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San Juan Radar Outage Impacts Precipitation Estimates.. read more here

Hydrograph River at a Glance Download
Rio Gurabo at Gurabo Stage (ft)Flow (kcfs)Observed: 5 ft at 11:15PM Dec 09, 2017Observed: 4.99 ft at 11:30PM Dec 09, 2017Observed: 4.99 ft at 11:45PM Dec 09, 2017Observed: 4.99 ft at 12:00AM Dec 10, 2017Observed: 4.99 ft at 12:15AM Dec 10, 2017Observed: 5 ft at 12:30AM Dec 10, 2017Observed: 4.99 ft at 12:45AM Dec 10, 2017Observed: 4.99 ft at 1:00AM Dec 10, 2017Observed: 4.99 ft at 1:15AM Dec 10, 2017Observed: 4.98 ft at 1:30AM Dec 10, 2017Observed: 4.98 ft at 1:45AM Dec 10, 2017Observed: 4.98 ft at 2:00AM Dec 10, 2017Observed: 4.98 ft at 2:15AM Dec 10, 2017Observed: 4.98 ft at 2:30AM Dec 10, 2017Observed: 4.98 ft at 2:45AM Dec 10, 2017Observed: 4.98 ft at 3:00AM Dec 10, 2017Observed: 4.97 ft at 3:15AM Dec 10, 2017Observed: 4.98 ft at 3:30AM Dec 10, 2017Observed: 4.98 ft at 3:45AM Dec 10, 2017Observed: 4.98 ft at 4:00AM Dec 10, 2017Observed: 4.98 ft at 4:15AM Dec 10, 2017Observed: 4.98 ft at 4:30AM Dec 10, 2017Observed: 4.97 ft at 4:45AM Dec 10, 2017Observed: 4.98 ft at 5:00AM Dec 10, 2017Observed: 4.98 ft at 5:15AM Dec 10, 2017Observed: 4.98 ft at 5:30AM Dec 10, 2017Observed: 4.98 ft at 5:45AM Dec 10, 2017Observed: 4.98 ft at 6:00AM Dec 10, 2017Observed: 4.98 ft at 6:15AM Dec 10, 2017Observed: 4.99 ft at 6:30AM Dec 10, 2017Observed: 4.98 ft at 6:31AM Dec 10, 2017Observed: 4.99 ft at 6:45AM Dec 10, 2017Observed: 4.99 ft at 7:00AM Dec 10, 2017Observed: 4.98 ft at 7:15AM Dec 10, 2017Observed: 4.98 ft at 7:30AM Dec 10, 2017Observed: 4.98 ft at 7:45AM Dec 10, 2017Observed: 4.98 ft at 8:00AM Dec 10, 2017Observed: 4.99 ft at 8:15AM Dec 10, 2017Observed: 5 ft at 8:30AM Dec 10, 2017Observed: 5 ft at 8:45AM Dec 10, 2017Observed: 4.99 ft at 9:00AM Dec 10, 2017Observed: 4.98 ft at 9:15AM Dec 10, 2017Observed: 4.98 ft at 9:30AM Dec 10, 2017Observed: 4.98 ft at 9:45AM Dec 10, 2017Observed: 4.98 ft at 10:00AM Dec 10, 2017Observed: 4.98 ft at 10:15AM Dec 10, 2017Observed: 4.98 ft at 10:30AM Dec 10, 2017Observed: 4.98 ft at 10:45AM Dec 10, 2017Observed: 4.98 ft at 11:00AM Dec 10, 2017Observed: 4.98 ft at 11:15AM Dec 10, 2017Observed: 4.98 ft at 11:30AM Dec 10, 2017Observed: 4.98 ft at 11:45AM Dec 10, 2017Observed: 4.98 ft at 12:00PM Dec 10, 2017Observed: 4.98 ft at 12:15PM Dec 10, 2017Observed: 4.98 ft at 12:30PM Dec 10, 2017Observed: 4.98 ft at 12:45PM Dec 10, 2017Observed: 4.98 ft at 1:00PM Dec 10, 2017Observed: 4.98 ft at 1:15PM Dec 10, 2017Observed: 4.98 ft at 1:30PM Dec 10, 2017Observed: 4.97 