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Tailwater (ft) Observed: 338.01 ft at 7:00PM Sep 13, 2022 Observed: 337.46 ft at 8:00PM Sep 13, 2022 Observed: 337.24 ft at 9:00PM Sep 13, 2022 Observed: 337.29 ft at 10:00PM Sep 13, 2022 Observed: 337.57 ft at 11:00PM Sep 13, 2022 Observed: 337.8 ft at 12:00AM Sep 14, 2022 Observed: 338.05 ft at 1:00AM Sep 14, 2022 Observed: 337.91 ft at 2:00AM Sep 14, 2022 Observed: 337.83 ft at 3:00AM Sep 14, 2022 Observed: 337.67 ft at 4:00AM Sep 14, 2022 Observed: 337.54 ft at 5:00AM Sep 14, 2022 Observed: 337.58 ft at 6:00AM Sep 14, 2022 Observed: 337.64 ft at 7:00AM Sep 14, 2022 Observed: 337.76 ft at 8:00AM Sep 14, 2022 Observed: 337.8 ft at 9:00AM Sep 14, 2022 Observed: 337.81 ft at 10:00AM Sep 14, 2022 Observed: 337.73 ft at 11:00AM Sep 14, 2022 Observed: 337.61 ft at 12:00PM Sep 14, 2022 Observed: 338.07 ft at 1:00PM Sep 14, 2022 Observed: 338.44 ft at 2:00PM Sep 14, 2022 Observed: 338.57 ft at 3:00PM Sep 14, 2022 Observed: 338.71 ft at 4:00PM Sep 14, 2022 Observed: 339.87 ft at 5:00PM Sep 14, 2022 Observed: 339.29 ft at 6:00PM Sep 14, 2022 Observed: 337.92 ft at 7:00PM Sep 14, 2022 Observed: 337.41 ft at 8:00PM Sep 14, 2022 Observed: 337.2 ft at 9:00PM Sep 14, 2022 Observed: 337.33 ft at 10:00PM Sep 14, 2022 Observed: 337.68 ft at 11:00PM Sep 14, 2022 Observed: 337.88 ft at 12:00AM Sep 15, 2022 Observed: 338.14 ft at 1:00AM Sep 15, 2022 Observed: 337.9 ft at 2:00AM Sep 15, 2022 Observed: 337.77 ft at 3:00AM Sep 15, 2022 Observed: 337.6 ft at 4:00AM Sep 15, 2022 Observed: 337.51 ft at 5:00AM Sep 15, 2022 Observed: 337.56 ft at 6:00AM Sep 15, 2022 Observed: 337.68 ft at 7:00AM Sep 15, 2022 Observed: 337.85 ft at 8:00AM Sep 15, 2022 Observed: 337.84 ft at 9:00AM Sep 15, 2022 Observed: 337.77 ft at 10:00AM Sep 15, 2022 Observed: 337.61 ft at 11:00AM Sep 15, 2022 Observed: 337.7 ft at 12:00PM Sep 15, 2022 Observed: 337.63 ft at 1:00PM Sep 15, 2022 Observed: 337.65 ft at 2:00PM Sep 15, 2022 Observed: 337.92 ft at 3:00PM Sep 15, 2022 Observed: 338.62 ft at 4:00PM Sep 15, 2022 Observed: 339.87 ft at 5:00PM Sep 15, 2022 Observed: 339.47 ft at 6:00PM Sep 15, 2022 Observed: 338.42 ft at 7:00PM Sep 15, 2022 Observed: 337.68 ft at 8:00PM Sep 15, 2022 Observed: 337.42 ft at 9:00PM Sep 15, 2022 Observed: 337.25 ft at 10:00PM Sep 15, 2022 Observed: 337.58 ft at 11:00PM Sep 15, 2022 Observed: 338.05 ft at 12:00AM Sep 16, 2022 Observed: 337.91 ft at 1:00AM Sep 16, 2022 Observed: 338.08 ft at 2:00AM Sep 16, 2022 Observed: 337.96 ft at 3:00AM Sep 16, 2022 Observed: 338.02 ft at 4:00AM Sep 16, 2022 Observed: 337.62 ft at 5:00AM Sep 16, 2022 Observed: 337.47 ft at 6:00AM Sep 16, 2022 Observed: 337.69 ft at 7:00AM Sep 16, 2022 Observed: 337.92 ft at 8:00AM Sep 16, 2022 Observed: 337.87 ft at 9:00AM Sep 16, 2022 Observed: 337.95 ft at 10:00AM Sep 16, 2022 Observed: 337.84 ft at 11:00AM Sep 16, 2022 Observed: 337.81 ft at 12:00PM Sep 16, 2022 Observed: 337.73 