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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 50085000 RIO GUAYANES AT YABUCOA, PR
Yabucoa Municipio, Puerto Rico
Hydrologic Unit Code 21010005
Latitude  18°03'42", Longitude  65°52'33" NAD27
Drainage area 26  square miles
Gage datum 39.4 feet above NGVD29
Output formats
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HTML table without channel data
Tab-separated data with channel data
Tab-separated data without 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)
342025-12-08 10:49:18ASTYesCDN/BLVUSGS70.6 FairDebrisModerateNONE1MainWADEQSCMMVADV70.656.068.21.04FIRMSANDUNEVSTDYEVENNSTDATGA0.00
332025-08-19 10:06:15ASTYesDPR/BLVUSGS59.4 Fair NONE1MainWADEQSCMMVADV59.455.059.11.01FIRMSANDUNEVSTDYUNEVSTNDUNSP
322025-05-20 11:06:14ASTYesJMC/BLVUSGS75.1 Good NONE1MainWADEQSCMMVADV75.153.566.01.14FIRMSANDEVENSTDYEVENSTNDUPST150.00
312025-02-24 13:59:35ASTYesBPG/BLVUSGS47.0 Fair NONE1mainWADEQSCMMVADV47.054.055.80.84SOFTSANDUNEVSTDYUNEVSTNDUNSP
302023-05-01 13:24:25ASTYesGNH/DSCUSGS25.1 Fair NONE1Main-QWWADEQSCMMVADV25.142.725.01.01SOFTSANDEVENSTDYEVENSTNDATGA0.00
292023-05-01 13:24:25ASTYesGNH/DSCUSGS25.1 Fair NONE1Main-QWWADEQSCMMVADV25.142.725.01.01SOFTSANDEVENSTDYEVENSTNDATGA0.00
282023-02-13 12:36:51ASTYesDSC/GNHUSGS42.9 Good NONE1Main (QW)WADEQSCMMVADV42.959.542.91.00SOFTSANDEVENSTDYEVENSTNDATGA0.00
272022-05-10 12:35:03ASTYesGNH/DSCUSGS21.2 Fair NONE1MainWADEQSCMMVADV21.247.025.60.83SOFTSANDEVENSTDYEVENSTNDATGA0.00
262022-03-14 13:30:09ASTYesGNH/DSCUSGS58.2 Fair NONE1MainWADEQSCMMVADV58.266.046.61.25SOFTSANDEVENSTDYEVENUNKNATGA0.00
252022-02-15 12:12:31ASTYesGNH/DSCUSGS41.2 Good NONE1MainWADEQSCMMVADV41.260.034.41.19SOFTSANDEVENSTDYEVENUNKNUNSP
242021-08-10 12:09:41ASTYesYMM/DSCUSGS21.2 PoorClearNONE1MainWADEQSCMMVADV21.240.024.90.85FIRMSANDEVENSTDYUNSPSTNDDNST0.00
232021-05-11 13:01:42ASTYesDSC/YMMUSGS13.4 Fair NONE1MainWADEQSCMMVADV13.426.030.40.44FIRMGRVLEVENSTDYEVENSTNDATGA0.00
222021-02-17 10:52:30ASTYesDSC/YMMUSGS26.0 Poor NONE1MainOTHRother 26.0 FIRMSANDEVENSTDYEVENSTNDATGA0.00
212020-11-10 10:17:30ASTYesDSC/YMMUSGS703 Poor NONE1MainOTHRother 703 SOFTSANDEVENPULSEVENSTNDATGA0.00
202020-08-19 13:01:30ASTYesAAM/JSBUSGS24.4 Fair NONE1MainWADEQSCMMVADV24.421.017.11.43FIRMSANDEVENSTDYEVENSTNDUNSP