ft at 1:45PM Dec 10, 2017Observed: 4.96 ft at 2:31PM Dec 10, 2017Observed: 4.97 ft at 3:00PM Dec 10, 2017Observed: 4.97 ft at 3:15PM Dec 10, 2017Observed: 4.97 ft at 3:30PM Dec 10, 2017Observed: 4.97 ft at 3:45PM Dec 10, 2017Observed: 4.97 ft at 4:00PM Dec 10, 2017Observed: 4.97 ft at 4:15PM Dec 10, 2017Observed: 4.97 ft at 4:30PM Dec 10, 2017Observed: 4.97 ft at 4:45PM Dec 10, 2017Observed: 4.97 ft at 5:00PM Dec 10, 2017Observed: 4.97 ft at 5:15PM Dec 10, 2017Observed: 4.97 ft at 5:30PM Dec 10, 2017Observed: 4.98 ft at 5:45PM Dec 10, 2017Observed: 4.99 ft at 6:00PM Dec 10, 2017Observed: 5 ft at 6:15PM Dec 10, 2017Observed: 5.03 ft at 6:30PM Dec 10, 2017Observed: 5.05 ft at 6:45PM Dec 10, 2017Observed: 5.07 ft at 7:00PM Dec 10, 2017Observed: 5.1 ft at 7:15PM Dec 10, 2017Observed: 5.12 ft at 7:30PM Dec 10, 2017Observed: 5.13 ft at 7:45PM Dec 10, 2017Observed: 5.18 ft at 9:00PM Dec 10, 2017Observed: 5.18 ft at 9:15PM Dec 10, 2017Highest Observation: 5.19 ft at 9:30PM Dec 10, 2017Highest Observation: 5.19 ft at 9:45PM Dec 10, 2017Highest Observation: 5.19 ft at 10:00PM Dec 10, 2017Observed: 5.18 ft at 10:15PM Dec 10, 2017Observed: 5.18 ft at 10:30PM Dec 10, 2017Observed: 5.17 ft at 10:36PM Dec 10, 2017Observed: 5.17 ft at 10:45PM Dec 10, 2017Observed: 5.17 ft at 11:00PM Dec 10, 2017Observed: 5.16 ft at 11:15PM Dec 10, 2017Observed: 5.16 ft at 11:30PM Dec 10, 2017Observed: 5.15 ft at 11:45PM Dec 10, 2017Observed: 5.12 ft at 1:30AM Dec 11, 2017Observed: 5.11 ft at 1:45AM Dec 11, 2017Observed: 5.08 ft at 3:00AM Dec 11, 2017Observed: 5.07 ft at 3:15AM Dec 11, 2017Observed: 5.06 ft at 3:30AM Dec 11, 2017Observed: 5.06 ft at 3:45AM Dec 11, 2017Observed: 5.05 ft at 4:00AM Dec 11, 2017Observed: 5.05 ft at 4:15AM Dec 11, 2017Observed: 5.04 ft at 4:30AM Dec 11, 2017Observed: 5.04 ft at 4:45AM Dec 11, 2017Observed: 5.03 ft at 5:00AM Dec 11, 2017Observed: 5.03 ft at 5:15AM Dec 11, 2017Observed: 5.02 ft at 5:30AM Dec 11, 2017Observed: 5.02 ft at 5:45AM Dec 11, 2017Observed: 5.02 ft at 6:00AM Dec 11, 2017Observed: 5.01 ft at 6:15AM Dec 11, 2017Observed: 5.01 ft at 6:30AM Dec 11, 2017Observed: 5 ft at 6:45AM Dec 11, 2017Observed: 5 ft at 7:00AM Dec 11, 2017Observed: 5 ft at 7:15AM Dec 11, 2017Observed: 5 ft at 7:30AM Dec 11, 2017Observed: 4.99 ft at 7:45AM Dec 11, 2017Observed: 4.99 ft at 8:00AM Dec 11, 2017Observed: 4.98 ft at 8:15AM Dec 11, 2017Observed: 4.99 ft at 8:30AM Dec 11, 2017Observed: 4.99 ft at 8:45AM Dec 11, 2017Observed: 4.99 ft at 9:00AM Dec 11, 2017Observed: 4.99 ft at 9:15AM Dec 11, 2017Observed: 4.99 ft at 9:30AM Dec 11, 2017Observed: 