ft at 1:00PM Sep 16, 2022 Observed: 337.84 ft at 2:00PM Sep 16, 2022 Observed: 338.61 ft at 3:00PM Sep 16, 2022 Observed: 339.44 ft at 4:00PM Sep 16, 2022 Observed: 339.92 ft at 5:00PM Sep 16, 2022 Observed: 338.93 ft at 6:00PM Sep 16, 2022 Observed: 337.97 ft at 7:00PM Sep 16, 2022 Observed: 337.56 ft at 8:00PM Sep 16, 2022 Observed: 337.35 ft at 9:00PM Sep 16, 2022 Observed: 337.45 ft at 10:00PM Sep 16, 2022 Observed: 337.73 ft at 11:00PM Sep 16, 2022 Observed: 338 ft at 12:00AM Sep 17, 2022 Observed: 338.25 ft at 1:00AM Sep 17, 2022 Observed: 338.02 ft at 2:00AM Sep 17, 2022 Observed: 337.82 ft at 3:00AM Sep 17, 2022 Observed: 337.64 ft at 4:00AM Sep 17, 2022 Observed: 337.65 ft at 5:00AM Sep 17, 2022 Observed: 337.69 ft at 6:00AM Sep 17, 2022 Observed: 337.79 ft at 7:00AM Sep 17, 2022 Observed: 338.02 ft at 8:00AM Sep 17, 2022 Observed: 337.61 ft at 9:00AM Sep 17, 2022 Observed: 337.99 ft at 10:00AM Sep 17, 2022 Observed: 337.88 ft at 11:00AM Sep 17, 2022 Observed: 337.81 ft at 12:00PM Sep 17, 2022 Observed: 337.68 ft at 1:00PM Sep 17, 2022 Observed: 337.85 ft at 2:00PM Sep 17, 2022 Observed: 337.8 ft at 3:00PM Sep 17, 2022 Observed: 337.85 ft at 4:00PM Sep 17, 2022 Observed: 337.83 ft at 5:00PM Sep 17, 2022 Observed: 337.81 ft at 6:00PM Sep 17, 2022 Observed: 337.77 ft at 7:00PM Sep 17, 2022 Observed: 337.68 ft at 8:00PM Sep 17, 2022 Observed: 337.64 ft at 9:00PM Sep 17, 2022 Observed: 337.71 ft at 10:00PM Sep 17, 2022 Observed: 337.78 ft at 11:00PM Sep 17, 2022 Observed: 337.77 ft at 12:00AM Sep 18, 2022 Observed: 337.77 ft at 1:00AM Sep 18, 2022 Observed: 337.74 ft at 2:00AM Sep 18, 2022 Observed: 337.74 ft at 3:00AM Sep 18, 2022 Observed: 337.71 ft at 4:00AM Sep 18, 2022 Observed: 337.73 ft at 5:00AM Sep 18, 2022 Observed: 337.71 ft at 6:00AM Sep 18, 2022 Observed: 337.74 ft at 7:00AM Sep 18, 2022 Observed: 337.75 ft at 8:00AM Sep 18, 2022 Observed: 337.76 ft at 9:00AM Sep 18, 2022 Observed: 337.85 ft at 10:00AM Sep 18, 2022 Observed: 337.94 ft at 11:00AM Sep 18, 2022 Observed: 337.74 ft at 12:00PM Sep 18, 2022 Observed: 337.72 ft at 1:00PM Sep 18, 2022 Observed: 337.85 ft at 2:00PM Sep 18, 2022 Observed: 338.12 ft at 3:00PM Sep 18, 2022 Observed: 338.5 ft at 4:00PM Sep 18, 2022 Observed: 339.67 ft at 5:00PM Sep 18, 2022 Observed: 339.89 ft at 6:00PM Sep 18, 2022 Observed: 338.14 ft at 7:00PM Sep 18, 2022 Observed: 337.56 ft at 8:00PM Sep 18, 2022 Observed: 337.31 ft at 9:00PM Sep 18, 2022 Observed: 337.27 ft at 10:00PM Sep 18, 2022 Observed: 337.48 ft at 11:00PM Sep 18, 2022 Observed: 337.77 ft at 12:00AM Sep 19, 2022 Observed: 338.03 ft at 1:00AM Sep 19, 2022 Observed: 338.05 ft at 2:00AM Sep 19, 2022 Observed: 337.84 ft at 3:00AM Sep 19, 2022 Observed: 337.6 ft at 4:00AM Sep 19, 2022 Observed: 337.52 ft at 5:00AM Sep 19, 2022 Observed: 337.57 ft at 6:00AM Sep 19, 2022 Observed: 337.66 ft at 7:00AM Sep 19, 2022 Observed: 337.74 ft at 8:00AM Sep 19, 2022 Observed: 337.78 ft