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


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation


USGS 01396030 South Branch Rahway River at Colonia NJ
Middlesex County, New Jersey
Hydrologic Unit Code 02030104
Latitude  40°34'57", Longitude  74°18'03" NAD83
Drainage area 9.31  square miles
Gage datum 15 feet above NGVD29
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)
272018-05-10 17:50:20EDTYessdsUSGS3.6017.120.000.50GoodClearNONE1MainWADEQSCMMVADV3.6035.532.40.11FIRMCBLSUNEVSTDYUNEVSTNDUPST1000.00
262017-08-28 12:15EDTYescmwUSGS3.1817.14 Poor NONE1MainWADEQSCMMVADV3.1850.09.300.34FIRMLDGEEVENSTDYEVENUNKNUPST250.00
252017-06-29 14:45EDTYessdsUSGS3.9717.130.000.50Good NONE1South Branch Rahway River at Colonia NJWADEQSCMMVADV3.9730.032.10.12FIRMGRVLUNEVSTDYUNEVNSTDUPST500.00
242016-09-23 13:37:30EDTYesVFBrownUSGS1.8617.140.000.70FairVegetationLightNONE1South Branch Rahway River at Colonia NJWADEQSCMMVADV1.8634.725.10.07FIRMGRVLUNEVunknUNEVUNKNUPST300.00
232016-06-15 15:39:30EDTYesVFBrownUSGS1.7417.100.000.50FairVegetationModerateNONE1Souith Branch Rahway River at Colonia NJWADEQSCMMVADV1.7430.233.50.05FIRMBLDRUNEVunknUNEVUNKNUPST400.00
222015-08-26 14:42EDTYesbemUSGS0.5117.140.000.50Poor NONE1mainWADEQSCMMVADV0.5135.041.00.01SOFTGRVLUNEVunknUNEVUNKNUPST1000.00
212015-05-27 17:19:30EDTYesCSUSGS2.3817.580.000.50FairDebrisLightNONE1COLONIAWADEQSCMMVADV2.3851.024.20.10FIRMBLDRUNEVunknUNEVUNSPUPST150.00
202014-08-08 14:29:30EDTYesBSPUSGS3.0517.150.00 FairVegetationLightNONE2bypassWADEQSCMMVADV0.706.203.520.20FIRMsiltEVENunknEVENSTNDUPST1331.00
202014-08-08 14:29:30EDTYesBSPUSGS3.0517.150.00 FairVegetationLightNONE1mainWADEQSCMMVADV2.3540.046.00.05FIRMSANDEVENunknEVENSTNDUPST1331.00
192014-06-25 10:56EDTYesCSUSGS3.1617.160.000.70FairClearNONE1COLONIAWADEQSCMMVADV3.1652.819.90.16FIRMBLDRUNEVunknEVENUNSPUPST600.00
182013-09-06 13:42EDTYesJBUSGS1.60 0.010.50FairDebrisLightNONE1MainWADEQSCMMVADV1.6060.519.60.08FIRMLDGEEVENunknEVENSTNDDNST250.00
172013-08-07 12:31EDTYesLMHUSGS2.4217.150.000.50FairClearNONE1mainWADEQSCMMVADV2.4234.427.70.09FIRMBLDREVENunknUNEVUNKNUPST500.00
162002-10-07 10:02EDTYesgkhUSGS1.5110.920.000.60GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno1.5111.52.950.51UNSPUNSPUNSPunknUNSPUNSPUNSP
151986-09-09 13:40EDTYesJFDUSGS1.8318.30-0.010.80FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno1.8324.54.820.38UNSPUNSPUNSPunknUNSPUNSPUNSP
141986-07-18 13:10EDTYesJFDUSGS1.6517.28-0.020.60FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno1.6521.210.60.16UNSPUNSPUNSPunknUNSPUNSPUNSP
131985-09-17 15:20EDTYesJFDUSGS1.1017.330.000.30FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno1.1014.07.620.14UNSPUNSPUNSPunknUNSPUNSPUNSP
121985-08-12 17:00EDTYesRLUUSGS2.2316.380.000.50UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno2.2327.04.700.48UNSPUNSPUNSPunknUNSPUNSPUNSP
111985-04-27 10:30ESTYesRUUSGS1.8216.290.000.50Good NONE1Imported Channel 1WADEunspeunkno1.8224.06.890.26UNSPUNSPUNSPunknUNSPUNSPUNSP
101984-09-11 10:40EDTYesJPCUSGS2.0417.300.000.30Good NONE1Imported Channel 1WADEunspeunkno2.0418.05.850.35UNSPUNSPUNSPunknUNSPUNSPUNSP
91983-08-16 09:45EDTYesGJPUSGS1.8016.710.000.50GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno1.8021.56.370.28UNSPUNSPUNSPunknUNSPUNSPUNSP
81983-06-16 15:25EDTYesJBCUSGS2.5316.640.000.40FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno2.5325.29.690.26UNSPUNSPUNSPunknUNSPUNSPUNSP
71982-08-16 10:10EDTYesBPUSGS1.7316.700.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno1.7329.07.660.23UNSPUNSPUNSPunknUNSPUNSPUNSP
61982-05-13 10:20EDTYesGJPUSGS2.9216.700.000.40GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno2.9215.06.880.42UNSPUNSPUNSPunknUNSPUNSPUNSP
51981-09-25 14:45EDTYesKAUSGS3.4516.620.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno3.4519.08.310.42UNSPUNSPUNSPunknUNSPUNSPUNSP
41981-07-01 14:17EDTYesGJPUSGS1.4716.660.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno1.4715.06.260.23UNSPUNSPUNSPunknUNSPUNSPUNSP
31980-09-04 11:46EDTYesDAHUSGS1.3116.680.010.50GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno1.3115.95.880.22UNSPUNSPUNSPunknUNSPUNSPUNSP
21980-07-02 12:08EDTYesDAHUSGS2.4716.690.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno2.4714.04.490.55UNSPUNSPUNSPunknUNSPUNSPUNSP
11979-04-24 10:15ESTYesBDG/RMUSGS4.1316.720.001.00GoodClearNONE1Imported Channel 1WADEunspeunkno4.1324.510.50.39UNSPUNSPUNSPunknUNSPUNSPUNSP