Airports / Herlong Recreational Airport
Herlong Recreational Airport(KHEG)
Jacksonville, United States
Last updated: Mar 13, 2026
Activity Summary
Airport Patterns
30 aircraft not previously recorded at this airport appeared this 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
15t
Signals Detected
5
Highest Severity
High
Elevated activity Oct 18, 2025 – Oct 24, 2025 — 4 flights in 7 days vs baseline of 1
4 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 287%.
3.4t CO₂
Elevated activity Sep 12, 2025 – Sep 18, 2025 — 3 flights in 7 days vs baseline of 1
3 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 191%.
2.6t CO₂
Elevated activity Jan 13, 2026 – Jan 19, 2026 — 3 flights in 7 days vs baseline of 1
3 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 191%.
3.8t CO₂
Single high-emission departure N841QS → KUES on Nov 14, 2025 — 5.2t CO₂, 100% of day's total
Aircraft N841QS departing to KUES produced 5.2t CO₂, representing 100% of all airport emissions on Nov 14, 2025.
5.2t CO₂
14-day gap in recorded activity ending May 29, 2025
Airport had 14 consecutive days with zero recorded flights before activity resumed on May 29, 2025.
Route Map
KHEG to KUES · 950 miles
Total Flights
1
Avg CO₂/Flight
5.2t
Total Emissions
5.2t CO₂
KHEG to KBCT · 289 miles
Total Flights
2
Avg CO₂/Flight
2.5t
Total Emissions
5.0t CO₂
KHEG to KAVX · 2,148 miles
Total Flights
1
Avg CO₂/Flight
4.9t
Total Emissions
4.9t CO₂
KHEG to KPWA · 986 miles
Total Flights
1
Avg CO₂/Flight
4.3t
Total Emissions
4.3t CO₂
KHEG to KGRR · 895 miles
Total Flights
1
Avg CO₂/Flight
3.2t
Total Emissions
3.2t CO₂
KHEG to KVKS · 555 miles
Total Flights
1
Avg CO₂/Flight
2.7t
Total Emissions
2.7t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period