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


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Streamflow Measurements for the Nation


USGS 01387450 Mahwah River near Suffern NY


Rockland County, New York
Hydrologic Unit Code 02030103
Latitude  41°08'28", Longitude  74°06'58" NAD83
Drainage area 12.3  square miles
Gage datum 321.57 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
 
5612024-10-30 12:15:08EDTYesLMSUSGS1.541.71 PoorDebrisModerateNONE
5602024-08-28 11:42:05EDTYesJBE/JAMUSGS7.481.70 FairClearNONE
5592024-07-11 13:57:01EDTYesJBE/JAMUSGS5.221.64 FairClearNONE
5582024-06-05 12:38:09EDTYesJBE/JBUSGS7.631.75 PoorClearNONE
5572024-04-04 11:42:04EDTYesjbe/jjtUSGS2354.10-0.010.30GoodClearNONE
5562024-02-15 13:10:48ESTYesrwa/jbeUSGS17.52.00 PoorClearNONE
5552023-12-27 12:40:25ESTYesrwaUSGS32.02.29 FairClearNONE
5542023-11-08 15:07:23ESTYesrwaUSGS16.11.97 FairDebrisLightNONE
5532023-09-29 14:28:07EDTYesctm/rwaUSGS6855.59 Poor UNSP
5522023-09-26 12:50:05EDTYesrwaUSGS1093.25-0.010.30FairDebrisLightNONE
5512023-07-26 13:49:03EDTYesrwaUSGS13.41.90 PoorDebrisLightNONE
5502023-06-12 14:24:04EDTYesrwaUSGS3.421.53 PoorDebrisLightNONE
5492023-04-25 14:00:01EDTYesrwaUSGS39.62.41 FairClearNONE
5482023-03-17 13:26:09EDTYesrwaUSGS34.62.38 FairDebrisLightNONE
5472023-01-26 12:01:11ESTYesJPUSGS1703.66 0.30FairClearNONE
5462022-12-14 11:21:54ESTYesrwaUSGS17.92.13 FairDebrisLightNONE
5452022-12-13 13:34:25ESTYesctmUSGS20.02.180.000.50FairClearNONE
5442022-10-13 14:30:04EDTYesrwaUSGS1.941.55 PoorDebrisModerateNONE
5432022-08-23 13:59:09EDTNo
5422022-07-07 11:43:02EDTYesrwaUSGS2.771.51 PoorDebrisLightNONE
5412022-05-16 12:31:03EDTYesrwaUSGS13.91.93 GoodClearNONE
5402022-04-15 12:48:07EDTYesrwaUSGS36.32.39-0.010.50FairClearNONE
5392022-02-10 11:49:13ESTYesrwaUSGS23.62.13 FairClearNONE
5382021-12-20 10:00:09ESTYesJP/JTSUSGS8.661.750.000.78FairClearNONE
5372021-11-05 13:08:05EDTYesrwaUSGS25.42.18 FairDebrisLightNONE
5362021-09-22 14:14:01EDTYesrwaUSGS7.501.700.000.50FairClearNONE
5352021-07-26 11:32:03EDTYesrwaUSGS14.41.91 FairClearNONE
5342021-06-07 14:59:05EDTYesrwaUSGS11.31.82 FairClearNONE
5332021-04-20 13:34:09EDTYesrwaUSGS25.62.19 FairClearNONE
5322021-03-04 12:19:22ESTYesrwaUSGS47.12.55 FairClearNONE
5312021-01-13 11:31:38ESTYesrwaUSGS14.71.94 FairDebrisLightNONE
5302020-11-30 12:19:41ESTYesrwaUSGS37.42.550.180.50FairDebrisLightNONE
