Airports / Nantucket Memorial Airport
Nantucket Memorial Airport(KACK)
Nantucket, United States
Last updated: Mar 21, 2026
Activity Summary
Airport Patterns
Emissions up 775% 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
463t
Signals Detected
5
Highest Severity
Medium
Elevated activity Jun 12, 2025 – Jun 18, 2025 — 47 flights in 7 days vs baseline of 21
47 flights recorded in a 7-day window, exceeding the airport baseline of 21 flights per week by 126%.
139.9t CO₂
Elevated activity Jun 19, 2025 – Jun 25, 2025 — 45 flights in 7 days vs baseline of 21
45 flights recorded in a 7-day window, exceeding the airport baseline of 21 flights per week by 116%.
117.3t CO₂
Elevated activity Jun 26, 2025 – Jul 2, 2025 — 60 flights in 7 days vs baseline of 21
60 flights recorded in a 7-day window, exceeding the airport baseline of 21 flights per week by 189%.
170.2t CO₂
Single high-emission departure N345LL → KACK on Jul 12, 2025 — 35.7t CO₂, 44% of day's total
Aircraft N345LL departing to KACK produced 35.7t CO₂, representing 44% of all airport emissions on Jul 12, 2025.
35.7t CO₂
16-day gap in recorded activity ending Dec 26, 2025
Airport had 16 consecutive days with zero recorded flights before activity resumed on Dec 26, 2025.
Route Map
KACK to LIML · 3,829 miles
Total Flights
1
Avg CO₂/Flight
24.3t
Total Emissions
24.3t CO₂
KACK to KTEB · 210 miles
Total Flights
14
Avg CO₂/Flight
1.4t
Total Emissions
20.3t CO₂
KACK to KAPA · 1,822 miles
Total Flights
1
Avg CO₂/Flight
19.7t
Total Emissions
19.7t CO₂
KACK to KVNY · 2,656 miles
Total Flights
1
Avg CO₂/Flight
15.2t
Total Emissions
15.2t CO₂
KACK to KSUN · 2,236 miles
Total Flights
1
Avg CO₂/Flight
12.9t
Total Emissions
12.9t CO₂
KACK to KPBI · 1,158 miles
Total Flights
2
Avg CO₂/Flight
6.4t
Total Emissions
12.9t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period