Baltimore | 434,439 | 202 | 47 |Impounding reservoir 31. Omaha | 140,452 | 63 | 45 |Missouri River 32. Columbus | 88,150 | 38 | 43 |Surface-water and wells 33. Providence | 132,146 | 53 | 40 |Pawtuxet River 34. Kansas City | 132,716 | 53 | 40 |Missouri River 35. Rochester | 133,896 | 53 | 39 |Hemlock and Candice lakes 36. Evansville | 50,756 | 20 | 39 |Ohio River 37. Boston | 448,477 | 174 | 39 |Impounding reservoirs 38. Toledo | 81,434 | 29 | 36 |Maumee River 39. Cambridge | 70,028 | 24 | 34 |Impounding reservoir 40. St. Louis | 451,770 | 145 | 32 |Mississippi River 41. Scranton | 75,215 | 24 | 32 |Impounding reservoir 42. Buffalo | 255,664 | 80 | 31 |Niagara River 43. Milwaukee | 204,468 | 61 | 30 |Lake Michigan 44. New Haven | 81,298 | 22 | 27 |Impounding reservoir 45. Worcester | 84,655 | 22 | 26 |Impounding reservoir 46. Paterson | 78,347 | 20 | 26 |Passaic River | | | | (higher up) 47. Dayton | 61,220 | 15 | 25 |Wells 48. Brooklyn | 806,343 | 194 | 24 |Wells, ponds, and | | | | impounding reservoirs 49. New York | 1,515,301 | 348 | 23 |Impounding reservoir 50. Syracuse | 88,143 | 18 | 20 |Impounding reservoir | | | | and springs 51. New Orleans | 242,039 | 45 | 19 |Mississippi River 52. Detroit | 205,876 | 40 | 19 |Detroit River 53. Lynn | 55,727 | 9 | 16 |Impounding reservoir 54. Trenton | 57,458 | 9 | 16 |Delaware River | | | | London | 4,306,411 | 719 | 17 |Filtered Thames and Lea | | | | rivers and 1/4 from | | | | wells Glasgow | 667,883 | 138 | 20 |Loch Katrine Paris | 2,424,705 | 609 | 25 |Spring water Amsterdam | 437,892 | 69 | 16 |Filtered dune-water Rotterdam | 222,233 | 12 | 5 |Filtered Maas River Hague | 169,828 | 3 | 2 |Filtered dune-water Berlin | 1,714,938 | 161 | 9 |Filtered Havel and Spree | | | | rivers Hamburg | 634,878 | 115 | 18 |Filtered Elbe River Breslau | 353,551 | 37 | 11 |Filtered Oder River Dresden | 308,930 | 14 | 5 |Ground-water Vienna | 1,435,931 | 104 | 7 |Spring-water -----------------+-----------+------+-------+-------------------------