▁relative ▁to ▁a ▁specified ▁vertical ▁dat um . ▁ ▁See ▁also ▁▁ ▁H yd ra ul ic ▁head ▁ ▁Stream ▁gauge ▁ ▁Water ▁level ▁gau ges ▁ ▁T ide ▁gauge ▁ ▁Level ▁sensor ▁ ▁Li qu id ▁level ▁ ▁Stage ▁( h ydro log y ) ▁▁ ▁Sea ▁level ▁ ▁References ▁▁ ▁Category : H ydro log y ▁Category : Vertical ▁position <0x0A> </s> ▁Ash ley ▁is ▁a ▁village ▁located ▁in ▁the ▁south west ▁of ▁Ham pshire , ▁England . ▁It ▁lies ▁on ▁the ▁eastern ▁out sk ir ts ▁of ▁New ▁Mil ton ▁in ▁the ▁New ▁Forest ▁district , ▁and ▁is ▁two ▁miles ▁( 3   km ) ▁in land ▁from ▁the ▁sea . ▁Its ▁history ▁dates ▁back ▁to ▁the ▁Dom es day ▁book ▁of ▁ 1 0 8 6 , ▁when ▁two ▁est ates ▁were ▁recorded . ▁In ▁the ▁ 1 5 th ▁century ▁much ▁of ▁Ash ley ▁merged ▁with ▁a ▁neighbour ing ▁man or , ▁and ▁the ▁estate ▁became ▁known ▁as ▁Ash ley ▁Ar ne wood . ▁As ▁a ▁village , ▁Ash ley ▁began ▁to ▁develop ▁in ▁the ▁ 1 9 th ▁century ▁when ▁a ▁church ▁and ▁a ▁school ▁were ▁built . ▁Most ▁of ▁the ▁current ▁village ▁was ▁built ▁in ▁the ▁ 2 0 th ▁century , ▁and ▁today ▁Ash ley ▁is ▁effectively ▁a ▁sub urb ▁of ▁New ▁Mil ton . ▁ ▁History ▁ ▁Pre history ▁ ▁Hum ans ▁have ▁lived ▁in ▁the ▁Ash ley ▁area ▁for ▁thousands ▁of ▁years . ▁Two ▁Pala e ol ith ic ▁hand ▁axes ▁were ▁found