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San Juan Radar Outage Impacts Precipitation Estimates.. read more here
Hydrograph River at a Glance Download
Lago Dos Bocas at Utuado Pool (ft)Observed: 293.46 ft at 10:45PM Dec 01, 2021Observed: 293.47 ft at 11:00PM Dec 01, 2021Observed: 293.49 ft at 11:15PM Dec 01, 2021Observed: 293.5 ft at 11:30PM Dec 01, 2021Observed: 293.5 ft at 11:45PM Dec 01, 2021Observed: 293.5 ft at 12:00AM Dec 02, 2021Observed: 293.52 ft at 12:15AM Dec 02, 2021Observed: 293.53 ft at 12:30AM Dec 02, 2021Observed: 293.53 ft at 12:45AM Dec 02, 2021Observed: 293.55 ft at 1:00AM Dec 02, 2021Observed: 293.56 ft at 1:15AM Dec 02, 2021Observed: 293.57 ft at 1:30AM Dec 02, 2021Observed: 293.59 ft at 1:45AM Dec 02, 2021Observed: 293.59 ft at 2:00AM Dec 02, 2021Observed: 293.59 ft at 2:15AM Dec 02, 2021Observed: 293.61 ft at 2:30AM Dec 02, 2021Observed: 293.62 ft at 2:45AM Dec 02, 2021Observed: 293.63 ft at 3:00AM Dec 02, 2021Observed: 293.64 ft at 3:15AM Dec 02, 2021Observed: 293.65 ft at 3:30AM Dec 02, 2021Observed: 293.63 ft at 3:45AM Dec 02, 2021Observed: 293.67 ft at 4:00AM Dec 02, 2021Observed: 293.67 ft at 4:15AM Dec 02, 2021Observed: 293.7 ft at 4:30AM Dec 02, 2021Observed: 293.7 ft at 4:45AM Dec 02, 2021Observed: 293.71 ft at 5:00AM Dec 02, 2021Observed: 293.71 ft at 5:15AM Dec 02, 2021Observed: 293.71 ft at 5:30AM Dec 02, 2021Observed: 293.74 ft at 5:45AM Dec 02, 2021Observed: 293.74 ft at 6:00AM Dec 02, 2021Observed: 293.76 ft at 6:15AM Dec 02, 2021Observed: 293.78 ft at 6:30AM Dec 02, 2021Observed: 293.77 ft at 6:45AM Dec 02, 2021Observed: 293.78 ft at 7:00AM Dec 02, 2021Observed: 293.76 ft at 7:15AM Dec 02, 2021Observed: 293.76 ft at 7:30AM Dec 02, 2021Observed: 293.79 ft at 7:45AM Dec 02, 2021Observed: 293.81 ft at 8:00AM Dec 02, 2021Observed: 293.81 ft at 8:15AM Dec 02, 2021Observed: 293.83 ft at 8:30AM Dec 02, 2021Observed: 293.84 ft at 8:45AM Dec 02, 2021Observed: 293.84 ft at 9:00AM Dec 02, 2021Observed: 293.84 ft at 9:15AM Dec 02, 2021Observed: 293.85 ft at 9:30AM Dec 02, 2021Observed: 293.8 ft at 9:45AM Dec 02, 2021Observed: 293.84 ft at 10:00AM Dec 02, 2021Observed: 293.8 ft at 10:15AM Dec 02, 2021Observed: 293.78 ft at 10:30AM Dec 02, 2021Observed: 293.83 ft at 10:45AM Dec 02, 2021Observed: 293.83 ft at 11:00AM Dec 02, 2021Observed: 293.85 ft at 11:15AM Dec 02, 2021Observed: 293.84 ft at 11:30AM Dec 02, 2021Observed: 293.87 ft at 11:45AM Dec 02, 2021Observed: 293.88 ft at 12:00PM Dec 02, 2021Observed: 293.86 ft at 12:15PM Dec 02, 2021Observed: 293.88 ft at 12:30PM Dec 02, 2021Observed: 293.88 ft at 12:45PM Dec 02, 2021Observed: 293.91 ft at 1:00PM Dec 02, 2021Observed: 293.9 ft at 1:15PM Dec 02, 2021Observed: 293.93 ft at 1:30PM Dec 02, 2021Observed: 293.96 ft at 1:45PM Dec 02, 2021Observed: 293.95 ft at 2:00PM Dec 02, 2021Observed: 293.98 ft at 2:15PM Dec 02, 2021Observed: 293.97 ft at 2:30PM Dec 02, 2021Observed: 293.94 ft at 2:45PM Dec 02, 2021Observed: 293.99 ft at 3:00PM Dec 02, 2021Observed: 294 ft at 3:15PM Dec 02, 2021Observed: 293.97 ft at 3:30PM Dec 02, 2021Observed: 294.07 ft at 3:45PM