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Hydrograph River at a Glance Download
Lavaca River at Hallettsville Stage (ft)Flow (kcfs)Observed: 2.42 ft at 10:45AM Apr 29, 2024Observed: 2.41 ft at 11:00AM Apr 29, 2024Observed: 2.39 ft at 11:15AM Apr 29, 2024Observed: 2.38 ft at 11:30AM Apr 29, 2024Observed: 2.39 ft at 11:45AM Apr 29, 2024Observed: 2.39 ft at 12:00PM Apr 29, 2024Observed: 2.38 ft at 12:15PM Apr 29, 2024Observed: 2.41 ft at 12:30PM Apr 29, 2024Observed: 2.38 ft at 12:45PM Apr 29, 2024Observed: 2.39 ft at 1:00PM Apr 29, 2024Observed: 2.4 ft at 1:15PM Apr 29, 2024Observed: 2.39 ft at 1:30PM Apr 29, 2024Observed: 2.39 ft at 1:45PM Apr 29, 2024Observed: 2.38 ft at 2:00PM Apr 29, 2024Observed: 2.38 ft at 2:15PM Apr 29, 2024Observed: 2.36 ft at 2:30PM Apr 29, 2024Observed: 2.38 ft at 2:45PM Apr 29, 2024Observed: 2.38 ft at 3:00PM Apr 29, 2024Observed: 2.37 ft at 3:15PM Apr 29, 2024Observed: 2.38 ft at 3:30PM Apr 29, 2024Observed: 2.35 ft at 3:45PM Apr 29, 2024Observed: 2.37 ft at 4:00PM Apr 29, 2024Observed: 2.39 ft at 4:15PM Apr 29, 2024Observed: 2.39 ft at 4:30PM Apr 29, 2024Observed: 2.36 ft at 4:45PM Apr 29, 2024Observed: 2.36 ft at 5:00PM Apr 29, 2024Observed: 2.35 ft at 5:15PM Apr 29, 2024Observed: 2.39 ft at 5:30PM Apr 29, 2024Observed: 2.35 ft at 5:45PM Apr 29, 2024Observed: 2.36 ft at 6:00PM Apr 29, 2024Observed: 2.37 ft at 6:15PM Apr 29, 2024Observed: 2.35 ft at 6:30PM Apr 29, 2024Observed: 2.35 ft at 6:45PM Apr 29, 2024Observed: 2.35 ft at 7:00PM Apr 29, 2024Observed: 2.36 ft at 7:15PM Apr 29, 2024Observed: 2.36 ft at 7:30PM Apr 29, 2024Observed: 2.37 ft at 7:45PM Apr 29, 2024Observed: 2.35 ft at 8:00PM Apr 29, 2024Observed: 2.41 ft at 8:15PM Apr 29, 2024Observed: 2.37 ft at 8:30PM Apr 29, 2024Observed: 2.37 ft at 8:45PM Apr 29, 2024Observed: 2.36 ft at 9:00PM Apr 29, 2024Observed: 2.37 ft at 9:15PM Apr 29, 2024Observed: 2.37 ft at 9:30PM Apr 29, 2024Observed: 2.34 ft at 9:45PM Apr 29, 2024Observed: 2.34 ft at 10:00PM Apr 29, 2024Observed: 2.38 ft at 10:15PM Apr 29, 2024Observed: 2.36 ft at 10:30PM Apr 29, 2024Observed: 2.38 ft at 10:45PM Apr 29, 2024Observed: 2.34 ft at 11:00PM Apr 29, 2024Observed: 2.36 ft at 11:15PM Apr 29, 2024Observed: 2.39 ft at 11:30PM Apr 29, 2024Observed: 2.34 ft at 11:45PM Apr 29, 2024Observed: 2.37 ft at 12:00AM Apr 30, 2024Observed: 2.33 ft at 12:15AM Apr 30, 2024Observed: 2.33 ft at 12:30AM Apr 30, 2024Observed: 2.34 ft at 12:45AM Apr 30, 2024Observed: 2.38 ft at 1:00AM Apr 30, 2024Observed: 2.39 ft at 1:15AM Apr 30, 2024Observed: 2.36 ft at 1:30AM Apr 30, 2024Observed: 2.35 ft at 1:45AM Apr 30, 2024Observed: 2.34 ft at 2:00AM Apr 30, 2024Observed: 2.34 ft at 2:15AM Apr 30, 2024Observed: 2.34 ft at 2:16AM Apr 30, 2024Observed: 2.35 ft at 2:30AM Apr 30, 2024Observed: 2.35 ft at 2:31AM Apr 30, 2024Observed: 2.35 ft at 2:45AM Apr 30, 2024Observed: 2.33 ft at 3:00AM Apr 30, 2024Observed: 2.35 ft at 3:15AM Apr 30, 2024Observed: 2.36 ft at 3:30AM Apr 30, 2024Observed: 2.34 ft at 3:45AM Apr 30, 2024Observed: 2.33 ft at 4:00AM Apr 30, 2024Observed: 2.35 ft at 4:15AM