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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: 293.8 ft at 4:45AM Jul 19, 2018Observed: 293.81 ft at 5:00AM Jul 19, 2018Observed: 293.81 ft at 5:15AM Jul 19, 2018Observed: 293.82 ft at 5:30AM Jul 19, 2018Observed: 293.82 ft at 5:45AM Jul 19, 2018Observed: 293.83 ft at 6:00AM Jul 19, 2018Observed: 293.83 ft at 6:15AM Jul 19, 2018Observed: 293.83 ft at 6:30AM Jul 19, 2018Observed: 293.83 ft at 6:45AM Jul 19, 2018Observed: 293.83 ft at 7:00AM Jul 19, 2018Observed: 293.83 ft at 7:15AM Jul 19, 2018Observed: 293.84 ft at 7:30AM Jul 19, 2018Observed: 293.84 ft at 7:45AM Jul 19, 2018Observed: 293.83 ft at 8:00AM Jul 19, 2018Observed: 293.84 ft at 8:15AM Jul 19, 2018Observed: 293.84 ft at 8:30AM Jul 19, 2018Observed: 293.85 ft at 8:45AM Jul 19, 2018Observed: 293.85 ft at 9:00AM Jul 19, 2018Observed: 293.85 ft at 9:15AM Jul 19, 2018Observed: 293.87 ft at 9:30AM Jul 19, 2018Observed: 293.85 ft at 9:45AM Jul 19, 2018Observed: 293.86 ft at 10:00AM Jul 19, 2018Observed: 293.86 ft at 10:15AM Jul 19, 2018Observed: 293.86 ft at 10:30AM Jul 19, 2018Observed: 293.85 ft at 10:45AM Jul 19, 2018Observed: 293.85 ft at 11:00AM Jul 19, 2018Observed: 293.86 ft at 11:15AM Jul 19, 2018Observed: 293.86 ft at 11:30AM Jul 19, 2018Observed: 293.83 ft at 11:45AM Jul 19, 2018Observed: 293.82 ft at 12:00PM Jul 19, 2018Observed: 293.81 ft at 12:15PM Jul 19, 2018Observed: 293.8 ft at 12:30PM Jul 19, 2018Observed: 293.79 ft at 12:45PM Jul 19, 2018Observed: 293.79 ft at 1:00PM Jul 19, 2018Observed: 293.85 ft at 1:15PM Jul 19, 2018Observed: 293.86 ft at 1:30PM Jul 19, 2018Observed: 293.83 ft at 1:45PM Jul 19, 2018Observed: 293.86 ft at 2:00PM Jul 19, 2018Observed: 293.9 ft at 2:15PM Jul 19, 2018Observed: 293.83 ft at 2:30PM Jul 19, 2018Observed: 293.91 ft at 2:45PM Jul 19, 2018Observed: 293.9 ft at 3:00PM Jul 19, 2018Observed: 293.88 ft at 3:15PM Jul 19, 2018Observed: 293.81 ft at 3:30PM Jul 19, 2018Observed: 293.8 ft at 3:45PM Jul 19, 2018Observed: 293.82 ft at 4:00PM Jul 19, 2018Observed: 293.84 ft at 4:15PM Jul 19, 2018Observed: 293.81 ft at 4:30PM Jul 19, 2018Observed: 293.85 ft at 4:45PM Jul 19, 2018Observed: 293.88 ft at 5:00PM Jul 19, 2018Observed: 293.82 ft at 5:15PM Jul 19, 2018Observed: 293.85 ft at 5:30PM Jul 19, 2018Observed: 293.86 ft at 5:45PM Jul 19, 2018Observed: 293.85 ft at 6:00PM Jul 19, 2018Observed: 293.87 ft at 6:15PM Jul 19, 2018Observed: 293.89 ft at 6:30PM Jul 19, 2018Observed: 293.89 ft at 6:45PM Jul 19, 2018Observed: 293.9 ft at 7:00PM Jul 19, 2018Observed: 293.89 ft at 