4.99 ft at 9:45AM Dec 11, 2017Observed: 4.99 ft at 10:45AM Dec 11, 2017Observed: 4.98 ft at 11:00AM Dec 11, 2017Observed: 4.98 ft at 11:15AM Dec 11, 2017Observed: 4.98 ft at 11:30AM Dec 11, 2017Observed: 4.98 ft at 11:45AM Dec 11, 2017Observed: 4.98 ft at 12:00PM Dec 11, 2017Observed: 4.97 ft at 12:15PM Dec 11, 2017Observed: 4.98 ft at 12:30PM Dec 11, 2017Observed: 4.99 ft at 12:45PM Dec 11, 2017Observed: 4.96 ft at 2:00PM Dec 11, 2017Observed: 4.96 ft at 2:15PM Dec 11, 2017Observed: 4.96 ft at 2:30PM Dec 11, 2017Observed: 4.95 ft at 2:36PM Dec 11, 2017Observed: 4.96 ft at 2:45PM Dec 11, 2017Observed: 4.95 ft at 3:00PM Dec 11, 2017Observed: 4.95 ft at 3:15PM Dec 11, 2017Observed: 4.95 ft at 3:30PM Dec 11, 2017Observed: 4.95 ft at 3:45PM Dec 11, 2017Observed: 4.95 ft at 4:00PM Dec 11, 2017Observed: 4.94 ft at 4:15PM Dec 11, 2017Observed: 4.94 ft at 4:30PM Dec 11, 2017Observed: 4.94 ft at 4:45PM Dec 11, 2017Observed: 4.94 ft at 5:00PM Dec 11, 2017Observed: 4.94 ft at 5:15PM Dec 11, 2017Observed: 4.94 ft at 5:30PM Dec 11, 2017Observed: 4.94 ft at 5:45PM Dec 11, 2017Observed: 4.94 ft at 6:00PM Dec 11, 2017Observed: 4.94 ft at 6:15PM Dec 11, 2017Observed: 4.94 ft at 6:30PM Dec 11, 2017Observed: 4.94 ft at 6:45PM Dec 11, 2017Observed: 4.94 ft at 7:00PM Dec 11, 2017Observed: 4.94 ft at 7:15PM Dec 11, 2017Observed: 4.94 ft at 7:30PM Dec 11, 2017Observed: 4.94 ft at 7:45PM Dec 11, 2017Observed: 4.94 ft at 8:00PM Dec 11, 2017Observed: 4.94 ft at 8:15PM Dec 11, 2017Observed: 4.94 ft at 8:30PM Dec 11, 2017Observed: 4.94 ft at 8:45PM Dec 11, 2017Observed: 4.94 ft at 9:00PM Dec 11, 2017Observed: 4.94 ft at 9:15PM Dec 11, 2017Observed: 4.94 ft at 9:30PM Dec 11, 2017Observed: 4.94 ft at 9:45PM Dec 11, 2017Observed: 4.94 ft at 10:00PM Dec 11, 2017Observed: 4.94 ft at 10:15PM Dec 11, 2017Observed: 4.94 ft at 10:30PM Dec 11, 2017Observed: 4.94 ft at 10:45PM Dec 11, 2017Observed: 4.94 ft at 11:00PM Dec 11, 2017Observed: 4.94 ft at 11:15PM Dec 11, 2017Observed: 4.94 ft at 11:30PM Dec 11, 2017Observed: 4.93 ft at 11:45PM Dec 11, 2017Observed: 4.94 ft at 12:00AM Dec 12, 2017Observed: 4.93 ft at 12:15AM Dec 12, 2017Observed: 4.93 ft at 12:30AM Dec 12, 2017Observed: 4.93 ft at 12:45AM Dec 12, 2017Observed: 4.93 ft at 1:00AM Dec 12, 2017Observed: 4.93 ft at 1:15AM Dec 12, 2017Observed: 4.92 ft at 1:30AM Dec 12, 2017Observed: 4.92 ft at 1:45AM Dec 12, 2017Observed: 4.92 ft at 2:00AM Dec 12, 2017Observed: 4.92 ft at 2:15AM Dec 12, 2017Observed: 4.92 ft at 2:30AM Dec 12, 2017Observed: 4.92 ft at 2:45AM Dec 12, 2017Observed: 4.91 ft at 4:00AM Dec 12, 2017Observed: 4.91 ft