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Streamflow Measurements for the Nation


USGS 01374960 HALLOCKS MILL BROOK AT YORKTOWN HEIGHTS NY
Westchester County, New York
Hydrologic Unit Code 02030101
Latitude  41°17'04", Longitude  73°46'28" NAD27
Drainage area 10.4  square miles
Gage datum 379 feet above NAVD88
Output formats
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HTML table without channel data
Tab-separated data with channel data
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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)
682012-07-31 12:21ESTYesDDEUSGS11.0 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV11.012.07.991.38UNSPUNSPUNSPunknUNSPUNSPUNSP
672012-05-01 10:27ESTYesDDEUSGS15.8 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV15.817.016.10.99UNSPUNSPUNSPunknUNSPUNSPUNSP
662012-02-21 12:23:20ESTYesDDEUSGS5.57 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV5.5716.09.650.58UNSPUNSPUNSPunknUNSPUNSPUNSP
652011-12-06 11:40:05ESTYesDDEUSGS18.2 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV18.220.022.80.80UNSPUNSPUNSPunknUNSPUNSPUNSP
642011-10-13 10:13:21ESTYesDDEUSGS14.0 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV14.018.015.90.88UNSPUNSPUNSPunknUNSPUNSPUNSP
632011-08-02 09:37:33ESTYesDDEUSGS1.22 Poor NONE1Imported Channel 1WADEQSCMMVADV1.227.603.030.40UNSPUNSPUNSPunknUNSPUNSPUNSP
622011-06-09 07:44ESTYesDDEUSGS4.17 Fair NONE1Imported Channel 1WADEQSCMMVADV4.1719.511.10.38UNSPUNSPUNSPunknUNSPUNSPUNSP
612011-05-10 -- ----YesDDEUSGS7.80 Fair NONE1Imported Channel 1WADEQSCMMVADV7.8020.013.10.59UNSPUNSPUNSPunknUNSPUNSPUNSP
602011-04-13 -- ----YesDDEUSGS45.4 Good NONE1Imported Channel 1WADEQSCMMVADV45.422.031.91.43UNSPUNSPUNSPunknUNSPUNSPUNSP
592011-01-19 09:44:59ESTYesJDBUSGS15.4 Good NONE1Imported Channel 1WADEQSCMMVADV15.419.417.10.88FIRMBLDREVENunknUNSPUNSPUNSP
582010-12-14 14:48:10ESTYesJDBUSGS39.1 Fair NONE1Imported Channel 1WADEQSCMMVADV39.119.517.72.21FIRMBLDREVENunknUNSPUNSPUNSP
572010-09-14 11:32:20ESTYesJDBUSGS0.90 Fair NONE1Imported Channel 1WADEQSCMMVADV0.906.503.700.24FIRMBLDREVENunknUNSPUNSPUNSP
562010-06-29 14:13:25ESTYesDDEUSGS3.44 Good NONE1Imported Channel 1WADEQSCMMVADV3.4416.08.390.41FIRMBLDREVENunknUNSPUNSPUNSP
552010-05-19 -- ----YesDDEUSGS13.3 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV13.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
542010-04-26 -- ----YesJDBUSGS28.5 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV28.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
532009-10-06 -- ----YesDDEUSGS1.59 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV1.59 UNSPUNSPUNSPunknUNSPUNSPUNSP
522009-08-18 -- ----YesDDEUSGS3.70 UnspecifiedUnspecifedNONE1Imported Channel 1UNSPother 3.70 UNSPUNSPUNSPunknUNSPUNSPUNSP
512009-06-30 -- ----YesDDEUSGS24.7 UnspecifiedUnspecifedNONE1Imported Channel 1UNSPother 24.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
502009-04-28 -- ----YesDDEUSGS13.7 UnspecifiedUnspecifedNONE1Imported Channel 1UNSPother 13.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
