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Hydrograph River at a Glance Download
Pascagoula River at Merrill Stage (ft)Flow (kcfs)Observed: 5.73 ft at 4:45AM Dec 03, 2023Observed: 5.74 ft at 5:00AM Dec 03, 2023Observed: 5.74 ft at 5:15AM Dec 03, 2023Observed: 5.76 ft at 5:30AM Dec 03, 2023Observed: 5.76 ft at 5:45AM Dec 03, 2023Observed: 5.77 ft at 6:00AM Dec 03, 2023Observed: 5.78 ft at 6:15AM Dec 03, 2023Observed: 5.79 ft at 6:30AM Dec 03, 2023Observed: 5.81 ft at 6:45AM Dec 03, 2023Observed: 5.8 ft at 7:00AM Dec 03, 2023Observed: 5.8 ft at 7:15AM Dec 03, 2023Observed: 5.8 ft at 7:30AM Dec 03, 2023Observed: 5.81 ft at 7:45AM Dec 03, 2023Observed: 5.81 ft at 8:00AM Dec 03, 2023Highest Observation: 5.82 ft at 8:15AM Dec 03, 2023Highest Observation: 5.82 ft at 8:30AM Dec 03, 2023Highest Observation: 5.82 ft at 8:45AM Dec 03, 2023Observed: 5.81 ft at 9:00AM Dec 03, 2023Observed: 5.8 ft at 9:15AM Dec 03, 2023Observed: 5.8 ft at 9:30AM Dec 03, 2023Observed: 5.81 ft at 9:45AM Dec 03, 2023Observed: 5.8 ft at 10:00AM Dec 03, 2023Observed: 5.81 ft at 10:15AM Dec 03, 2023Observed: 5.81 ft at 10:30AM Dec 03, 2023Observed: 5.8 ft at 10:45AM Dec 03, 2023Observed: 5.8 ft at 11:00AM Dec 03, 2023Observed: 5.8 ft at 11:15AM Dec 03, 2023Observed: 5.8 ft at 11:30AM Dec 03, 2023Observed: 5.79 ft at 11:45AM Dec 03, 2023Observed: 5.79 ft at 12:00PM Dec 03, 2023Observed: 5.78 ft at 12:15PM Dec 03, 2023Observed: 5.77 ft at 12:30PM Dec 03, 2023Observed: 5.77 ft at 12:45PM Dec 03, 2023Observed: 5.76 ft at 1:00PM Dec 03, 2023Observed: 5.76 ft at 1:15PM Dec 03, 2023Observed: 5.76 ft at 1:30PM Dec 03, 2023Observed: 5.73 ft at 3:30PM Dec 03, 2023Observed: 5.71 ft at 3:45PM Dec 03, 2023Observed: 5.71 ft at 4:00PM Dec 03, 2023Observed: 5.7 ft at 4:15PM Dec 03, 2023Observed: 5.69 ft at 4:30PM Dec 03, 2023Observed: 5.68 ft at 4:45PM Dec 03, 2023Observed: 5.69 ft at 5:00PM Dec 03, 2023Observed: 5.68 ft at 5:15PM Dec 03, 2023Observed: 5.68 ft at 5:30PM Dec 03, 2023Observed: 5.67 ft at 5:45PM Dec 03, 2023Observed: 5.66 ft at 6:00PM Dec 03, 2023Observed: 5.65 ft at 6:15PM Dec 03, 2023Observed: 5.64 ft at 6:30PM Dec 03, 2023Observed: 5.64 ft at 6:45PM Dec 03, 2023Observed: 5.63 ft at 7:00PM Dec 03, 2023Observed: 5.64 ft at 7:15PM Dec 03, 2023Observed: 5.62 ft at 7:30PM Dec 03, 2023Observed: 5.61 ft at 7:45PM Dec 03, 2023Observed: 5.6 ft at 8:00PM Dec 03, 2023Observed: 5.61 ft at 8:15PM Dec 03, 2023Observed: 5.58 ft at 8:30PM Dec 03, 2023Observed: 5.59 ft at 8:45PM Dec 03, 2023Observed: 5.57 ft at 9:00PM Dec 03, 2023Observed: 5.58 ft at 9:15PM Dec 03, 2023Observed: 5.58 ft at 9:30PM Dec 03, 2023Observed: 5.57 ft at 9:45PM Dec 03, 2023Observed: 5.56 ft at 10:00PM Dec 03, 2023Observed: 5.55 ft at 10:15PM Dec 03, 2023Observed: 5.54 ft at 10:30PM Dec 03, 2023Observed: 5.54 ft at 10:45PM Dec 03, 2023Observed: 5.53 ft