Airports / Mackall Army Airfield
Mackall Army Airfield(KHFF)
Hoffman, United States
Last updated: Mar 21, 2026
Activity Summary
Airport Patterns
Emissions up 216% 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
61t
Signals Detected
5
Highest Severity
High
Elevated activity Apr 6, 2025 – Apr 12, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 146%.
19.3t CO₂
Elevated activity Apr 29, 2025 – May 5, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 146%.
7.9t CO₂
Elevated activity Jul 25, 2025 – Jul 31, 2025 — 4 flights in 7 days vs baseline of 2
4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 146%.
15.8t CO₂
Single high-emission departure N478GS → KHFF on Jul 24, 2025 — 15.4t CO₂, 100% of day's total
Aircraft N478GS departing to KHFF produced 15.4t CO₂, representing 100% of all airport emissions on Jul 24, 2025.
15.4t CO₂
14-day gap in recorded activity ending May 27, 2025
Airport had 14 consecutive days with zero recorded flights before activity resumed on May 27, 2025.
2.4t CO₂
Route Map
KHFF to KFLL · 620 miles
Total Flights
3
Avg CO₂/Flight
6.3t
Total Emissions
18.8t CO₂
KHFF to KOPF · 632 miles
Total Flights
3
Avg CO₂/Flight
3.0t
Total Emissions
9.0t CO₂
KHFF to KTEB · 499 miles
Total Flights
3
Avg CO₂/Flight
2.3t
Total Emissions
6.9t CO₂
KHFF to KFMY · 600 miles
Total Flights
2
Avg CO₂/Flight
3.2t
Total Emissions
6.4t CO₂
KHFF to KADS · 1,002 miles
Total Flights
1
Avg CO₂/Flight
5.9t
Total Emissions
5.9t CO₂
KHFF to KPBI · 578 miles
Total Flights
2
Avg CO₂/Flight
2.9t
Total Emissions
5.8t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period