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San Juan Radar Outage Impacts Precipitation Estimates.. read more here
Hydrograph River at a Glance Download
Rio De La Plata below Comerio Stage (ft)Observed: 6.57 ft at 7:00PM Apr 28, 2024Observed: 6.57 ft at 7:15PM Apr 28, 2024Observed: 6.57 ft at 7:30PM Apr 28, 2024Observed: 6.56 ft at 7:45PM Apr 28, 2024Observed: 6.56 ft at 8:00PM Apr 28, 2024Observed: 6.55 ft at 8:15PM Apr 28, 2024Observed: 6.55 ft at 8:30PM Apr 28, 2024Observed: 6.55 ft at 8:33PM Apr 28, 2024Observed: 6.55 ft at 8:35PM Apr 28, 2024Observed: 6.55 ft at 8:40PM Apr 28, 2024Observed: 6.56 ft at 8:45PM Apr 28, 2024Observed: 6.56 ft at 9:00PM Apr 28, 2024Observed: 6.56 ft at 9:15PM Apr 28, 2024Observed: 6.55 ft at 9:30PM Apr 28, 2024Observed: 6.55 ft at 9:45PM Apr 28, 2024Observed: 6.54 ft at 10:00PM Apr 28, 2024Observed: 6.54 ft at 10:15PM Apr 28, 2024Observed: 6.54 ft at 10:30PM Apr 28, 2024Observed: 6.54 ft at 10:45PM Apr 28, 2024Observed: 6.54 ft at 11:00PM Apr 28, 2024Observed: 6.53 ft at 11:07PM Apr 28, 2024Observed: 6.53 ft at 11:10PM Apr 28, 2024Observed: 6.53 ft at 11:15PM Apr 28, 2024Observed: 6.54 ft at 11:30PM Apr 28, 2024Observed: 6.54 ft at 11:45PM Apr 28, 2024Observed: 6.54 ft at 12:00AM Apr 29, 2024Observed: 6.54 ft at 12:15AM Apr 29, 2024Observed: 6.54 ft at 12:30AM Apr 29, 2024Observed: 6.53 ft at 12:45AM Apr 29, 2024Observed: 6.54 ft at 1:00AM Apr 29, 2024Observed: 6.54 ft at 1:15AM Apr 29, 2024Observed: 6.53 ft at 1:30AM Apr 29, 2024Observed: 6.54 ft at 1:45AM Apr 29, 2024Observed: 6.54 ft at 2:00AM Apr 29, 2024Observed: 6.54 ft at 2:15AM Apr 29, 2024Observed: 6.54 ft at 2:30AM Apr 29, 2024Observed: 6.54 ft at 2:45AM Apr 29, 2024Observed: 6.54 ft at 3:00AM Apr 29, 2024Observed: 6.54 ft at 3:15AM Apr 29, 2024Observed: 6.55 ft at 3:30AM Apr 29, 2024Observed: 6.54 ft at 3:45AM Apr 29, 2024Observed: 6.54 ft at 4:00AM Apr 29, 2024Observed: 6.54 ft at 4:15AM Apr 29, 2024Observed: 6.54 ft at 4:30AM Apr 29, 2024Observed: 6.54 ft at 4:45AM Apr 29, 2024Observed: 6.54 ft at 5:00AM Apr 29, 2024Observed: 6.56 ft at 5:15AM Apr 29, 2024Observed: 6.56 ft at 5:30AM Apr 29, 2024Observed: 6.58 ft at 5:45AM Apr 29, 2024Observed: 6.6 ft at 6:00AM Apr 29, 2024Observed: 6.62 ft at 6:15AM Apr 29, 2024Observed: 6.64 ft at 6:30AM Apr 29, 2024Observed: 6.67 ft at 6:45AM Apr 29, 2024Observed: 6.68 ft at 7:00AM Apr 29, 2024Observed: 6.7 ft at 7:15AM Apr 29, 2024Observed: 6.71 ft at 7:30AM Apr 29, 2024Observed: 6.73 ft at 7:45AM Apr 29, 2024Observed: 6.74 ft at 8:00AM Apr 29, 2024Observed: 6.75 ft at 8:15AM Apr 29, 2024Observed: 6.76 ft at 8:30AM Apr 29, 2024Observed: 6.77 ft at 8:45AM Apr 29, 2024Observed: 6.77 ft at 9:00AM Apr 29, 2024Observed: 6.78 ft at 9:15AM Apr 29, 2024Observed: 6.78 ft at 9:30AM Apr 29, 2024Observed: 6.79 ft at 9:45AM Apr 29, 2024Observed: 6.78 ft at 10:00AM Apr 29, 