at 4:15AM Dec 12, 2017Observed: 4.91 ft at 4:30AM Dec 12, 2017Observed: 4.91 ft at 4:45AM Dec 12, 2017Observed: 4.91 ft at 5:00AM Dec 12, 2017Observed: 4.91 ft at 5:15AM Dec 12, 2017Observed: 4.91 ft at 5:30AM Dec 12, 2017Observed: 4.91 ft at 5:45AM Dec 12, 2017Observed: 4.91 ft at 6:00AM Dec 12, 2017Observed: 4.91 ft at 6:15AM Dec 12, 2017Observed: 4.91 ft at 6:30AM Dec 12, 2017Observed: 4.91 ft at 6:45AM Dec 12, 2017Observed: 4.91 ft at 7:00AM Dec 12, 2017Observed: 4.91 ft at 7:15AM Dec 12, 2017Observed: 4.91 ft at 7:30AM Dec 12, 2017Observed: 4.91 ft at 7:45AM Dec 12, 2017Observed: 4.91 ft at 8:00AM Dec 12, 2017Observed: 4.91 ft at 8:15AM Dec 12, 2017Observed: 4.91 ft at 8:30AM Dec 12, 2017Observed: 4.91 ft at 8:45AM Dec 12, 2017Observed: 4.91 ft at 9:00AM Dec 12, 2017Observed: 4.91 ft at 9:15AM Dec 12, 2017Observed: 4.91 ft at 9:30AM Dec 12, 2017Observed: 4.91 ft at 9:45AM Dec 12, 2017Observed: 4.91 ft at 10:00AM Dec 12, 2017Observed: 4.91 ft at 10:15AM Dec 12, 2017Observed: 4.91 ft at 10:30AM Dec 12, 2017Observed: 4.91 ft at 10:45AM Dec 12, 2017Observed: 4.91 ft at 11:00AM Dec 12, 2017Observed: 4.91 ft at 11:15AM Dec 12, 2017Observed: 4.92 ft at 11:30AM Dec 12, 2017Observed: 4.92 ft at 11:45AM Dec 12, 2017Observed: 4.92 ft at 12:00PM Dec 12, 2017Observed: 4.92 ft at 12:15PM Dec 12, 2017Observed: 4.92 ft at 12:30PM Dec 12, 2017Observed: 4.92 ft at 12:45PM Dec 12, 2017Observed: 4.92 ft at 1:00PM Dec 12, 2017Observed: 4.92 ft at 1:15PM Dec 12, 2017Observed: 4.93 ft at 1:30PM Dec 12, 2017Observed: 4.93 ft at 1:45PM Dec 12, 2017Observed: 4.93 ft at 2:00PM Dec 12, 2017Observed: 4.93 ft at 2:15PM Dec 12, 2017Observed: 4.93 ft at 2:30PM Dec 12, 2017Observed: 4.91 ft at 2:40PM Dec 12, 2017Observed: 4.91 ft at 2:45PM Dec 12, 2017Observed: 4.91 ft at 3:00PM Dec 12, 2017Observed: 4.91 ft at 3:15PM Dec 12, 2017Observed: 4.92 ft at 3:30PM Dec 12, 2017Observed: 4.92 ft at 3:45PM Dec 12, 2017Observed: 4.92 ft at 4:00PM Dec 12, 2017Observed: 4.92 ft at 4:15PM Dec 12, 2017Observed: 4.92 ft at 4:30PM Dec 12, 2017Observed: 4.91 ft at 4:45PM Dec 12, 2017Observed: 4.91 ft at 5:00PM Dec 12, 2017Observed: 4.91 ft at 5:15PM Dec 12, 2017Observed: 4.9 ft at 5:30PM Dec 12, 2017Observed: 4.91 ft at 5:45PM Dec 12, 2017Observed: 4.92 ft at 6:00PM Dec 12, 2017Observed: 4.92 ft at 6:15PM Dec 12, 2017Observed: 4.92 ft at 6:30PM Dec 12, 2017Observed: 4.92 ft at 6:45PM Dec 12, 2017Observed: 4.92 ft at 7:00PM Dec 12, 2017Observed: 4.92 ft at 7:15PM Dec 12, 2017Observed: 4.92 ft at 7:30PM Dec 12, 2017Observed: 4.91 ft at 7:45PM Dec 12, 2017Observed: 4.91 ft at 8:00PM Dec 