Apr 30, 2024Observed: 2.34 ft at 4:30AM Apr 30, 2024Observed: 2.33 ft at 4:45AM Apr 30, 2024Observed: 2.35 ft at 5:00AM Apr 30, 2024Observed: 2.35 ft at 5:15AM Apr 30, 2024Observed: 2.39 ft at 5:30AM Apr 30, 2024Observed: 2.35 ft at 5:45AM Apr 30, 2024Observed: 2.34 ft at 6:00AM Apr 30, 2024Observed: 2.33 ft at 6:15AM Apr 30, 2024Observed: 2.37 ft at 6:30AM Apr 30, 2024Observed: 2.33 ft at 6:45AM Apr 30, 2024Observed: 2.36 ft at 7:00AM Apr 30, 2024Observed: 2.34 ft at 7:15AM Apr 30, 2024Observed: 2.33 ft at 7:30AM Apr 30, 2024Observed: 2.37 ft at 7:45AM Apr 30, 2024Observed: 2.33 ft at 8:00AM Apr 30, 2024Observed: 2.4 ft at 8:15AM Apr 30, 2024Highest Observation: 2.46 ft at 8:30AM Apr 30, 2024Observed: 2.41 ft at 8:45AM Apr 30, 2024Observed: 2.45 ft at 9:00AM Apr 30, 2024Observed: 2.33 ft at 9:15AM Apr 30, 2024Observed: 2.35 ft at 9:30AM Apr 30, 2024Observed: 2.33 ft at 9:45AM Apr 30, 2024Observed: 2.38 ft at 10:00AM Apr 30, 2024Observed: 2.33 ft at 10:15AM Apr 30, 2024Observed: 2.33 ft at 10:30AM Apr 30, 2024Observed: 2.32 ft at 10:45AM Apr 30, 2024Observed: 2.34 ft at 11:00AM Apr 30, 2024Observed: 2.34 ft at 11:15AM Apr 30, 2024Observed: 2.34 ft at 11:30AM Apr 30, 2024Observed: 2.31 ft at 11:45AM Apr 30, 2024Observed: 2.36 ft at 12:00PM Apr 30, 2024Observed: 2.35 ft at 12:15PM Apr 30, 2024Observed: 2.34 ft at 12:30PM Apr 30, 2024Observed: 2.38 ft at 12:45PM Apr 30, 2024Observed: 2.34 ft at 1:00PM Apr 30, 2024Observed: 2.33 ft at 1:15PM Apr 30, 2024Observed: 2.33 ft at 2:30PM Apr 30, 2024Observed: 2.34 ft at 2:45PM Apr 30, 2024Observed: 2.36 ft at 3:00PM Apr 30, 2024Observed: 2.37 ft at 3:15PM Apr 30, 2024Observed: 2.34 ft at 3:30PM Apr 30, 2024Observed: 2.32 ft at 3:45PM Apr 30, 2024Observed: 2.36 ft at 4:00PM Apr 30, 2024Observed: 2.34 ft at 4:15PM Apr 30, 2024Observed: 2.34 ft at 4:30PM Apr 30, 2024Observed: 2.33 ft at 4:45PM Apr 30, 2024Observed: 2.34 ft at 5:00PM Apr 30, 2024Observed: 2.36 ft at 5:15PM Apr 30, 2024Observed: 2.36 ft at 5:30PM Apr 30, 2024Observed: 2.31 ft at 5:45PM Apr 30, 2024Observed: 2.35 ft at 6:00PM Apr 30, 2024Observed: 2.34 ft at 6:15PM Apr 30, 2024Observed: 2.36 ft at 6:30PM Apr 30, 2024Observed: 2.31 ft at 6:45PM Apr 30, 2024Observed: 2.35 ft at 7:00PM Apr 30, 2024Observed: 2.36 ft at 7:15PM Apr 30, 2024Observed: 2.33 ft at 7:30PM Apr 30, 2024Observed: 2.33 ft at 7:45PM Apr 30, 2024Observed: 2.33 ft at 8:00PM Apr 30, 2024Observed: 2.36 ft at 8:15PM Apr 30, 2024Observed: 2.34 ft at 8:30PM Apr 30, 2024Observed: 2.35 ft at 8:45PM Apr 30, 2024Observed: 2.32 ft at 9:00PM Apr 30, 2024Observed: 2.33 ft at 9:15PM Apr 30, 2024Observed: 2.32 ft at 9:30PM Apr 30, 2024Observed: 2.33 ft at 9:45PM Apr 30, 2024Observed: 2.32 ft at 10:00PM Apr 30, 2024Observed: 2.33 ft at 10:15PM Apr 30, 2024Observed: 2.33 ft at 10:30PM Apr 30, 2024Observed: 2.35 ft at 10:45PM Apr 30, 2024Observed: 2.36 ft at 11:00PM Apr 30, 2024Observed: 2.33 ft at 11:15PM Apr 30, 2024Observed: 2.3 ft at 11:30PM Apr 30, 2024Observed: 2.33 ft at 11:45PM Apr 30, 2024Observed: 2.34 ft at 12:00AM May 01, 2024Observed: 2.33 ft at 