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Hydrograph River at a Glance Download
St. Johns River at Astor Stage (ft)Flow (kcfs)Observed: 0.96 ft at 3:00AM Jul 21, 2017Observed: 0.99 ft at 3:15AM Jul 21, 2017Observed: 0.99 ft at 3:30AM Jul 21, 2017Observed: 0.97 ft at 3:45AM Jul 21, 2017Observed: 0.95 ft at 4:00AM Jul 21, 2017Observed: 0.96 ft at 4:15AM Jul 21, 2017Observed: 0.99 ft at 4:30AM Jul 21, 2017Observed: 1.01 ft at 4:45AM Jul 21, 2017Observed: 1.03 ft at 5:00AM Jul 21, 2017Observed: 1.02 ft at 5:15AM Jul 21, 2017Observed: 1 ft at 5:30AM Jul 21, 2017Observed: 0.99 ft at 5:45AM Jul 21, 2017Observed: 1 ft at 6:00AM Jul 21, 2017Observed: 1.01 ft at 6:15AM Jul 21, 2017Observed: 1.03 ft at 6:30AM Jul 21, 2017Observed: 1.04 ft at 6:45AM Jul 21, 2017Observed: 1.04 ft at 7:00AM Jul 21, 2017Observed: 1.03 ft at 7:15AM Jul 21, 2017Observed: 1.02 ft at 7:30AM Jul 21, 2017Observed: 1.02 ft at 7:45AM Jul 21, 2017Observed: 1.03 ft at 8:00AM Jul 21, 2017Observed: 1.03 ft at 8:15AM Jul 21, 2017Observed: 1.02 ft at 8:30AM Jul 21, 2017Observed: 1.01 ft at 8:45AM Jul 21, 2017Observed: 1.01 ft at 9:00AM Jul 21, 2017Observed: 1.02 ft at 9:15AM Jul 21, 2017Observed: 1.02 ft at 9:30AM Jul 21, 2017Observed: 1.02 ft at 9:45AM Jul 21, 2017Observed: 1.01 ft at 10:00AM Jul 21, 2017Observed: 1 ft at 10:15AM Jul 21, 2017Observed: 1 ft at 10:30AM Jul 21, 2017Observed: 1 ft at 10:45AM Jul 21, 2017Observed: 1.01 ft at 11:00AM Jul 21, 2017Observed: 1 ft at 11:15AM Jul 21, 2017Observed: 1 ft at 11:30AM Jul 21, 2017Observed: 1 ft at 11:45AM Jul 21, 2017Observed: 1 ft at 12:00PM Jul 21, 2017Observed: 1 ft at 12:15PM Jul 21, 2017Observed: 1.01 ft at 12:30PM Jul 21, 2017Observed: 1 ft at 12:45PM Jul 21, 2017Observed: 1 ft at 1:00PM Jul 21, 2017Observed: 0.99 ft at 1:15PM Jul 21, 2017Observed: 0.99 ft at 1:30PM Jul 21, 2017Observed: 0.98 ft at 1:45PM Jul 21, 2017Observed: 0.98 ft at 2:00PM Jul 21, 2017Observed: 0.98 ft at 2:15PM Jul 21, 2017Observed: 1 ft at 2:30PM Jul 21, 2017Observed: 0.99 ft at 2:45PM Jul 21, 2017Observed: 0.99 ft at 3:00PM Jul 21, 2017Observed: 0.99 ft at 3:15PM Jul 21, 2017Observed: 1 ft at 3:30PM Jul 21, 2017Observed: 1.01 ft at 3:45PM Jul 21, 2017Observed: 1 ft at 4:00PM Jul 21, 2017Observed: 1.03 ft at 4:15PM Jul 21, 2017Observed: 1.01 ft at 4:30PM Jul 21, 2017Observed: 1.02 ft at 4:45PM Jul 21, 2017Observed: 1.06 ft at 5:00PM Jul 21, 2017Observed: 1.05 ft at 5:15PM Jul 21, 2017Observed: 1.03 ft at 5:30PM Jul 21, 2017Observed: 1 ft at 5:45PM Jul 21, 2017Observed: 0.97 ft at 6:00PM Jul 21, 2017Observed: 0.93 ft at 6:15PM Jul 21, 2017Observed: 0.91 ft at 6:30PM Jul 21, 2017Observed: 0.91 ft at 6:45PM Jul 21, 2017Observed: 1.02 ft at 7:00PM Jul 21, 2017Observed: 1.14 ft at 7:15PM Jul 21, 2017Observed: 1.15 ft at 7:30PM Jul 21, 2017Observed: 1.06 ft at 