12, 2017Observed: 4.91 ft at 8:15PM Dec 12, 2017Observed: 4.91 ft at 8:30PM Dec 12, 2017Observed: 4.91 ft at 8:45PM Dec 12, 2017Observed: 4.91 ft at 9:00PM Dec 12, 2017Observed: 4.91 ft at 9:15PM Dec 12, 2017Observed: 4.91 ft at 9:30PM Dec 12, 2017Observed: 4.91 ft at 9:45PM Dec 12, 2017Observed: 4.91 ft at 10:00PM Dec 12, 2017Observed: 4.91 ft at 10:15PM Dec 12, 2017Observed: 4.9 ft at 10:30PM Dec 12, 2017Observed: 4.9 ft at 10:45PM Dec 12, 2017USGS--Water Resources of the United StatesGURP4(plotting HGIRG) Graph Created (11:05PM Dec 12, 2017)ObservedLatest observed value: 4.9 ft at 10:45 PM AST 12-Dec-2017. Flood Stage is 18 ft
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About this graph
Tabular Data (UTC)
Tabular Data (AST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge readings inaccurate - awaiting repair.

NOTE: Forecasts are not available for the Rio Gurabo at Gurabo. Only observed stages are available for this point.

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Upstream Gauge - below El Mango Upstream Gauge Downstream Gauge Downstream Gauge - near Trujillo Alto
Flood Categories (in feet)
Major Flood Stage: 30
Moderate Flood Stage: 24
Flood Stage: 18
Action Stage: 14
Low Stage (in feet): 0

Historic Crests
(1) 32.70 ft on 09/06/1960
(2) 31.64 ft on 10/09/1970
(3) 31.44 ft on 09/10/1996
(4) 30.61 ft on 09/18/1989
(5) 30.09 ft on 12/08/1987
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 28.79 ft on 09/15/2004 (P)
(2) 25.61 ft on 11/12/2003
(3) 27.39 ft on 08/22/2001
(4) 18.36 ft on 11/10/1999
(5) 16.07 ft on 06/17/1999
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 05/19/1995

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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
23.14 Residence flooded on Calle 7 in Urb. Villa NuevaLandslide on Hwy 181 at KM 15.1
18.5 Between 18.5 and 19.00 feet ... the river is out of its banks and flooding is occurring on CARR #943 in Barrio Jaguas.
14.98 River at this level will causde flooding of residential homes in Barrio CampamentoRiver out of its banks and causing flooding on Road 1 in Barrio Alturas de Beatriz
About This Location Collapse

Latitude: 18.258333° N, Longitude: 65.968056° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 18 ft 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 NULL NULL  

Current/Historical Observations:

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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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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