2024Observed: 6.78 ft at 10:15AM Apr 29, 2024Observed: 6.78 ft at 10:30AM Apr 29, 2024Observed: 6.78 ft at 10:45AM Apr 29, 2024Observed: 6.78 ft at 11:00AM Apr 29, 2024Observed: 6.78 ft at 11:15AM Apr 29, 2024Observed: 6.78 ft at 11:30AM Apr 29, 2024Observed: 6.77 ft at 11:45AM Apr 29, 2024Observed: 6.78 ft at 12:00PM Apr 29, 2024Observed: 6.78 ft at 12:15PM Apr 29, 2024Observed: 6.77 ft at 12:30PM Apr 29, 2024Observed: 6.77 ft at 12:38PM Apr 29, 2024Observed: 6.77 ft at 12:40PM Apr 29, 2024Observed: 6.77 ft at 12:45PM Apr 29, 2024Observed: 6.78 ft at 1:00PM Apr 29, 2024Observed: 6.77 ft at 1:15PM Apr 29, 2024Observed: 6.77 ft at 1:16PM Apr 29, 2024Observed: 6.8 ft at 1:20PM Apr 29, 2024Observed: 6.8 ft at 1:30PM Apr 29, 2024Observed: 6.82 ft at 1:45PM Apr 29, 2024Observed: 6.82 ft at 1:55PM Apr 29, 2024Observed: 6.83 ft at 2:00PM Apr 29, 2024Observed: 6.83 ft at 2:05PM Apr 29, 2024Observed: 6.84 ft at 2:15PM Apr 29, 2024Observed: 6.84 ft at 2:30PM Apr 29, 2024Observed: 6.85 ft at 2:45PM Apr 29, 2024Observed: 6.85 ft at 2:46PM Apr 29, 2024Observed: 6.85 ft at 2:47PM Apr 29, 2024Observed: 6.88 ft at 3:00PM Apr 29, 2024Observed: 6.88 ft at 3:03PM Apr 29, 2024Observed: 6.88 ft at 3:05PM Apr 29, 2024Observed: 6.89 ft at 3:15PM Apr 29, 2024Observed: 6.89 ft at 3:30PM Apr 29, 2024Observed: 6.89 ft at 3:45PM Apr 29, 2024Observed: 6.89 ft at 4:00PM Apr 29, 2024Observed: 6.9 ft at 4:15PM Apr 29, 2024Observed: 6.89 ft at 4:20PM Apr 29, 2024Observed: 6.9 ft at 4:30PM Apr 29, 2024Observed: 6.91 ft at 4:45PM Apr 29, 2024Observed: 6.92 ft at 5:00PM Apr 29, 2024Observed: 6.94 ft at 5:15PM Apr 29, 2024Observed: 6.97 ft at 5:30PM Apr 29, 2024Observed: 6.98 ft at 5:45PM Apr 29, 2024Observed: 6.99 ft at 6:00PM Apr 29, 2024Observed: 7.02 ft at 6:15PM Apr 29, 2024Observed: 7.04 ft at 6:30PM Apr 29, 2024Observed: 7.05 ft at 6:45PM Apr 29, 2024Observed: 7.06 ft at 7:00PM Apr 29, 2024Observed: 7.07 ft at 7:15PM Apr 29, 2024Observed: 7.07 ft at 7:17PM Apr 29, 2024Observed: 7.06 ft at 7:20PM Apr 29, 2024Observed: 7.07 ft at 7:30PM Apr 29, 2024Observed: 7.07 ft at 7:35PM Apr 29, 2024Observed: 7.07 ft at 7:45PM Apr 29, 2024Observed: 7.07 ft at 8:00PM Apr 29, 2024Observed: 7.06 ft at 8:15PM Apr 29, 2024Observed: 7.06 ft at 8:30PM Apr 29, 2024Observed: 7.06 ft at 8:45PM Apr 29, 2024Observed: 7.05 ft at 9:00PM Apr 29, 2024Observed: 7.05 ft at 9:15PM Apr 29, 2024Observed: 7.07 ft at 9:30PM Apr 29, 2024Observed: 7.07 ft at 9:45PM Apr 29, 2024Observed: 7.09 ft at 9:57PM Apr 29, 2024Observed: 7.1 ft at 10:00PM Apr 29, 2024Observed: 7.12 ft at 10:15PM Apr 29, 2024Observed: 7.13 ft at 10:28PM Apr 29, 2024Observed: 7.13 ft at 10:30PM Apr 29, 2024Observed: 7.14 ft at 10:38PM Apr 29, 2024Observed: 7.15 ft at 10:40PM Apr 29, 2024Observed: 7.15 ft at 10:45PM Apr 29, 2024Observed: 7.17 ft at 10:50PM Apr 29, 2024Observed: 7.17 ft at 10:55PM Apr 