at 11:00PM Dec 03, 2023Observed: 5.53 ft at 11:15PM Dec 03, 2023Observed: 5.51 ft at 11:30PM Dec 03, 2023Observed: 5.5 ft at 11:45PM Dec 03, 2023Observed: 5.5 ft at 12:00AM Dec 04, 2023Observed: 5.49 ft at 12:15AM Dec 04, 2023Observed: 5.49 ft at 12:30AM Dec 04, 2023Observed: 5.49 ft at 12:45AM Dec 04, 2023Observed: 5.48 ft at 1:00AM Dec 04, 2023Observed: 5.47 ft at 1:15AM Dec 04, 2023Observed: 5.47 ft at 1:30AM Dec 04, 2023Observed: 5.46 ft at 1:45AM Dec 04, 2023Observed: 5.46 ft at 2:00AM Dec 04, 2023Observed: 5.44 ft at 2:15AM Dec 04, 2023Observed: 5.44 ft at 2:30AM Dec 04, 2023Observed: 5.44 ft at 2:45AM Dec 04, 2023Observed: 5.44 ft at 3:00AM Dec 04, 2023Observed: 5.42 ft at 3:15AM Dec 04, 2023Observed: 5.42 ft at 3:30AM Dec 04, 2023Observed: 5.41 ft at 3:45AM Dec 04, 2023Observed: 5.4 ft at 4:00AM Dec 04, 2023Observed: 5.41 ft at 4:15AM Dec 04, 2023Observed: 5.38 ft at 4:30AM Dec 04, 2023Observed: 5.38 ft at 4:45AM Dec 04, 2023Observed: 5.38 ft at 5:00AM Dec 04, 2023Observed: 5.38 ft at 5:15AM Dec 04, 2023Observed: 5.38 ft at 5:30AM Dec 04, 2023Observed: 5.37 ft at 5:45AM Dec 04, 2023Observed: 5.36 ft at 6:00AM Dec 04, 2023Observed: 5.36 ft at 6:15AM Dec 04, 2023Observed: 5.34 ft at 6:30AM Dec 04, 2023Observed: 5.35 ft at 6:45AM Dec 04, 2023Observed: 5.35 ft at 7:00AM Dec 04, 2023Observed: 5.33 ft at 7:15AM Dec 04, 2023Observed: 5.33 ft at 7:30AM Dec 04, 2023Observed: 5.33 ft at 7:45AM Dec 04, 2023Observed: 5.32 ft at 8:00AM Dec 04, 2023Observed: 5.31 ft at 8:15AM Dec 04, 2023Observed: 5.32 ft at 8:30AM Dec 04, 2023Observed: 5.31 ft at 8:45AM Dec 04, 2023Observed: 5.31 ft at 9:00AM Dec 04, 2023Observed: 5.31 ft at 9:15AM Dec 04, 2023Observed: 5.3 ft at 9:30AM Dec 04, 2023Observed: 5.3 ft at 9:45AM Dec 04, 2023Observed: 5.29 ft at 10:00AM Dec 04, 2023Observed: 5.29 ft at 10:15AM Dec 04, 2023Observed: 5.29 ft at 10:30AM Dec 04, 2023Observed: 5.12 ft at 11:30PM Dec 04, 2023Observed: 5.12 ft at 11:45PM Dec 04, 2023Observed: 5.12 ft at 12:15AM Dec 05, 2023Observed: 5.11 ft at 12:30AM Dec 05, 2023Observed: 5.11 ft at 1:00AM Dec 05, 2023Observed: 5.1 ft at 1:15AM Dec 05, 2023Observed: 5.11 ft at 1:30AM Dec 05, 2023Observed: 5.09 ft at 1:45AM Dec 05, 2023Observed: 5.09 ft at 2:00AM Dec 05, 2023Observed: 5.08 ft at 2:15AM Dec 05, 2023Observed: 5.09 ft at 2:30AM Dec 05, 2023Observed: 5.08 ft at 2:45AM Dec 05, 2023Observed: 5.07 ft at 3:00AM Dec 05, 2023Observed: 5.07 ft at 3:15AM Dec 05, 2023Observed: 5.07 ft at 3:30AM Dec 05, 2023Observed: 5.06 ft at 3:45AM Dec 05, 2023Observed: 5.06 ft at 4:00AM Dec 05, 2023Observed: 5.06 ft at 4:15AM Dec 05, 2023Observed: 5.05 ft at 4:30AM Dec 05, 2023Observed: 5.05 ft at 4:45AM Dec 05, 2023Observed: 5.04 ft at 5:00AM Dec 05, 2023Observed: 5.03 ft at 5:15AM Dec 05, 2023Observed: 5.03 ft at 5:30AM Dec 05, 2023Observed: 5.03 ft at 5:45AM Dec 05, 2023Observed: 