Location.--Latitude 45°57'07", Longitude
122°33'46", in NW 1/4 NE 1/4 Section 4, Township 5 North,
Range 2 East, in Cowlitz County, Hydrologic Unit 17080002, on
right bank 0.4 mile southeast of Naselle, 0.5 mile downstream from
Merwin Dam and powerplant, 3.3 miles upstream from Cedar Creek, and at
river
mile 19.0. Drainage
area is 731 mi2. Datum of
gage is 44.00 feet above NGVD of 1929, levels by PacifiCorp.
Maps.--Locate
this station on a
map of the basin (PDF).
Additional Data and Information.--
Latest shifted rating.
Flood Stage.--The National Weather Service has not
established a Flood
Stage for this station.
Funding for this site is provided by the
cooperators / programs below:
Station Notes
Flow at this station regulated
by Swift and Yale Reservoirs, and Lake Merwin, stations 14217600,
14218500,
14220000,
respectively.
Boating safety tips