7:15PM Jul 19, 2018Observed: 293.9 ft at 7:30PM Jul 19, 2018Observed: 293.91 ft at 7:45PM Jul 19, 2018Observed: 293.91 ft at 8:00PM Jul 19, 2018Observed: 293.91 ft at 8:15PM Jul 19, 2018Observed: 293.92 ft at 8:30PM Jul 19, 2018Observed: 293.93 ft at 8:45PM Jul 19, 2018Observed: 293.92 ft at 9:00PM Jul 19, 2018Observed: 293.93 ft at 9:15PM Jul 19, 2018Observed: 293.94 ft at 9:30PM Jul 19, 2018Observed: 293.94 ft at 9:45PM Jul 19, 2018Observed: 293.95 ft at 10:00PM Jul 19, 2018Observed: 293.95 ft at 10:15PM Jul 19, 2018Observed: 293.95 ft at 10:30PM Jul 19, 2018Observed: 293.95 ft at 10:45PM Jul 19, 2018Observed: 293.96 ft at 11:00PM Jul 19, 2018Observed: 293.96 ft at 11:15PM Jul 19, 2018Observed: 293.96 ft at 11:30PM Jul 19, 2018Observed: 293.97 ft at 11:45PM Jul 19, 2018Observed: 293.96 ft at 12:00AM Jul 20, 2018Observed: 293.97 ft at 12:15AM Jul 20, 2018Observed: 293.96 ft at 12:30AM Jul 20, 2018Observed: 293.96 ft at 12:45AM Jul 20, 2018Observed: 293.98 ft at 1:00AM Jul 20, 2018Observed: 293.97 ft at 1:15AM Jul 20, 2018Observed: 293.99 ft at 1:30AM Jul 20, 2018Observed: 293.98 ft at 1:45AM Jul 20, 2018Observed: 293.97 ft at 2:00AM Jul 20, 2018Observed: 293.98 ft at 2:15AM Jul 20, 2018Observed: 294 ft at 2:30AM Jul 20, 2018Observed: 293.99 ft at 2:45AM Jul 20, 2018Observed: 294 ft at 3:00AM Jul 20, 2018Observed: 294 ft at 3:15AM Jul 20, 2018Observed: 294 ft at 3:30AM Jul 20, 2018Observed: 293.98 ft at 3:45AM Jul 20, 2018Observed: 293.95 ft at 4:00AM Jul 20, 2018Observed: 293.99 ft at 4:15AM Jul 20, 2018Observed: 293.95 ft at 4:30AM Jul 20, 2018Observed: 293.95 ft at 4:45AM Jul 20, 2018Observed: 293.94 ft at 5:00AM Jul 20, 2018Observed: 293.99 ft at 5:15AM Jul 20, 2018Observed: 293.98 ft at 5:30AM Jul 20, 2018Observed: 293.99 ft at 5:45AM Jul 20, 2018Observed: 293.98 ft at 6:00AM Jul 20, 2018Observed: 293.99 ft at 6:15AM Jul 20, 2018Observed: 293.98 ft at 6:30AM Jul 20, 2018Observed: 293.97 ft at 6:45AM Jul 20, 2018Observed: 293.99 ft at 7:00AM Jul 20, 2018Observed: 293.97 ft at 7:15AM Jul 20, 2018Observed: 293.98 ft at 7:30AM Jul 20, 2018Observed: 294.02 ft at 7:45AM Jul 20, 2018Observed: 294.05 ft at 8:00AM Jul 20, 2018Observed: 294.01 ft at 8:15AM Jul 20, 2018Observed: 294.03 ft at 8:30AM Jul 20, 2018Observed: 294.01 ft at 8:45AM Jul 20, 2018Observed: 294 ft at 9:00AM Jul 20, 2018Observed: 294 ft at 9:15AM Jul 20, 2018Observed: 294 ft at 9:30AM Jul 20, 2018Observed: 294.03 ft at 9:45AM Jul 20, 2018Observed: 293.97 ft at 10:00AM Jul 20, 2018Observed: 293.98 ft at 10:15AM Jul 20, 2018Observed: 293.99 ft at 10:30AM Jul 