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DESCRIPTION:

Latitude 30°45'04",   Longitude 98°40'10"   NAD27

Llano County, Texas, Hydrologic Unit 12090204

Drainage area: 4,197 square miles

Contributing drainage area: 4,192 square miles,

Datum of gage: 970.01 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1996-07-01	2023-09-29
Daily Data
Discharge, cubic feet per second	1939-09-17	2023-09-28	42137
Gage height, feet	1996-11-20	2023-09-28	21075
Daily Statistics
Discharge, cubic feet per second	1939-09-17	2023-08-22	30656
Gage height, feet	1996-11-20	2023-08-22	9646
Monthly Statistics
Discharge, cubic feet per second	1939-09	2023-08
Gage height, feet	1996-11	2023-08
Annual Statistics
Discharge, cubic feet per second	1939	2023
Gage height, feet	1997	2023
Peak streamflow	1935-06-14	2022-09-01	84
Field measurements	1939-05-16	2023-09-28	1135
Field/Lab water-quality samples	1967-10-18	2001-08-09	71
Water-Year Summary	2005	2022	18
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