Airports / Elstree Airfield
Elstree Airfield(EGTR)
Borehamwood, Hertfordshire, United Kingdom
Last updated: Mar 28, 2026
Activity Summary
Airport Patterns
Emissions up 74% vs prior period — significantly busier than prior period
Charter/owner classification not available for this airport's flights
Spikes
Significant deviations from this airport's baseline in the selected period.
CO₂ Above Baseline
25t
Signals Detected
5
Highest Severity
High
Elevated activity May 2, 2025 – May 8, 2025 — 5 flights in 7 days vs baseline of 2
5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 127%.
5.7t CO₂
Elevated activity May 12, 2025 – May 18, 2025 — 5 flights in 7 days vs baseline of 2
5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 127%.
8.6t CO₂
Elevated activity May 19, 2025 – May 25, 2025 — 5 flights in 7 days vs baseline of 2
5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 127%.
3.2t CO₂
Single high-emission departure N520EM → LIRA on Sep 11, 2025 — 7.0t CO₂, 88% of day's total
Aircraft N520EM departing to LIRA produced 7.0t CO₂, representing 88% of all airport emissions on Sep 11, 2025.
7.0t CO₂
17-day gap in recorded activity ending Sep 28, 2025
Airport had 17 consecutive days with zero recorded flights before activity resumed on Sep 28, 2025.
0.6t CO₂
Route Map
EGTR to EGKB · 28 miles
Total Flights
15
Avg CO₂/Flight
0.6t
Total Emissions
8.6t CO₂
EGTR to EDDB · 589 miles
Total Flights
3
Avg CO₂/Flight
2.8t
Total Emissions
8.3t CO₂
EGTR to LIML · 612 miles
Total Flights
3
Avg CO₂/Flight
2.4t
Total Emissions
7.3t CO₂
EGTR to LIRA · 913 miles
Total Flights
1
Avg CO₂/Flight
7.0t
Total Emissions
7.0t CO₂
EGTR to EGSS · 29 miles
Total Flights
8
Avg CO₂/Flight
0.8t
Total Emissions
6.7t CO₂
EGTR to EFHK · 1,135 miles
Total Flights
2
Avg CO₂/Flight
3.3t
Total Emissions
6.6t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period