSCMMVADV24.98.508.582.90FIRMBLDRUNEVSTDYUNEVUNKNDNST17.00
0442018-07-20 08:35:30EDTYesLJJ/ATOUSGS22.32.14 FairClearNONE1mainWADEQSCMMVADV22.38.608.392.66FIRMBLDRUNEVSTDYUNEVUNKNDNST15.00
0432018-06-11 10:08:30EDTYessmbUSGS26.62.16 Fair NONE1043WADEQSCMMVADV26.69.009.602.77FIRMCBLSUNEVPULSUNEVUNKNDNST15.00
0422018-04-03 12:45:30EDTYesLJJUSGS17.01.990.011.00FairClearNONE1MainWADEQSCMMVADV17.08.407.002.43FIRMBLDRUNEVSTDYUNEVUNKNDNST15.00
0412018-03-08 08:21ESTYesLJJUSGS16.21.950.010.75FairClearNONE1MainWADEQSCMMVADV16.28.306.872.36FIRMBLDRUNEVSTDYUNEVUNKNDNST15.00
0402018-02-05 17:19:30ESTYesljjUSGS13.71.880.010.50PoorClearNONE1MainWADEQSCMMVADV13.77.507.551.82FIRMBLDRUNEVPULSUNEVUNKNDNST15.00
0392017-11-24 08:34:30ESTYesLJJUSGS15.91.940.000.50PoorClearNONE1Main ChannelWADEQSCMMVADV15.97.608.031.98FIRMBLDRUNEVPULSUNEVUNKNDNST12.00
0382017-10-03 12:25EDTYessmb/ljjUSGS20.32.08 FairVegetationLightNONE1038WADEQSCMMVADV20.37.407.852.59FIRMsiltUNEVPULSUNEVUNKNDNST15.00
0372017-08-04 12:41EDTYesLJJUSGS24.62.180.021.00FairClearNONE1Main ChannelWADEQSCMMVADV24.68.509.182.68FIRMBLDRUNEVunknUNEVUNKNDNST15.00
362017-06-16 11:59:30EDTYesLJJUSGS25.12.210.001.00PoorClearNONE1Main ChannelWADEQSCMMVADV25.18.5011.12.27FIRMBLDRUNEVunknUNEVUNKNDNST20.00
352017-05-19 10:05EDTYesLJJUSGS24.12.200.011.00PoorClearNONE1Main ChannelWADEQSCMMVADV24.18.5010.72.24FIRMBLDRUNEVunknUNEVUNKNDNST18.00
342017-05-10 10:35EDTYesCWKUSGS21.82.130.010.80PoorClearNONE1034WADEQSCMMVADV21.88.1010.02.18FIRMLDGEUNEVunknUNEVSTNDDNST15.00
332017-04-12 13:20EDTYesLJJUSGS19.62.070.011.00PoorClearNONE1Main ChannelWADEQSCMMVADV19.68.609.792.00FIRMBLDRUNEVunknUNEVUNKNDNST20.00
322017-03-10 12:05:30ESTYesLJJUSGS17.62.030.001.00PoorClearNONE1Main ChannelWADEQSCMMVADV17.68.509.461.86FIRMBLDRUNEVunknUNEVUNKNDNST20.00
312017-02-06 12:06:30ESTYesSMB/LJJUSGS15.21.97 PoorClearNONE1mainWADEQSCMMVADV15.29.009.151.66FIRMBLDRUNEVunknUNEVUNFMDNST20.00
302017-01-20 12:41ESTYesLJJUSGS13.81.910.000.50PoorClearNONE1mainWADEQSCMMVADV13.87.708.271.66FIRMBLDRUNEVunknUNEVUNKNDNST15.00
292016-12-27 14:43:30ESTYesLJJUSGS12.61.860.020.50PoorClearNONE1029WADEQSCMMVADV12.67.808.011.57FIRMCBLSUNEVunknUNEVUNKNDNST20.00
282016-12-09 12:15ESTYesCDWUSGS10.61.790.000.30FairClearNONE1028WADEQSCMMVADV10.67.407.241.47FIRMsiltUNEVunknUNEVUNSPDNST20.00
272016-12-05 11:27:30ESTYesSMBUSGS12.81.88 FairClearNONE127WADEQSCMMVADV12.89.408.421.52FIRMCBLSUNEVunknUNEVUNKNDNST18.00
262016-11-10 15:04ESTYesLJJUSGS14.01.900.010.50PoorClearNONE101601420WADEQSCMMVADV14.07.808.071.74FIRMBLDRUNEVunknUNEVUNKNDNST20.00
252016-10-03 14:08:30EDTYesCDWUSGS17.62.000.000.50PoorClearNONE1025WADEQSCMMVADV17.67.708.851.99FIRMsiltUNEVunknUNEVUNSPDNST20.00
242016-08-04 12:04EDTYesCDWUSGS20.92.070.000.50PoorClearNONE1024WADEQSCMMVADV20.98.209.742.15FIRMsiltUNEVunknUNEVUNSPDNST20.00
232016-06-24 09:15EDTYesljjUSGS21.72.08 FairClearNONE1023WADEQSCMMVADV21.78.409.972.18FIRMBLDRUNEVunknUNEVUNKNDNST20.00