at 9:00AM Sep 19, 2022 Observed: 337.87 ft at 10:00AM Sep 19, 2022 Observed: 337.83 ft at 11:00AM Sep 19, 2022 Observed: 337.58 ft at 12:00PM Sep 19, 2022 Observed: 337.76 ft at 1:00PM Sep 19, 2022 Observed: 338.13 ft at 2:00PM Sep 19, 2022 Observed: 338.67 ft at 3:00PM Sep 19, 2022 Observed: 339.19 ft at 4:00PM Sep 19, 2022 Observed: 339.34 ft at 5:00PM Sep 19, 2022 Observed: 339.23 ft at 6:00PM Sep 19, 2022 Observed: 338.57 ft at 7:00PM Sep 19, 2022 Observed: 337.68 ft at 8:00PM Sep 19, 2022 Observed: 337.3 ft at 9:00PM Sep 19, 2022 Observed: 337.31 ft at 10:00PM Sep 19, 2022 Observed: 337.67 ft at 11:00PM Sep 19, 2022 Observed: 338.26 ft at 12:00AM Sep 20, 2022 Observed: 338.02 ft at 1:00AM Sep 20, 2022 Observed: 338.11 ft at 2:00AM Sep 20, 2022 Observed: 338.33 ft at 3:00AM Sep 20, 2022 Observed: 337.82 ft at 4:00AM Sep 20, 2022 Observed: 337.61 ft at 5:00AM Sep 20, 2022 Observed: 337.59 ft at 6:00AM Sep 20, 2022 Observed: 337.68 ft at 7:00AM Sep 20, 2022 Observed: 337.77 ft at 8:00AM Sep 20, 2022 Observed: 338.02 ft at 9:00AM Sep 20, 2022 Observed: 337.94 ft at 10:00AM Sep 20, 2022 Observed: 337.84 ft at 11:00AM Sep 20, 2022 Observed: 337.79 ft at 12:00PM Sep 20, 2022 Observed: 338.01 ft at 1:00PM Sep 20, 2022 Observed: 338.45 ft at 2:00PM Sep 20, 2022 Observed: 338.81 ft at 3:00PM Sep 20, 2022 Observed: 339.93 ft at 4:00PM Sep 20, 2022 Observed: 340.14 ft at 5:00PM Sep 20, 2022 Observed: 339.59 ft at 6:00PM Sep 20, 2022 Observed: 338.81 ft at 7:00PM Sep 20, 2022 Observed: 337.79 ft at 8:00PM Sep 20, 2022 Observed: 337.45 ft at 9:00PM Sep 20, 2022 Observed: 337.38 ft at 10:00PM Sep 20, 2022 Observed: 337.6 ft at 11:00PM Sep 20, 2022 Observed: 337.89 ft at 12:00AM Sep 21, 2022 Observed: 337.82 ft at 4:00AM Sep 21, 2022 Observed: 337.69 ft at 5:00AM Sep 21, 2022 Observed: 337.68 ft at 6:00AM Sep 21, 2022 Observed: 337.79 ft at 7:00AM Sep 21, 2022 Observed: 338 ft at 8:00AM Sep 21, 2022 Observed: 337.94 ft at 9:00AM Sep 21, 2022 Observed: 337.96 ft at 10:00AM Sep 21, 2022 Observed: 337.89 ft at 11:00AM Sep 21, 2022 Observed: 338.03 ft at 12:00PM Sep 21, 2022 Observed: 338.62 ft at 1:00PM Sep 21, 2022 Observed: 339.92 ft at 2:00PM Sep 21, 2022 Observed: 340.21 ft at 3:00PM Sep 21, 2022 Observed: 340.35 ft at 4:00PM Sep 21, 2022 Highest Observation: 340.53 ft at 5:00PM Sep 21, 2022 Observed: 340.44 ft at 6:00PM Sep 21, 2022 Observed: 339.14 ft at 7:00PM Sep 21, 2022 Observed: 337.98 ft at 8:00PM Sep 21, 2022 Observed: 337.56 ft at 9:00PM Sep 21, 2022 Observed: 337.52 ft at 10:00PM Sep 21, 2022 Observed: 337.74 ft at 11:00PM Sep 21, 2022 Observed: 337.94 ft at 12:00AM Sep 22, 2022 Observed: 338.09 ft at 1:00AM Sep 22, 2022 Observed: 338.42 ft at 2:00AM Sep 22, 2022 Observed: 338.05 ft at 3:00AM Sep 22, 2022 Observed: 337.73 ft at 4:00AM Sep 22, 2022 Observed: 337.91 ft at 5:00AM Sep 22, 2022 Observed: 337.6 ft at 6:00AM Sep 22, 2022 Observed: 337.73 ft at 7:00AM Sep 22, 2022 Observed: 