12:15AM May 01, 2024Observed: 2.31 ft at 12:30AM May 01, 2024Observed: 2.32 ft at 12:45AM May 01, 2024Observed: 2.31 ft at 1:00AM May 01, 2024Observed: 2.36 ft at 1:15AM May 01, 2024Observed: 2.33 ft at 1:30AM May 01, 2024Observed: 2.35 ft at 1:45AM May 01, 2024Observed: 2.34 ft at 2:00AM May 01, 2024Observed: 2.34 ft at 2:15AM May 01, 2024Observed: 2.34 ft at 2:17AM May 01, 2024Observed: 2.29 ft at 2:30AM May 01, 2024Observed: 2.29 ft at 2:32AM May 01, 2024Observed: 2.34 ft at 2:45AM May 01, 2024Observed: 2.32 ft at 3:00AM May 01, 2024Observed: 2.36 ft at 3:15AM May 01, 2024Observed: 2.3 ft at 3:30AM May 01, 2024Observed: 2.34 ft at 3:45AM May 01, 2024Observed: 2.32 ft at 4:00AM May 01, 2024Observed: 2.33 ft at 4:15AM May 01, 2024Observed: 2.35 ft at 4:30AM May 01, 2024Observed: 2.32 ft at 4:45AM May 01, 2024Observed: 2.33 ft at 5:00AM May 01, 2024Observed: 2.34 ft at 5:15AM May 01, 2024Observed: 2.3 ft at 5:30AM May 01, 2024Observed: 2.32 ft at 5:45AM May 01, 2024Observed: 2.34 ft at 6:00AM May 01, 2024Observed: 2.33 ft at 6:15AM May 01, 2024Observed: 2.32 ft at 6:30AM May 01, 2024Observed: 2.31 ft at 6:45AM May 01, 2024Observed: 2.3 ft at 7:00AM May 01, 2024Observed: 2.31 ft at 7:15AM May 01, 2024Observed: 2.31 ft at 7:30AM May 01, 2024Observed: 2.34 ft at 7:45AM May 01, 2024Observed: 2.31 ft at 8:00AM May 01, 2024Observed: 2.31 ft at 8:15AM May 01, 2024Observed: 2.31 ft at 8:30AM May 01, 2024Observed: 2.29 ft at 8:45AM May 01, 2024Observed: 2.32 ft at 9:00AM May 01, 2024Observed: 2.29 ft at 9:15AM May 01, 2024Observed: 2.28 ft at 9:30AM May 01, 2024Observed: 2.34 ft at 9:45AM May 01, 2024Observed: 2.33 ft at 10:00AM May 01, 2024Observed: 2.32 ft at 10:15AM May 01, 2024Observed: 2.33 ft at 10:30AM May 01, 2024Observed: 2.32 ft at 10:45AM May 01, 2024Observed: 2.33 ft at 11:00AM May 01, 2024Observed: 2.33 ft at 11:15AM May 01, 2024Observed: 2.33 ft at 11:30AM May 01, 2024Observed: 2.35 ft at 11:45AM May 01, 2024Observed: 2.33 ft at 12:00PM May 01, 2024Observed: 2.32 ft at 12:15PM May 01, 2024Observed: 2.29 ft at 12:30PM May 01, 2024Observed: 2.3 ft at 12:45PM May 01, 2024Observed: 2.28 ft at 1:00PM May 01, 2024Observed: 2.28 ft at 1:15PM May 01, 2024Observed: 2.3 ft at 1:30PM May 01, 2024Observed: 2.29 ft at 1:45PM May 01, 2024Observed: 2.29 ft at 2:00PM May 01, 2024Observed: 2.28 ft at 2:15PM May 01, 2024Observed: 2.28 ft at 2:30PM May 01, 2024Observed: 2.28 ft at 2:45PM May 01, 2024Observed: 2.29 ft at 3:00PM May 01, 2024Observed: 2.29 ft at 3:15PM May 01, 2024Observed: 2.29 ft at 3:30PM May 01, 2024Observed: 2.29 ft at 3:45PM May 01, 2024Observed: 2.29 ft at 4:00PM May 01, 2024Observed: 2.29 ft at 4:15PM May 01, 2024Observed: 2.29 ft at 4:30PM May 01, 2024Observed: 2.29 ft at 4:45PM May 01, 2024Observed: 2.3 ft at 5:00PM May 01, 2024Observed: 2.3 ft at 5:15PM May 01, 2024Observed: 2.29 ft at 5:30PM May 01, 2024Observed: 2.28 ft at 5:45PM May 01, 2024Observed: 2.29 ft at 6:00PM May 01, 2024Observed: 2.29 ft at 6:15PM May 01, 2024Observed: 2.29 ft at 6:30PM May 01, 2024Observed: 2.28 ft at 6:45PM May 01, 2024Observed: 