Postcode,In Use?,Latitude,Longitude,Easting,Northing,Grid Ref,Introduced,Terminated,Altitude,Population,Households,Nearest Station,Distance To Station (KM),Built Up Area,Water Company,Sewage Company,District,Ward,County Electoral Division SG3 6HS,Yes,51.854509,-0.182243,525290,218886,TL252188,2/1/1990 12:00:00 AM,,97,12,7,Knebworth,1.4,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6HT,No,51.854641,-0.182064,525302,218901,TL253189,1/1/1991 12:00:00 AM,12/1/1991 12:00:00 AM,97,,,Knebworth,1.4,Woolmer Green,,,Welwyn Hatfield,Welwyn East,Welwyn SG3 6HU,No,51.855540,-0.182027,525302,219001,TL253190,3/1/1983 12:00:00 AM,12/1/1994 12:00:00 AM,97,,,Knebworth,1.3,Woolmer Green,,,Welwyn Hatfield,Welwyn East,Welwyn SG3 6HW,Yes,51.852368,-0.178118,525580,218655,TL255186,3/1/2003 12:00:00 AM,,94,20,12,Knebworth,1.7,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6HY,Yes,51.854644,-0.181700,525327,218902,TL253189,4/1/1985 12:00:00 AM,,97,4,3,Knebworth,1.4,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JA,No,51.855540,-0.182027,525302,219001,TL253190,1/1/1980 12:00:00 AM,12/1/1994 12:00:00 AM,97,,,Knebworth,1.3,Woolmer Green,,,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JB,No,51.854079,-0.181229,525361,218840,TL253188,1/1/1980 12:00:00 AM,5/1/2008 12:00:00 AM,96,,,Knebworth,1.5,Woolmer Green,Affinity Water,,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JE,Yes,51.853494,-0.181180,525366,218775,TL253187,1/1/1980 12:00:00 AM,,96,44,14,Knebworth,1.5,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JF,Yes,51.853315,-0.179489,525483,218758,TL254187,2/1/1990 12:00:00 AM,,96,10,8,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JN,Yes,51.852896,-0.180319,525427,218710,TL254187,7/1/1983 12:00:00 AM,,95,21,7,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JX,Yes,51.852387,-0.178757,525536,218656,TL255186,1/1/1980 12:00:00 AM,,95,83,31,Knebworth,1.7,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6JZ,Yes,51.853695,-0.178457,525553,218802,TL255188,1/1/1980 12:00:00 AM,,96,76,41,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LA,Yes,51.853238,-0.178011,525585,218752,TL255187,1/1/1980 12:00:00 AM,,96,12,8,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LB,Yes,51.854249,-0.177070,525647,218866,TL256188,1/1/1980 12:00:00 AM,,96,6,2,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LD,Yes,51.853043,-0.181678,525333,218724,TL253187,7/1/1990 12:00:00 AM,,95,19,8,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LE,Yes,51.855250,-0.176114,525710,218979,TL257189,1/1/1980 12:00:00 AM,,100,5,1,Knebworth,1.5,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LN,Yes,51.851452,-0.179375,525496,218551,TL254185,1/1/1980 12:00:00 AM,,95,8,3,Knebworth,1.8,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn SG3 6LR,Yes,51.852499,-0.181976,525314,218663,TL253186,7/1/1990 12:00:00 AM,,95,24,6,Knebworth,1.6,Woolmer Green,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn