Station: JIMENO NO 4 (stamped JIMENO NO 4 1939 1963)
PID AI5047
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Latitude		38 55 39.86047N
Longitude		121 50 35.87362W
Northing		-639,997.375
Easting		2,013,587.192
Height in meters:
Orthometric		12.30
Ellipsiod		-17.614

The station is located about 11 mi northwest of Knights Landing, about 7.5 mi northeast of Dunnigan and 0.2 mi north of the Yolo-Colusa County line.

To reach the station from the intersection of Interstate Highway 5 and County Road 1, County Line Road, the Colusa-Yolo County boundary, go east on Road 1 for 4.8 mi to the Colusa Basin Drainage Canal. Continue east on Road 1 for about 4 mi to a T-intersection, State Highway 45. Turn left and go north on Highway 45 for 0.2 mi to an irrigation canal at a dirt side road right and the station on the right.

The station is a standard U.S. Coast and Geodetic Survey reference mark disk. It is set in the southeast corner of a concrete headwall for the irrigation canal, 25.6 m east of the centerline of Highway 45, 3.0 m north of the centerline of the dirt road along the south side of the canal, 1.5 m east of a carsonite witness post and about 1.0 m higher than the Highway.