This month, the noise levels recorded at the Feldbergstrasse station showed an average of 68.5 dB, with the maximum reaching 92.7 dB. The highest noise level was recorded on May 28 between 18:00 and 20:59. The stations with measured values during this period include Feldbergstrasse and Grenzacherstrasse. An average noise level between 70 and 80 dB is considered very loud, which was not reached at Feldbergstrasse this month.

Since 2020, Feldbergstrasse has maintained an average noise level of 68.5 dB, with a maximum of 92.7 dB and a 99th percentile of 87.9 dB. This indicates that the noise levels this month are consistent with historical data. Grenzacherstrasse has an average of 63.8 dB, a maximum of 90.5 dB, and a 99th percentile of 80.9 dB, showing no significant deviations from past values.

The highest noise level at Feldbergstrasse was 90.6 dB, recorded on May 28 between 18:00 and 20:59. The all-time lowest noise level at this station was 24.1 dB, recorded on May 1, 2025, between 00:00 and 02:59 at Grenzacherstrasse.

The unit "dB" stands for decibel, which is a logarithmic unit used to measure sound intensity. A 10 dB increase represents a tenfold increase in sound intensity. For context, a quiet room is about 30 dB, normal conversation ranges from 50 to 60 dB, and street traffic can reach 70 to 80 dB.

For more detailed information on noise monitoring, readers can refer to additional sources available in the footer.