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Hydrograph River at a Glance Download
Tomoka River near Holly Hill Stage (ft)Observed: 6.48 ft at 8:15PM May 19, 2022Observed: 6.48 ft at 8:30PM May 19, 2022Observed: 6.48 ft at 8:45PM May 19, 2022Observed: 6.49 ft at 9:00PM May 19, 2022Observed: 6.49 ft at 9:15PM May 19, 2022Observed: 6.49 ft at 9:30PM May 19, 2022Observed: 6.5 ft at 9:45PM May 19, 2022Observed: 6.5 ft at 10:00PM May 19, 2022Observed: 6.5 ft at 10:15PM May 19, 2022Observed: 6.5 ft at 10:30PM May 19, 2022Observed: 6.51 ft at 10:45PM May 19, 2022Observed: 6.51 ft at 11:00PM May 19, 2022Observed: 6.51 ft at 11:15PM May 19, 2022Observed: 6.51 ft at 11:30PM May 19, 2022Observed: 6.51 ft at 11:45PM May 19, 2022Observed: 6.51 ft at 12:00AM May 20, 2022Observed: 6.51 ft at 12:15AM May 20, 2022Observed: 6.51 ft at 12:30AM May 20, 2022Observed: 6.51 ft at 12:45AM May 20, 2022Observed: 6.51 ft at 1:00AM May 20, 2022Observed: 6.51 ft at 1:15AM May 20, 2022Observed: 6.51 ft at 1:30AM May 20, 2022Observed: 6.51 ft at 1:45AM May 20, 2022Observed: 6.51 ft at 2:00AM May 20, 2022Observed: 6.51 ft at 2:15AM May 20, 2022Observed: 6.51 ft at 2:30AM May 20, 2022Observed: 6.51 ft at 2:45AM May 20, 2022Observed: 6.51 ft at 3:00AM May 20, 2022Observed: 6.51 ft at 3:15AM May 20, 2022Observed: 6.5 ft at 3:30AM May 20, 2022Observed: 6.5 ft at 3:45AM May 20, 2022Observed: 6.5 ft at 4:00AM May 20, 2022Observed: 6.5 ft at 4:15AM May 20, 2022Observed: 6.5 ft at 4:30AM May 20, 2022Observed: 6.5 ft at 4:45AM May 20, 2022Observed: 6.5 ft at 5:00AM May 20, 2022Observed: 6.49 ft at 5:15AM May 20, 2022Observed: 6.49 ft at 5:30AM May 20, 2022Observed: 6.49 ft at 5:45AM May 20, 2022Observed: 6.49 ft at 6:00AM May 20, 2022Observed: 6.49 ft at 6:15AM May 20, 2022Observed: 6.49 ft at 6:30AM May 20, 2022Observed: 6.49 ft at 6:45AM May 20, 2022Observed: 6.49 ft at 7:00AM May 20, 2022Observed: 6.48 ft at 7:15AM May 20, 2022Observed: 6.48 ft at 7:30AM May 20, 2022Observed: 6.48 ft at 7:45AM May 20, 2022Observed: 6.48 ft at 8:00AM May 20, 2022Observed: 6.48 ft at 8:15AM May 20, 2022Observed: 6.47 ft at 8:30AM May 20, 2022Observed: 6.47 ft at 8:45AM May 20, 2022Observed: 6.47 ft at 9:00AM May 20, 2022Observed: 6.47 ft at 9:15AM May 20, 2022Observed: 6.47 ft at 9:30AM May 20, 2022Observed: 6.47 ft at 9:45AM May 20, 2022Observed: 6.47 ft at 10:00AM May 20, 2022Observed: 6.46 ft at 10:15AM May 20, 2022Observed: 6.46 ft at 10:30AM May 20, 2022Observed: 6.46 ft at 10:45AM May 20, 2022Observed: 6.46 ft at 11:00AM May 20, 2022Observed: 6.46 ft at 11:15AM May 20, 2022Observed: 6.45 ft at 11:30AM May 20, 2022Observed: 6.45 ft at 11:45AM May 20, 2022Observed: 6.45 ft at 12:00PM May 20, 2022Observed: 6.45 ft at 12:15PM May 20, 2022Observed: 6.45 ft at 12:30PM May 20, 2022Observed: 6.44 ft at 12:45PM May 20, 2022Observed: 6.44 ft at 1:00PM May 20, 2022Observed: 6.44 ft at 1:15PM May 20, 2022Observed: 6.43 ft at 1:30PM May 20, 2022Observed: 6.43 ft at 1:45PM May 20, 2022Observed: 6.43 ft at 2:00PM May 20, 2022Observed: 6.43 ft at 2:15PM May 20, 2022Observed: 6.43 ft at 2:30PM May 20, 2022Observed: 6.43 ft at 2:45PM May 20, 2022Observed: 6.43 