| 5.18 ENVIRONMENTAL NOISE AND TREATMENT IN MAIN YEARS | ||||
| Indicators | 2010 | 2020 | 2021 | 2022 |
| Average Equivalent Sound Level of Area Ambient Noise | ||||
| Daytime (LeqdB(A)) | 55.8 | 54.2 | 54.0 | 53.4 |
| Nighttime (LeqdB(A)) | 48.3 | 47.8 | 47.7 | 46.8 |
| Average Equivalent Sound Level of Traffic Noise | ||||
| Daytime (LeqdB(A)) | 69.8 | 68.2 | 68.4 | 68.3 |
| Nighttime (LeqdB(A)) | 64.3 | 63.4 | 63.6 | 63.5 |
| NOTE: Data in this table is provided by Shanghai Municipal Bureau of Ecology and Environment. | ||||