7:45PM Jul 21, 2017Observed: 0.93 ft at 8:00PM Jul 21, 2017Observed: 0.87 ft at 8:15PM Jul 21, 2017Observed: 0.91 ft at 8:30PM Jul 21, 2017Observed: 0.99 ft at 8:45PM Jul 21, 2017Observed: 1.07 ft at 9:00PM Jul 21, 2017Observed: 1.1 ft at 9:15PM Jul 21, 2017Observed: 1.1 ft at 9:30PM Jul 21, 2017Observed: 1.03 ft at 9:45PM Jul 21, 2017Observed: 0.97 ft at 10:00PM Jul 21, 2017Observed: 0.95 ft at 10:15PM Jul 21, 2017Observed: 0.96 ft at 10:30PM Jul 21, 2017Observed: 0.97 ft at 10:45PM Jul 21, 2017Observed: 0.98 ft at 11:00PM Jul 21, 2017Observed: 0.99 ft at 11:15PM Jul 21, 2017Observed: 0.99 ft at 11:30PM Jul 21, 2017Observed: 0.98 ft at 11:45PM Jul 21, 2017Observed: 0.96 ft at 12:00AM Jul 22, 2017Observed: 0.95 ft at 12:15AM Jul 22, 2017Observed: 0.93 ft at 12:30AM Jul 22, 2017Observed: 0.92 ft at 12:45AM Jul 22, 2017Observed: 0.93 ft at 1:00AM Jul 22, 2017Observed: 0.94 ft at 1:15AM Jul 22, 2017Observed: 0.95 ft at 1:30AM Jul 22, 2017Observed: 0.97 ft at 1:45AM Jul 22, 2017Observed: 0.97 ft at 2:00AM Jul 22, 2017Observed: 0.96 ft at 2:15AM Jul 22, 2017Observed: 0.93 ft at 2:30AM Jul 22, 2017Observed: 0.93 ft at 2:45AM Jul 22, 2017Observed: 0.94 ft at 3:00AM Jul 22, 2017Observed: 0.96 ft at 3:15AM Jul 22, 2017Observed: 0.98 ft at 3:30AM Jul 22, 2017Observed: 0.99 ft at 3:45AM Jul 22, 2017Observed: 0.99 ft at 4:00AM Jul 22, 2017Observed: 0.97 ft at 4:15AM Jul 22, 2017Observed: 0.96 ft at 4:30AM Jul 22, 2017Observed: 0.96 ft at 4:45AM Jul 22, 2017Observed: 0.98 ft at 5:00AM Jul 22, 2017Observed: 1 ft at 5:15AM Jul 22, 2017Observed: 1.01 ft at 5:30AM Jul 22, 2017Observed: 1.02 ft at 5:45AM Jul 22, 2017Observed: 1.01 ft at 6:00AM Jul 22, 2017Observed: 1 ft at 6:15AM Jul 22, 2017Observed: 1 ft at 6:30AM Jul 22, 2017Observed: 1.02 ft at 6:45AM Jul 22, 2017Observed: 1.03 ft at 7:00AM Jul 22, 2017Observed: 1.03 ft at 7:15AM Jul 22, 2017Observed: 1.04 ft at 7:30AM Jul 22, 2017Observed: 1.03 ft at 7:45AM Jul 22, 2017Observed: 1.03 ft at 8:00AM Jul 22, 2017Observed: 1.03 ft at 8:15AM Jul 22, 2017Observed: 1.04 ft at 8:30AM Jul 22, 2017Observed: 1.04 ft at 8:45AM Jul 22, 2017Observed: 1.04 ft at 9:00AM Jul 22, 2017Observed: 1.01 ft at 9:15AM Jul 22, 2017Observed: 1.02 ft at 9:30AM Jul 22, 2017Observed: 1.01 ft at 9:45AM Jul 22, 2017Observed: 1.02 ft at 10:00AM Jul 22, 2017Observed: 1.02 ft at 10:15AM Jul 22, 2017Observed: 1.03 ft at 10:30AM Jul 22, 2017Observed: 1.01 ft at 10:45AM Jul 22, 2017Observed: 1.02 ft at 11:00AM Jul 22, 2017Observed: 1 ft at 11:15AM Jul 22, 2017Observed: 1.01 ft at 11:30AM Jul 22, 2017Observed: 0.99 ft at 11:45AM Jul 22, 2017Observed: 1.02 ft at 12:00PM Jul 22, 2017Observed: 1.04 ft at 12:15PM Jul 22, 2017Observed: 1.02 ft at 12:30PM Jul 22, 2017Observed: 1 ft at 12:45PM Jul 22, 2017Observed: 1 ft at 1:00PM Jul 22, 2017Observed: 1.01 ft