ft at 3:00PM May 20, 2022Observed: 6.42 ft at 3:15PM May 20, 2022Observed: 6.42 ft at 3:30PM May 20, 2022Observed: 6.42 ft at 3:45PM May 20, 2022Observed: 6.42 ft at 4:00PM May 20, 2022Observed: 6.42 ft at 4:15PM May 20, 2022Observed: 6.42 ft at 4:30PM May 20, 2022Observed: 6.42 ft at 4:45PM May 20, 2022Observed: 6.42 ft at 5:00PM May 20, 2022Observed: 6.42 ft at 5:15PM May 20, 2022Observed: 6.42 ft at 5:30PM May 20, 2022Observed: 6.42 ft at 5:45PM May 20, 2022Observed: 6.42 ft at 6:00PM May 20, 2022Observed: 6.42 ft at 6:15PM May 20, 2022Observed: 6.43 ft at 6:30PM May 20, 2022Observed: 6.43 ft at 6:45PM May 20, 2022Observed: 6.43 ft at 7:00PM May 20, 2022Observed: 6.43 ft at 7:15PM May 20, 2022Observed: 6.43 ft at 7:30PM May 20, 2022Observed: 6.44 ft at 7:45PM May 20, 2022Observed: 6.44 ft at 8:00PM May 20, 2022Observed: 6.45 ft at 8:15PM May 20, 2022Observed: 6.45 ft at 8:30PM May 20, 2022Observed: 6.45 ft at 8:45PM May 20, 2022Observed: 6.46 ft at 9:00PM May 20, 2022Observed: 6.46 ft at 9:15PM May 20, 2022Observed: 6.47 ft at 9:30PM May 20, 2022Observed: 6.47 ft at 9:45PM May 20, 2022Observed: 6.48 ft at 10:00PM May 20, 2022Observed: 6.48 ft at 10:15PM May 20, 2022Observed: 6.49 ft at 10:30PM May 20, 2022Observed: 6.49 ft at 10:45PM May 20, 2022Observed: 6.5 ft at 11:00PM May 20, 2022Observed: 6.51 ft at 11:15PM May 20, 2022Observed: 6.51 ft at 11:30PM May 20, 2022Observed: 6.51 ft at 11:45PM May 20, 2022Observed: 6.52 ft at 12:00AM May 21, 2022Observed: 6.53 ft at 12:15AM May 21, 2022Observed: 6.53 ft at 12:30AM May 21, 2022Observed: 6.53 ft at 12:45AM May 21, 2022Observed: 6.54 ft at 1:00AM May 21, 2022Observed: 6.55 ft at 1:15AM May 21, 2022Observed: 6.55 ft at 1:30AM May 21, 2022Observed: 6.56 ft at 1:45AM May 21, 2022Observed: 6.56 ft at 2:00AM May 21, 2022Observed: 6.57 ft at 2:15AM May 21, 2022Observed: 6.58 ft at 2:30AM May 21, 2022Observed: 6.58 ft at 2:45AM May 21, 2022Observed: 6.59 ft at 3:00AM May 21, 2022Observed: 6.6 ft at 3:15AM May 21, 2022Observed: 6.6 ft at 3:30AM May 21, 2022Observed: 6.61 ft at 3:45AM May 21, 2022Observed: 6.61 ft at 4:00AM May 21, 2022Observed: 6.62 ft at 4:15AM May 21, 2022Observed: 6.62 ft at 4:30AM May 21, 2022Observed: 6.63 ft at 4:45AM May 21, 2022Observed: 6.63 ft at 5:00AM May 21, 2022Observed: 6.64 ft at 5:15AM May 21, 2022Observed: 6.65 ft at 5:30AM May 21, 2022Observed: 6.65 ft at 5:45AM May 21, 2022Observed: 6.66 ft at 6:00AM May 21, 2022Observed: 6.67 ft at 6:15AM May 21, 2022Observed: 6.67 ft at 6:30AM May 21, 2022Observed: 6.68 ft at 6:45AM May 21, 2022Observed: 6.68 ft at 7:00AM May 21, 2022Observed: 6.69 ft at 7:15AM May 21, 2022Observed: 6.69 ft at 7:30AM May 21, 2022Observed: 6.7 ft at 7:45AM May 21, 2022Observed: 6.71 ft at 8:00AM May 21, 2022Observed: 6.71 ft at 8:15AM May 21, 2022Observed: 6.72 ft at 8:30AM May 21, 2022Observed: 6.72 ft at 8:45AM May 21, 2022Observed: 6.73 ft at 9:00AM May 21, 2022Observed: 6.73 ft at 9:15AM May 21, 2022Observed: 6.74 ft at 9:30AM May 21, 2022Observed: 6.75 ft at 9:45AM May 21, 2022Observed: 6.75 ft at 10:00AM May 21, 2022Observed: 6.76 ft at 10:15AM May 21, 2022Observed: 6.76 ft at 10:30AM May 21, 