20, 2018Observed: 293.97 ft at 10:45AM Jul 20, 2018Observed: 294 ft at 11:00AM Jul 20, 2018Observed: 294.03 ft at 11:15AM Jul 20, 2018Observed: 294.03 ft at 11:30AM Jul 20, 2018Observed: 293.99 ft at 11:45AM Jul 20, 2018Observed: 294.04 ft at 12:00PM Jul 20, 2018Observed: 294 ft at 12:15PM Jul 20, 2018Observed: 293.98 ft at 12:30PM Jul 20, 2018Observed: 294 ft at 12:45PM Jul 20, 2018Observed: 294 ft at 1:00PM Jul 20, 2018Observed: 294.01 ft at 1:15PM Jul 20, 2018Observed: 293.98 ft at 1:30PM Jul 20, 2018Observed: 294.02 ft at 1:45PM Jul 20, 2018Observed: 294.03 ft at 2:00PM Jul 20, 2018Observed: 294.05 ft at 2:15PM Jul 20, 2018Observed: 294.03 ft at 2:30PM Jul 20, 2018Observed: 294.03 ft at 2:45PM Jul 20, 2018Observed: 293.99 ft at 3:00PM Jul 20, 2018Observed: 294.05 ft at 3:15PM Jul 20, 2018Observed: 293.99 ft at 3:30PM Jul 20, 2018Observed: 293.99 ft at 3:45PM Jul 20, 2018Observed: 293.98 ft at 4:00PM Jul 20, 2018Observed: 293.98 ft at 4:15PM Jul 20, 2018Observed: 293.98 ft at 4:30PM Jul 20, 2018Observed: 293.97 ft at 4:45PM Jul 20, 2018Observed: 293.92 ft at 5:00PM Jul 20, 2018Observed: 293.91 ft at 5:15PM Jul 20, 2018Observed: 293.9 ft at 5:30PM Jul 20, 2018Observed: 293.94 ft at 5:45PM Jul 20, 2018Observed: 293.94 ft at 6:00PM Jul 20, 2018Observed: 293.95 ft at 6:15PM Jul 20, 2018Observed: 294.02 ft at 6:30PM Jul 20, 2018Observed: 294 ft at 6:45PM Jul 20, 2018Observed: 294.06 ft at 7:00PM Jul 20, 2018Observed: 294.06 ft at 7:15PM Jul 20, 2018Observed: 294.11 ft at 7:30PM Jul 20, 2018Observed: 294.08 ft at 7:45PM Jul 20, 2018Observed: 294.08 ft at 8:00PM Jul 20, 2018Observed: 294.13 ft at 8:15PM Jul 20, 2018Observed: 294.17 ft at 8:30PM Jul 20, 2018Observed: 294.19 ft at 8:45PM Jul 20, 2018Observed: 294.21 ft at 9:00PM Jul 20, 2018Observed: 294.24 ft at 9:15PM Jul 20, 2018Observed: 294.29 ft at 9:30PM Jul 20, 2018Observed: 294.33 ft at 9:45PM Jul 20, 2018Observed: 294.36 ft at 10:00PM Jul 20, 2018Observed: 294.4 ft at 10:15PM Jul 20, 2018Observed: 294.44 ft at 10:30PM Jul 20, 2018Observed: 294.48 ft at 10:45PM Jul 20, 2018Observed: 294.52 ft at 11:00PM Jul 20, 2018Observed: 294.56 ft at 11:15PM Jul 20, 2018Observed: 294.6 ft at 11:30PM Jul 20, 2018Observed: 294.64 ft at 11:45PM Jul 20, 2018Observed: 294.67 ft at 12:00AM Jul 21, 2018Observed: 294.72 ft at 12:15AM Jul 21, 2018Observed: 294.75 ft at 12:30AM Jul 21, 2018Observed: 294.79 ft at 12:45AM Jul 21, 2018Observed: 294.83 ft at 1:00AM Jul 21, 2018Observed: 294.88 ft at 1:15AM Jul 21, 2018Observed: 294.91 ft at 1:30AM Jul 21, 2018Observed: 294.95 ft at 1:45AM