Dec 02, 2021Observed: 294.09 ft at 4:00PM Dec 02, 2021Observed: 294.1 ft at 4:15PM Dec 02, 2021Observed: 294.1 ft at 4:30PM Dec 02, 2021Observed: 294.02 ft at 4:45PM Dec 02, 2021Observed: 294.02 ft at 5:00PM Dec 02, 2021Observed: 294 ft at 5:15PM Dec 02, 2021Observed: 294.03 ft at 5:30PM Dec 02, 2021Observed: 294.05 ft at 5:45PM Dec 02, 2021Observed: 293.94 ft at 7:00PM Dec 02, 2021Observed: 293.95 ft at 7:15PM Dec 02, 2021Observed: 293.89 ft at 7:30PM Dec 02, 2021Observed: 293.89 ft at 7:45PM Dec 02, 2021Observed: 293.85 ft at 8:00PM Dec 02, 2021Observed: 293.83 ft at 8:15PM Dec 02, 2021Observed: 293.85 ft at 8:30PM Dec 02, 2021Observed: 293.82 ft at 8:45PM Dec 02, 2021Observed: 293.72 ft at 10:00PM Dec 02, 2021Observed: 293.72 ft at 10:15PM Dec 02, 2021Observed: 293.73 ft at 10:30PM Dec 02, 2021Observed: 293.74 ft at 10:45PM Dec 02, 2021Observed: 293.73 ft at 11:00PM Dec 02, 2021Observed: 293.75 ft at 11:15PM Dec 02, 2021Observed: 293.75 ft at 11:30PM Dec 02, 2021Observed: 293.79 ft at 11:45PM Dec 02, 2021Observed: 293.77 ft at 12:00AM Dec 03, 2021Observed: 293.77 ft at 12:15AM Dec 03, 2021Observed: 293.78 ft at 12:30AM Dec 03, 2021Observed: 293.81 ft at 12:45AM Dec 03, 2021Observed: 293.82 ft at 1:00AM Dec 03, 2021Observed: 293.84 ft at 1:15AM Dec 03, 2021Observed: 293.86 ft at 1:30AM Dec 03, 2021Observed: 293.84 ft at 1:45AM Dec 03, 2021Observed: 293.86 ft at 2:00AM Dec 03, 2021Observed: 293.85 ft at 2:15AM Dec 03, 2021Observed: 293.83 ft at 2:30AM Dec 03, 2021Observed: 293.84 ft at 2:45AM Dec 03, 2021Observed: 293.89 ft at 3:00AM Dec 03, 2021Observed: 293.88 ft at 3:15AM Dec 03, 2021Observed: 293.88 ft at 3:30AM Dec 03, 2021Observed: 293.9 ft at 3:45AM Dec 03, 2021Observed: 293.86 ft at 4:00AM Dec 03, 2021Observed: 293.9 ft at 4:15AM Dec 03, 2021Observed: 293.9 ft at 4:30AM Dec 03, 2021Observed: 293.95 ft at 4:45AM Dec 03, 2021Observed: 293.98 ft at 5:00AM Dec 03, 2021Observed: 293.96 ft at 5:15AM Dec 03, 2021Observed: 293.94 ft at 5:30AM Dec 03, 2021Observed: 293.95 ft at 5:45AM Dec 03, 2021Observed: 293.96 ft at 6:00AM Dec 03, 2021Observed: 293.95 ft at 6:15AM Dec 03, 2021Observed: 293.95 ft at 6:30AM Dec 03, 2021Observed: 293.96 ft at 6:45AM Dec 03, 2021Observed: 293.97 ft at 7:00AM Dec 03, 2021Observed: 293.99 ft at 7:15AM Dec 03, 2021Observed: 294.01 ft at 7:30AM Dec 03, 2021Observed: 294 ft at 7:45AM Dec 03, 2021Observed: 294.13 ft at 10:00AM Dec 03, 2021Observed: 294.15 ft at 10:15AM Dec 03, 2021Observed: 294.16 ft at 10:30AM Dec 03, 2021Observed: 294.16 ft at 10:45AM Dec 03, 2021Observed: 294.15 ft at 11:00AM Dec 03, 2021Observed: 294.18 ft at 11:15AM Dec 03, 2021Observed: 294.2 ft at 11:30AM Dec 03, 2021Observed: 294.14 ft at 11:45AM Dec 03, 2021Observed: 294.21 ft at 12:00PM Dec 03, 2021Observed: 294.22 ft at 12:15PM Dec 03, 2021Observed: 294.22 ft at 12:30PM Dec 03, 2021Observed: 294.23 ft at 12:45PM Dec 03, 2021Observed: 294.24 ft at 1:00PM Dec 03, 2021Observed: 294.25 ft at 1:15PM Dec 03, 2021Observed: 294.21 ft at 1:30PM Dec 03, 2021Observed: 294.26 ft at 1:45PM Dec 03, 2021Observed: 294.27 ft at 2:00PM Dec 03, 2021Observed: 