29, 2024Observed: 7.17 ft at 11:00PM Apr 29, 2024Observed: 7.17 ft at 11:05PM Apr 29, 2024Observed: 7.18 ft at 11:15PM Apr 29, 2024Observed: 7.18 ft at 11:22PM Apr 29, 2024Observed: 7.18 ft at 11:25PM Apr 29, 2024Observed: 7.16 ft at 11:30PM Apr 29, 2024Observed: 7.18 ft at 11:45PM Apr 29, 2024Observed: 7.17 ft at 12:00AM Apr 30, 2024Observed: 7.18 ft at 12:15AM Apr 30, 2024Observed: 7.19 ft at 12:30AM Apr 30, 2024Observed: 7.2 ft at 12:45AM Apr 30, 2024Observed: 7.2 ft at 1:00AM Apr 30, 2024Observed: 7.21 ft at 1:15AM Apr 30, 2024Observed: 7.22 ft at 1:30AM Apr 30, 2024Observed: 7.24 ft at 1:45AM Apr 30, 2024Observed: 7.25 ft at 2:00AM Apr 30, 2024Observed: 7.27 ft at 2:15AM Apr 30, 2024Observed: 7.28 ft at 2:30AM Apr 30, 2024Observed: 7.28 ft at 2:45AM Apr 30, 2024Observed: 7.28 ft at 3:00AM Apr 30, 2024Observed: 7.28 ft at 3:08AM Apr 30, 2024Observed: 7.28 ft at 3:15AM Apr 30, 2024Observed: 7.28 ft at 3:30AM Apr 30, 2024Observed: 7.27 ft at 3:45AM Apr 30, 2024Observed: 7.26 ft at 4:00AM Apr 30, 2024Observed: 7.26 ft at 4:02AM Apr 30, 2024Observed: 7.26 ft at 4:05AM Apr 30, 2024Observed: 7.27 ft at 4:15AM Apr 30, 2024Observed: 7.27 ft at 4:20AM Apr 30, 2024Observed: 7.27 ft at 4:30AM Apr 30, 2024Observed: 7.28 ft at 4:45AM Apr 30, 2024Observed: 7.27 ft at 5:00AM Apr 30, 2024Observed: 7.27 ft at 5:15AM Apr 30, 2024Observed: 7.29 ft at 5:30AM Apr 30, 2024Observed: 7.28 ft at 5:45AM Apr 30, 2024Observed: 7.29 ft at 6:00AM Apr 30, 2024Observed: 7.3 ft at 6:15AM Apr 30, 2024Observed: 7.31 ft at 6:30AM Apr 30, 2024Observed: 7.31 ft at 6:45AM Apr 30, 2024Observed: 7.33 ft at 7:00AM Apr 30, 2024Observed: 7.35 ft at 7:15AM Apr 30, 2024Observed: 7.35 ft at 7:30AM Apr 30, 2024Observed: 7.37 ft at 7:45AM Apr 30, 2024Observed: 7.39 ft at 8:00AM Apr 30, 2024Observed: 7.39 ft at 8:15AM Apr 30, 2024Observed: 7.4 ft at 8:30AM Apr 30, 2024Observed: 7.4 ft at 8:45AM Apr 30, 2024Observed: 7.41 ft at 8:51AM Apr 30, 2024Observed: 7.41 ft at 9:00AM Apr 30, 2024Observed: 7.41 ft at 9:05AM Apr 30, 2024Observed: 7.42 ft at 9:15AM Apr 30, 2024Observed: 7.4 ft at 9:30AM Apr 30, 2024Observed: 7.4 ft at 9:45AM Apr 30, 2024Observed: 7.41 ft at 10:00AM Apr 30, 2024Observed: 7.4 ft at 10:15AM Apr 30, 2024Observed: 7.41 ft at 10:30AM Apr 30, 2024Observed: 7.4 ft at 10:45AM Apr 30, 2024Observed: 7.4 ft at 11:00AM Apr 30, 2024Observed: 7.4 ft at 11:15AM Apr 30, 2024Observed: 7.4 ft at 11:30AM Apr 30, 2024Observed: 7.41 ft at 11:45AM Apr 30, 2024Observed: 7.42 ft at 12:00PM Apr 30, 2024Observed: 7.42 ft at 12:15PM Apr 30, 2024Observed: 7.42 ft at 12:30PM Apr 30, 2024Observed: 7.44 ft at 12:45PM Apr 30, 2024Observed: 7.44 ft at 1:00PM Apr 30, 2024Observed: 7.45 ft at 1:15PM Apr 30, 2024Observed: 7.46 ft at 1:30PM Apr 30, 2024Observed: 7.47 ft at 1:45PM Apr 30, 2024Observed: 7.47 ft at 2:00PM Apr 30, 2024Observed: 7.49 ft at 3:15PM Apr 