Jul 21, 2018Observed: 294.99 ft at 2:00AM Jul 21, 2018Observed: 295.03 ft at 2:15AM Jul 21, 2018Observed: 295.07 ft at 2:30AM Jul 21, 2018Observed: 295.1 ft at 2:45AM Jul 21, 2018Observed: 295.14 ft at 3:00AM Jul 21, 2018Observed: 295.17 ft at 3:15AM Jul 21, 2018Observed: 295.21 ft at 3:30AM Jul 21, 2018Observed: 295.26 ft at 3:45AM Jul 21, 2018Observed: 295.28 ft at 4:00AM Jul 21, 2018Observed: 295.32 ft at 4:15AM Jul 21, 2018Observed: 295.35 ft at 4:30AM Jul 21, 2018Observed: 295.37 ft at 4:45AM Jul 21, 2018Observed: 295.41 ft at 5:00AM Jul 21, 2018Observed: 295.43 ft at 5:15AM Jul 21, 2018Observed: 295.48 ft at 5:30AM Jul 21, 2018Observed: 295.47 ft at 5:45AM Jul 21, 2018Observed: 295.51 ft at 6:00AM Jul 21, 2018Observed: 295.52 ft at 6:15AM Jul 21, 2018Observed: 295.57 ft at 6:30AM Jul 21, 2018Observed: 295.56 ft at 6:45AM Jul 21, 2018Observed: 295.6 ft at 7:00AM Jul 21, 2018Observed: 295.62 ft at 7:15AM Jul 21, 2018Observed: 295.64 ft at 7:30AM Jul 21, 2018Observed: 295.67 ft at 7:45AM Jul 21, 2018Observed: 295.63 ft at 8:00AM Jul 21, 2018Observed: 295.69 ft at 8:15AM Jul 21, 2018Observed: 295.72 ft at 8:30AM Jul 21, 2018Observed: 295.75 ft at 8:45AM Jul 21, 2018Observed: 295.75 ft at 9:00AM Jul 21, 2018Observed: 295.72 ft at 9:15AM Jul 21, 2018Observed: 295.71 ft at 9:30AM Jul 21, 2018Observed: 295.73 ft at 9:45AM Jul 21, 2018Observed: 295.74 ft at 10:00AM Jul 21, 2018Observed: 295.75 ft at 10:15AM Jul 21, 2018Observed: 295.75 ft at 10:30AM Jul 21, 2018Highest Observation: 295.79 ft at 10:45AM Jul 21, 2018Highest Observation: 295.79 ft at 11:00AM Jul 21, 2018Observed: 295.72 ft at 11:15AM Jul 21, 2018Observed: 295.73 ft at 11:30AM Jul 21, 2018Observed: 295.69 ft at 11:45AM Jul 21, 2018Observed: 295.73 ft at 12:00PM Jul 21, 2018Observed: 295.7 ft at 12:15PM Jul 21, 2018Observed: 295.65 ft at 12:30PM Jul 21, 2018Observed: 295.65 ft at 12:45PM Jul 21, 2018Observed: 295.59 ft at 1:00PM Jul 21, 2018Observed: 295.6 ft at 1:15PM Jul 21, 2018Observed: 295.6 ft at 1:30PM Jul 21, 2018Observed: 295.64 ft at 1:45PM Jul 21, 2018Observed: 295.59 ft at 2:00PM Jul 21, 2018Observed: 295.55 ft at 2:15PM Jul 21, 2018Observed: 295.47 ft at 2:30PM Jul 21, 2018Observed: 295.5 ft at 2:45PM Jul 21, 2018Observed: 295.47 ft at 3:00PM Jul 21, 2018Observed: 295.49 ft at 3:15PM Jul 21, 2018Observed: 295.46 ft at 3:30PM Jul 21, 2018Observed: 295.44 ft at 3:45PM Jul 21, 2018Observed: 295.39 ft at 4:00PM Jul 21, 2018Observed: 295.39 ft at 4:15PM Jul 21, 2018Observed: 295.3 ft at 4:30PM Jul 21, 2018Observed: 295.36 ft at 4:45PM Jul 21, 2018Observed: 