Effective May 5, 2026, the gage was moved about 350 feet upstream to a more suitable location. The datum is unchanged, therefore gage‑height readings will now be higher for the same discharge than at the previous site.

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Available data

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Continuous data

4 data types available - data from 2023-04-14 to 2026-08-16

Daily data

2 data types available - data from 2023-08-18 to 2026-08-05

Field measurements

3 data types available - data from 2023-04-14 to 2026-06-24

Discrete sample data

0 observed properties (data types) available

Statistical tables for select daily data types

2 data types available - data from 2023-08-18 to 2026-08-05

Location details and information

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Operated in cooperation with:

Alaska Energy Authority

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	15238951	n/a
Location name	EAST FORK MARTIN R AT MOUTH NR HOMER AK	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	59.696606	n/a
Decimal longitude (WGS84)	-151.000389	n/a
Latitude-longitude method	Global positioning system (GPS), Standard Positioning Service (SPS) or Precise Positioning Service (PPS)	G
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Alaska	02
State	Alaska	02
County	Kenai Peninsula Borough	122
Country	United States of America	n/a
Altitude of gage/land surface	283.9 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	Lower Kenai Peninsula	19020301
Drainage basin		n/a
Date of first construction		n/a
Drainage area		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 East Fork Martin R at Mouth NR Homer AK - USGS-15238951