5.03 ft at 6:00AM Dec 05, 2023Observed: 5.02 ft at 6:15AM Dec 05, 2023Observed: 5.02 ft at 6:30AM Dec 05, 2023Observed: 5.01 ft at 6:45AM Dec 05, 2023Observed: 5.01 ft at 7:00AM Dec 05, 2023Observed: 5 ft at 7:15AM Dec 05, 2023Observed: 4.99 ft at 7:30AM Dec 05, 2023Observed: 5 ft at 7:45AM Dec 05, 2023Observed: 4.99 ft at 8:00AM Dec 05, 2023Observed: 4.99 ft at 8:15AM Dec 05, 2023Observed: 4.98 ft at 8:30AM Dec 05, 2023Observed: 4.97 ft at 8:45AM Dec 05, 2023Observed: 4.97 ft at 9:00AM Dec 05, 2023Observed: 4.97 ft at 9:15AM Dec 05, 2023Observed: 4.72 ft at 8:00PM Dec 05, 2023Observed: 4.71 ft at 8:15PM Dec 05, 2023Observed: 4.71 ft at 8:30PM Dec 05, 2023Observed: 4.65 ft at 11:00PM Dec 05, 2023Observed: 4.64 ft at 11:15PM Dec 05, 2023Observed: 4.63 ft at 11:30PM Dec 05, 2023Observed: 4.63 ft at 11:45PM Dec 05, 2023Observed: 4.62 ft at 12:00AM Dec 06, 2023Observed: 4.61 ft at 12:15AM Dec 06, 2023Observed: 4.61 ft at 12:30AM Dec 06, 2023Observed: 4.6 ft at 12:45AM Dec 06, 2023Observed: 4.59 ft at 1:00AM Dec 06, 2023Observed: 4.59 ft at 1:15AM Dec 06, 2023Observed: 4.59 ft at 1:30AM Dec 06, 2023Observed: 4.58 ft at 1:45AM Dec 06, 2023Observed: 4.57 ft at 2:00AM Dec 06, 2023Observed: 4.56 ft at 2:15AM Dec 06, 2023Observed: 4.56 ft at 2:30AM Dec 06, 2023Observed: 4.56 ft at 2:45AM Dec 06, 2023Observed: 4.55 ft at 3:00AM Dec 06, 2023Observed: 4.55 ft at 3:15AM Dec 06, 2023Observed: 4.54 ft at 3:30AM Dec 06, 2023Observed: 4.53 ft at 3:45AM Dec 06, 2023Observed: 4.53 ft at 4:00AM Dec 06, 2023Observed: 4.53 ft at 4:15AM Dec 06, 2023Observed: 4.51 ft at 4:30AM Dec 06, 2023Observed: 4.51 ft at 4:45AM Dec 06, 2023Observed: 4.5 ft at 5:00AM Dec 06, 2023Observed: 4.5 ft at 5:15AM Dec 06, 2023Observed: 4.49 ft at 5:30AM Dec 06, 2023Observed: 4.49 ft at 5:45AM Dec 06, 2023Observed: 4.48 ft at 6:00AM Dec 06, 2023Observed: 4.48 ft at 6:15AM Dec 06, 2023Observed: 4.47 ft at 6:30AM Dec 06, 2023Observed: 4.47 ft at 6:45AM Dec 06, 2023Observed: 4.46 ft at 7:00AM Dec 06, 2023Observed: 4.47 ft at 7:15AM Dec 06, 2023Observed: 4.45 ft at 7:30AM Dec 06, 2023Observed: 4.44 ft at 7:45AM Dec 06, 2023Observed: 4 ft at 7:30AM Dec 07, 2023Observed: 4.01 ft at 7:45AM Dec 07, 2023Observed: 3.99 ft at 8:00AM Dec 07, 2023Observed: 3.99 ft at 8:15AM Dec 07, 2023Observed: 3.99 ft at 8:30AM Dec 07, 2023Observed: 0.02 ft at 3:30AM Dec 08, 2023Observed: 0.02 ft at 3:45AM Dec 08, 2023Observed: 0.02 ft at 4:00AM Dec 08, 2023Observed: 0.02 ft at 4:15AM Dec 08, 2023Highest Forecast: 3.7 ft 6:00AM Dec 08, 2023Forecast: 3.6 ft 12:00PM Dec 08, 2023Forecast: 3.5 ft 6:00PM Dec 08, 2023Forecast: 3.4 ft 12:00AM Dec 09, 2023Forecast: 3.4 ft 6:00AM Dec 09, 2023Forecast: 3.3 ft 12:00PM Dec 09, 2023Forecast: 3.3 ft 6:00PM Dec 09, 2023Forecast: 3.2 ft 12:00AM Dec 10, 2023Forecast: 3.2 ft 6:00AM Dec 10, 2023Forecast: 3.1 ft 12:00PM Dec 