Survey Control Point Datasheet
	ID	Designation:	COR061669L	Grand Canyon Monitoring and Research Center	2255 North Gemini Drive
	GCES Designation:	5112002	Flagstaff, AZ 86001
	Comments:
		C	Point Status:	SINGLE OBSERVATION	Existing Description:
		O
		N	Northing (m):	575929.519	Existing Photo(s):
		T	Easting (m):	223947.739
		R
		OL	Ellip (m):	821.638
		Date:	7/27/2010
	
	Monument Type:	CHX	River:	COR
	
		Rock Formation:	SANDSTONE	River Mile:	61.669
		RSD Color:	REDDISH WITH VARNISH	River Side:	L 
	
		Dist to North Edge of Rock:	2.5'	Hor Dist From River:	40M
		Dist to South Edge of Rock:	2.25'	Vert Dist From River:	25M
	
		Dist to East Edge of Rock:	3.65'	Flow (cfs):	10000
		Dist to West Edge of Rock:	3.9'
	General Area Description:	DESCRIPTION
	POINT IS ON SMALL LEDGE DIRECTLY BELOW HELICOPTER LANDING PAD.
	Point Location Description:
	VERY LARGE LEDGES 4"X 4" X, EASY TO SEE
	Directions to Point:
	PARK BOAT DIRECTLY OR AS CLOSE TO CONFLUENCE. START UP NOSE OF LEDGES TO POINT