Station: SM 15 (Stamped SM NO 15)
PID AI5070
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Latitude		38 43 51.60353N
Longitude		121 37 59.39048W
Northing		-618,211.344
Easting		2,031,895.450
Height in meters:
Orthometric		7.30
Ellipsiod		-23.191

The station is located about 9 mi northeast of Woodland, about 7 mi south of Knights Landing and along the east side of the Yolo Bypass.

To reach the station from the intersection of Interstate Highway 5 and County Road E8, Road 102, about 2 mi east of Woodland, go east on Highway 5 for about 5 mi to the Road 22 off-ramp. Take the off-ramp east and then south for about 0.2 mi to a T-intersection, Road 118. Turn left and go east for 0.5 mi to a T-intersection, Old River Road. Turn left and go northwest on Old River Road, passing under Highway 5, for 0.2 mi to a side road right, Road 117. Turn right and go northerly on Road 117 following the west bank of the Sacramento River, for about 6 mi to a side road left, Road 16. Turn left and go west on Road 16 for 2.05 mi to the base of a levee on the east side of the Yolo Bypass and a fork. Take the left fork and go southeast for 0.05 mi to the top of the levee and a gate. Go through the gate and go south on the levee for 1.2 mi to a dirt side road left and the site of an abandoned two story concrete building. Turn left and go east to the base of the levee and the station on the right.

The station is a Yolo County Surveyor's mark. It is about 30 m east of the centerline of the levee road, 15.2 m northeast of the northeast corner of the concrete building, 13.4 m north of the northwest corner of a 3 m by 3 m corrugated building at the head of an irrigation canal, 7.2 m east of the centerline of the dirt road, set about midway between two 0.1 m diameter steel pipes which project about 1.2 m and inside a well monument with "GROUND" lettered on top of the monument cover.