at 1:15PM Jul 22, 2017Observed: 1.05 ft at 1:30PM Jul 22, 2017Observed: 1.08 ft at 1:45PM Jul 22, 2017Observed: 1.1 ft at 2:00PM Jul 22, 2017Observed: 0.99 ft at 2:15PM Jul 22, 2017Observed: 0.9 ft at 2:30PM Jul 22, 2017Observed: 0.86 ft at 2:45PM Jul 22, 2017Observed: 0.94 ft at 3:00PM Jul 22, 2017Observed: 0.98 ft at 3:15PM Jul 22, 2017Observed: 0.97 ft at 3:30PM Jul 22, 2017Observed: 1.06 ft at 3:45PM Jul 22, 2017Observed: 1.11 ft at 4:00PM Jul 22, 2017Observed: 1.14 ft at 4:15PM Jul 22, 2017Observed: 1.1 ft at 4:30PM Jul 22, 2017Observed: 0.95 ft at 4:45PM Jul 22, 2017Observed: 0.9 ft at 5:00PM Jul 22, 2017Observed: 1.01 ft at 5:15PM Jul 22, 2017Observed: 1.12 ft at 5:30PM Jul 22, 2017Observed: 1.17 ft at 5:45PM Jul 22, 2017Observed: 1.16 ft at 6:00PM Jul 22, 2017Observed: 1.06 ft at 6:15PM Jul 22, 2017Observed: 1.01 ft at 6:30PM Jul 22, 2017Observed: 1.02 ft at 6:45PM Jul 22, 2017Observed: 1.05 ft at 7:00PM Jul 22, 2017Observed: 1.05 ft at 7:15PM Jul 22, 2017Observed: 1.12 ft at 7:30PM Jul 22, 2017Observed: 1.15 ft at 7:45PM Jul 22, 2017Observed: 1.1 ft at 8:00PM Jul 22, 2017Observed: 1.06 ft at 8:15PM Jul 22, 2017Observed: 1.06 ft at 8:30PM Jul 22, 2017Observed: 1.08 ft at 8:45PM Jul 22, 2017Observed: 1.07 ft at 9:00PM Jul 22, 2017Observed: 1.05 ft at 9:15PM Jul 22, 2017Observed: 1.04 ft at 9:30PM Jul 22, 2017Observed: 1.04 ft at 9:45PM Jul 22, 2017Observed: 1.06 ft at 10:00PM Jul 22, 2017Observed: 1.08 ft at 10:15PM Jul 22, 2017Observed: 1.1 ft at 10:30PM Jul 22, 2017Observed: 1.1 ft at 10:45PM Jul 22, 2017Observed: 1.06 ft at 11:00PM Jul 22, 2017Observed: 1.02 ft at 11:15PM Jul 22, 2017Observed: 1.01 ft at 11:30PM Jul 22, 2017Observed: 1.03 ft at 11:45PM Jul 22, 2017Observed: 1.05 ft at 12:00AM Jul 23, 2017Observed: 1.05 ft at 12:15AM Jul 23, 2017Observed: 1.03 ft at 12:30AM Jul 23, 2017Observed: 1.02 ft at 12:45AM Jul 23, 2017Observed: 1.02 ft at 1:00AM Jul 23, 2017Observed: 1.01 ft at 1:15AM Jul 23, 2017Observed: 1.01 ft at 1:30AM Jul 23, 2017Observed: 1.02 ft at 1:45AM Jul 23, 2017Observed: 1.03 ft at 2:00AM Jul 23, 2017Observed: 1.02 ft at 2:15AM Jul 23, 2017Observed: 1.01 ft at 2:30AM Jul 23, 2017Observed: 1 ft at 2:45AM Jul 23, 2017Observed: 1 ft at 3:00AM Jul 23, 2017Observed: 1 ft at 3:15AM Jul 23, 2017Observed: 1 ft at 3:30AM Jul 23, 2017Observed: 1 ft at 3:45AM Jul 23, 2017Observed: 1.02 ft at 4:00AM Jul 23, 2017Observed: 1.04 ft at 4:15AM Jul 23, 2017Observed: 1.04 ft at 4:30AM Jul 23, 2017Observed: 1.04 ft at 4:45AM Jul 23, 2017Observed: 1.02 ft at 5:00AM Jul 23, 2017Observed: 1.02 ft at 5:15AM Jul 23, 2017Observed: 1.02 ft at 5:30AM Jul 23, 2017Observed: 1.02 ft at 5:45AM Jul 23, 2017Observed: 1.03 ft at 6:00AM Jul 23, 2017Observed: 1.06 ft at 6:15AM Jul 23, 2017Observed: 1.07 ft at 6:30AM Jul 23, 2017Observed: 1.06 ft at 6:45AM Jul 