What are the operating hours of KNBC?

Beaufort MCAS - Merritt Field operates from 16:00 to 08:00.

What is the tower frequency at KNBC?

The tower frequency at Beaufort MCAS - Merritt Field is 119.05 MHz.

Does KNBC require landing permits?

Yes, landing permits are required for Beaufort MCAS - Merritt Field (United States).

Where is KNBC located?

Beaufort MCAS - Merritt Field (KNBC) is located in Beaufort, United States.

How long is the runway at KNBC?

The main runway at Beaufort MCAS - Merritt Field (05/23) measures 3719x61m.

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

Beaufort MCAS - Merritt Field (KNBC) — Beaufort, United States

Beaufort MCAS - Merritt Field (KNBC) serves Beaufort, United States. This is a mid-sized airport with 4 runways (05/23, 10/28). Field elevation is 37 ft AMSL. Data on this page is maintained by the aviation community — contribute to keep it accurate.

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75% Data Complete 39 of 52 points

Missing: Fuel, Contacts

Section Breakdown

Basic Info 7/7

Runways 4/4

Frequencies 3/4

Operations 2/2

Fuel 0/1

Contacts 0/2

Additional Info 2/10

Observed Activity · Sep 11

11 aircraft observed within 6 NM · busiest hour 17:00Z

2026-08-292026-09-11

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

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Basic Airport Information

ICAO: KNBC
Name: Beaufort MCAS - Merritt Field
Type: medium_airport
Category: Military
Latitude: 32.477402
Longitude: -80.723198
Elevation: 37 ft
Country: United States
Municipality: Beaufort
IATA Code: N/A
FAA Code: N/A
FIR: N/A
Timezone: America/New_York
Distance from City: N/A km
VFR: Yes
IFR: No

Runways

Runway 05/23

Designation: 05/23
Dimensions: 3719x61m
Surface: PEM
PCN: 59
Lighting: Lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Runway 10/28

Designation: 10/28
Dimensions: 1958x46m
Surface: ASP
PCN: N/A
Lighting: Not lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Runway 14/32

Designation: 14/32
Dimensions: 2439x61m
Surface: PEM
PCN: 64
Lighting: Lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Runway 18/36

Designation: 18/36
Dimensions: 1201x46m
Surface: ASP
PCN: N/A
Lighting: Not lighted
NAVAIDs: N/A
Approach Types: N/A
Remarks: N/A

Frequencies

Tower: 119.050 MHz
Ground: 128.150, 348.625 MHz
Operations: 28.180 MHz
Traffic/Approach: N/A
ATIS: N/A

Operation Hours

Monday 16:00 – 08:00

Tuesday 16:00 – 08:00

Wednesday 16:00 – 08:00

Thursday 16:00 – 08:00

Friday 16:00 – 03:00

Extra Hours On Request: No
Remarks: Mon 12:00-04:00; Tue 12:00-04:00; Wed 12:00-04:00; Thu 12:00-04:00; Fri 12:00-23:00

Contacts

AIS Tel: N/A
ARO Tel: N/A
MET Tel: N/A
Admin Tel: N/A
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

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

L0220/26 info

UPDATE AIRFIELD HOURS *11 SEP 0700-1900L (1100-2300Z) *12 SEP CLOSED *13 SEP 1500-1700L (1900-2100Z) *18 SEP 0700-1900L (1100-2300Z) *19 SEP CLOSED* 20 SEP 1500-1700L (1900-2100Z) *25 SEP 0700-1900L (1100-2300Z) *26 SEP CLOSED* 27 SEP 1500-1700L (1900-2100Z) *02 OCT 0700-1900L (1100-2300Z) *3 OCT CL…

2026-09-10 13:57:00 2026-09-18 11:00:00

L219/26 info

*8 SEP 1130L-1435L (1530Z-1835Z) *11 SEP 0700-1900L (1100-2300Z) *12 SEP CLOSED *13 SEP 1500-1700L (1900-2100Z) *18 SEP 0700-1900L (1100-2300Z) *19 SEP CLOSED* 20 SEP 1500-1700L (1900-2100Z) *25 SEP 0700-1900L (1100-2300Z) *26 SEP CLOSED* 27 SEP 1500-1700L (1900-2100Z) *02 OCT 0700-1900L (1100-2300Z…

2026-09-10 13:55:00 2026-09-18 11:00:00

L210/26 info

UPDATED AIRFIELD HOURS *4 SEP 0700L-LPOD (1100Z- LPOD) *5 SEP CLOSED *6 SEP CLOSED *7 SEP CLOSED *8 SEP 1130L-1330L (1530Z-1730Z) *11 SEP 0700-1900L (1100-2300Z) *12 SEP CLOSED *13 SEP 1500-1700L (1900-2100Z) *18 SEP 0700-1900L (1100-2300Z) *19 SEP CLOSED* 20 SEP 1500-1700L (1900-2100Z) *25 SEP 0700…

2026-09-02 16:05:00 2026-09-25 11:00:00

+3 more active NOTAMs

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Nearby Airports

KARW Beaufort Executive Airport 6 NM SC74 Marsh Point Airport 6 NM KHXD Hilton Head Airport 15 NM 2GA2 Swaids Field 29 NM 9GA1 Briar Patch Airport 31 NM KSAV Savannah/Hilton Head Intl 32 NM KSVN Hunter Army Air Field 35 NM GA43 Briggs Field 37 NM

Compare KNBC with KARW side by side →

Airport History

Discover the key milestones and historical events that shaped Beaufort MCAS - Merritt Field. 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 KNBC?: Beaufort MCAS - Merritt Field operates from 16:00 to 08:00.
What is the tower frequency at KNBC?: The tower frequency at Beaufort MCAS - Merritt Field is 119.05 MHz.
Does KNBC require landing permits?: Yes, landing permits are required for Beaufort MCAS - Merritt Field (United States).
Where is KNBC located?: Beaufort MCAS - Merritt Field (KNBC) is located in Beaufort, United States.
How long is the runway at KNBC?: The main runway at Beaufort MCAS - Merritt Field (05/23) measures 3719x61m.

View on Map