294.29 ft at 2:15PM Dec 03, 2021Observed: 294.27 ft at 2:30PM Dec 03, 2021Observed: 294.23 ft at 2:45PM Dec 03, 2021Observed: 294.31 ft at 4:00PM Dec 03, 2021Observed: 294.34 ft at 4:15PM Dec 03, 2021Observed: 294.34 ft at 4:30PM Dec 03, 2021Observed: 294.33 ft at 4:45PM Dec 03, 2021Observed: 294.36 ft at 5:00PM Dec 03, 2021Observed: 294.34 ft at 5:15PM Dec 03, 2021Observed: 294.38 ft at 5:30PM Dec 03, 2021Observed: 294.38 ft at 5:45PM Dec 03, 2021Observed: 294.39 ft at 6:00PM Dec 03, 2021Observed: 294.39 ft at 6:15PM Dec 03, 2021Observed: 294.4 ft at 6:30PM Dec 03, 2021Observed: 294.41 ft at 6:45PM Dec 03, 2021Observed: 294.44 ft at 8:00PM Dec 03, 2021Observed: 294.43 ft at 8:15PM Dec 03, 2021Observed: 294.4 ft at 8:30PM Dec 03, 2021Observed: 294.38 ft at 8:45PM Dec 03, 2021Observed: 294.36 ft at 9:00PM Dec 03, 2021Observed: 294.35 ft at 9:15PM Dec 03, 2021Observed: 294.33 ft at 9:30PM Dec 03, 2021Observed: 294.34 ft at 9:45PM Dec 03, 2021Observed: 294.37 ft at 11:00PM Dec 03, 2021Observed: 294.38 ft at 11:15PM Dec 03, 2021Observed: 294.4 ft at 11:30PM Dec 03, 2021Observed: 294.4 ft at 11:45PM Dec 03, 2021Observed: 294.42 ft at 12:00AM Dec 04, 2021Observed: 294.43 ft at 12:15AM Dec 04, 2021Observed: 294.45 ft at 12:30AM Dec 04, 2021Observed: 294.46 ft at 12:45AM Dec 04, 2021Observed: 294.48 ft at 1:00AM Dec 04, 2021Observed: 294.5 ft at 1:15AM Dec 04, 2021Observed: 294.52 ft at 1:30AM Dec 04, 2021Observed: 294.54 ft at 1:45AM Dec 04, 2021Observed: 294.54 ft at 2:00AM Dec 04, 2021Observed: 294.57 ft at 2:15AM Dec 04, 2021Observed: 294.58 ft at 2:30AM Dec 04, 2021Observed: 294.6 ft at 2:45AM Dec 04, 2021Observed: 294.6 ft at 3:00AM Dec 04, 2021Observed: 294.6 ft at 3:15AM Dec 04, 2021Observed: 294.63 ft at 3:30AM Dec 04, 2021Observed: 294.65 ft at 3:45AM Dec 04, 2021Observed: 294.68 ft at 4:00AM Dec 04, 2021Observed: 294.69 ft at 4:15AM Dec 04, 2021Observed: 294.7 ft at 4:30AM Dec 04, 2021Observed: 294.71 ft at 4:45AM Dec 04, 2021Observed: 294.72 ft at 5:00AM Dec 04, 2021Observed: 294.71 ft at 5:15AM Dec 04, 2021Observed: 294.74 ft at 5:30AM Dec 04, 2021Observed: 294.76 ft at 5:45AM Dec 04, 2021Observed: 294.75 ft at 6:00AM Dec 04, 2021Observed: 294.78 ft at 6:15AM Dec 04, 2021Observed: 294.79 ft at 6:30AM Dec 04, 2021Observed: 294.79 ft at 6:45AM Dec 04, 2021Observed: 294.78 ft at 7:00AM Dec 04, 2021Observed: 294.79 ft at 7:15AM Dec 04, 2021Highest Observation: 294.82 ft at 7:30AM Dec 04, 2021Observed: 294.81 ft at 7:45AM Dec 04, 2021Observed: 294.8 ft at 8:00AM Dec 04, 2021Observed: 294.77 ft at 8:15AM Dec 04, 2021Observed: 294.77 ft at 8:30AM Dec 04, 2021Observed: 294.76 ft at 8:45AM Dec 04, 2021Observed: 294.75 ft at 9:00AM Dec 04, 2021Observed: 294.76 ft at 9:15AM Dec 04, 2021Observed: 294.75 ft at 9:30AM Dec 04, 2021Observed: 294.75 ft at 9:45AM Dec 04, 2021Observed: 294.72 ft at 10:00AM Dec 04, 2021Observed: 294.69 ft at 10:15AM Dec 04, 2021Observed: 294.7 ft at 10:30AM Dec 04, 2021Observed: 294.68 ft at 10:45AM Dec 04, 2021Observed: 294.68 ft at 11:00AM Dec 04, 2021Observed: 294.65 ft at 11:15AM Dec 04, 2021Observed: 294.62 