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Hydrograph River at a Glance Download
Yantic River at Yantic Stage (ft)Flow (kcfs)Highest Observation: 2.19 ft at 6:45AM Jul 05, 2020Observed: 2.18 ft at 7:00AM Jul 05, 2020Observed: 2.18 ft at 7:15AM Jul 05, 2020Observed: 2.17 ft at 7:30AM Jul 05, 2020Observed: 2.16 ft at 7:45AM Jul 05, 2020Observed: 2.16 ft at 8:00AM Jul 05, 2020Observed: 2.15 ft at 8:15AM Jul 05, 2020Observed: 2.15 ft at 8:30AM Jul 05, 2020Observed: 2.16 ft at 8:45AM Jul 05, 2020Observed: 2.14 ft at 9:00AM Jul 05, 2020Observed: 2.14 ft at 9:15AM Jul 05, 2020Observed: 2.14 ft at 9:30AM Jul 05, 2020Observed: 2.14 ft at 9:45AM Jul 05, 2020Observed: 2.13 ft at 10:00AM Jul 05, 2020Observed: 2.13 ft at 10:15AM Jul 05, 2020Observed: 2.13 ft at 10:30AM Jul 05, 2020Observed: 2.13 ft at 10:32AM Jul 05, 2020Observed: 2.12 ft at 10:45AM Jul 05, 2020Observed: 2.11 ft at 11:00AM Jul 05, 2020Observed: 2.12 ft at 11:15AM Jul 05, 2020Observed: 2.11 ft at 11:30AM Jul 05, 2020Observed: 2.1 ft at 11:45AM Jul 05, 2020Observed: 2.1 ft at 12:00PM Jul 05, 2020Observed: 2.1 ft at 12:15PM Jul 05, 2020Observed: 2.09 ft at 12:30PM Jul 05, 2020Observed: 2.09 ft at 12:45PM Jul 05, 2020Observed: 2.08 ft at 1:00PM Jul 05, 2020Observed: 2.08 ft at 1:15PM Jul 05, 2020Observed: 2.07 ft at 1:30PM Jul 05, 2020Observed: 2.07 ft at 1:45PM Jul 05, 2020Observed: 2.07 ft at 2:00PM Jul 05, 2020Observed: 2.06 ft at 2:15PM Jul 05, 2020Observed: 2.06 ft at 2:30PM Jul 05, 2020Observed: 2.06 ft at 2:45PM Jul 05, 2020Observed: 2.05 ft at 3:00PM Jul 05, 2020Observed: 2.05 ft at 3:15PM Jul 05, 2020Observed: 2.05 ft at 3:30PM Jul 05, 2020Observed: 2.05 ft at 3:45PM Jul 05, 2020Observed: 2.04 ft at 4:00PM Jul 05, 2020Observed: 2.04 ft at 4:15PM Jul 05, 2020Observed: 2.03 ft at 4:30PM Jul 05, 2020Observed: 2.03 ft at 4:45PM Jul 05, 2020Observed: 2.03 ft at 5:00PM Jul 05, 2020Observed: 2.03 ft at 5:15PM Jul 05, 2020Observed: 2.02 ft at 5:30PM Jul 05, 2020Observed: 2.02 ft at 5:45PM Jul 05, 2020Observed: 2.02 ft at 6:00PM Jul 05, 2020Observed: 2.01 ft at 6:15PM Jul 05, 2020Observed: 2.01 ft at 6:30PM Jul 05, 2020Observed: 2.01 ft at 6:45PM Jul 05, 2020Observed: 2 ft at 7:00PM Jul 05, 2020Observed: 1.99 ft at 7:15PM Jul 05, 2020Observed: 1.99 ft at 7:30PM Jul 05, 2020Observed: 2 ft at 7:45PM Jul 05, 2020Observed: 1.99 ft at 8:00PM Jul 05, 2020Observed: 1.99 ft at 8:15PM Jul 05, 2020Observed: 1.98 ft at 8:30PM Jul 05, 2020Observed: 1.98 ft at 8:45PM Jul 05, 2020Observed: 1.98 ft at 9:00PM Jul 05, 2020Observed: 1.97 ft at 9:15PM Jul 05, 2020Observed: 1.97 ft at 9:30PM Jul 05, 2020Observed: 1.96 ft at 9:45PM Jul 05, 2020Observed: 1.96 ft at 10:00PM Jul 05, 2020Observed: 1.96 ft at 10:15PM Jul 05, 2020Observed: 1.95 ft at 10:30PM Jul 05, 2020Observed: 1.95 ft at 10:45PM Jul 05, 2020Observed: 1.95 ft at 11:00PM Jul 05, 2020Observed: 1.95 ft at 11:15PM Jul 05, 2020Observed: 1.94 ft at 11:30PM Jul 05, 2020Observed: 1.94 ft at 11:45PM Jul 05, 2020Observed: 1.94 ft at 12:00AM Jul 06, 2020Observed: 1.93 ft at 12:15AM Jul 06, 2020Observed: 1.93 ft at 12:30AM Jul 06, 2020Observed: 1.93 ft at 12:45AM Jul 06, 2020Observed: 1.93 ft at 1:00AM Jul 06, 2020Observed: 1.92 ft at 1:15AM Jul 06, 2020Observed: 1.92 ft at 1:30AM Jul 06, 2020Observed: 1.92 ft at 1:45AM Jul 06, 2020Observed: 1.92 ft at 2:00AM Jul 06, 2020Observed: 1.91 ft