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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 01304739 MILL CREEK AT WATER MILL NY
Suffolk County, New York
Hydrologic Unit Code 02030202
Latitude  40°54'34", Longitude  72°21'25" 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 
182008-06-26 -- ----YesRBWUSGS1.50 UnspecifiedUnspecifedNONE
172008-01-04 -- ----YesRBWUSGS1.32 PoorDebrisLightNONE
162007-05-30 13:11ESTYesADLUSGS1.95 Fair NONE
152006-12-19 09:56ESTYesADLUSGS3.11 Fair NONE
142006-08-02 10:26ESTYesADLUSGS2.32 Fair NONE
132005-12-02 12:22ESTYesADLUSGS4.18 Fair NONE
122005-06-13 14:15ESTYesADLUSGS1.54 Fair NONE
112004-10-27 15:07ESTYesADLUSGS2.10 Good NONE
102004-04-20 14:40ESTYesCSUSGS5.64 Good NONE
92003-12-01 13:12ESTYescsUSGS2.99 GoodClearNONE
82003-04-29 09:38ESTYesCESUSGS5.29 Good NONE
72002-10-24 15:30ESTYesCESUSGS1.48 Good NONE
62002-06-10 11:30ESTYesSRUSGS2.00 Good NONE
52001-10-23 -- ----YesRBWUSGS0.78 Poor NONE
42001-04-10 -- ----YesAAAUSGS3.86 Unspecified NONE
31975-04-21 -- ----YesAAAUSGS4.80 Unspecified NONE
21974-10-24 -- ----YesAAAUSGS1.27 Unspecified NONE
11974-04-18 -- ----YesAAAUSGS3.95 Unspecified NONE