5292020-10-06 14:02:07EDTYesrwaUSGS1.381.460.010.40PoorDebrisModerateNONE
5282020-08-26 11:21EDTYesrwaUSGS0.961.40-0.010.50PoorDebrisModerateNONE
5272020-07-07 13:03:02EDTYesrwaUSGS1.951.44 PoorDebrisLightNONE
5262020-05-18 12:50:06EDTYesrwaUSGS15.71.920.000.50FairClearNONE
5252020-04-01 11:39:05EDTYesrwaUSGS27.32.24 FairClearNONE
5242020-02-06 12:54:59ESTYesrwaUSGS22.92.13 FairClearNONE
5232019-12-16 12:28:02ESTYesrwaUSGS62.52.81 FairDebrisLightNONE
5222019-11-15 12:41:21ESTYesrwaUSGS6.912.78 FairDebrisHeavyNONE
5212019-09-11 14:38EDTYesrwaUSGS1.831.480.010.50FairDebrisLightNONE
5202019-08-01 14:42:05EDTYesrwaUSGS2.601.52-0.010.40FairClearNONE
5192019-06-18 14:24:02EDTYesrwaUSGS28.82.310.050.40FairClearNONE
5182019-04-30 15:07:09EDTYesrwaUSGS39.42.55 FairClearNONE
5172019-02-11 13:22:06ESTYesrwaUSGS28.62.30 FairDebrisLightNONE
5162018-12-21 12:30:44ESTYesSDS/RWAUSGS4135.07-0.020.10FairClearMEAS
5152018-12-21 10:58:51ESTYesSDS/RWAUSGS5055.35-0.060.10FairClearMEAS
5142018-11-27 12:35:13ESTYesrwaUSGS1423.70 FairDebrisLightNONE
5132018-10-31 11:24EDTYescmwUSGS14.22.13 FairDebrisModerateNONE
5122018-10-09 12:33:03EDTYesrwaUSGS19.62.19 FairDebrisLightNONE
5112018-08-27 11:17:03EDTYesrwaUSGS9.031.75-0.010.50FairClearNONE
5102018-05-14 12:26:06EDTYesrwaUSGS20.22.14 FairClearNONE
5092018-02-01 14:53:29ESTYesrwaUSGS15.11.91 FairDebrisLightNONE
5082017-12-19 11:50:09ESTYesrwaUSGS6.421.96-0.020.50FairDebrisLightNONE
5072017-10-26 15:03EDTYesrwaUSGS1.181.56 FairDebrisHeavyNONE
5062017-09-07 12:23EDTYesrwaUSGS7.611.73 GoodClearNONE
5052017-07-12 13:10EDTYesrwaUSGS10.11.80 FairDebrisLightNONE
5042017-05-31 12:11EDTYesrwaUSGS20.12.10 GoodClearNONE
5032017-04-20 12:58EDTYesrwaUSGS20.02.10 FairClearNONE
5022017-02-27 13:12ESTYesrwa/jtmUSGS31.42.32 FairClearNONE
5012017-01-13 13:47:30ESTYesrwaUSGS21.42.08-0.010.50FairClearNONE
5002016-11-18 12:54ESTYesrwaUSGS3.121.59 PoorDebrisLightNONE
4992016-09-27 13:05EDTNo
4982016-08-11 14:12EDTYesrwaUSGS1.941.45 0.50FairDebrisLightNONE
4972016-06-22 12:22EDTYesrwaUSGS2.011.460.010.30PoorDebrisLightNONE
4962016-05-10 10:51EDTYesrwaUSGS18.92.07 FairClearNONE
4952016-03-16 13:37EDTYesrwaUSGS12.31.87 FairDebrisHeavyNONE
4942016-02-02 13:45ESTYesrwaUSGS16.02.07 FairDebrisModerateNONE
4932015-12-08 12:46ESTYesrwaUSGS10.71.88 PoorDebrisLightNONE
4922015-10-26 13:27EDTNo