492009-02-10 -- ----YesDDEUSGS15.9 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV15.9 UNSPUNSPUNSPunknUNSPUNSPUNSP
482009-01-14 -- ----YesDDEUSGS18.5 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV18.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
472008-12-09 14:10ESTYesDDEUSGS7.74 FairUnspecifedNONE1Imported Channel 1WADEQSCMMVADV7.7414.013.50.57UNSPUNSPUNSPunknEVENUNSPUNSP
462008-10-22 -- ----YesDDEUSGS1.56 Fair NONE1Imported Channel 1WADEQSCMMVADV1.567.504.200.37UNSPUNSPUNSPunknUNSPUNSPUNSP
452008-09-17 -- ----YesddeUSGS9.87 Unspecified NONE1Imported Channel 1WADEQSCMMVADV9.8714.511.40.87UNSPUNSPUNSPunknUNSPUNSPUNSP
442008-07-14 -- ----YesDDEUSGS4.89 Unspecified NONE1Imported Channel 1WADEQSCMMVADV4.8912.59.420.52UNSPUNSPUNSPunknUNSPUNSPUNSP
432008-05-07 -- ----YesCPTUSGS8.65 Unspecified NONE1Imported Channel 1WADEQSCMMVADV8.6512.512.80.68UNSPUNSPUNSPunknUNSPUNSPUNSP
422008-03-17 -- ----YesDDEUSGS27.2 Unspecified NONE1Imported Channel 1WADEQSCMMVADV27.220.214.81.84UNSPUNSPUNSPunknUNSPUNSPUNSP
412008-01-24 -- ----YesDDEUSGS10.5 Unspecified NONE1Imported Channel 1WADEQSCMMVADV10.516.514.50.72UNSPUNSPUNSPunknUNSPUNSPUNSP
402007-12-12 13:51ESTYesDDEUSGS11.4 Fair NONE1Imported Channel 1WADEQSCMMVADV11.413.012.00.95UNSPUNSPUNSPunknUNSPUNSPUNSP
392007-09-18 12:37ESTYesDDEUSGS0.50 FairClearNONE1Imported Channel 1WADEQSCMMVADV0.504.202.330.21UNSPUNSPUNSPunknUNSPUNSPUNSP
382007-08-28 12:10ESTYesDDEUSGS1.74 Fair NONE1Imported Channel 1WADEQSCMMVADV1.746.003.790.46UNSPUNSPUNSPunknUNSPUNSPUNSP
372007-06-19 11:47ESTYesDDEUSGS2.19 Fair NONE1Imported Channel 1WADEQSCMMVADV2.195.504.020.54UNSPUNSPUNSPunknUNSPUNSPUNSP
362007-05-01 11:07ESTYesDDEUSGS25.8 Fair NONE1Imported Channel 1WADEQSCMMVADV25.819.516.81.54UNSPUNSPUNSPunknUNSPUNSPUNSP
352007-03-13 12:39ESTYesDDEUSGS26.2 Fair NONE1Imported Channel 1WADEQSCMMVADV26.213.513.81.90UNSPUNSPUNSPunknUNSPUNSPUNSP
342007-02-05 13:27ESTYesDDE/SWBUSGS8.77 Fair NONE1Imported Channel 1WADEQSCMMVADV8.7713.011.20.78UNSPUNSPUNSPunknUNSPUNSPUNSP
332006-11-28 12:26ESTYesDDEUSGS29.6 Fair NONE1Imported Channel 1WADEQSCMMVADV29.612.012.42.53UNSPUNSPUNSPunknUNSPUNSPUNSP
322006-10-03 13:01ESTYesDDEUSGS4.50 Fair NONE1Imported Channel 1WADEQSCMMVADV4.5011.57.590.60UNSPUNSPUNSPunknUNSPUNSPUNSP
312006-08-09 12:04ESTYesJDBUSGS1.73 Fair NONE1Imported Channel 1WADEQSCMMVADV1.739.705.950.27UNSPUNSPUNSPunknUNSPUNSPUNSP
302006-07-10 14:34ESTYesDDEUSGS6.30 Fair NONE1Imported Channel 1WADEQSCMMVADV6.3010.38.360.77UNSPUNSPUNSPunknUNSPUNSPUNSP
292006-05-08 13:54ESTYesDDEUSGS7.84 Fair NONE1Imported Channel 1WADEQSCMMVADV7.8411.59.690.83UNSPUNSPUNSPunknUNSPUNSPUNSP
282006-03-29 13:34ESTYesDDEUSGS6.72 Fair NONE1Imported Channel 1WADEQSCMMVADV6.7210.07.170.93UNSPUNSPUNSPunknUNSPUNSPUNSP
272005-11-07 14:42ESTYesDDEUSGS14.6 Fair NONE1Imported Channel 1WADEQSCMMVADV14.612.010.21.54UNSPUNSPUNSPunknUNSPUNSPUNSP
262005-09-28 13:28ESTYesDDE/JDBUSGS0.30 Fair NONE1Imported Channel 1WADEQSCMMVADV0.3010.59.310.03UNSPUNSPUNSPunknUNSPUNSPUNSP
252005-08-22 13:55ESTYesDDE/JDBUSGS2.31 Fair NONE1Imported Channel 1WADEQSCMMVADV2.3110.54.570.58UNSPUNSPUNSPunknUNSPUNSPUNSP
242005-07-12 15:01ESTYesDDE/JDBUSGS5.90 Fair NONE1Imported Channel 1WADEQSCMMVADV5.9011.36.600.80UNSPUNSPUNSPunknUNSPUNSPUNSP
232005-06-13 14:56ESTYesDDE/JDBUSGS2.40 Fair NONE1Imported Channel 1WADEQSCMMVADV2.4010.04.802.40UNSPUNSPUNSPunknUNSPUNSPUNSP
222005-05-02 13:53ESTYesDDE/JDBUSGS20.3 Fair NONE1Imported Channel 1WADEunspeunkno20.314.010.21.90UNSPUNSPUNSPunknUNSPUNSPUNSP
212005-03-21 13:28ESTYesDDE/JDBUSGS22.6 Fair NONE1Imported Channel 1WADEunspeunkno22.613.011.21.94UNSPUNSPUNSPunknUNSPUNSPUNSP
202005-01-18 13:38ESTYesDDE/JDBUSGS52.0 Fair NONE1Imported Channel 1WADEunspeunkno52.014.514.83.23UNSPUNSPUNSPunknUNSPUNSPUNSP
192004-12-13 13:47ESTYesDDE/JDBUSGS26.6 Fair NONE1Imported Channel 1WADEunspeunkno26.614.011.72.10UNSPUNSPUNSPunknUNSPUNSPUNSP
182004-09-20 13:23ESTYesDDE/JDBUSGS86.4 Fair NONE1Imported Channel 1WADEunspeunkno86.428.032.22.85UNSPUNSPUNSPunknUNSPUNSPUNSP
172004-07-19 12:58ESTYesDDE/JDBUSGS1.11 Fair NONE1Imported Channel 1WADEunspeunkno1.118.003.490.33UNSPUNSPUNSPunknUNSPUNSPUNSP
162004-06-22 13:27ESTYesDDE/JDBUSGS5.43 Fair NONE1Imported Channel 1WADEunspeunkno5.4311.05.331.04UNSPUNSPUNSPunknUNSPUNSPUNSP
152004-05-10 14:05ESTYesDDE/JDBUSGS14.2 Fair NONE1Imported Channel 1WADEunspeunkno14.214.09.381.57UNSPUNSPUNSPunknUNSPUNSPUNSP
142004-03-23 14:24ESTYesDDEUSGS20.5 Poor NONE1Imported Channel 1WADEunspeunkno20.511.09.262.51UNSPUNSPUNSPunknUNSPUNSPUNSP
132004-01-12 15:38ESTYesDDE/JDBUSGS14.2 FairClearNONE1Imported Channel 1WADEunspeunkno14.211.09.021.52UNSPUNSPUNSPunknUNSPUNSPUNSP
122003-11-10 13:53ESTYesDDEUSGS20.0 Fair NONE1Imported Channel 1WADEunspeunkno20.011.39.522.18UNSPUNSPUNSPunknUNSPUNSPUNSP
112003-10-20 13:17ESTYesDDEUSGS7.50 Fair NONE1Imported Channel 1WADEunspeunkno7.5013.07.131.13UNSPUNSPUNSPunknUNSPUNSPUNSP
102003-08-11 11:34ESTYesDDEUSGS13.3 Fair NONE1Imported Channel 1WADEunspeunkno13.311.07.301.80UNSPUNSPUNSPunknUNSPUNSPUNSP
92003-07-14 17:23ESTYesDDEUSGS3.30 Fair NONE1Imported Channel 1WADEunspeunkno3.308.303.301.00UNSPUNSPUNSPunknUNSPUNSPUNSP
82003-05-20 13:52ESTYesDDEUSGS5.60 Fair NONE1Imported Channel 1WADEunspeunkno5.6011.612.20.44UNSPUNSPUNSPunknUNSPUNSPUNSP
72002-09-04 10:07ESTYesdde/pjpUSGS13.9 Fair NONE1Imported Channel 1WADEunspeunkno13.912.47.801.78UNSPUNSPUNSPunknUNSPUNSPUNSP
61994-06-09 -- ----YesEAFUSGS3.09 GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno3.0914.34.300.72UNSPUNSPUNSPunknUNSPUNSPUNSP
51994-03-29 -- ----YesEAF/CJSUSGS125 GoodClearNONE1Imported Channel 1WADEunspeunkno12528.459.42.10UNSPUNSPUNSPunknUNSPUNSPUNSP
41993-08-12 -- ----YesWFCUSGS0.07 GoodClearNONE1Imported Channel 1WADEunspeunkno0.071.250.160.00UNSPUNSPUNSPunknUNSPUNSPUNSP
31976-07-21 -- ----YesLAWUSGS3.092.78 GoodClearNONE1Imported Channel 1WADEunspeunkno3.0913.83.720.83UNSPUNSPUNSPunknUNSPUNSPUNSP
21976-07-19 -- ----YesLAWUSGS3.812.81 GoodClearNONE1Imported Channel 1WADEunspeunkno3.8113.43.830.99UNSPUNSPUNSPunknUNSPUNSPUNSP
11976-07-06 -- ----YesLAWUSGS8.162.96 GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno8.1614.26.221.31UNSPUNSPUNSPunknUNSPUNSPUNSP