23, 2017Observed: 1.05 ft at 7:00AM Jul 23, 2017Observed: 1.05 ft at 7:15AM Jul 23, 2017Observed: 1.05 ft at 7:30AM Jul 23, 2017Observed: 1.06 ft at 7:45AM Jul 23, 2017Observed: 1.07 ft at 8:00AM Jul 23, 2017Observed: 1.08 ft at 8:15AM Jul 23, 2017Observed: 1.1 ft at 8:30AM Jul 23, 2017Observed: 1.1 ft at 8:45AM Jul 23, 2017Observed: 1.1 ft at 9:00AM Jul 23, 2017Observed: 1.11 ft at 9:15AM Jul 23, 2017Observed: 1.1 ft at 9:30AM Jul 23, 2017Observed: 1.08 ft at 9:45AM Jul 23, 2017Observed: 1.09 ft at 10:00AM Jul 23, 2017Observed: 1.1 ft at 10:15AM Jul 23, 2017Observed: 1.08 ft at 10:30AM Jul 23, 2017Observed: 1.09 ft at 10:45AM Jul 23, 2017Observed: 1.09 ft at 11:00AM Jul 23, 2017Observed: 1.02 ft at 11:15AM Jul 23, 2017Observed: 1.21 ft at 11:30AM Jul 23, 2017Observed: 1.33 ft at 11:45AM Jul 23, 2017Highest Observation: 1.52 ft at 12:00PM Jul 23, 2017Observed: 1.26 ft at 12:15PM Jul 23, 2017Observed: 1.03 ft at 12:30PM Jul 23, 2017Observed: 0.91 ft at 12:45PM Jul 23, 2017Observed: 1.06 ft at 1:00PM Jul 23, 2017Observed: 1.24 ft at 1:15PM Jul 23, 2017Observed: 1.34 ft at 1:30PM Jul 23, 2017Observed: 1.34 ft at 1:45PM Jul 23, 2017Observed: 1.29 ft at 2:00PM Jul 23, 2017Observed: 1.16 ft at 2:15PM Jul 23, 2017Observed: 1.04 ft at 2:30PM Jul 23, 2017Observed: 1.04 ft at 2:45PM Jul 23, 2017Observed: 1.15 ft at 3:00PM Jul 23, 2017Observed: 1.28 ft at 3:15PM Jul 23, 2017Observed: 1.3 ft at 3:30PM Jul 23, 2017Observed: 1.25 ft at 3:45PM Jul 23, 2017Observed: 1.16 ft at 4:00PM Jul 23, 2017Observed: 1.11 ft at 4:15PM Jul 23, 2017Observed: 1.11 ft at 4:30PM Jul 23, 2017Observed: 1.13 ft at 4:45PM Jul 23, 2017Observed: 1.16 ft at 5:00PM Jul 23, 2017Observed: 1.2 ft at 5:15PM Jul 23, 2017Observed: 1.2 ft at 5:30PM Jul 23, 2017Observed: 1.17 ft at 5:45PM Jul 23, 2017Observed: 1.16 ft at 6:00PM Jul 23, 2017Observed: 1.15 ft at 6:15PM Jul 23, 2017Observed: 1.21 ft at 6:30PM Jul 23, 2017Observed: 1.15 ft at 6:45PM Jul 23, 2017Observed: 1.14 ft at 7:00PM Jul 23, 2017Observed: 1.14 ft at 7:15PM Jul 23, 2017Observed: 1.18 ft at 7:30PM Jul 23, 2017Observed: 1.21 ft at 7:45PM Jul 23, 2017Observed: 1.2 ft at 8:00PM Jul 23, 2017Observed: 1.2 ft at 8:15PM Jul 23, 2017Observed: 1.18 ft at 8:30PM Jul 23, 2017Observed: 1.16 ft at 8:45PM Jul 23, 2017Observed: 1.17 ft at 9:00PM Jul 23, 2017Observed: 1.17 ft at 9:15PM Jul 23, 2017Observed: 1.19 ft at 9:30PM Jul 23, 2017Observed: 1.18 ft at 9:45PM Jul 23, 2017Observed: 1.17 ft at 10:00PM Jul 23, 2017Observed: 1.15 ft at 10:15PM Jul 23, 2017Observed: 1.14 ft at 10:30PM Jul 23, 2017Observed: 1.16 ft at 10:45PM Jul 23, 2017Observed: 1.17 ft at 11:00PM Jul 23, 2017Observed: 1.16 ft at 11:15PM Jul 23, 2017Observed: 1.16 ft at 11:30PM Jul 23, 2017Observed: 1.15 ft at 11:45PM Jul 23, 2017Observed: 1.14 ft at 12:00AM Jul 24, 2017Observed: 