Latitude:	38.00N - 39.00N		Longitude:	77.00W - 76.00W
Month:	July

Depth Mean Max. Min. Number of Sample Standard Deviation 0 11.56 14.09 7.00 49 1.52 10 13.12 16.12 9.57 41 1.68 20 17.58 20.22 12.67 25 2.24 30 19.07 20.26 13.50 21 1.86