337.97 ft at 8:00AM Sep 22, 2022 Observed: 337.98 ft at 9:00AM Sep 22, 2022 Observed: 338.02 ft at 10:00AM Sep 22, 2022 Observed: 337.97 ft at 11:00AM Sep 22, 2022 Observed: 337.94 ft at 12:00PM Sep 22, 2022 Observed: 337.91 ft at 1:00PM Sep 22, 2022 Observed: 338.12 ft at 2:00PM Sep 22, 2022 Observed: 338.78 ft at 3:00PM Sep 22, 2022 Observed: 339.52 ft at 4:00PM Sep 22, 2022 Observed: 339.71 ft at 5:00PM Sep 22, 2022 Observed: 338.49 ft at 6:00PM Sep 22, 2022 Observed: 337.85 ft at 7:00PM Sep 22, 2022 Observed: 337.5 ft at 8:00PM Sep 22, 2022 Observed: 337.45 ft at 9:00PM Sep 22, 2022 Observed: 337.55 ft at 10:00PM Sep 22, 2022 Observed: 337.65 ft at 11:00PM Sep 22, 2022 Observed: 337.99 ft at 12:00AM Sep 23, 2022 Observed: 338.1 ft at 1:00AM Sep 23, 2022 Observed: 337.92 ft at 2:00AM Sep 23, 2022 Observed: 337.8 ft at 3:00AM Sep 23, 2022 Observed: 337.63 ft at 4:00AM Sep 23, 2022 Observed: 337.71 ft at 5:00AM Sep 23, 2022 Observed: 337.71 ft at 6:00AM Sep 23, 2022 Observed: 337.8 ft at 7:00AM Sep 23, 2022 Observed: 337.9 ft at 8:00AM Sep 23, 2022 Observed: 337.89 ft at 9:00AM Sep 23, 2022 Observed: 337.89 ft at 10:00AM Sep 23, 2022 Observed: 337.86 ft at 11:00AM Sep 23, 2022 Observed: 337.82 ft at 12:00PM Sep 23, 2022 Observed: 337.81 ft at 1:00PM Sep 23, 2022 Observed: 337.85 ft at 2:00PM Sep 23, 2022 Observed: 338.05 ft at 3:00PM Sep 23, 2022 Observed: 338.66 ft at 4:00PM Sep 23, 2022 Observed: 339.29 ft at 5:00PM Sep 23, 2022 Highest Forecast: 338 ft 7:00PM Sep 23, 2022 Highest Forecast: 338 ft 1:00AM Sep 24, 2022 Forecast: 337.9 ft 7:00AM Sep 24, 2022 Forecast: 337.9 ft 1:00PM Sep 24, 2022 Forecast: 337.9 ft 7:00PM Sep 24, 2022 Forecast: 337.9 ft 1:00AM Sep 25, 2022 Forecast: 337.9 ft 7:00AM Sep 25, 2022 Forecast: 337.9 ft 1:00PM Sep 25, 2022 Forecast: 337.9 ft 7:00PM Sep 25, 2022 Forecast: 337.9 ft 1:00AM Sep 26, 2022 Highest Forecast: 338 ft 7:00AM Sep 26, 2022 Highest Forecast: 338 ft 1:00PM Sep 26, 2022 Highest Forecast: 338 ft 7:00PM Sep 26, 2022 Highest Forecast: 338 ft 1:00AM Sep 27, 2022 Highest Forecast: 338 ft 7:00AM Sep 27, 2022 Highest Forecast: 338 ft 1:00PM Sep 27, 2022 Highest Forecast: 338 ft 7:00PM Sep 27, 2022 Forecast: 337.9 ft 1:00AM Sep 28, 2022 Forecast: 337.9 ft 7:00AM Sep 28, 2022 Relevant - Ready - Responsive - Reliable OZGA4(plotting HTIRG) Graph Created (5:39PM Sep 23, 2022) Observed Forecast (issued 8:46AM Sep 23) Latest observed value: 339.29 ft at 5:00 PM CDT 23-Sep-2022. Flood Stage is 357 ft



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.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions
NOTE: Forecasts for the Arkansas River at Ozark L/D Tailwater are issued routinely year-round.


Flood Categories (in feet)

Major Flood Stage: 365
Moderate Flood Stage: 363
Flood Stage: 357
Action Stage: 355.5
Low Stage (in feet): -9999

Historic Crests
(1) 375.50 ft on 05/13/1943
(2) 374.99 ft on 05/30/2019 (P)
