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 AL6 0BJ,Yes,51.828312,-0.206542,523688,215931,TL236159,1/1/1980 12:00:00 AM,,72,,,Welwyn North,1.1,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn AL6 0BL,Yes,51.831869,-0.200557,524091,216337,TL240163,1/1/1980 12:00:00 AM,,113,16,4,Welwyn North,1.1,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn East,Welwyn AL6 9DQ,Yes,51.829525,-0.211317,523356,216058,TL233160,4/1/1985 12:00:00 AM,,73,109,48,Welwyn North,1.5,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9ES,Yes,51.829992,-0.212503,523273,216108,TL232161,1/1/1980 12:00:00 AM,,69,14,7,Welwyn North,1.6,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9FG,Yes,51.828502,-0.210162,523438,215946,TL234159,4/1/2008 12:00:00 AM,,74,,,Welwyn North,1.4,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9FH,Yes,51.824705,-0.214294,523164,215517,TL231155,10/1/2010 12:00:00 AM,,86,,,Welwyn North,1.5,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9FJ,Yes,51.824658,-0.214000,523184,215512,TL231155,10/1/2010 12:00:00 AM,,85,26,7,Welwyn North,1.5,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9HS,Yes,51.826454,-0.211613,523344,215716,TL233157,1/1/1980 12:00:00 AM,,81,61,22,Welwyn North,1.4,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9JA,Yes,51.825482,-0.214524,523146,215603,TL231156,1/1/1980 12:00:00 AM,,87,10,5,Welwyn North,1.6,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9JE,Yes,51.826084,-0.213311,523228,215672,TL232156,1/1/1980 12:00:00 AM,,85,86,35,Welwyn North,1.5,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9JF,Yes,51.826451,-0.214220,523164,215711,TL231157,1/1/1980 12:00:00 AM,,86,,,Welwyn North,1.6,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9LE,Yes,51.825238,-0.213852,523193,215577,TL231155,6/1/1981 12:00:00 AM,,85,8,4,Welwyn North,1.5,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn AL6 9NY,No,51.830793,-0.210623,523400,216200,TL233162,8/1/1992 12:00:00 AM,5/1/1994 12:00:00 AM,69,,,Welwyn North,1.5,,,,Welwyn Hatfield,Welwyn West,Welwyn