Aircraft noise in Tadworth and Epsom Downs (KT17, KT18, KT20, SM7)
On a typical day, about 10 aircraft pass over Tadworth and Epsom Downs — mostly helicopters and light aircraft, below 3,000 ft. Estimated peak ground noise reaches 82–85 dB. It ranks #14 of 29 Gatwick areas for aircraft noise exposure. (Flight Path Noise monitoring data, 36.7 days to 2026-08-23.)
Data: 36.7 days to 2026-08-23 · all tracked aircraft over Tadworth and Epsom Downs · updated monthly
Where the noise comes from
Helicopters & other light aircraft
10 overflights/day (100%) · typically 1,800 ft
The bulk of the low traffic is light aviation crossing the Downs at around 1,800 ft — Redhill and Biggin Hill movements plus general transits skirting the London control zone.
Light-aircraft counts are tracked overflights only — many training and private aircraft carry no ADS-B transponder, so true numbers are higher.
How nearby areas compare
| Area | Overflights / day | Rank |
|---|---|---|
| Tadworth and Epsom Downs | 10 | #14 |
| Redhill | 9 | #15 |
| Leatherhead | 6 | #22 |
| Ashtead | 5 | #28 |
| Reigate | 5 | #29 |
Common questions
- Is Tadworth and Epsom Downs under a flight path?
- Yes — Tadworth and Epsom Downs is directly under the area's flight paths, with around 10 overflights on a typical day, mostly arrivals.
- What time do planes start over Tadworth and Epsom Downs?
- The first movements typically pass over Tadworth and Epsom Downs around 9:32am, building through the morning peak.
- Is it quieter in Tadworth and Epsom Downs on weekends?
- Not much — weekday and weekend traffic over Tadworth and Epsom Downs is similar (10 vs 11 overflights a day).
Checking a specific address?
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