(3) 374.95 ft on 06/02/2019 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 359.86 ft on 06/11/2022
(2) 358.49 ft on 06/10/2022
(3) 362.10 ft on 05/07/2022
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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.
If you notice any errors in the below information, please contact our Webmaster
377 this is the critical stage for the McLean Bottom Levee. The Highway 23 bridge approach is inundated in Ozark. Numerous roads near the river are impassable. This is an extremely dangerous and life threatening situation.
373 this is the critical stage for the Lower Hartman Bottom Levee. Water covers lanes on the Highway 23 bridge approach in Ozark. Numerous roads near the river are impassable. This is an extremely dangerous and life threatening situation.
370 this is the highest stage experienced since the completion of the navigation system in 1969. Highways 309 and 288 northwest of Paris in Logan County are inundated by backwater up Six Mile Creek. Backwater flooding spreads westward into Franklin County. This will exceed the December 29, 2015 flood when the river crested at 369.07 feet. This is an extremely dangerous and life threatening situation.
367 Highways 309 and 288 northwest of Paris in Logan County are inundated by backwater up Six Mile Creek. Backwater flooding spreads westward into Franklin County at higher stages. This will approach the December 29, 2015 flood when the river crested at 369.07 feet. This is an extremely dangerous and life threatening situation.
365 County Roads 228 and 4 south of Coal Hill in Johnson County are inundated. Roads northeast of Scranton in Logan County are inundated by backwater up Cane Creek. This is an extremely dangerous and life threatening situation.
363 patrolling of McLean Bottom Levee in Logan County and Lower Hartman Levee in Johnson County begins. Flooding spreads over more than 4,000 acres in Franklin and Logan Counties. Numerous gas fields are flooded. Some agricultural lands in Johnson County also are flooded.
360 flooding spreads over more than 4,000 acres in Franklin and Logan Counties. Numerous gas fields are flooded. Some agricultural lands in Johnson County also are flooded.
357 flooding affects agricultural use lands along the river downstream of the lock and dam in Franklin County. Gas fields are also subject to flooding downstream. Equipment and livestock should be moved to higher ground. North 5th Street in Logan County near the Six Mile Levee begins to flood and may cut off access to a nearby residence.
355.5 the river remains in its banks, but access to Okane Island may be cut off.
Photos
(1) Ozark Lock & Dam


Latitude: 35.472500° N,
Longitude: 93.812778° W,
Horizontal Datum:
NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 357 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 ft 357 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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