4912015-09-02 13:57EDTYesrwaUSGS1.161.37 PoorDebrisModerateNONE
4902015-07-17 12:20EDTYesrwaUSGS3.661.54 FairDebrisHeavyNONE
4892015-05-29 12:35EDTYesrwaUSGS5.641.63 PoorDebrisHeavyNONE
4882015-04-07 13:15EDTYesrwaUSGS22.02.17 FairDebrisHeavyNONE
4872014-12-29 10:19ESTYesrwaUSGS17.72.100.000.30FairDebrisHeavyNONE
4862014-11-25 14:03:30ESTNo
4852014-09-29 10:43:04EDTNo
4842014-08-19 12:26EDTYesjjtUSGS2.251.48-0.010.40PoorDebrisModerateNONE
4832014-06-16 12:55EDTYesrwa/bemUSGS13.71.94 PoorDebrisHeavyNONE
4822014-05-08 14:48EDTYesrwaUSGS41.32.54 FairDebrisHeavyNONE
4812014-03-17 14:33EDTYesjjtUSGS33.52.36 FairDebrisHeavyNONE
4802014-01-23 14:35ESTYesrwaUSGS16.21.97 PoorIceShoreNONE
4792013-12-11 14:56ESTYesrwaUSGS6.401.68 FairDebrisHeavyNONE
4782013-10-23 12:48EDTNo
4772013-09-16 12:47EDTYesrwaUSGS2.201.48 PoorDebrisHeavyNONE
4762013-07-11 10:48EDTYesrwaUSGS6.531.68 FairDebrisHeavyNONE
4752013-05-21 12:18EDTYesrwaUSGS15.51.97 FairDebrisHeavyNONE
4742013-04-04 12:04EDTYesrwaUSGS16.11.97 FairDebrisHeavyNONE
4732013-02-11 15:48:30ESTYesrwaUSGS24.12.17 FairDebrisHeavyNONE
4722013-01-10 13:23:30ESTYesrwaUSGS16.02.000.010.40FairDebrisHeavyNONE
4712012-11-27 11:43ESTYesarvUSGS8.101.760.00 PoorDebrisModerateNONE
4702012-09-17 11:48EDTYesrwaUSGS2.281.480.000.40FairDebrisHeavyNONE
4692012-08-07 11:57EDTYesrwaUSGS7.211.72-0.010.40FairDebrisHeavyNONE
4682012-06-14 12:43EDTYesrwaUSGS10.41.850.00 FairDebrisHeavyNONE
4672012-04-27 14:06EDTYesrwaUSGS8.931.760.000.40FairDebrisHeavyNONE
4662012-03-07 13:27:30ESTYesrwaUSGS14.92.030.000.50FairDebrisHeavyNONE
4652012-01-10 11:25:30ESTYesrwaUSGS18.62.100.000.40FairDebrisHeavyNONE
4642011-11-29 14:27:30ESTYesrwaUSGS32.62.510.000.50FairDebrisHeavyNONE
4632011-10-21 12:32EDTYesrwaUSGS40.72.590.000.60FairDebrisHeavyNONE
4622011-08-30 15:34EDTYesrwaUSGS1073.43-0.030.80FairDebrisHeavyNONE
4612011-08-28 15:35EDTYesjjtUSGS21107.92-0.300.30FairUnspecifedNONE
460A2011-08-28 11:45EDTYesJCS/MNUSGS370010.66 UnspecifiedUnspecifedNONE
4592011-07-27 14:22EDTYesjjt/wmhUSGS5.151.220.000.50Poor NONE
4582011-07-27 13:41EDTYesjjt/wmhUSGS5.201.230.000.60PoorClearNONE
4572011-05-23 11:49EDTYesrwaUSGS47.22.210.010.40FairClearNONE
4562011-03-31 14:39EDTYespwbUSGS26.11.81-0.190.60FairVegetationHeavyNONE
4552011-03-11 12:06:30ESTYesMN/RWEUSGS8185.84-0.040.20FairClearNONE
4542011-02-11 15:05ESTYesjjtUSGS14.51.590.000.40GoodIceShoreNONE
4532010-12-14 11:28:30ESTYesjjtUSGS51.42.300.000.50FairClearNONE
4522010-11-03 11:13EDTYesjjt/kmbUSGS2.541.190.020.40FairClearNONE
4512010-10-01 14:25EDTYesjjt/smhUSGS1242.95-0.040.40FairClearNONE
4502010-09-08 12:53EDTYesjjtUSGS1.100.930.000.40FairDebrisLightNONE
4492010-08-11 15:10EDTYesjjtUSGS0.630.860.010.20PoorClearNONE
4482010-06-08 19:09EDTYesjjtUSGS3.661.090.000.30PoorClearNONE
4472010-05-07 13:43EDTYesrwaUSGS15.41.570.000.40FairClearNONE
4462010-03-02 11:56:30ESTYesjjtUSGS35.81.960.000.50GoodClearNONE
4452010-01-14 12:44ESTYesCSUSGS13.61.480.000.70FairClearNONE
4442009-12-08 12:18:30ESTYesrwaUSGS24.91.800.000.50FairClearNONE
4432009-10-06 13:38EDTYesjjtUSGS3.301.200.010.50FairDebrisModerateNONE
4422009-08-24 11:26EDTYesrwaUSGS9.971.380.000.50FairClearNONE
4412009-07-06 14:34EDTYesrwaUSGS13.31.470.000.40FairClearNONE
4402009-07-06 13:54EDTYesrwaUSGS13.11.480.000.40PoorClearNONE
4392009-05-08 10:55EDTYesmn/jjtUSGS66.62.39-0.010.80GoodClearNONE
4382009-05-07 14:11EDTYesrwa/jjtUSGS1443.25-0.060.50FairClearNONE
4372009-05-07 11:51EDTYesjjt/rwaUSGS1643.48-0.040.40FairClearNONE
4362009-05-07 10:47EDTYesjjt/rwaUSGS1893.62-0.070.40FairClearNONE
4352009-03-24 11:13EDTYesMJNUSGS10.51.440.000.40FairClearNONE
4342009-03-24 10:16EDTYesMJNUSGS11.01.440.000.70PoorClearNONE
4332009-02-04 10:35ESTYesMJNUSGS31.21.930.170.80FairClearNONE
4322008-12-17 10:32ESTYesjjtUSGS39.72.090.000.50FairClearNONE
4312008-11-03 12:11ESTYesemlUSGS9.401.540.010.50GoodClearNONE
4302008-09-16 11:37EDTYesjjtUSGS3.301.110.000.40FairClearNONE
4292008-08-06 11:18EDTYesmjn/jjtUSGS65.52.300.010.30FairClearNONE
4282008-08-06 10:52EDTYesmjn/jjtUSGS58.92.210.100.30FairClearNONE
4272008-06-18 14:06EDTYesBSPUSGS6.681.300.000.30FairClearNONE
4262008-06-18 13:16EDTYesBSPUSGS6.731.30-0.010.70FairClearNONE
4252008-04-30 15:03EDTYesjjtUSGS17.41.710.000.50FairClearNONE
4242008-02-29 11:39ESTYesrwaUSGS33.31.96-0.010.50FairIceShoreNONE
4232008-01-15 10:46ESTYesRWAUSGS32.41.94-0.010.50FairClearNONE
4222007-12-10 11:38ESTYesjjtUSGS24.81.85-0.010.60GoodDebrisLightNONE
4212007-10-16 10:47EDTYesrwaUSGS1.771.150.000.50FairDebrisLightNONE
4202007-08-23 10:47EDTYesjjtUSGS6.941.430.000.50FairClearNONE
4192007-07-11 11:27EDTYesjjtUSGS1.391.170.000.40FairClearNONE
4182007-05-24 10:25EDTYesemlUSGS8.551.510.000.60GoodClearNONE
