What are the operating hours of KATY?

Watertown Regional Airport operates from 09:30 to 01:30.

What fuel is available at KATY?

Watertown Regional Airport offers 100LL, Jet A.

Does KATY require landing permits?

Yes, landing permits are required for Watertown Regional Airport (United States).

Where is KATY located?

Watertown Regional Airport (KATY) is located in Watertown, United States.

What is the IATA code for KATY?

The IATA code for Watertown Regional Airport is ATY.

How long is the runway at KATY?

The main runway at Watertown Regional Airport (12/30) measures 2103x30m.

Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer

Watertown Regional Airport (KATY/ATY) — Watertown, United States

Watertown Regional Airport (KATY/ATY) serves Watertown, United States. This is a mid-sized airport with 2 runways (12/30, 17/35). Field elevation is 1749 ft AMSL. Data on this page is maintained by the aviation community — contribute to keep it accurate.

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77% Data Complete 40 of 52 points

Missing: Contacts

Section Breakdown

Basic Info 7/7

Runways 4/4

Frequencies 2/4

Operations 2/2

Fuel 1/1

Contacts 0/2

Additional Info 3/10

Observed Activity · Jul 27

3 aircraft observed within 6 NM · busiest hour 14:00Z

2026-07-192026-07-27

Distinct ADS-B aircraft seen within 6 NM below 10,000 ft AGL per UTC day · community-feed coverage varies · not official movement totals

Data last updated: 2026-03-27

Help keep this data accurate!
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Basic Airport Information

ICAO: KATY
Name: Watertown Regional Airport
Type: medium_airport
Category: Domestic
Latitude: 44.914001
Longitude: -97.154701
Elevation: 1749 ft
Country: United States
Municipality: Watertown
IATA Code: ATY
FAA Code: N/A
FIR: N/A
Timezone: America/Chicago
Distance from City: N/A km
VFR: Yes
IFR: No

Runways

Runway 12/30

Designation: 12/30
Dimensions: 2103x30m
Surface: ASP
PCN: N/A
Lighting: Lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Runway 17/35

Designation: 17/35
Dimensions: 2101x30m
Surface: ASP
PCN: N/A
Lighting: Lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Frequencies

Tower: N/A
Ground: N/A
Operations: 122.500 MHz
Traffic/Approach: 128.500 MHz
ATIS: 126.625 MHz

Operation Hours

Monday 09:30 – 01:30

Tuesday 09:30 – 01:30

Wednesday 09:30 – 01:30

Thursday 09:30 – 01:30

Friday 09:30 – 01:30

Saturday 09:30 – 01:30

Sunday 09:30 – 01:30

Extra Hours On Request: No
Remarks: N/A

Contacts

AIS Tel: N/A
ARO Tel: N/A
MET Tel: N/A
Admin Tel: +1 605-753-9357
Health Tel: N/A
Police Tel: N/A
Authorities Tel: N/A
Website: N/A
Remarks: N/A

Slots / PPR

Slot Required: No
PPR Required: No
PPR Contact: N/A
Remarks: N/A

Fuel Information

Fuel Type: 100LL
Price/L: N/A
Last Updated: N/A
Remarks: N/A

Fuel Type: Jet A
Price/L: N/A
Last Updated: N/A
Remarks: N/A

Immigration

Port of Entry: No
GENDEC Required: No
GAR Required: No
Remarks: N/A

Airport Services

No services listed for this airport yet.

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United States Permit Requirements

Fast Landing: 1d

Overflight Permit: No
Landing Permit: Conditional
Overflight Lead Time: N/A
Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification

Private / GA Operations:

No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.

View Full United States Permit Details

Active NOTAMs

07/047 caution

Taxiway lighting closed

TWY A BTN RWY 17/35 AND TWY A2 CLSDTWY A2RSTRCTN>0? TO|

2026-07-20 14:11:00 2026-09-04 21:00:00

3/8 caution

Instrument procedure change

ATY WATERTOWN RGNL, WATERTOWN, SD. ILS OR LOC RWY 35, AMDT 12... S-ILS 35 DA 2225/HAT 480 ALL CATS, VIS 1 ALL CATS. S-LOC 35 MDA 2300/HAT 555 ALL CATS, VIS 1 ALL CATS. FOR INOP ALS, INCREASE S-ILS 35 ALL CATS VISIBILITY TO 1 3/8 SM. TEMPORARY CRANE 2010 MSL, 3581FT S OF RWY 35 (2025-AGL-12519-OE).

2026-07-15 20:24:00 2027-02-24 20:17:00

04/131 caution

Taxiway lighting closed

TWY B BTN AIR CARRIER RAMP AND APCH END RWY 17 CLSDAPCH END RWY 17RSTRCTN>0? TO|

2026-04-16 14:47:00 2026-08-05 22:00:00

+6 more active NOTAMs

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Nearby Airports

SD83 Lee Airport 46 NM SD03 Calico Field 52 NM KMDS Madison Municipal Airport 54 NM 8D9 Howard Municipal Airport 56 NM SD46 Jensen Airport 66 NM KPQN Pipestone Municipal Airport 67 NM 9SD9 Weelborg Airport 69 NM MY12 Dykstra Acreage Airport 73 NM

Compare KATY with SD83 side by side →

Airport History

Discover the key milestones and historical events that shaped Watertown Regional Airport. Our community-powered timeline traces this airport's journey from its origins to the present day.

Explore History

Frequently Asked Questions

What are the operating hours of KATY?: Watertown Regional Airport operates from 09:30 to 01:30.
What fuel is available at KATY?: Watertown Regional Airport offers 100LL, Jet A.
Does KATY require landing permits?: Yes, landing permits are required for Watertown Regional Airport (United States).
Where is KATY located?: Watertown Regional Airport (KATY) is located in Watertown, United States.
What is the IATA code for KATY?: The IATA code for Watertown Regional Airport is ATY.
How long is the runway at KATY?: The main runway at Watertown Regional Airport (12/30) measures 2103x30m.

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