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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 01310470 EAST MEADOW BROOK NEAR UNIONDALE, NY (MD-31)
Nassau County, New York
Hydrologic Unit Code 02030202
Latitude  40°44'01", Longitude  73°35'06" NAD27
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)
5021992-04-23 14:33ESTYesKMUSGS0.54 Fair NONE1Imported Channel 1WADEunspeunkno0.546.500.970.56UNSPUNSPUNSPunknUNSPUNSPUNSP
201991-08-19 -- ----YesFSUSGS2373.85 FairClearNONE1Imported Channel 1OTHRQIDIR 237 UNSPUNSPUNSPunknUNSPUNSPUNSP
191991-08-19 -- ----YesFSUSGS2423.93 FairClearNONE1Imported Channel 1OTHRQIDIR 242 UNSPUNSPUNSPunknUNSPUNSPUNSP
181991-08-19 -- ----YesFSUSGS2504.00 FairClearNONE1Imported Channel 1OTHRQIDIR 250 UNSPUNSPUNSPunknUNSPUNSPUNSP
171991-08-19 -- ----YesFSUSGS2504.06 FairClearNONE1Imported Channel 1OTHRQIDIR 250 UNSPUNSPUNSPunknUNSPUNSPUNSP
111991-05-24 -- ----YesFSUSGS0.740.10 PoorClearNONE1Imported Channel 1WADEunspeunkno0.74 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
5011991-04-02 -- ----YesKMUSGS0.41 Unspecified NONE1Imported Channel 1WADEunspeunkno0.41 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
5001990-11-19 -- ----YesKMUSGS0.28 Unspecified NONE1Imported Channel 1WADEunspeunkno0.28 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
161990-10-23 -- ----YesFSUSGS3194.65 FairClearNONE1Imported Channel 1OTHRQIDIR 319 UNSPUNSPUNSPunknUNSPUNSPUNSP
151990-10-23 -- ----YesFSUSGS3295.30 FairClearNONE1Imported Channel 1OTHRQIDIR 329 UNSPUNSPUNSPunknUNSPUNSPUNSP
141990-10-23 -- ----YesFSUSGS3985.30 FairClearNONE1Imported Channel 1OTHRQIDIR 398 UNSPUNSPUNSPunknUNSPUNSPUNSP
131990-10-23 -- ----YesFSUSGS2965.25 FairClearNONE1Imported Channel 1OTHRQIDIR 296 UNSPUNSPUNSPunknUNSPUNSPUNSP
121990-10-23 -- ----YesFSUSGS3665.25 FairClearNONE1Imported Channel 1OTHRQIDIR 366 UNSPUNSPUNSPunknUNSPUNSPUNSP
101990-04-13 -- ----YesFSUSGS0.660.22 GoodClearNONE1Imported Channel 1WADEunspeunkno0.66 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
91990-01-23 -- ----YesFSUSGS0.300.20 GoodClearNONE1Imported Channel 1WADEunspeunkno0.30 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
81989-08-11 -- ----YesFSUSGS80.72.00 FairClearNONE1Imported Channel 1WADEunspeunkno80.7 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
71989-08-11 -- ----YesFSUSGS1232.70 PoorClearNONE1Imported Channel 1WADEunspeunkno123 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
61989-06-07 -- ----YesFSUSGS2.980.39 FairClearNONE1Imported Channel 1WADEunspeunkno2.98 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
51989-05-10 -- ----YesFSUSGS26.30.91 FairClearNONE1Imported Channel 1WADEunspeunkno26.3 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
41989-05-10 -- ----YesFSUSGS48.61.36 FairClearNONE1Imported Channel 1WADEunspeunkno48.6 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
31989-05-02 -- ----YesHKUSGS12.30.71 FairClearNONE1Imported Channel 1WADEunspeunkno12.3 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
21989-04-06 -- ----YesFSUSGS1.510.30 GoodClearNONE1Imported Channel 1WADEunspeunkno1.51 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
11987-07-06 -- ----YesnkUSGS2.060.40 GoodClearNONE1Imported Channel 1WADEunspeunkno2.06 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP