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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 01305040 CARMANS RIVER AT SOUTHHAVEN NY
Suffolk County, New York
Hydrologic Unit Code 02030202
Latitude  40°48'09", Longitude  72°53'09" NAD27
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)
752023-06-28 11:39ESTYesajcUSGS41.4 0.000.50Fair NONE1Carmans SouthavenWADEQSCMMVADV41.451.092.20.45FIRMSANDEVENSTDYUNSPUNKNUNSP
742022-11-30 09:50:30ESTYesDLFUSGS41.0 Fair NONE1Carmens River at SouthhavenWADEQSCMMVADV41.043.586.80.47FIRMSANDEVENSTDYEVENSTNDUNSP
732022-07-14 07:49:34ESTYesAGWUSGS37.3 Fair NONE1Main ChannelWADEQSCMMVADV37.355.594.60.39FIRMSANDUNEVSTDYUNEVUNFMUNSP
722021-12-08 09:16:58ESTYesajc/maz/agwUSGS49.3 Fair NONE1main channelCWAYQADCPVADCP49.337.147.71.03SOFTSANDEVENSTDYEVENSTNDUNSP
712021-07-07 15:27:38ESTYesAGWUSGS51.4 Fair NONE1Main ChannelWADEQSCMMVADV51.449.072.80.71FIRMSANDEVENSTDYEVENNSTDUNSP
702020-09-15 09:14ESTYesajcUSGS41.2 0.000.50Fair NONE1Carmans SouthavenWADEQSCMMVADV41.255.01200.34SOFTSANDEVENSTDYEVENSTNDDNST5.00
692020-06-10 08:09ESTYesajcUSGS45.6 Fair NONE1Carmans SOuthhavenWADEQSCMMVADV45.649.077.70.59SOFTsiltEVENSTDYUNSPSTNDDNST100.00
682019-09-20 07:58:30ESTYesajc/aesUSGS53.0 Fair NONE1Carmans/Montauk HWYWADEQSCMMVADV53.040.086.80.61SOFTSANDEVENSTDYEVENSTNDDNST50.00
672018-11-29 08:55:30ESTYesAES/BNBUSGS62.5 Good NONE11WADEQSCMMVADV62.547.082.80.75FIRMSANDEVENSTDYEVENSTNDUNSP
662018-05-08 11:23:30ESTYesAESUSGS53.1 Fair NONE11WADEQSCMMVADV53.138.055.80.95FIRMSANDEVENPULSEVENUNKNUNSP
652017-11-29 12:21ESTYesAESUSGS40.3 Fair NONE11WADEQSCMMVADV40.340.075.20.54FIRMSANDEVENSTDYEVENSTNDUNSP
642016-05-12 09:01:34ESTYesCJSUSGS44.1 Unknown NONE1MainunknQSCMMunkno44.142.464.10.69unknunknunknunknunknUNKNunkn
632015-06-17 15:46:45ESTYesCJSUSGS45.8 Unknown NONE1MainunknQSCMMunkno45.844.068.70.67unknunknunknunknunknUNKNunkn
622014-04-23 11:07:30ESTYesCJSUSGS55.8 0.80Poor NONE1Imported Channel 1WADEQSCMMVADV55.845.367.30.83UNSPsiltEVENunknEVENUNSPDNST100.00
612013-12-30 13:15ESTYesCJSUSGS30.6 0.50PoorUnspecifedNONE1Imported Channel 1WADEQSCMMVADV30.633.740.80.75FIRMSANDEVENunknEVENUNSPDNST100.00
602013-05-07 13:31ESTYesCJSUSGS54.3 0.60GoodUnspecifedNONE1Imported Channel 1WADEQSCMMVADV54.342.666.20.82FIRMSANDEVENunknEVENSTNDUNSP
592012-04-30 11:55ESTYesAES/ADLUSGS46.9 Fair NONE1Imported Channel 1UNSPQSCMMunkno46.941.049.40.95UNSPUNSPUNSPunknUNSPUNSPUNSP
581998-12-29 -- ----YesRBWUSGS55.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno55.034.563.9 UNSPUNSPUNSPunknUNSPUNSPUNSP
571998-09-24 -- ----YesRBWUSGS60.5 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno60.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
561997-03-24 -- ----YesKBUSGS105 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno105 UNSPUNSPUNSPunknUNSPUNSPUNSP
551996-06-07 -- ----YesKBUSGS47.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno47.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
541995-03-21 -- ----YesKBUSGS43.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno43.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
531994-09-28 -- ----YesKBUSGS47.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno47.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
521993-06-16 -- ----YesKMUSGS52.1 Fair NONE1Imported Channel 1UNSPQSCMMunkno52.133.057.10.91UNSPUNSPUNSPunknUNSPUNSPUNSP
511992-09-21 -- ----YesKMUSGS47.4 Good NONE1Imported Channel 1UNSPQSCMMunkno47.435.065.40.73UNSPUNSPUNSPunknUNSPUNSPUNSP
501992-01-28 -- ----YesKMUSGS54.3 Poor NONE1Imported Channel 1UNSPQSCMMunkno54.330.653.81.01UNSPUNSPUNSPunknUNSPUNSPUNSP
491991-04-04 -- ----YesKBUSGS23.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno23.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
481991-01-08 -- ----YesKBUSGS64.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno64.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
471990-09-26 -- ----YesRBWUSGS87.5 Fair NONE1Imported Channel 1UNSPQSCMMunkno87.530.085.81.02UNSPUNSPUNSPunknUNSPUNSPUNSP
461990-04-26 07:05ESTYesMJSUSGS68.0 Good NONE1Imported Channel 1UNSPQSCMMunkno68.025.877.20.88UNSPUNSPUNSPunknUNSPUNSPUNSP
451989-06-28 11:30ESTYesBPUSGS97.2 Fair NONE1Imported Channel 1UNSPQSCMMunkno97.2 UNSPUNSPUNSPunknUNSPUNSPUNSP
441988-06-21 08:45ESTYesAALUSGS46.0 Good NONE1Imported Channel 1UNSPQSCMMunkno46.024.059.00.78UNSPUNSPUNSPunknUNSPUNSPUNSP
431987-09-10 08:45ESTYesAALUSGS51.9 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno51.927.052.01.00UNSPUNSPUNSPunknUNSPUNSPUNSP
421987-03-25 13:00ESTYesAAGUSGS46.9 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno46.926.060.40.78UNSPUNSPUNSPunknUNSPUNSPUNSP
411986-07-24 07:20ESTYesPMUSGS58.0 Good NONE1Imported Channel 1UNSPQSCMMunkno58.050.091.10.64UNSPUNSPUNSPunknUNSPUNSPUNSP
401986-04-16 07:45ESTYesPMUSGS99.1 Fair NONE1Imported Channel 1UNSPQSCMMunkno99.150.01020.97UNSPUNSPUNSPunknUNSPUNSPUNSP
391986-01-02 09:20ESTYesPMUSGS89.7 Fair NONE1Imported Channel 1UNSPQSCMMunkno89.753.01020.88UNSPUNSPUNSPunknUNSPUNSPUNSP
381985-10-17 17:00ESTYesPMUSGS86.9 Good NONE1Imported Channel 1UNSPQSCMMunkno86.950.094.90.92UNSPUNSPUNSPunknUNSPUNSPUNSP
371985-08-02 13:35ESTYesPMUSGS72.2 Good NONE1Imported Channel 1UNSPQSCMMunkno72.250.088.50.82UNSPUNSPUNSPunknUNSPUNSPUNSP
361985-03-18 13:15ESTYesPMUSGS90.4 Fair NONE1Imported Channel 1UNSPQSCMMunkno90.452.088.41.02UNSPUNSPUNSPunknUNSPUNSPUNSP
351984-12-05 13:30ESTYesPMUSGS91.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno91.346.075.41.21UNSPUNSPUNSPunknUNSPUNSPUNSP
341984-08-16 10:15ESTYesPMUSGS102 Fair NONE1Imported Channel 1UNSPQSCMMunkno10248.01031.00UNSPUNSPUNSPunknUNSPUNSPUNSP
331984-05-15 14:10ESTYesPMUSGS63.8 Fair NONE1Imported Channel 1UNSPQSCMMunkno63.845.067.90.94UNSPUNSPUNSPunknUNSPUNSPUNSP
321983-11-09 07:40ESTYesPMUSGS48.9 Fair NONE1Imported Channel 1UNSPQSCMMunkno48.946.076.00.64UNSPUNSPUNSPunknUNSPUNSPUNSP
311983-09-14 11:05ESTYesPMUSGS50.3 Fair NONE1Imported Channel 1UNSPQSCMMunkno50.348.090.60.56UNSPUNSPUNSPunknUNSPUNSPUNSP
301982-11-08 12:00ESTYesPMUSGS62.3 Good NONE1Imported Channel 1UNSPQSCMMunkno62.354.099.20.62UNSPUNSPUNSPunknUNSPUNSPUNSP
291982-09-14 13:00ESTYesPMUSGS59.8 Good NONE1Imported Channel 1UNSPQSCMMunkno59.850.079.60.75UNSPUNSPUNSPunknUNSPUNSPUNSP
281982-07-30 12:55ESTYesPMUSGS72.7 Fair NONE1Imported Channel 1UNSPQSCMMunkno72.748.090.00.81UNSPUNSPUNSPunknUNSPUNSPUNSP
271982-04-13 08:00ESTYesPMUSGS56.7 Good NONE1Imported Channel 1UNSPQSCMMunkno56.748.062.60.90UNSPUNSPUNSPunknUNSPUNSPUNSP
261981-05-28 12:20ESTYesPMUSGS42.5 Fair NONE1Imported Channel 1UNSPQSCMMunkno42.543.074.50.57UNSPUNSPUNSPunknUNSPUNSPUNSP
251981-01-29 10:50ESTYesPMUSGS35.6 Good NONE1Imported Channel 1UNSPQSCMMunkno35.643.064.20.55UNSPUNSPUNSPunknUNSPUNSPUNSP
241980-06-18 10:00ESTYesPMUSGS62.1 Good NONE1Imported Channel 1UNSPQSCMMunkno62.147.083.30.75UNSPUNSPUNSPunknUNSPUNSPUNSP
231979-10-18 08:50ESTYesPMUSGS70.2 Fair NONE1Imported Channel 1UNSPQSCMMunkno70.246.098.60.71UNSPUNSPUNSPunknUNSPUNSPUNSP
221979-05-17 09:40ESTYesPMUSGS75.1 Good NONE1Imported Channel 1UNSPQSCMMunkno75.144.073.71.02UNSPUNSPUNSPunknUNSPUNSPUNSP
211978-10-26 12:45ESTYesRBWUSGS62.1 Fair NONE1Imported Channel 1UNSPQSCMMunkno62.1 UNSPUNSPUNSPunknUNSPUNSPUNSP
201978-08-31 13:00ESTYesPMUSGS75.4 Fair NONE1Imported Channel 1UNSPQSCMMunkno75.445.090.00.84UNSPUNSPUNSPunknUNSPUNSPUNSP
191978-05-03 12:45ESTYesPMUSGS53.4 Good NONE1Imported Channel 1UNSPQSCMMunkno53.437.067.40.79UNSPUNSPUNSPunknUNSPUNSPUNSP
181978-04-17 13:45ESTYesRBWUSGS68.1 Fair NONE1Imported Channel 1UNSPQSCMMunkno68.145.584.70.80UNSPUNSPUNSPunknUNSPUNSPUNSP
171977-10-31 09:25ESTYesRBWUSGS40.0 Fair NONE1Imported Channel 1UNSPQSCMMunkno40.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
161977-09-29 13:55ESTYesPMUSGS42.2 Fair NONE1Imported Channel 1UNSPQSCMMunkno42.236.063.40.67UNSPUNSPUNSPunknUNSPUNSPUNSP
151977-07-27 12:10ESTYesPMUSGS36.3 Good NONE1Imported Channel 1UNSPQSCMMunkno36.346.070.40.52UNSPUNSPUNSPunknUNSPUNSPUNSP
141977-04-12 11:00ESTYesPMUSGS58.5 Good NONE1Imported Channel 1UNSPQSCMMunkno58.544.072.00.81UNSPUNSPUNSPunknUNSPUNSPUNSP
131976-12-13 11:00ESTYesPMUSGS42.7 Fair NONE1Imported Channel 1UNSPQSCMMunkno42.730.068.60.62UNSPUNSPUNSPunknUNSPUNSPUNSP
121976-08-05 12:30ESTYesRBWUSGS66.9 Fair NONE1Imported Channel 1UNSPQSCMMunkno66.946.091.20.73UNSPUNSPUNSPunknUNSPUNSPUNSP
111976-05-06 10:40ESTYesRBWUSGS59.1 Fair NONE1Imported Channel 1UNSPQSCMMunkno59.146.096.40.61UNSPUNSPUNSPunknUNSPUNSPUNSP
101975-09-03 -- ----YesRBWUSGS50.6 Fair NONE1Imported Channel 1UNSPQSCMMunkno50.646.781.10.62UNSPUNSPUNSPunknUNSPUNSPUNSP
91975-06-19 12:30ESTYesPMUSGS57.7 Fair NONE1Imported Channel 1UNSPQSCMMunkno57.741.069.70.83UNSPUNSPUNSPunknUNSPUNSPUNSP
81975-05-08 14:00ESTYesRBWUSGS71.7 Fair NONE1Imported Channel 1UNSPQSCMMunkno71.746.01000.71UNSPUNSPUNSPunknUNSPUNSPUNSP
71975-01-23 14:40ESTYesRBWUSGS54.0 Fair NONE1Imported Channel 1UNSPQSCMMunkno54.043.075.50.72UNSPUNSPUNSPunknUNSPUNSPUNSP
61974-07-12 09:55ESTYesRBW/JKUSGS57.3 Good NONE1Imported Channel 1UNSPQSCMMunkno57.343.178.10.73UNSPUNSPUNSPunknUNSPUNSPUNSP
51974-05-02 14:20ESTYesJKUSGS67.2 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno67.242.066.41.01UNSPUNSPUNSPunknUNSPUNSPUNSP
41974-04-30 12:00ESTYesPMUSGS66.9 Good NONE1Imported Channel 1UNSPQSCMMunkno66.938.057.21.17UNSPUNSPUNSPunknUNSPUNSPUNSP
31974-02-15 11:10ESTYesJK/RWWUSGS64.5 Good NONE1Imported Channel 1UNSPQSCMMunkno64.542.069.50.93UNSPUNSPUNSPunknUNSPUNSPUNSP
21973-02-09 -- ----YesRWWUSGS67.9 Good NONE1Imported Channel 1UNSPQSCMMunkno67.942.069.10.98UNSPUNSPUNSPunknUNSPUNSPUNSP
11972-10-30 12:00ESTYesRWWUSGS60.2 Good NONE1Imported Channel 1UNSPQSCMMunkno60.241.569.70.86UNSPUNSPUNSPunknUNSPUNSPUNSP