2.28 ft at 7:00PM May 01, 2024Observed: 2.29 ft at 7:15PM May 01, 2024Observed: 2.29 ft at 7:30PM May 01, 2024Observed: 2.29 ft at 7:45PM May 01, 2024Observed: 2.29 ft at 8:00PM May 01, 2024Observed: 2.28 ft at 8:15PM May 01, 2024Observed: 2.29 ft at 8:30PM May 01, 2024Observed: 2.28 ft at 8:45PM May 01, 2024Observed: 2.3 ft at 9:00PM May 01, 2024Observed: 2.29 ft at 9:15PM May 01, 2024Observed: 2.41 ft at 9:30PM May 01, 2024Observed: 2.32 ft at 9:45PM May 01, 2024Observed: 2.37 ft at 10:00PM May 01, 2024Observed: 2.35 ft at 10:15PM May 01, 2024Observed: 2.38 ft at 10:30PM May 01, 2024Observed: 2.35 ft at 10:45PM May 01, 2024Observed: 2.37 ft at 11:00PM May 01, 2024Observed: 2.36 ft at 11:15PM May 01, 2024Observed: 2.35 ft at 11:30PM May 01, 2024Observed: 2.39 ft at 11:45PM May 01, 2024Observed: 2.38 ft at 12:00AM May 02, 2024Observed: 2.38 ft at 12:15AM May 02, 2024Observed: 2.39 ft at 12:30AM May 02, 2024Observed: 2.36 ft at 12:45AM May 02, 2024Observed: 2.28 ft at 1:00AM May 02, 2024Observed: 2.27 ft at 1:15AM May 02, 2024Observed: 2.3 ft at 1:30AM May 02, 2024Observed: 2.27 ft at 1:45AM May 02, 2024Observed: 2.31 ft at 2:00AM May 02, 2024Observed: 2.3 ft at 2:15AM May 02, 2024Observed: 2.3 ft at 2:16AM May 02, 2024Observed: 2.3 ft at 2:30AM May 02, 2024Observed: 2.3 ft at 2:31AM May 02, 2024Observed: 2.3 ft at 2:45AM May 02, 2024Observed: 2.31 ft at 3:00AM May 02, 2024Observed: 2.31 ft at 3:15AM May 02, 2024Observed: 2.3 ft at 3:30AM May 02, 2024Observed: 2.29 ft at 3:45AM May 02, 2024Observed: 2.32 ft at 4:00AM May 02, 2024Observed: 2.32 ft at 4:15AM May 02, 2024Observed: 2.33 ft at 4:30AM May 02, 2024Observed: 2.3 ft at 4:45AM May 02, 2024Observed: 2.3 ft at 5:00AM May 02, 2024Observed: 2.31 ft at 5:15AM May 02, 2024Observed: 2.3 ft at 5:30AM May 02, 2024Observed: 2.3 ft at 5:45AM May 02, 2024Observed: 2.3 ft at 6:00AM May 02, 2024Observed: 2.3 ft at 6:15AM May 02, 2024Observed: 2.28 ft at 6:30AM May 02, 2024Observed: 2.31 ft at 6:45AM May 02, 2024Observed: 2.3 ft at 7:00AM May 02, 2024Observed: 2.27 ft at 7:15AM May 02, 2024Observed: 2.28 ft at 7:30AM May 02, 2024Observed: 2.27 ft at 7:45AM May 02, 2024Observed: 2.29 ft at 8:00AM May 02, 2024Observed: 2.29 ft at 8:15AM May 02, 2024Observed: 2.27 ft at 8:30AM May 02, 2024Observed: 2.27 ft at 8:45AM May 02, 2024Observed: 2.29 ft at 9:00AM May 02, 2024Observed: 2.28 ft at 9:15AM May 02, 2024Observed: 2.29 ft at 9:30AM May 02, 2024Observed: 2.29 ft at 9:45AM May 02, 2024Observed: 2.3 ft at 10:00AM May 02, 2024Observed: 2.3 ft at 10:15AM May 02, 2024LNRA Manage Conserve ProtectHTST2(plotting HGIRG) Graph Created (10:37AM May 2, 2024)ObservedLatest observed value: 2.3 ft at 10:15 AM CDT 2-May-2024. Flood Stage is 27 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
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 Lavaca River at Hallettsville are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Breslau Upstream Gauge Downstream Gauge Downstream Gauge - near Edna
Flood Categories (in feet)
Major Flood Stage: 29
Moderate Flood Stage: 28
Flood Stage: 27
