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Streamflow Measurements for the Nation


USGS 01190070 CONNECTICUT RIVER AT HARTFORD, CT
Capitol Planning Region County, Connecticut
Hydrologic Unit Code 010802050502
Latitude  41°46'08.74", Longitude  72°40'03.18" NAD83
Drainage area 10,487.0  square miles
Gage datum -0.85 feet above NAVD88
Output formats
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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)
312025-03-19 11:54:03EDTYesCJG/VMSUSGS7800018.200.000.25FairClearNONE1MainMBOTQADCPVADCP78000818214003.64SOFTSANDUNEVSTDYUNEVNSTDDNST100.00
302024-03-14 10:38:48EDTYesNPP/CJGUSGS5390013.86-0.020.25GoodClearNONE1MainMBOTQADCPVADCP53900805180003.00UNSPUNSPUNSPUNSPUNSPUNSPUNSP
292023-07-13 12:36:55EDTYesNPP/JRDUSGS9160020.78-0.010.25FairClearNONE1Check_RProMBOTQADCPVADCP91600867245003.74SOFTSANDUNEVPULSUNEVNSTDDNST150.00
282023-07-13 12:10:09EDTYesNPP/JRDUSGS9050020.80-0.010.25PoorClearNONE1Main_RProMBOTQADCPVADCP90500933260003.48SOFTSANDUNEVPULSUNEVNSTDDNST100.00
272023-04-26 16:05:48EDTYesSCB/NPPUSGS5220013.72-0.030.25PoorClearNONE101190070MBOTQADCPVADCP52200783171003.04FIRMCBLSEVENSTDYEVENSTNDDNST300.00
262021-07-23 15:57:30EDTYesSCB/NPPUSGS4270010.890.020.25FairClearNONE101190070MBOTQADCPVADCP42700810185002.31FIRMsiltEVENSTDYEVENSTNDDNST300.00
252019-12-16 10:43:43ESTYesPJM/SCBUSGS6830015.550.030.40Good NONE1mainMBOTQADCPVADCP68300678181003.78SOFTUNSPEVENSTDYEVENSTNDDNST1500.00
242019-04-19 10:31:54EDTYesPJMUSGS8330018.94-0.010.75Good NONE1mainMBOTQADCPVADCP83300767208004.00FIRMSANDEVENSTDYEVENSTNDDNST2000.00
232018-04-20 11:43:10EDTYesNPP/TCSUSGS5220012.76-0.030.50Good NONE101190070MBOTQADCPVADCP52200622151003.44FIRMGRVLEVENSTDYEVENUNFMDNST1000.00
222018-04-06 11:57:58EDTYesDJJ/TCSUSGS368008.960.010.25FairClearNONE101190070MBOTQADCPVADCP36800608127002.88SOFTsiltEVENSTDYEVENSTNDDNST500.00
212017-04-14 13:38:25EDTYesJEH/PJMUSGS6890015.800.000.40GoodClearNONE1MainMBOTQADCPVADCP68900758194003.55SOFTsiltEVENunknUNEVUNFMDNST1000.00
202014-04-17 10:23:09EDTYesJAO/DGTUSGS9430019.73 Good NONE11MBOTQADCPVADCP94300692209004.51SOFTSANDEVENunknUNEVSTNDDNST400.00
192011-08-31 09:40:30EDTYesjao/jmpUSGS10900023.86 0.50GoodUnspecifedNONE1Imported Channel 1MBOTQADCPVADCP109000870273003.99SOFTSANDEVENunknEVENSTNDDNST550.00
182010-04-01 16:30EDTYesTCS/GKHUSGS10100021.28-0.01 GoodUnspecifedNONE1Imported Channel 1MBOTQADCPVADCP101000940257003.92FIRMGRVLEVENunknUNSPUNSPDNST2000.00
172009-04-07 10:52EDTYestcs/jaoUSGS6990016.60-0.02 GoodClearNONE1Imported Channel 1MBOTQADCPVADCP69900806219003.10UNSPUNSPUNSPunknEVENUNSPDNST200.00
162007-04-18 10:13EDTYesGKH/JAOUSGS12000023.340.010.80GoodClearNONE1Imported Channel 1UNSPQADCPVADCP120000940297003.58UNSPUNSPUNSPunknUNSPUNSPUNSP
152005-04-05 11:17EDTYesTCS/JMUSGS10100022.030.010.50FairUnspecifedNONE1Imported Channel 1UNSPQADCPVADCP101000899254003.99UNSPUNSPUNSPunknUNSPUNSPUNSP
142005-04-05 10:32EDTYesTCS/JMUSGS9670022.020.010.50FairUnspecifedNONE1Imported Channel 1UNSPQADCPVADCP96700822242003.99UNSPUNSPUNSPunknUNSPUNSPUNSP
132003-04-02 13:55ESTYesjaoUSGS7670018.21-0.041.00Good NONE1Imported Channel 1UNSPQADCPVADCP76700822238003.22UNSPUNSPUNSPunknUNSPUNSPUNSP
122001-04-27 12:24EDTYesjao/ckUSGS8960019.87-0.020.80GoodUnspecifedNONE1Imported Channel 1UNSPQADCPVADCP89600653211004.39UNSPUNSPUNSPunknUNSPUNSPUNSP
112000-04-26 10:04EDTYesrgk/jaoUSGS5190012.82 GoodClearNONE1Imported Channel 1BOATunspeunkno51900 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
102000-04-03 10:13EDTYesrgk/jaoUSGS4270010.21 GoodClearNONE1Imported Channel 1BOATunspeunkno42700 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
91987-04-02 -- ----YesBSD/GPRUSGS13400034.470.091.80GoodUnspecifedNONE1Imported Channel 1CRANunspeunkno1340001030292004.59UNSPUNSPUNSPunknUNSPUNSPUNSP
81986-03-24 -- ----YesBSD/TMCUSGS518002.74-0.131.50GoodClearNONE1Imported Channel 1BOATunspeunkno518001230189002.74UNSPUNSPUNSPunknUNSPUNSPUNSP
71984-06-07 -- ----YesLAW/BSDUSGS6160015.550.051.00GoodClearNONE1Imported Channel 1BOATunspeunkno61600650193003.19UNSPUNSPUNSPunknUNSPUNSPUNSP
61984-06-01 -- ----YesLAW/JMCUSGS18400031.580.082.30GoodClearNONE1Imported Channel 1BOATunspeunkno1840001110373004.94UNSPUNSPUNSPunknUNSPUNSPUNSP
51983-05-09 -- ----YesGPR/BSDUSGS4290011.82-0.100.80GoodClearNONE1Imported Channel 1BOATunspeunkno42900570157002.73UNSPUNSPUNSPunknUNSPUNSPUNSP
41983-05-09 -- ----YesBSD/GPRUSGS4380011.95-0.151.30GoodClearNONE1Imported Channel 1BOATunspeunkno43800570160002.74UNSPUNSPUNSPunknUNSPUNSPUNSP
31937-05-20 06:25ESTYesT/FUSGS6380016.86-0.375.00Good NONE1Imported Channel 1CRANunspeunkno63800889249002.55UNSPUNSPUNSPunknUNSPUNSPUNSP
21937-05-18 07:15ESTYesLWF/MPTUSGS7970020.02 Unspecified NONE1Imported Channel 1CRANunspeunkno79700889276002.88UNSPUNSPUNSPunknUNSPUNSPUNSP