<a href="https://www.usgs.gov/centers/alaska-science-center/science/usgs-alaska-streamgage-datum-north-american-vertical-datum">USGS Alaska Streamgage Datum to North American Vertical Datum of 1988 Conversion Table</a>

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Available data

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Continuous data

3 data types available - data from 1987-05-18 to 2026-08-02

Daily data

2 data types available - data from 1964-01-08 to 2026-08-01

Field measurements

4 data types available - data from 1964-01-08 to 2026-06-18

Discrete sample data

41 Observed properties (data types) available - with data from 1968-06-18 to 2021-10-10

541 Sampling activities

Statistical tables for select daily data types

2 data types available - data from 1964-01-08 to 2026-08-01

Location details and information

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Operated in cooperation with:

Kodiak Electric Association, Inc

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	15295700	n/a
Location name	TERROR R AT MOUTH NR KODIAK AK	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	57.694043583007826	n/a
Decimal longitude (WGS84)	-153.16372439414158	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 10 sec.	T
District	Alaska	02
State	Alaska	02
County	Kodiak Island Borough	150
Country	United States of America	n/a
Altitude of gage/land surface	21.4 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.1 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Kodiak-Afognak Islands	19020701
Drainage basin		n/a
Date of first construction		n/a
Drainage area	46.1 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	AKST	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

Monitoring location Terror R at Mouth NR Kodiak AK - USGS-15295700