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Scheduled Maintenance Notice
USGS will be performing maintenance on the time series data processing system beginning at 09:00 EDT on September 10, 2026. During this period, delivery of the latest time series data will be delayed. The maintenance is expected to finish within 2 hours, after which all backlogged time series data will be processed and delivered to WDFN web portals and APIs.

Available data

Select data types to graph from categories based on the way the data were collected.

2 data types available - data from 2007-10-01 to 2026-09-08

2 data types available - data from 1974-09-30 to 2026-09-07

3 data types available - data from 1999-04-15 to 2026-06-12

29 Observed properties (data types) available - with data from 1975-07-07 to 1984-01-03

17 Sampling activities

2 data types available - data from 1999-05-25 to 2026-09-07

The Datum of the gage is NGVD of 1929. To obtain stream water-surface elevation values in NAVD 1988 add 1.44 feet to NGVD 1929 values.

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	07298100	n/a
Location name	MacKenzie Res nr Silverton, TX	n/a
Site type	Lake, Reservoir, Impoundment	LK
Decimal latitude (WGS84)	34.5453396043029	n/a
Decimal longitude (WGS84)	-101.438223769146	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
District	Texas	48
State	Texas	48
County	Briscoe County	045
Country	United States of America	n/a
Altitude of gage/land surface	0	n/a
Method altitude determined	Reported method of determination.	R
Altitude accuracy	1 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Tule	11120104
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1053 square miles	n/a
Contributing drainage area	149 square miles	n/a
Time zone abbreviation	CST	n/a
Site honors Daylight Saving Time	Y	n/a
National aquifer		n/a
Local aquifer		n/a
Local aquifer type		n/a
Well depth		n/a
Hole depth		n/a
Source of depth data		n/a