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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 01394600 Nomahegen Brook near Mountainside NJ
Union County, New Jersey
Hydrologic Unit Code 02030104
Latitude  40°40'42", Longitude  74°19'53" NAD83
Drainage area 3.76  square miles
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)
282011-04-18 16:40EDTYesCSUSGS6.5913.800.000.50GoodClearNONE1Imported Channel 1WADEQSCMMVADV6.5924.016.00.41FIRMBLDRUNEVunknUNEVUNSPUPST150.00
272010-10-18 10:45:30EDTYespwb/vfbUSGS1.5213.900.000.50GoodDebrisModerateNONE1Imported Channel 1WADEQSCMMVADV1.5221.612.10.13FIRMGRVLUNEVunknUNEVUNSPUPST40.00
262010-09-07 13:08EDTYesvfbUSGS1.7113.900.000.60GoodDebrisLightNONE1Imported Channel 1WADEQSCMMVADV1.7121.814.10.12FIRMBLDRUNEVunknUNEVUNSPUPST5.00
252010-06-10 12:56EDTYesvfbUSGS3.1013.870.000.50FairClearNONE1Imported Channel 1WADEQSCMMVADV3.1023.815.00.21FIRMBLDRUNEVunknUNEVUNSPUPST100.00
242010-03-18 13:23:30EDTYesvfbUSGS4.7413.830.000.50FairClearNONE1Imported Channel 1WADEQSCMMVADV4.7417.66.120.77FIRMBLDRUNEVunknUNEVUNSPUPST300.00
232001-09-19 12:50EDTYesarp/wrbUSGS2.6210.15-0.011.00FairDebrisLightNONE1Imported Channel 1WADEunspeunkno2.6215.17.760.34UNSPUNSPUNSPunknUNSPUNSPUNSP
222001-05-16 16:59EDTYesarp/gkhUSGS0.1010.22 PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno0.104.700.670.15UNSPUNSPUNSPunknUNSPUNSPUNSP
212000-09-18 10:30EDTYesARPUSGS1.6910.130.001.00FairClearNONE1Imported Channel 1WADEunspeunkno1.6917.613.20.13UNSPUNSPUNSPunknUNSPUNSPUNSP
201999-08-04 09:55EDTYesGLCUSGS0.6510.150.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno0.655.601.270.51UNSPUNSPUNSPunknUNSPUNSPUNSP
191998-12-07 08:36ESTYesGLCUSGS1.6710.070.000.30FairDebrisHeavyNONE1Imported Channel 1WADEunspeunkno1.678.002.560.65UNSPUNSPUNSPunknUNSPUNSPUNSP
181998-07-28 08:40EDTYesGLCUSGS2.1610.090.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno2.168.002.700.80UNSPUNSPUNSPunknUNSPUNSPUNSP
171997-10-14 11:10EDTYesglcUSGS2.2410.110.000.40FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno2.249.002.221.01UNSPUNSPUNSPunknUNSPUNSPUNSP
161997-09-08 10:54EDTYesglcUSGS1.9310.120.000.30PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno1.939.001.841.05UNSPUNSPUNSPunknUNSPUNSPUNSP
151997-07-08 10:00EDTYesglcUSGS2.7210.130.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno2.7218.011.10.25UNSPUNSPUNSPunknUNSPUNSPUNSP
141996-09-27 11:48EDTYesdskUSGS1.919.870.000.50Unspecified NONE1Imported Channel 1WADEunspeunkno1.9121.09.610.20UNSPUNSPUNSPunknUNSPUNSPUNSP
131996-08-27 10:42EDTYesgcsUSGS1.489.840.000.40FairClearNONE1Imported Channel 1WADEunspeunkno1.4819.015.40.10UNSPUNSPUNSPunknUNSPUNSPUNSP
121995-08-28 10:53EDTYesGLCUSGS0.359.870.000.20FairDebrisLightNONE1Imported Channel 1WADEunspeunkno0.353.601.760.20UNSPUNSPUNSPunknUNSPUNSPUNSP
111995-06-01 09:37EDTYesGLCUSGS1.519.780.000.40FairClearNONE1Imported Channel 1WADEunspeunkno1.5112.55.660.27UNSPUNSPUNSPunknUNSPUNSPUNSP
101994-09-19 09:47EDTYesGLCUSGS1.199.800.000.40FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.1911.05.530.22UNSPUNSPUNSPunknUNSPUNSPUNSP
91994-06-20 11:42EDTYesGLCUSGS2.2210.510.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno2.2217.05.290.42UNSPUNSPUNSPunknUNSPUNSPUNSP
81993-05-28 14:05EDTYesRSCUSGS1.969.850.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno1.9619.06.680.29UNSPUNSPUNSPunknUNSPUNSPUNSP
71992-09-02 15:54EDTYesTJRUSGS0.899.900.000.80GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno0.8912.04.930.18UNSPUNSPUNSPunknUNSPUNSPUNSP
61992-06-15 16:23EDTYesTJRUSGS1.229.900.000.90PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno1.2224.88.640.14UNSPUNSPUNSPunknUNSPUNSPUNSP
51991-09-10 16:01EDTYesTJRUSGS1.779.900.001.00GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno1.7724.98.600.21UNSPUNSPUNSPunknUNSPUNSPUNSP
41991-06-11 10:45EDTYesdskUSGS1.909.880.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno1.9016.68.780.22UNSPUNSPUNSPunknUNSPUNSPUNSP
31990-09-05 15:50EDTYesTJRUSGS1.889.810.001.00FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.8825.09.980.19UNSPUNSPUNSPunknUNSPUNSPUNSP
21990-06-14 15:59EDTYesTJRUSGS2.27 0.000.60GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno2.2725.010.60.21UNSPUNSPUNSPunknUNSPUNSPUNSP