4172007-04-10 16:22EDTYesjjtUSGS19.81.800.000.40FairClearNONE
4162007-03-02 14:35ESTYesjjtUSGS2914.46-0.250.90FairClearNONE
4152007-01-29 13:24ESTYesjjtUSGS12.41.660.000.40FairClearNONE
4142007-01-04 12:19ESTYesjjtUSGS29.72.040.000.40FairClearNONE
4132006-10-31 10:09ESTYesjjtUSGS51.22.390.000.50FairClearNONE
4122006-09-13 16:16EDTYesjjtUSGS7.071.52-0.010.50GoodClearNONE
4112006-07-31 12:33EDTYesjjtUSGS3.501.26-0.020.60FairClearNONE
4102006-06-07 10:40EDTYesafw/csUSGS36.02.170.090.40FairClearNONE
4092006-05-12 11:17EDTYesafw/tmmUSGS2003.77-0.200.50FairClearNONE
4082006-04-18 11:03EDTYesjjtUSGS11.41.550.000.60FairDebrisLightNONE
4072006-02-28 13:45ESTYesjjtUSGS12.71.650.000.60FairClearNONE
4062006-01-19 15:28ESTYesjjtUSGS1413.24-0.030.60GoodClearNONE
4052005-12-14 12:30ESTYesjjtUSGS14.91.710.000.70GoodDebrisLightNONE
4042005-10-13 10:17EDTYesAFW/EMLUSGS4304.89-0.030.90FairClearNONE
4032005-09-13 12:37EDTYesTHS/DRUSGS0.210.850.000.40PoorDebrisLightNONE
4022005-07-27 15:16EDTYesTJRUSGS1.221.020.000.50GoodDebrisLightNONE
4012005-03-29 10:58ESTYesjjt/arpUSGS2333.69-0.020.50FairClearNONE
4002004-08-26 17:42EDTYesTJRUSGS20.81.73-0.010.50GoodClearNONE
3992003-08-28 17:50EDTYesTJRUSGS5.731.270.000.50GoodDebrisLightNONE
3982002-12-17 11:28ESTYesJCSUSGS44.92.220.000.70FairDebrisModerateNONE
3972002-11-18 11:44ESTYesarp/tjrUSGS1313.07-0.020.70FairClearNONE
3962002-09-06 16:58EDTYesTJRUSGS0.940.990.000.60Fair NONE
3952002-06-20 17:11EDTYesTJRUSGS14.51.540.000.50GoodClearNONE
3942000-10-26 16:24EDTYesarp/tjrUSGS2.111.180.001.00FairDebrisLightNONE
3932000-07-11 15:08EDTYesABSUSGS3.821.160.000.60FairClearNONE
3922000-04-03 12:45EDTYesrloUSGS25.51.800.000.60FairDebrisLightNONE
3912000-03-13 16:20ESTYesrlo/rweUSGS37.72.090.000.60FairClearNONE
2341978-05-15 -- ----YesPKSUSGS4334.76-0.071.00GoodClearNONE
2311977-11-09 -- ----YesGJC/RLUSGS5225.09-0.040.50UnspecifiedClearNONE
2301977-11-08 -- ----Yesbd/fdUSGS18309.91 Unspecified NONE
1901973-12-21 -- ----YesFEOUSGS8406.41-0.260.80Fair NONE
1491970-04-03 -- ----YesPKSUSGS2854.46-0.051.00Good NONE
1481970-04-02 -- ----YesFEWUSGS6515.780.411.00Good NONE
1471970-04-02 -- ----YesBFSUSGS3954.910.170.50Good NONE
1251968-05-28 23:00ESTYesPLU/MERUSGS8316.15-0.21 FairUnspecifedNONE
1241968-05-28 23:00ESTYesPLU/MERUSGS16507.78 UnspecifiedUnspecifedNONE
191960-09-12 -- ----YesWAS/FEWUSGS3004.790.071.50Good NONE