1.13 ft at 12:15AM Jul 24, 2017Observed: 1.13 ft at 12:30AM Jul 24, 2017Observed: 1.14 ft at 12:45AM Jul 24, 2017Observed: 1.14 ft at 1:00AM Jul 24, 2017Observed: 1.13 ft at 1:15AM Jul 24, 2017Observed: 1.12 ft at 1:30AM Jul 24, 2017USGS--Water Resources of the United StatesASTF1(plotting HGIRG) Graph Created (2:45AM Jul 24, 2017)ObservedLatest observed value: 1.12 ft at 1:30 AM EDT 24-Jul-2017. Flood Stage is 2.8 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the St. Johns River at Astor are issued as needed during times of high water, but are not routinely available.
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Upstream Gauge - near near Deland Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 4.5
Moderate Flood Stage: 3.5
Flood Stage: 2.8
Action Stage: 2.5
Low Stage (in feet): -9999

Historic Crests
(1) 4.62 ft on 10/27/1933
(2) 4.60 ft on 10/06/1933
(3) 4.55 ft on 09/09/1933
(4) 4.40 ft on 06/21/1934
(5) 4.06 ft on 11/30/1932
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 3.49 ft on 10/12/2016
(2) 3.81 ft on 09/25/2008
(3) 3.80 ft on 09/05/2008
(4) 2.86 ft on 10/07/2005
(5) 3.08 ft on 09/10/2005
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.49 ft on 05/29/2004
(2) -0.31 ft on 01/11/2009
Show More Low Water Records
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
4.5 Major flooding occurs to homes and businesses along the river.
3.5 Moderate flooding occurs with many yards and streets along the river and with canals flooded, water enters the first floor of low lying homes. Flooding to docks and yards at condominiums on Juno Trail and docks at Astor Bridge Marina. Roads flooded in South Moon Fish Camp and starting to move over the sea wall at Blair's Jungle Den.
3.2 Water covers yards and further encroaches on many low lying homes near the river. Flooding of many yards and low lying roads near the river.
3 Docks and boat ramps are under water at South Moon Fish Camp.
2.8 Minor flooding occurs to a few homes in low lying areas along the river. Flooding of low lying streets and yards north of Fox Road on the Lake County side of Astor, and from River Road northward on the Volusia side of the river. Docks covered at South Moon Fish Camp and approaching sea wall at Blair's Jungle Den.
2.5 Water begins to cover docks at South Moon Fish Camp. Water begins to move into yards and cover boat ramps in low lying areas along the river.
About This Location Collapse

Latitude: 29.166667° N, Longitude: 81.522222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 2.8 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 0.0 ft 2.8 ft 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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Page last modified: 21-Dec-2016 5:21 PM
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