In September 2025, the average noise level recorded at the Feldbergstrasse station was 68.6 dB, with a peak noise level reaching 92.7 dB. The highest noise level at this station occurred on September 25th, between 12:00 and 14:59, measuring 89.9 dB. The stations with recorded values during this period include Feldbergstrasse and Grenzacherstrasse. Notably, the average noise level at Feldbergstrasse is close to the 70-80 dB range, which is considered very loud and comparable to street traffic.

Since 2020, the average noise level at Feldbergstrasse has remained consistent at 68.6 dB, with a maximum recorded level of 92.7 dB and a 99th percentile of 88.0 dB. Comparing these historical values to September 2025, there are no significant deviations, indicating stable noise conditions over time. Similarly, Grenzacherstrasse shows an average of 63.6 dB, with a maximum of 90.5 dB and a 99th percentile of 80.7 dB, aligning closely with the current period's data.

The highest noise level ever recorded at Feldbergstrasse was 92.7 dB, while the all-time lowest was 71.5 dB, occurring between 00:00 and 02:59.

The decibel (dB) 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 around 30 dB, normal conversation ranges from 50 to 60 dB, and nearby 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.