295.33 ft at 5:00PM Jul 21, 2018Observed: 295.3 ft at 5:15PM Jul 21, 2018Observed: 295.21 ft at 5:30PM Jul 21, 2018Observed: 295.25 ft at 5:45PM Jul 21, 2018Observed: 295.23 ft at 6:00PM Jul 21, 2018Observed: 295.23 ft at 6:15PM Jul 21, 2018Observed: 295.21 ft at 6:30PM Jul 21, 2018Observed: 295.19 ft at 6:45PM Jul 21, 2018Observed: 295.17 ft at 7:00PM Jul 21, 2018Observed: 295.17 ft at 7:15PM Jul 21, 2018Observed: 295.15 ft at 7:30PM Jul 21, 2018Observed: 295.14 ft at 7:45PM Jul 21, 2018Observed: 295.11 ft at 8:00PM Jul 21, 2018Observed: 295.09 ft at 8:15PM Jul 21, 2018Observed: 295.09 ft at 8:30PM Jul 21, 2018Observed: 295.09 ft at 8:45PM Jul 21, 2018Observed: 295.09 ft at 9:00PM Jul 21, 2018Observed: 295.1 ft at 9:15PM Jul 21, 2018Observed: 295.1 ft at 9:30PM Jul 21, 2018Observed: 295.1 ft at 9:45PM Jul 21, 2018Observed: 295.1 ft at 10:00PM Jul 21, 2018Observed: 295.1 ft at 10:15PM Jul 21, 2018Observed: 295.1 ft at 10:30PM Jul 21, 2018Observed: 295.1 ft at 10:45PM Jul 21, 2018Observed: 295.11 ft at 11:00PM Jul 21, 2018Observed: 295.1 ft at 11:15PM Jul 21, 2018Observed: 295.11 ft at 11:30PM Jul 21, 2018Observed: 295.11 ft at 11:45PM Jul 21, 2018Observed: 295.11 ft at 12:00AM Jul 22, 2018Observed: 295.11 ft at 12:15AM Jul 22, 2018Observed: 295.11 ft at 12:30AM Jul 22, 2018Observed: 295.11 ft at 12:45AM Jul 22, 2018Observed: 295.11 ft at 1:00AM Jul 22, 2018Observed: 295.11 ft at 1:15AM Jul 22, 2018Observed: 295.11 ft at 1:30AM Jul 22, 2018Observed: 295.11 ft at 1:45AM Jul 22, 2018Observed: 295.11 ft at 2:00AM Jul 22, 2018Observed: 295.12 ft at 2:15AM Jul 22, 2018Observed: 295.11 ft at 2:30AM Jul 22, 2018Observed: 295.12 ft at 2:45AM Jul 22, 2018Observed: 295.12 ft at 3:00AM Jul 22, 2018Observed: 295.12 ft at 3:15AM Jul 22, 2018Observed: 295.12 ft at 3:30AM Jul 22, 2018Observed: 295.13 ft at 3:45AM Jul 22, 2018USGS--Water Resources of the United StatesARGP4(plotting HPIRG) Graph Created (4:35AM Jul 22, 2018)ObservedLatest observed value: 295.13 ft at 3:45 AM AST 22-Jul-2018.
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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 - above Arecibo
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 295
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.

Zoom Level:14
KML Image
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: 18.335833° N, Longitude: 66.667778° 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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Page last modified: 21-Dec-2016 5:21 PM
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