Table 2

Extrapolated traffic and noise outcomes in dB for the entire city by neighborhood.

No. street segments
 Total 24-hr traffic (1,000s)
 Noise level (dB Ldn)
Neighborhood
 Non-arterial
 Arterial
 Non-arterial
 Arterial
 Non-arterial
 Arterial
 Mean (SD)
Bayview/Hunter's Point
 1,226
 170
 7,571
 2,683
 66
 70
 66 (1.6)
Central West
 1,400
 286
 7,209
 5,512
 62
 67
 63 (2.3)
Chinatown
 155
 34
 1,637
 578
 66
 69
 67 (1.6)
Downtown/Civic Center
 291
 63
 4,161
 1,550
 69
 71
 69 (1.0)
Excelsior/Visitation Valley/Crocker/Outer Mission
 1,567
 366
 6,925
 4,328
 64
 66
 64 (1.5)
Financial District
 343
 93
 5,077
 2,841
 67
 72
 68 (2.6)
Glen Park/Bernal Heights
 747
 77
 1,662
 1,553
 60
 69
 61 (2.8)
Haight Ashbury
 222
 61
 1,317
 1,785
 65
 69
 66 (2.2)
Inner Mission
 577
 130
 5,344
 2,995
 67
 71
 68 (2.8)
Lakeshore
 407
 134
 2,903
 2,787
 63
 66
 64 (2.5)
Nob Hill/Russian Hill/Pacific Heights/Marina
 959
 135
 6,672
 2,958
 66
 69
 67 (1.5)
North Beach
 486
 43
 2,849
 805
 65
 70
 65 (1.6)
Northwest
 1,379
 294
 6,012
 7,267
 61
 68
 63 (3.0)
Potrero Hill
 439
 44
 2,339
 815
 65
 71
 65 (2.1)
South of Market
 569
 126
 9,829
 2,994
 70
 70
 70 (1.5)
Twin Peaks/Diamond Heights/Oceanview
 1,379
 243
 6,370
 3,060
 61
 66
 62 (2.6)
Upper Market/Noe Valley
 709
 213
 2,703
 3,043
 63
 68
 64 (2.6)
Western Addition
 601
 122
 5,750
 3,670
 67
 71
 68 (2.6)








All
 13,456
 2,634
 86,330
 51,224
 64
 68
 65 (3.3)

Seto et al. International Journal of Health Geographics 2007 6:24   doi:10.1186/1476-072X-6-24