Key noise-related figures for Zurich Airport

 

 

2020

 

2019

 

2018

Number of residents 1) above alarm value for SL II 2)

 

not available 3)

 

6,413

 

6,535

Number of residents above immission limit for SL II

 

not available 3)

 

56,348

 

63,427

Number of residents above the planning value for SL II

 

not available 3)

 

144,518

 

154,165

Daytime aircraft noise levels 4) at NMT 1/3/6/10 (dB[A]) 5)

 

61/55/59/55

 

66/59/66/59

 

66/58/66/58

Number of engine ground tests in the noise protection hangar during the day/night

 

303/103

 

273/214

 

334/233

Number of exceedances of the permissible noise exposure level

 

2

 

3

 

1

Number of registered flight path deviations/investigated

 

3,628/83

 

4,144/136

 

4,558/178

Number of night flight movements (10 p.m.– 6 a.m.)

 

3,157

 

12,968

 

13,655

Proportion in the first hour (10–11 p.m.)

 

2,770

 

10,342

 

10,569

Number of special authorisations for night flights issued 6)

 

69

 

272

 

312

of which emergency, relief and rescue flights

 

31

 

65

 

61

of which police, military and government flights

 

12

 

20

 

28

of which various other types of flight

 

26

 

187

 

223

2010 Sound Insulation Programme: number of properties fitted 7)

 

6,700

 

6,400

 

6,200

Number of complaints and queries relating to noise 8)

 

891

 

2,588

 

2,281

1) Encompassing noise contours of the day and night noise limits.

2) Sensitivity level II (SL II) in accordance with Art. 43 of the Federal Noise Abatement Ordinance.

3) Figures will be calculated by Empa and published only after this report is printed.

4) Energy-equivalent continuous sound level of daytime aircraft noise (6 a.m. – 10 p.m.).

5) NMT = Noise Monitoring Terminal, 1 = Rümlang, 3 = Oberglatt, 6 = Glattbrugg, 10 = Nürensdorf.

6) Special authorisations can be granted for urgent flights operating during the night-time curfew.

7) Number of buildings and properties which have been renovated to date incl. reimbursements.

8) Includes complaints and enquiries relating to noise levels, flight paths, development of the air traffic, etc.