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Hydrograph River at a Glance Download
Henrys Fork at Manila Stage (ft)Flow (cfs)USGS--Water Resources of the United StatesHFMW4(plotting HGIRG) Graph Created (6:19AM Mar 28, 2024)Flood Stage is 11 ft
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Tabular Data (UTC)
Tabular Data (MDT)
XML Data
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Datum: NGVD29
Metadata
NOTE: Gauge reading may be affected by ice. Forecast flows are unadjusted for ice.

Reliability of the Forecast: Based on unobstructed flow

NOTE: Forecasts for the Henrys Fork at Manila are issued routinely year-round.

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Flood Categories (in feet)
Major Flood Stage: 23
Moderate Flood Stage: 19
Flood Stage: 11
Action Stage: 10.5
Low Stage (in feet): -9999

Historic Crests
(1) 9.65 ft on 06/08/1957
(2) 9.42 ft on 07/15/1959
(3) 8.47 ft on 06/09/1955
(4) 8.44 ft on 08/02/2022
(5) 8.17 ft on 05/27/1956
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.44 ft on 08/02/2022
(2) 5.07 ft on 08/19/2021
(3) 5.56 ft on 06/01/2020
(4) 5.97 ft on 06/15/2019
(5) 5.89 ft on 05/12/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:11
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 WATER OVERTOPS THE DECKING OF THE BRIDGE ON HIGHWAY 530.
19 MODERATE FLOOD STAGE. WATER REACHES THE LOWER SUB-STRUCTURE OF THE BRIDGE ON HIGHWAY 530.
11 FLOOD STAGE. MINOR FLOODING OF PASTURELAND UPSTREAM OF THE GAGE. APPROXIMATE MAXIMUM FLOW SINCE 1965. A FEW HOUSES DOWNSTREAM MAY HAVE STANDING WATER NEARBY.
10.5 BANKFULL STAGE/ACTION STAGE. RIVER BEGINS TO COVER FLOOD PLAIN.
Photos
(1) Looking Upstream---High Flow (near 2,400 cfs)---June 2010
(2) Looking Downstream--High Flow (near 2,400 cfs)---June 2010
(3) Looking Upstream---Moderate Flow
(4) Looking Downstream---Moderate Flow
About This Location Collapse

Latitude: 41.004528° N, Longitude: 109.667556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 6060.0 ft 6067.0 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:

Additional Information Collapse
Flood categories currently unreliable due to gage relocation.
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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
Riverton Weather Forecast Office
12744 West U.S. Highway 26
Riverton, WY 82501
(307) 857-3898
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Page last modified: 2-Nov-2020 7:28 PM
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