Airports / Hays Municipal Airport

Hays Municipal Airport(KHYS)

Hays, United States

Last updated: Mar 29, 2026

Pro
Soon
Viewing period:
Compared to: preceding 12 months · May 2024 – May 2025
May 2025 – Apr 2026·vs May 2024 – May 2025· Emissions increasing vs prior period

Activity Summary

291.6
Tons CO2 Total
3.1
Avg CO2/Flight
112
Flights Total
Emissions Intensity0.01t CO₂/nm
196.2 tons CO2 in selected period

Airport Patterns

Emissions up 176% vs prior period — significantly busier than prior period

196t
Total CO₂
3.1t
Avg CO₂/flight
112
Flights
Operator Profile

Charter/owner classification not available for this airport's flights

Emissions
198%
98t → 292t CO₂
CO₂ Intensity
5%
3.2t → 3.1t per departure
Flight Count
79
33 → 112 flights
New Routes
71
221t CO₂ combined
Dropped Routes
18
Prior period only
New Aircraft
92
92 new tail numbers
Top Destinations
Fort Lauderdale16.2t CO₂
2 flights · avg 8.1t/flight
Rogers13.3t CO₂
1 flight · avg 13.3t/flight
Denver12.6t CO₂
10 flights · avg 1.3t/flight
Scottsdale9.9t CO₂
2 flights · avg 4.9t/flight
Van Nuys9.4t CO₂
1 flight · avg 9.4t/flight

Spikes

Significant deviations from this airport's baseline in the selected period.

CO₂ Above Baseline

46t

Signals Detected

5

Highest Severity

High

MediumMay 21, 2025 – May 27, 2025

Elevated activity May 21, 2025 – May 27, 2025 — 5 flights in 7 days vs baseline of 2

5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 110%.

8.2t CO₂

MediumJun 18, 2025 – Jun 24, 2025

Elevated activity Jun 18, 2025 – Jun 24, 2025 — 5 flights in 7 days vs baseline of 2

5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 110%.

12.6t CO₂

MediumAug 6, 2025 – Aug 12, 2025

Elevated activity Aug 6, 2025 – Aug 12, 2025 — 5 flights in 7 days vs baseline of 2

5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 110%.

10.8t CO₂

HighMar 17, 2026

Single high-emission departure N461EE → KROG on Mar 17, 2026 — 13.3t CO₂, 100% of day's total

Aircraft N461EE departing to KROG produced 13.3t CO₂, representing 100% of all airport emissions on Mar 17, 2026.

13.3t CO₂

LowJun 24, 2025 – Jul 12, 2025

18-day gap in recorded activity ending Jul 12, 2025

Airport had 18 consecutive days with zero recorded flights before activity resumed on Jul 12, 2025.

0.9t CO₂

Route Map

Top Routes by Emissions
HaysFort Lauderdale

KHYS to KFXE · 1,410 miles

Total Flights

2

Avg CO₂/Flight

8.1t

Total Emissions

16.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
HaysRogers

KHYS to KROG · 330 miles

Total Flights

1

Avg CO₂/Flight

13.3t

Total Emissions

13.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
HaysDenver

KHYS to KAPA · 303 miles

Total Flights

10

Avg CO₂/Flight

1.3t

Total Emissions

12.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
HaysScottsdale

KHYS to KSDL · 790 miles

Total Flights

2

Avg CO₂/Flight

4.9t

Total Emissions

9.9t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
HaysVan Nuys

KHYS to KVNY · 1,111 miles

Total Flights

1

Avg CO₂/Flight

9.4t

Total Emissions

9.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
HaysSanta Barbara

KHYS to KSBA · 1,178 miles

Total Flights

1

Avg CO₂/Flight

7.1t

Total Emissions

7.1t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 8
Aircraft Using This Airport
View All Aircraft
N461EE·Embraer Praetor 500
13.3t CO₂ · avg 13.3t/visit · 1 visit · Last seen 17 Mar 2026
N825CP·Gulfstream GIV
9.4t CO₂ · avg 9.4t/visit · 1 visit · Last seen 13 Jun 2025
N972MC·Bombardier Challenger 600
9.1t CO₂ · avg 9.1t/visit · 1 visit · Last seen 1 Jan 2026
N757RRCharter·Gulfstream G650
7.5t CO₂ · avg 7.5t/visit · 1 visit · Last seen 28 Nov 2025
N598FXCharter·Bombardier Challenger 300
7.1t CO₂ · avg 7.1t/visit · 1 visit · Last seen 11 Jun 2025
N995RR·Bombardier Challenger 350
7.1t CO₂ · avg 7.1t/visit · 1 visit · Last seen 20 Jun 2025
N621QSCharter·Cessna Citation Latitude
6.8t CO₂ · avg 6.8t/visit · 1 visit · Last seen 19 Aug 2025
N142RM·Bombardier Global 5000/5500
6.8t CO₂ · avg 3.4t/visit · 2 visits · Last seen 8 Mar 2026
N904TXCharter·Cessna Citation X
6.6t CO₂ · avg 6.6t/visit · 1 visit · Last seen 25 Jul 2025
N753QSCharter·Bombardier Challenger 300
6.2t CO₂ · avg 6.2t/visit · 1 visit · Last seen 3 Feb 2026
Page 1 of 10

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period