Action Stage: 20
Low Stage (in feet): -9999

Historic Crests
(1) 41.10 ft on 08/31/1981
(2) 40.60 ft on 06/30/1940
(3) 32.16 ft on 05/13/1982
(4) 30.55 ft on 10/15/1957
(5) 30.52 ft on 06/13/1973
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 25.30 ft on 08/28/2017
(2) 20.66 ft on 06/10/2004
(3) 20.83 ft on 11/05/2002
(4) 28.53 ft on 10/18/1998
(5) 28.25 ft on 04/11/1997
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: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
41 Major lowland flooding continues with water up to 6 feet deep in the Hallettsville Town Square flooding hundreds of homes and businesses. Water is several feet deep in the county jail. Massive losses will occur if livestock are not removed from the floodplain.
38 Major lowland flooding continues as several feet of water covers the Hallettsville Town Square with up to 9 feet of water in the lowest homes along the Lavaca River. Numerous roads and highways are flooded and impassable with over two feet of water flowing over them. Livestock should be removed from the floodplain.
35 Major lowland flooding continues as disasterous flooding rises to the town square of Hallettesville. Hundreds of residences and businesses in western Hallettsville are inundated with up to 6 feet of water in the lowest structures. Roads and bridges near the river are severely flooded and very dangerous. Hundreds of head of livestock are cut off and potentialy drowned if not removed from the floodplain.
33 Major lowland flooding continues as disasterous flooding inundates homes and businesses in the Lavaca River floodplain west of downtown Hallettsville. The downtown square in threatened and flooding is life threatening in some areas. Many primary and secondary roads and bridges are inundated and impassable. Livestock should be removed from the floodplain.
30 Major lowland flooding continues as the two lowest commercial buildings and several residences in Hallettsville flood. Secondary roads and low bridges are flooded and dangerous. Livestock should be removed from flood prone areas.
29 Major lowland flooding begins in the vicinity of the gauge as flooding inundated then lowest residents in Hallettsville. Numerous roads and low bridges near the river are inundated and impassable.
28 Moderate lowland flooding begins in the vicinity of the gauge as flooding extends well into the floodplain threatening the lowest homes in Hallettsville. Secondary roads and low bridges are flooded and dangerous to motorists.
27 Minor lowland flooding begins in the vicinity of the gauge as water escapes the main channel and inundates the floodplain.
About This Location Collapse

Latitude: 29.443100° N, Longitude: 96.944700° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 27 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Current/Historical Observations:
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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
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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