192020-05-20 10:25:27ASTYesHJE/YMMUSGS29.3 Good NONE1mainWADEQSCMMVADV29.338.021.81.34SOFTSANDEVENSTDYEVENSTNDDNST75.00
182020-02-18 11:18:30ASTYesHJE/LVAUSGS108 FairClearNONE1MainWADEQSCMMVADV10878.065.81.64FIRMSANDUNEVSTDYEVENSTNDATGA0.00
172019-11-12 13:38:30ASTYesYMM/LVAUSGS64.8 GoodDebrisLightNONE150085000WADEQSCMMVADV64.848.044.61.45FIRMSANDEVENSTDYEVENSTNDUNSP
162019-08-12 11:07:30ASTYesLVA/YMMUSGS130 Poor NONE150085000OTHRother 130 FIRMSANDEVENSTDYEVENSTNDUPST0.00
152019-05-13 10:06:30ASTYesYMM/LVAUSGS45.1 GoodClearNONE150085000WADEQSCMMVADV45.157.032.91.37FIRMSANDEVENSTDYEVENSTNDDNST50.00
142019-02-25 12:25ASTYesYMM/LVAUSGS41.3 GoodClearNONE150085000WADEQSCMMVADV41.356.029.11.42FIRMSANDEVENSTDYEVENUNKNDNST20.00
132018-11-06 11:15ASTYesYM/LVUSGS103 Poor NONE150085000OTHRother 103 FIRMSANDEVENSTDYEVENSTNDUPST1000.00
122018-08-15 10:35ASTYesYM/LVUSGS47.2 GoodDebrisLightNONE150085000WADEQSCMMVADV47.244.030.91.53FIRMSANDEVENSTDYEVENSTNDDNST20.00
112018-05-24 10:10ASTYesYM/EHTUSGS81.8 Poor NONE150085000WADEQSCMMVADV81.870.053.51.53FIRMSANDEVENSTDYEVENSTNDDNST10.00
102018-02-12 10:16:30ASTYesYM/LVUSGS103 GoodDebrisLightNONE150085000WADEQSCMMVADV10372.064.11.61FIRMSANDEVENSTDYEVENUNKNDNST60.00
92017-11-06 12:19ASTYesYMM/JSBUSGS204 0.001.05Fair NONE150085000WADEQSCMMVADV20472.094.92.15FIRMSANDEVENSTDYEVENSTNDUNSP
82017-08-23 12:39ASTYesYMM/JSBUSGS95.9 0.60Fair NONE150085000WADEQSCMMVADV95.967.053.61.79FIRMSANDEVENunknEVENSTNDUNSP
72017-06-01 11:09ASTYesLVA/YMMUSGS87.9 GoodDebrisHeavyNONE1mainWADEQSCMMVADV87.962.050.31.75SOFTSANDUNEVunknUNEVUNFMUNSP
62017-03-29 12:30ASTYesLVA/YMUSGS33.3 FairClearNONE150085000WADEQSCMMVADV33.348.025.91.28UNSPUNSPUNSPunknUNSPUNSPUNSP
52016-11-09 11:02ASTYesYM/IRUSGS72.1 Fair NONE1MainWADEQSCMMVADV72.156.040.71.77SOFTSANDUNEVunknEVENSTNDUNSP
42016-09-13 11:28ASTYesCDMUSGS45.4 Good NONE1MainWADEQSCMMVADV45.452.034.91.30FIRMSANDEVENunknEVENSTNDUNSP
32016-05-24 12:06:30ASTYesYM, IRUSGS48.2 Fair NONE1MainWADEQSCMMVADV48.248.036.71.31FIRMSANDEVENunknEVENSTNDUNSP
22015-08-25 10:10ASTYesYM, IRUSGS13.9 Fair NONE1MainWADEQSCMMVADV13.961.067.00.21SOFTSANDUNEVunknEVENSTNDUNSP
12015-05-18 09:59:30ASTYesYM, IRUSGS12.5 Fair NONE1MainWADEQSCMMVADV12.561.083.40.15FIRMSANDEVENunknEVENSTNDUNSP