222016-06-15 13:12:30EDTYesljj/cwkUSGS21.42.10 FairClearNONE1022WADEQSCMMVADV21.48.109.862.17FIRMCBLSUNEVunknUNEVUNKNDNST20.00
212016-06-15 12:09EDTYesljj/cwkUSGS21.32.10 FairClearNONE1021WADEQSCMMVADV21.38.8010.22.10FIRMCBLSUNEVunknUNEVUNKNDNST20.00
202016-05-16 14:06:30EDTYesCDW/CWKUSGS23.72.07-0.020.60FairDebrisLightNONE1020WADEQSCMMVADV23.78.209.852.40FIRMsiltUNEVunknUNEVUNSPDNST20.00
192016-04-11 10:46:30EDTYescwkUSGS17.51.980.010.60PoorClearNONE1019WADEQSCMMVADV17.58.108.961.95SOFTBLDRUNEVunknUNEVUNKNDNST20.00
182016-01-27 08:14ESTYesCWK/JEBUSGS16.01.900.000.50FairClearNONE1018WADEQSCMMVADV16.07.608.341.92FIRMsiltUNEVunknUNEVUNSPDNST20.00
172015-12-03 07:33ESTYesCDWUSGS14.81.870.000.50FairClearNONE1017WADEQSCMMVADV14.87.608.271.79FIRMsiltUNEVunknUNEVUNSPDNST20.00
162015-11-16 11:51ESTYesCWK/KTRUSGS13.91.880.000.60FairClearNONE1016WADEQSCMMVADV13.97.707.821.77SOFTsiltEVENunknEVENUNKNDNST20.00
152015-11-06 09:53:30ESTYesKTR/SMBUSGS16.31.91-0.010.40PoorClearNONE1015WADEQSCMMVADV16.37.207.972.04FIRMLDGEEVENunknUNEVUNSPDNST20.00
142015-10-28 08:58EDTYesKTR/CDWUSGS17.21.930.000.40FairClearNONE1014WADEQSCMMVADV17.27.008.202.10FIRMLDGEUNEVunknUNEVUNSPDNST20.00
132015-10-14 12:41:30EDTYesCDW/KTRUSGS17.91.960.010.40FairDebrisLightNONE1013WADEQSCMMVADV17.97.208.272.16FIRMLDGEEVENunknUNEVUNSPDNST20.00
122015-10-06 11:42:30EDTYesKTRUSGS19.81.97-0.010.50PoorClearNONE1012WADEQSCMMVADV19.87.518.142.43FIRMLDGEUNEVunknUNEVUNSPDNST20.00
112015-09-29 08:50EDTYesCWK/JEBUSGS18.21.990.000.60FairClearNONE1011WADEQSCMMVADV18.28.008.592.12SOFTsiltEVENunknEVENUNKNDNST20.00
102015-09-18 09:47EDTYesKTR/CDWUSGS21.52.020.000.50FairClearNONE1MainWADEQSCMMVADV21.58.109.072.37FIRMsiltUNEVunknUNEVUNSPDNST30.00
92015-08-27 10:22EDTYesCDWUSGS20.02.020.000.60FairClearNONE1MainWADEQSCMMVADV20.08.108.942.24FIRMsiltUNEVunknUNEVUNSPDNST20.00
82015-08-03 10:43:30EDTYesCDWUSGS20.12.010.000.50FairClearNONE1MainWADEQSCMMVADV20.18.008.712.31FIRMsiltUNEVunknUNEVUNSPDNST20.00
72015-07-27 11:48:30EDTYesCDW/MACUSGS20.52.020.000.60FairClearNONE1MainWADEQSCMMVADV20.58.108.652.37FIRMsiltUNEVunknUNEVUNSPDNST20.00
61984-09-21 09:00EDTYesJEAUSGS19.2 Good NONE1Imported Channel 1WADEQSCMMVPYG19.218.510.71.79UNSPUNSPUNSPunknUNSPUNSPUNSP
51984-06-22 09:00EDTYesJEAUSGS42.3 Good NONE1Imported Channel 1WADEQSCMMVPYG42.324.017.62.40UNSPUNSPUNSPunknEVENUNSPUNSP
41982-09-08 09:00EDTYesJLGUSGS16.4 GoodUnspecifedNONE1Imported Channel 1WADEQSCMMVPAA16.46.009.801.67UNSPUNSPUNSPunknUNSPUNFMUNSP
31982-05-17 09:00EDTYesJLGUSGS35.8 Good NONE1Imported Channel 1WADEQSCMMVPAA35.813.528.41.26UNSPUNSPUNSPunknUNSPUNFMUNSP
21981-08-20 15:15EDTYesSNAUSGS21.0 Good NONE1Imported Channel 1WADEQSCMMVPAA21.07.809.252.27UNSPUNSPUNSPunknUNSPUNSPUNSP
11980-09-11 10:55EDTYesBFSUSGS19.1 GoodUnspecifedNONE1Imported Channel 1WADEQSCMMVPAA19.17.007.382.59UNSPUNSPUNSPunknUNSPUNFMUNSP