30, 2024Observed: 7.49 ft at 3:30PM Apr 30, 2024Observed: 7.51 ft at 3:45PM Apr 30, 2024Observed: 7.52 ft at 4:00PM Apr 30, 2024Observed: 7.52 ft at 4:15PM Apr 30, 2024Observed: 7.53 ft at 4:30PM Apr 30, 2024Observed: 7.53 ft at 4:45PM Apr 30, 2024Observed: 7.53 ft at 5:00PM Apr 30, 2024Observed: 7.53 ft at 5:15PM Apr 30, 2024Observed: 7.52 ft at 5:30PM Apr 30, 2024Observed: 7.52 ft at 5:45PM Apr 30, 2024Observed: 7.52 ft at 6:00PM Apr 30, 2024Observed: 7.51 ft at 6:15PM Apr 30, 2024Observed: 7.51 ft at 6:30PM Apr 30, 2024Observed: 7.5 ft at 6:45PM Apr 30, 2024Observed: 7.49 ft at 7:00PM Apr 30, 2024Observed: 7.48 ft at 7:15PM Apr 30, 2024Observed: 7.47 ft at 7:30PM Apr 30, 2024Observed: 7.46 ft at 7:45PM Apr 30, 2024Observed: 7.46 ft at 8:00PM Apr 30, 2024Observed: 7.46 ft at 8:15PM Apr 30, 2024Observed: 7.44 ft at 8:30PM Apr 30, 2024Observed: 7.44 ft at 8:45PM Apr 30, 2024Observed: 7.43 ft at 9:00PM Apr 30, 2024Observed: 7.42 ft at 9:15PM Apr 30, 2024Observed: 7.41 ft at 9:30PM Apr 30, 2024Observed: 7.41 ft at 9:45PM Apr 30, 2024Observed: 7.41 ft at 10:00PM Apr 30, 2024Observed: 7.39 ft at 10:15PM Apr 30, 2024Observed: 7.39 ft at 10:30PM Apr 30, 2024Observed: 7.38 ft at 10:45PM Apr 30, 2024Observed: 7.39 ft at 11:00PM Apr 30, 2024Observed: 7.39 ft at 11:05PM Apr 30, 2024Observed: 7.4 ft at 11:15PM Apr 30, 2024Observed: 7.4 ft at 11:20PM Apr 30, 2024Observed: 7.41 ft at 11:30PM Apr 30, 2024Observed: 7.42 ft at 11:45PM Apr 30, 2024Observed: 7.42 ft at 11:46PM Apr 30, 2024Observed: 7.42 ft at 12:00AM May 01, 2024Observed: 7.41 ft at 12:15AM May 01, 2024Observed: 7.4 ft at 12:30AM May 01, 2024Observed: 7.4 ft at 12:45AM May 01, 2024Observed: 7.41 ft at 1:00AM May 01, 2024Observed: 7.4 ft at 1:15AM May 01, 2024Observed: 7.41 ft at 1:30AM May 01, 2024Observed: 7.41 ft at 1:45AM May 01, 2024Observed: 7.4 ft at 2:00AM May 01, 2024Observed: 7.4 ft at 2:15AM May 01, 2024Observed: 7.39 ft at 2:30AM May 01, 2024Observed: 7.39 ft at 2:45AM May 01, 2024Observed: 7.39 ft at 3:00AM May 01, 2024Observed: 7.39 ft at 3:15AM May 01, 2024Observed: 7.38 ft at 3:30AM May 01, 2024Observed: 7.37 ft at 3:45AM May 01, 2024Observed: 7.37 ft at 4:00AM May 01, 2024Observed: 7.37 ft at 4:15AM May 01, 2024Observed: 7.37 ft at 4:30AM May 01, 2024Observed: 7.35 ft at 4:45AM May 01, 2024Observed: 7.35 ft at 5:00AM May 01, 2024Observed: 7.34 ft at 5:15AM May 01, 2024Observed: 7.33 ft at 5:30AM May 01, 2024Observed: 7.33 ft at 5:45AM May 01, 2024Observed: 7.34 ft at 6:00AM May 01, 2024Observed: 7.33 ft at 6:15AM May 01, 2024Observed: 7.33 ft at 6:30AM May 01, 2024Observed: 7.32 ft at 6:45AM May 01, 2024Observed: 7.33 ft at 7:00AM May 01, 2024Observed: 7.33 ft at 7:15AM May 01, 2024Observed: 7.32 ft at 7:30AM May 01, 2024Observed: 7.31 ft at 7:45AM May 01, 2024Observed: 7.33 ft at 8:00AM May 01, 2024Observed: 7.32 ft at 8:15AM May 01, 