Airports / Carroll County Airport
Carroll County Airport(KHZD)
Huntingdon, United States
Last updated: Mar 26, 2026
Activity Summary
Airport Patterns
Emissions up 191% 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
49t
Signals Detected
5
Highest Severity
High
Elevated activity May 10, 2025 – May 16, 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 121%.
13.3t CO₂
Elevated activity Sep 20, 2025 – Sep 26, 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 121%.
3.1t CO₂
Elevated activity Sep 27, 2025 – Oct 3, 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 121%.
17.7t CO₂
Single high-emission departure N205QS → KHZD on Jul 28, 2025 — 10.6t CO₂, 100% of day's total
Aircraft N205QS departing to KHZD produced 10.6t CO₂, representing 100% of all airport emissions on Jul 28, 2025.
10.6t CO₂
18-day gap in recorded activity ending Jun 9, 2025
Airport had 18 consecutive days with zero recorded flights before activity resumed on Jun 9, 2025.
4.4t CO₂
Route Map
KHZD to KSJC · 1,846 miles
Total Flights
2
Avg CO₂/Flight
10.1t
Total Emissions
20.2t CO₂
KHZD to KBZN · 1,353 miles
Total Flights
2
Avg CO₂/Flight
7.2t
Total Emissions
14.5t CO₂
KHZD to KLAX · 1,694 miles
Total Flights
1
Avg CO₂/Flight
8.8t
Total Emissions
8.8t CO₂
KHZD to KFMY · 763 miles
Total Flights
3
Avg CO₂/Flight
2.5t
Total Emissions
7.5t CO₂
KHZD to KRST · 581 miles
Total Flights
1
Avg CO₂/Flight
7.1t
Total Emissions
7.1t CO₂
KHZD to KSDL · 1,337 miles
Total Flights
1
Avg CO₂/Flight
6.8t
Total Emissions
6.8t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period