Lavaca River at Hallettsville

Last updated: Jul 15, 2025, 5:32 PM UTC

No watches, warnings or advisories are in effect for this area.

Warning: no valid ratings curve available. Transformations to and from FEET/CFS/KCFS will not happen.

Lavaca-Navidad River Authority
Observations courtesy of U.S. Geological Survey

Scale to Flood Categories

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Observed (OBS) 07/15/2025 12:15 PM CDT

Record: 41.1 ft

CATEGORY STAGE

Major Flooding 29 ft

Moderate Flooding 28 ft

Minor Flooding 27 ft

Action 20 ft

Reliability of the Forecast:

NOTE: Forecasts are issued as needed during times of high water, but are not routinely available.

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.
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	CATEGORY	STAGE
	Major Flooding	29 ft
	Moderate Flooding	28 ft
	Minor Flooding	27 ft
	Action	20 ft

Flood Impacts 🅘

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.

Gauge Info

Coordinates	29.4431, -96.9447
RFC	WGRFC
State	TX
WFO	HGX
County	Lavaca
Data Provider(s)
Lavaca-Navidad River Authority	LNRA Manage Conserve Protect
USGS	08163500
COE	Website

Gauge Location

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

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

Vertical Datum Table

type	NAVD88
major Flooding	215.42 ft
moderate Flooding	214.42 ft
minor Flooding	213.42 ft
action	206.42 ft
Latest Value	188.87 ft
Gauge Zero	186.42 ft

Gauge Photos

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Probability Information

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Weekly Chance of Exceeding Levels
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Collaborative Agencies

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.

WFO Information

Weather Forecast Office

Houston/Galveston

1353 FM 646, Suite 202

Dickinson, TX 77539

(281) 337-5074

Ask Questions/Webmaster

Official Homepage

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
6.	22.64 ft	on 10-18-1994
7.	23.85 ft	on 06-02-1992
8.	27.11 ft	on 06-04-1987
9.	22.67 ft	on 05-21-1983
10.	32.16 ft	on 05-13-1982
11.	41.10 ft	on 08-31-1981
12.	23.00 ft	on 05-21-1980
13.	28.50 ft	on 05-12-1979
14.	24.60 ft	on 06-07-1978
15.	26.98 ft	on 04-20-1977
16.	24.27 ft	on 05-24-1975
17.	30.16 ft	on 09-13-1974
18.	30.52 ft	on 06-13-1973
19.	28.78 ft	on 05-12-1972
20.	24.69 ft	on 09-10-1971
21.	28.14 ft	on 05-01-1969
22.	24.44 ft	on 06-24-1968
23.	26.44 ft	on 09-21-1967
24.	28.83 ft	on 11-04-1965
25.	28.40 ft	on 10-18-1960
26.	30.55 ft	on 10-15-1957
27.	26.15 ft	on 04-29-1957
28.	27.18 ft	on 05-18-1955
29.	26.94 ft	on 05-27-1952
30.	26.61 ft	on 03-15-1944
31.	28.43 ft	on 04-08-1942
32.	29.36 ft	on 11-24-1940
33.	40.60 ft	on 06-30-1940

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
6.	30.16 ft	on 09-13-1974
7.	29.36 ft	on 11-24-1940
8.	28.83 ft	on 11-04-1965
9.	28.78 ft	on 05-12-1972
10.	28.53 ft	on 10-18-1998
11.	28.50 ft	on 05-12-1979
12.	28.43 ft	on 04-08-1942
13.	28.40 ft	on 10-18-1960
14.	28.25 ft	on 04-11-1997
15.	28.14 ft	on 05-01-1969
16.	27.18 ft	on 05-18-1955
17.	27.11 ft	on 06-04-1987
18.	26.98 ft	on 04-20-1977
19.	26.94 ft	on 05-27-1952
20.	26.61 ft	on 03-15-1944
21.	26.44 ft	on 09-21-1967
22.	26.15 ft	on 04-29-1957
23.	25.30 ft	on 08-28-2017
24.	24.69 ft	on 09-10-1971
25.	24.60 ft	on 06-07-1978
26.	24.44 ft	on 06-24-1968
27.	24.27 ft	on 05-24-1975
28.	23.85 ft	on 06-02-1992
29.	23.00 ft	on 05-21-1980
30.	22.67 ft	on 05-21-1983
31.	22.64 ft	on 10-18-1994
32.	20.83 ft	on 11-05-2002
33.	20.66 ft	on 06-10-2004