at 2:15AM Jul 06, 2020Observed: 1.91 ft at 2:30AM Jul 06, 2020Observed: 1.91 ft at 2:45AM Jul 06, 2020Observed: 1.9 ft at 3:00AM Jul 06, 2020Observed: 1.91 ft at 3:15AM Jul 06, 2020Observed: 1.9 ft at 3:30AM Jul 06, 2020Observed: 1.89 ft at 3:45AM Jul 06, 2020Observed: 1.89 ft at 4:00AM Jul 06, 2020Observed: 1.89 ft at 4:15AM Jul 06, 2020Observed: 1.89 ft at 4:30AM Jul 06, 2020Observed: 1.89 ft at 4:45AM Jul 06, 2020Observed: 1.89 ft at 5:00AM Jul 06, 2020Observed: 1.88 ft at 5:15AM Jul 06, 2020Observed: 1.88 ft at 5:30AM Jul 06, 2020Observed: 1.87 ft at 5:45AM Jul 06, 2020Observed: 1.87 ft at 6:00AM Jul 06, 2020Observed: 1.87 ft at 6:15AM Jul 06, 2020Observed: 1.87 ft at 6:30AM Jul 06, 2020Observed: 1.86 ft at 6:45AM Jul 06, 2020Observed: 1.86 ft at 7:00AM Jul 06, 2020Observed: 1.86 ft at 7:15AM Jul 06, 2020Observed: 1.86 ft at 7:30AM Jul 06, 2020Observed: 1.85 ft at 7:45AM Jul 06, 2020Observed: 1.85 ft at 8:00AM Jul 06, 2020Observed: 1.85 ft at 8:15AM Jul 06, 2020Observed: 1.84 ft at 8:30AM Jul 06, 2020Observed: 1.84 ft at 8:45AM Jul 06, 2020Observed: 1.84 ft at 9:00AM Jul 06, 2020Observed: 1.83 ft at 9:15AM Jul 06, 2020Observed: 1.83 ft at 9:30AM Jul 06, 2020Observed: 1.83 ft at 9:45AM Jul 06, 2020Observed: 1.82 ft at 10:00AM Jul 06, 2020Observed: 1.82 ft at 10:15AM Jul 06, 2020Observed: 1.82 ft at 10:30AM Jul 06, 2020Observed: 1.81 ft at 10:45AM Jul 06, 2020Observed: 1.81 ft at 11:00AM Jul 06, 2020Observed: 1.8 ft at 11:15AM Jul 06, 2020Observed: 1.8 ft at 11:30AM Jul 06, 2020Observed: 1.8 ft at 11:45AM Jul 06, 2020Observed: 1.8 ft at 12:00PM Jul 06, 2020Observed: 1.8 ft at 12:15PM Jul 06, 2020Observed: 1.79 ft at 12:30PM Jul 06, 2020Observed: 1.78 ft at 12:45PM Jul 06, 2020Observed: 1.78 ft at 1:00PM Jul 06, 2020Observed: 1.78 ft at 1:15PM Jul 06, 2020Observed: 1.78 ft at 1:30PM Jul 06, 2020Observed: 1.77 ft at 1:45PM Jul 06, 2020Observed: 1.77 ft at 2:00PM Jul 06, 2020Observed: 1.77 ft at 2:15PM Jul 06, 2020Observed: 1.77 ft at 2:30PM Jul 06, 2020Observed: 1.76 ft at 2:45PM Jul 06, 2020Observed: 1.76 ft at 3:00PM Jul 06, 2020Observed: 1.76 ft at 3:15PM Jul 06, 2020Observed: 1.76 ft at 3:30PM Jul 06, 2020Observed: 1.75 ft at 3:45PM Jul 06, 2020Observed: 1.75 ft at 4:00PM Jul 06, 2020Observed: 1.75 ft at 4:15PM Jul 06, 2020Observed: 1.74 ft at 4:30PM Jul 06, 2020Observed: 1.74 ft at 4:45PM Jul 06, 2020Observed: 1.74 ft at 5:00PM Jul 06, 2020Observed: 1.74 ft at 5:15PM Jul 06, 2020Observed: 1.73 ft at 5:30PM Jul 06, 2020Observed: 1.73 ft at 5:45PM Jul 06, 2020Observed: 1.73 ft at 6:00PM Jul 06, 2020Observed: 1.73 ft at 6:15PM Jul 06, 2020Observed: 1.72 ft at 6:30PM Jul 06, 2020Observed: 1.72 ft at 6:45PM Jul 06, 2020Observed: 1.72 ft at 7:00PM Jul 06, 2020Observed: 1.72 ft at 7:15PM Jul 06, 2020Observed: 1.72 ft at 7:30PM Jul 06, 2020Observed: 1.71 ft at 7:45PM Jul 06, 2020Observed: 1.71 ft at 8:00PM Jul 06, 2020Observed: 1.71 ft at 8:15PM Jul 06, 2020Observed: 1.71 ft at 8:30PM Jul 06, 2020Observed: 1.71 ft at 8:45PM Jul 06, 2020Observed: 1.7 ft at 9:00PM Jul 06, 2020Observed: 1.7 ft at 9:15PM Jul 06, 2020Observed: 1.7 ft at 9:30PM Jul 06, 2020Observed: 1.7 ft at 9:45PM Jul 06, 2020Observed: 1.69 ft at 10:00PM Jul 06, 2020Observed: 1.69 ft at 10:15PM Jul 06, 2020Observed: 1.69 ft at 10:30PM Jul 06, 2020Observed: 1.69 ft at 10:45PM Jul 06, 2020Observed: 1.68 ft at 11:00PM Jul 