ft at 11:30AM Dec 04, 2021Observed: 294.65 ft at 11:45AM Dec 04, 2021Observed: 294.59 ft at 12:00PM Dec 04, 2021Observed: 294.55 ft at 12:15PM Dec 04, 2021Observed: 294.58 ft at 12:30PM Dec 04, 2021Observed: 294.52 ft at 12:45PM Dec 04, 2021Observed: 294.55 ft at 1:00PM Dec 04, 2021Observed: 294.49 ft at 1:15PM Dec 04, 2021Observed: 294.51 ft at 1:30PM Dec 04, 2021Observed: 294.54 ft at 1:45PM Dec 04, 2021Observed: 294.48 ft at 2:00PM Dec 04, 2021Observed: 294.43 ft at 2:15PM Dec 04, 2021Observed: 294.39 ft at 2:30PM Dec 04, 2021Observed: 294.36 ft at 2:45PM Dec 04, 2021Observed: 294.38 ft at 3:00PM Dec 04, 2021Observed: 294.37 ft at 3:15PM Dec 04, 2021Observed: 294.35 ft at 3:30PM Dec 04, 2021Observed: 294.39 ft at 3:45PM Dec 04, 2021Observed: 294.35 ft at 4:00PM Dec 04, 2021Observed: 294.28 ft at 4:15PM Dec 04, 2021Observed: 294.27 ft at 4:30PM Dec 04, 2021Observed: 294.32 ft at 4:45PM Dec 04, 2021Observed: 294.3 ft at 5:00PM Dec 04, 2021Observed: 294.28 ft at 5:15PM Dec 04, 2021Observed: 294.27 ft at 5:30PM Dec 04, 2021Observed: 294.25 ft at 5:45PM Dec 04, 2021Observed: 294.23 ft at 6:00PM Dec 04, 2021Observed: 294.21 ft at 6:15PM Dec 04, 2021Observed: 294.2 ft at 6:30PM Dec 04, 2021Observed: 294.18 ft at 6:45PM Dec 04, 2021Observed: 294.16 ft at 7:00PM Dec 04, 2021Observed: 294.15 ft at 7:15PM Dec 04, 2021Observed: 294.13 ft at 7:30PM Dec 04, 2021Observed: 294.1 ft at 7:45PM Dec 04, 2021Observed: 293.89 ft at 9:00PM Dec 04, 2021Observed: 294.02 ft at 9:15PM Dec 04, 2021Observed: 294.02 ft at 9:30PM Dec 04, 2021Observed: 294.01 ft at 9:45PM Dec 04, 2021USGS--Water Resources of the United StatesARGP4(plotting HPIRG) Graph Created (10:36PM Dec 4, 2021)ObservedLatest observed value: 294.01 ft at 9:45 PM AST 4-Dec-2021.
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About this graph
Tabular Data (UTC)
Tabular Data (AST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Lago Dos Bocas at Utuado. Only observed stages are available for this point.
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Upstream Gauge - below Utuado Upstream Gauge Downstream Gauge Downstream Gauge - near San Pedro
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
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Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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298.81 Arecibo:Calle Magallanes, Sector La PuntillaParcelas Rodriquez OlmoBarrio Abra San FranciscoBarrio Rio Arriba all flooded
298.5 Flooding in Arecibo ... Calle Magallanes, Sector La Puntilla, Parcelas Rodriguez Olmo, Barrio Abra San Francisco and Barrio Rio Arriba.
About This Location Collapse

Latitude: 18.335439° N, Longitude: 66.666591° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 326.92 ft 623.92 ft  

Current/Historical Observations:
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Hydrologic Resources Additional Resources
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
San Juan Weather Forecast Office
4000 Carreterra 190
San Juan, PR 00979
(787) 253-4586
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