10, 2023Forecast: 3.1 ft 6:00PM Dec 10, 2023Forecast: 3 ft 12:00AM Dec 11, 2023Forecast: 3 ft 6:00AM Dec 11, 2023Forecast: 3 ft 12:00PM Dec 11, 2023Forecast: 3 ft 6:00PM Dec 11, 2023Forecast: 2.9 ft 12:00AM Dec 12, 2023Forecast: 2.9 ft 6:00AM Dec 12, 2023MRRM6(plotting HGIRG) Graph Created (4:30AM Dec 8, 2023)ObservedForecast (issued 9:18AM Dec 7)Latest observed value: 0.02 ft at 4:15 AM CST 8-Dec-2023. Flood Stage is 22 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Pascagoula River at Merrill are issued routinely year-round.

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Downstream Gauge Downstream Gauge - at Graham Ferry
Flood Categories (in feet)
Major Flood Stage: 32
Moderate Flood Stage: 25
Flood Stage: 22
Action Stage: 12.5
Low Stage (in feet): -9999

Historic Crests
(1) 32.50 ft on 04/01/1900
(2) 31.00 ft on 07/09/1916
(3) 30.66 ft on 02/27/1961
(4) 30.20 ft on 04/22/1912
(5) 29.71 ft on 04/13/1938
(6) 29.50 ft on 12/15/1919
(7) 29.10 ft on 06/04/1909
(8) 28.60 ft on 06/08/1928
(9) 28.37 ft on 04/19/1974
(10) 28.02 ft on 03/16/2016
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.50 ft on 04/20/2023
(2) 21.09 ft on 02/22/2023 (P)
(3) 22.99 ft on 02/22/2023 (P)
(4) 22.93 ft on 02/18/2023
(5) 22.61 ft on 02/04/2023 (P)
(6) 23.46 ft on 08/30/2022
(7) 22.45 ft on 04/22/2022
(8) 22.27 ft on 09/04/2021
(9) 22.45 ft on 04/28/2021
(10) 23.29 ft on 04/17/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.87 ft on 11/04/1990
(2) 3.08 ft on 09/30/1990
(3) 3.24 ft on 09/26/1989
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:14
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
32 A portion of the railroad tracks will become flooded. USGS 100 year flood.
25 Flooding of some residences will occur as the level rises above 25 feet.
24 Streets of Merrill will become flooded. At 24 feet the bridge becomes inaccessible by vehicles.
23.5 Water is under homes in Plum Bluff Estates. Streets of Merrill flood.
22 Flood Stage. Water approaches homes in west Merrill.
20 Water covers the main road at Plum Bluff in southern George County.
18.5 Water covers roads at Smith's Fish Camp in Southern George County.
18 Some roads west of the river become flooded.
15 Water is under homes in Cedar Creek Estates.
14 Roads to Cedar Creek Estates are impassable.
13 Water covers the roads in Cedar Creek Estates in northern Jackson County.
About This Location Collapse

Latitude: 30.978056° N, Longitude: 88.726944° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 22 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 25.87 47.87 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 26.25 ft 48.25 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
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Mobile, AL 36608
(251) 633-6443
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