2022Observed: 6.76 ft at 10:45AM May 21, 2022Observed: 6.77 ft at 11:00AM May 21, 2022Observed: 6.78 ft at 11:15AM May 21, 2022Observed: 6.78 ft at 11:30AM May 21, 2022Observed: 6.78 ft at 11:45AM May 21, 2022Observed: 6.79 ft at 12:00PM May 21, 2022Observed: 6.79 ft at 12:15PM May 21, 2022Observed: 6.8 ft at 12:30PM May 21, 2022Observed: 6.8 ft at 12:45PM May 21, 2022Observed: 6.8 ft at 1:00PM May 21, 2022Observed: 6.81 ft at 1:15PM May 21, 2022Observed: 6.81 ft at 1:30PM May 21, 2022Observed: 6.81 ft at 1:45PM May 21, 2022Observed: 6.81 ft at 2:00PM May 21, 2022Observed: 6.81 ft at 2:15PM May 21, 2022Observed: 6.82 ft at 2:30PM May 21, 2022Observed: 6.82 ft at 2:45PM May 21, 2022Observed: 6.82 ft at 3:00PM May 21, 2022Observed: 6.82 ft at 3:15PM May 21, 2022Observed: 6.82 ft at 3:30PM May 21, 2022Observed: 6.85 ft at 3:45PM May 21, 2022Observed: 6.86 ft at 4:00PM May 21, 2022Observed: 6.87 ft at 4:15PM May 21, 2022Observed: 6.88 ft at 4:30PM May 21, 2022Observed: 6.88 ft at 4:45PM May 21, 2022Observed: 6.89 ft at 5:00PM May 21, 2022Observed: 6.9 ft at 5:15PM May 21, 2022Observed: 6.91 ft at 5:30PM May 21, 2022Observed: 6.91 ft at 5:45PM May 21, 2022Observed: 6.92 ft at 6:00PM May 21, 2022Observed: 6.93 ft at 6:15PM May 21, 2022Observed: 6.94 ft at 6:30PM May 21, 2022Observed: 6.95 ft at 6:45PM May 21, 2022Observed: 6.95 ft at 7:00PM May 21, 2022Observed: 6.96 ft at 7:15PM May 21, 2022Observed: 6.96 ft at 7:30PM May 21, 2022Observed: 6.97 ft at 7:45PM May 21, 2022Observed: 6.97 ft at 8:00PM May 21, 2022Observed: 6.98 ft at 8:15PM May 21, 2022Observed: 6.98 ft at 8:30PM May 21, 2022Observed: 6.98 ft at 8:45PM May 21, 2022Observed: 6.98 ft at 9:00PM May 21, 2022Observed: 6.98 ft at 9:15PM May 21, 2022Observed: 6.98 ft at 9:30PM May 21, 2022Observed: 6.98 ft at 9:45PM May 21, 2022Observed: 6.98 ft at 10:00PM May 21, 2022Observed: 6.99 ft at 10:15PM May 21, 2022Observed: 6.99 ft at 10:30PM May 21, 2022Observed: 7 ft at 10:45PM May 21, 2022Observed: 7.01 ft at 11:00PM May 21, 2022Observed: 7.02 ft at 11:15PM May 21, 2022Observed: 7.03 ft at 11:30PM May 21, 2022Observed: 7.04 ft at 11:45PM May 21, 2022Observed: 7.05 ft at 12:00AM May 22, 2022Observed: 7.05 ft at 12:15AM May 22, 2022Observed: 7.06 ft at 12:30AM May 22, 2022Observed: 7.07 ft at 12:45AM May 22, 2022Observed: 7.08 ft at 1:00AM May 22, 2022Observed: 7.09 ft at 1:15AM May 22, 2022Observed: 7.1 ft at 1:30AM May 22, 2022Observed: 7.11 ft at 1:45AM May 22, 2022Observed: 7.11 ft at 2:00AM May 22, 2022Observed: 7.12 ft at 2:15AM May 22, 2022Observed: 7.13 ft at 2:30AM May 22, 2022Observed: 7.13 ft at 2:45AM May 22, 2022Observed: 7.13 ft at 3:00AM May 22, 2022Observed: 7.14 ft at 3:15AM May 22, 2022Observed: 7.14 ft at 3:30AM May 22, 2022Observed: 7.15 ft at 3:45AM May 22, 2022Observed: 7.15 ft at 4:00AM May 22, 2022Observed: 7.16 ft at 4:15AM May 22, 2022Observed: 7.16 ft at 4:30AM May 22, 2022Observed: 7.16 ft at 4:45AM May 22, 2022Observed: 7.16 ft at 5:00AM May 22, 2022Observed: 7.17 ft at 5:15AM May 22, 2022Observed: 7.17 ft at 5:30AM May 22, 2022Observed: 7.17 ft at 5:45AM May 22, 2022Observed: 7.18 ft at 6:00AM May 22, 2022Observed: 7.18 ft at 