Airports / Butler County Regional Airport
Butler County Regional Airport(KHAO)
Hamilton, United States
Last updated: Mar 29, 2026
Activity Summary
Airport Patterns
Emissions up 485% 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
147t
Signals Detected
4
Highest Severity
High
Elevated activity Aug 15, 2025 – Aug 21, 2025 — 24 flights in 7 days vs baseline of 12
24 flights recorded in a 7-day window, exceeding the airport baseline of 12 flights per week by 104%.
55.2t CO₂
Elevated activity Aug 23, 2025 – Aug 29, 2025 — 25 flights in 7 days vs baseline of 12
25 flights recorded in a 7-day window, exceeding the airport baseline of 12 flights per week by 112%.
48.9t CO₂
Elevated activity Sep 12, 2025 – Sep 18, 2025 — 25 flights in 7 days vs baseline of 12
25 flights recorded in a 7-day window, exceeding the airport baseline of 12 flights per week by 112%.
30.0t CO₂
Single high-emission departure N44CE → KHAO on Nov 13, 2025 — 12.9t CO₂, 84% of day's total
Aircraft N44CE departing to KHAO produced 12.9t CO₂, representing 84% of all airport emissions on Nov 13, 2025.
12.9t CO₂
Route Map
KHAO to KPIE · 799 miles
Total Flights
5
Avg CO₂/Flight
3.9t
Total Emissions
19.6t CO₂
KHAO to KMEM · 423 miles
Total Flights
10
Avg CO₂/Flight
1.8t
Total Emissions
18.5t CO₂
KHAO to KPWK · 260 miles
Total Flights
12
Avg CO₂/Flight
1.5t
Total Emissions
18.0t CO₂
KHAO to KAPF · 926 miles
Total Flights
4
Avg CO₂/Flight
4.1t
Total Emissions
16.4t CO₂
KHAO to KMDW · 238 miles
Total Flights
13
Avg CO₂/Flight
1.1t
Total Emissions
14.0t CO₂
KHAO to KTEB · 562 miles
Total Flights
7
Avg CO₂/Flight
2.0t
Total Emissions
14.0t CO₂
Recent Flights
10 total flights recordedShowing most recent flights — not filtered by viewing period