06, 2020Observed: 1.68 ft at 11:15PM Jul 06, 2020Observed: 1.68 ft at 11:30PM Jul 06, 2020Observed: 1.68 ft at 11:45PM Jul 06, 2020Observed: 1.68 ft at 12:00AM Jul 07, 2020Observed: 1.68 ft at 12:15AM Jul 07, 2020Observed: 1.68 ft at 12:30AM Jul 07, 2020Observed: 1.68 ft at 12:45AM Jul 07, 2020Observed: 1.68 ft at 1:00AM Jul 07, 2020Observed: 1.68 ft at 1:15AM Jul 07, 2020Observed: 1.67 ft at 1:30AM Jul 07, 2020Observed: 1.67 ft at 1:45AM Jul 07, 2020Observed: 1.67 ft at 2:00AM Jul 07, 2020Observed: 1.67 ft at 2:15AM Jul 07, 2020Observed: 1.67 ft at 2:30AM Jul 07, 2020Observed: 1.67 ft at 2:45AM Jul 07, 2020Observed: 1.66 ft at 3:00AM Jul 07, 2020Observed: 1.66 ft at 3:15AM Jul 07, 2020Observed: 1.66 ft at 3:30AM Jul 07, 2020Observed: 1.66 ft at 3:45AM Jul 07, 2020Observed: 1.66 ft at 4:00AM Jul 07, 2020Observed: 1.66 ft at 4:15AM Jul 07, 2020Observed: 1.65 ft at 4:30AM Jul 07, 2020Observed: 1.65 ft at 4:45AM Jul 07, 2020Observed: 1.65 ft at 5:00AM Jul 07, 2020Observed: 1.65 ft at 5:15AM Jul 07, 2020Observed: 1.64 ft at 5:30AM Jul 07, 2020Observed: 1.64 ft at 5:45AM Jul 07, 2020Highest Forecast: 1.7 ft 8:00AM Jul 07, 2020Highest Forecast: 1.7 ft 2:00PM Jul 07, 2020Highest Forecast: 1.7 ft 8:00PM Jul 07, 2020Highest Forecast: 1.7 ft 2:00AM Jul 08, 2020Highest Forecast: 1.7 ft 8:00AM Jul 08, 2020Highest Forecast: 1.7 ft 2:00PM Jul 08, 2020Highest Forecast: 1.7 ft 8:00PM Jul 08, 2020Highest Forecast: 1.7 ft 2:00AM Jul 09, 2020Highest Forecast: 1.7 ft 8:00AM Jul 09, 2020USGS--Water Resources of the United StatesYTCC3(plotting HGIRG) Graph Created (6:31AM Jul 7, 2020)ObservedForecast (issued 11:18AM Jul 6)Latest observed value: 1.64 ft at 5:45 AM EDT 7-Jul-2020. Flood Stage is 9 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Yantic River at Yantic are issued routinely year-round.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 11
Moderate Flood Stage: 9.5
Flood Stage: 9
Action Stage: 7.5
Low Stage (in feet): -9999

Historic Crests
(1) 14.88 ft on 06/05/1982
(2) 14.66 ft on 09/21/1938
(3) 13.23 ft on 03/30/2010
(4) 12.74 ft on 01/26/1978
(5) 12.64 ft on 01/21/1979
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.53 ft on 09/26/2018
(2) 7.46 ft on 08/28/2011
(3) 9.30 ft on 03/07/2011
(4) 13.23 ft on 03/30/2010
(5) 9.69 ft on 02/13/2008
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
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
10 Flooding along Otrobando Avenue at the Fitness World, Pleasant Street bridge and along Town Street at the Norwichtown Mall.
9.5 Flooding begins at several commercial structures along west Town Street in Yantic Flats.
9 Flooding begins along Sturtevant Street.
7.5 Flooding begins in the Meadow in Yantic Flats.
About This Location Collapse

Latitude: 41.558611° N, Longitude: 72.121944° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 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 93.53 102.53 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:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

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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
Upton Weather Forecast Office
175 Brookhaven Ave. Bldg. NWS-1
Upton, NY 11973
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Page last modified: 1-Mar-2019 12:35 AM
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