6:15AM May 22, 2022Observed: 7.18 ft at 6:30AM May 22, 2022Observed: 7.18 ft at 6:45AM May 22, 2022Observed: 7.19 ft at 7:00AM May 22, 2022Observed: 7.19 ft at 7:15AM May 22, 2022Observed: 7.2 ft at 7:30AM May 22, 2022Observed: 7.2 ft at 7:45AM May 22, 2022Observed: 7.2 ft at 8:00AM May 22, 2022Observed: 7.21 ft at 8:15AM May 22, 2022Observed: 7.21 ft at 8:30AM May 22, 2022Observed: 7.22 ft at 8:45AM May 22, 2022Observed: 7.22 ft at 9:00AM May 22, 2022Observed: 7.22 ft at 9:15AM May 22, 2022Observed: 7.23 ft at 9:30AM May 22, 2022Observed: 7.23 ft at 9:45AM May 22, 2022Observed: 7.24 ft at 10:00AM May 22, 2022Observed: 7.24 ft at 10:15AM May 22, 2022Observed: 7.25 ft at 10:30AM May 22, 2022Observed: 7.25 ft at 10:45AM May 22, 2022Observed: 7.25 ft at 11:00AM May 22, 2022Observed: 7.26 ft at 11:15AM May 22, 2022Observed: 7.26 ft at 11:30AM May 22, 2022Observed: 7.26 ft at 11:45AM May 22, 2022Observed: 7.26 ft at 12:00PM May 22, 2022Observed: 7.27 ft at 12:15PM May 22, 2022Observed: 7.27 ft at 12:30PM May 22, 2022Observed: 7.27 ft at 12:45PM May 22, 2022Observed: 7.27 ft at 1:00PM May 22, 2022Highest Observation: 7.28 ft at 1:15PM May 22, 2022Highest Observation: 7.28 ft at 1:30PM May 22, 2022Highest Observation: 7.28 ft at 1:45PM May 22, 2022Highest Observation: 7.28 ft at 2:00PM May 22, 2022Highest Observation: 7.28 ft at 2:15PM May 22, 2022Highest Observation: 7.28 ft at 2:30PM May 22, 2022Highest Observation: 7.28 ft at 2:45PM May 22, 2022Highest Observation: 7.28 ft at 3:00PM May 22, 2022Highest Observation: 7.28 ft at 3:15PM May 22, 2022Highest Observation: 7.28 ft at 3:30PM May 22, 2022Highest Observation: 7.28 ft at 3:45PM May 22, 2022Highest Observation: 7.28 ft at 4:00PM May 22, 2022Highest Observation: 7.28 ft at 4:15PM May 22, 2022Highest Observation: 7.28 ft at 4:30PM May 22, 2022Highest Observation: 7.28 ft at 4:45PM May 22, 2022Observed: 7.27 ft at 5:00PM May 22, 2022Observed: 7.27 ft at 5:15PM May 22, 2022Observed: 7.27 ft at 5:30PM May 22, 2022Observed: 7.27 ft at 5:45PM May 22, 2022Observed: 7.26 ft at 6:00PM May 22, 2022Observed: 7.26 ft at 6:15PM May 22, 2022Observed: 7.26 ft at 6:30PM May 22, 2022Observed: 7.26 ft at 6:45PM May 22, 2022Observed: 7.26 ft at 7:00PM May 22, 2022Observed: 7.25 ft at 7:15PM May 22, 2022Observed: 7.25 ft at 7:30PM May 22, 2022USGS--Water Resources of the United StatesTHHF1(plotting HGIRG) Graph Created (8:01PM May 22, 2022)ObservedLatest observed value: 7.25 ft at 7:30 PM EDT 22-May-2022.
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Tomoka River near Holly Hill. Only observed stages are available for this point.
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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
Currently none available.

Recent Crests
Currently none available.

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: 29.217481° N, Longitude: 81.108669° 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 Not Available Not Available  

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
Melbourne Weather Forecast Office
421 Croton Road
Melbourne, FL 32935
(321) 255-0212
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