2024Observed: 7.33 ft at 8:30AM May 01, 2024Observed: 7.33 ft at 8:45AM May 01, 2024Observed: 7.34 ft at 8:50AM May 01, 2024Observed: 7.36 ft at 9:00AM May 01, 2024Observed: 7.37 ft at 9:15AM May 01, 2024Observed: 7.38 ft at 9:30AM May 01, 2024Observed: 7.4 ft at 9:45AM May 01, 2024Observed: 7.4 ft at 10:00AM May 01, 2024Observed: 7.42 ft at 10:15AM May 01, 2024Observed: 7.44 ft at 10:30AM May 01, 2024Observed: 7.47 ft at 10:45AM May 01, 2024Observed: 7.5 ft at 11:00AM May 01, 2024Observed: 7.53 ft at 11:05AM May 01, 2024Observed: 7.55 ft at 11:15AM May 01, 2024Observed: 7.58 ft at 11:30AM May 01, 2024Observed: 7.6 ft at 11:45AM May 01, 2024Observed: 7.63 ft at 11:50AM May 01, 2024Observed: 7.63 ft at 12:00PM May 01, 2024Observed: 7.64 ft at 12:15PM May 01, 2024Observed: 7.67 ft at 12:30PM May 01, 2024Observed: 7.69 ft at 12:45PM May 01, 2024Observed: 7.71 ft at 12:55PM May 01, 2024Observed: 7.71 ft at 1:00PM May 01, 2024Observed: 7.71 ft at 1:15PM May 01, 2024Observed: 7.75 ft at 1:30PM May 01, 2024Observed: 7.8 ft at 1:45PM May 01, 2024Observed: 7.86 ft at 2:00PM May 01, 2024Observed: 7.96 ft at 2:15PM May 01, 2024Observed: 8.02 ft at 2:30PM May 01, 2024Observed: 8.05 ft at 2:45PM May 01, 2024Observed: 8.08 ft at 3:00PM May 01, 2024Observed: 8.1 ft at 3:15PM May 01, 2024Observed: 8.14 ft at 3:20PM May 01, 2024Observed: 8.15 ft at 3:30PM May 01, 2024Observed: 8.19 ft at 3:35PM May 01, 2024Observed: 8.23 ft at 3:45PM May 01, 2024Observed: 8.28 ft at 3:50PM May 01, 2024Observed: 8.3 ft at 4:00PM May 01, 2024Observed: 8.34 ft at 4:05PM May 01, 2024Observed: 8.37 ft at 4:15PM May 01, 2024Observed: 8.45 ft at 4:30PM May 01, 2024Observed: 8.54 ft at 4:45PM May 01, 2024Observed: 8.59 ft at 4:50PM May 01, 2024Observed: 8.65 ft at 5:00PM May 01, 2024Observed: 8.7 ft at 5:15PM May 01, 2024Observed: 8.76 ft at 5:30PM May 01, 2024Observed: 8.78 ft at 5:45PM May 01, 2024Observed: 8.8 ft at 5:50PM May 01, 2024Highest Observation: 8.83 ft at 6:00PM May 01, 2024USGS--Water Resources of the United StatesPRCP4(plotting HGIRG) Graph Created (6:52PM May 1, 2024)ObservedLatest observed value: 8.83 ft at 6:00 PM AST 1-May-2024.
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About this graph
Tabular Data (UTC)
Tabular Data (AST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Rio De La Plata below Comerio. Only observed stages are available for this point.
Return to Area Map
Flood Categories (in feet)
Not Available

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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.
About This Location Collapse

Latitude: 18.274275° N, Longitude: 66.206078° W, Horizontal Datum: NAD27

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 Not Available Not Available  

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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