Patuxent River Naval Air Station (Trapnell Field)

KNHK / NHK

Patuxent River, US

KNHK (NHK) Patuxent River Naval Air Station (Trapnell Field) — Charts, Approach Plates & Operations

18 official charts for Patuxent River Naval Air Station (Trapnell Field) (KNHK / NHK) — airport diagrams, instrument approach procedures, SIDs, STARs, and operational information for pilots.

Charts (18) Operations Frequencies Official AIP FAQ

KNHK Airport Charts & Approach Plates

Official charts for Patuxent River Naval Air Station (Trapnell Field) published by the national aviation authority. Updated every 28 days per AIRAC cycle. All links open the official PDF source in a new tab.

Airport Diagrams 1

Instrument Approach Procedures (IAP) 6

Takeoff Minimums 1

Additional Charts 10

All charts sourced from official AIP publication. Last updated: April 7, 2026. Always verify with the official AIP before flight.

Airport Operations

Patuxent River NAS is a private use only military facility operating 24 hours with control tower and approach services. The airport has ILS approach capability on runway 06 and operates under strict military procedures with service provided by Potomac TRACON when local approach is closed.

Fuel & Services

Fuel Available
No
Operating Hours
24 HRS MON-SUN, OTHER TIMES BY NOTAM
Customs
Available

NONE

Parking & Handling

Published Approach Procedures

ILS RWY 06

Special Procedures

Private use only. APCH/DEP SVC PRVDD BY POTOMAC TRACON (PCT) APP/DEP CON 135.625/269.625 (MON-SUN 0400-1200Z, OTHER TIMES BY NOTAM)

PPL / GA Operations

PRIVATE USE ONLY - military facility. Airport has active construction notice. Lights available only during hours of operation. CLSD HOLIDAYS. Attendance 1200-0400Z++

Source: AIP data extracted Apr 7, 2026. Always verify with official AIP before flight. View source

Radio Frequencies

8 frequencies
Tower
123.700
MHz
TWR
Ground
120.600
MHz
GND
ATIS
27.620
MHz
ATIS
Clearance
135.200
MHz
CLNC DEL
OPS
30.255
MHz
BASE OPS
PMSV
35.620
MHz
PMSV METRO
RDO
117.600
MHz
LEESBURG RDO
A/D
120.050
MHz
APP/DEP
Emergency Frequency
121.500
International Emergency

Usage Instructions:

Tower: Airport traffic control
Ground: Surface movement control
Approach: Terminal area control
ATIS: Automated weather & airport info
• Click any frequency to copy to clipboard
• Always verify frequencies with current charts before flight
• Frequencies may change - check NOTAMs for updates
Data Source: Frequencies are sourced from OurAirports.com, updated daily. Always verify current frequencies using official airport charts, AIP publications, or contact the airport directly. Frequencies may change due to operational requirements or regulatory updates.

Aeronautical Information Publication (AIP)

✓ Free Access
AIP - United States

Official AIP for United States via US FAA (Free)

Managed by: US FAA

Access Information: Freely accessible online
Access details: Public

Alternative Resources:

SkyVector FAA AIP ChartFox

Frequently Asked Questions

How many charts are available for KNHK (NHK) Patuxent River Naval Air Station (Trapnell Field)?

We list 18 official charts for KNHK, including airport diagrams, instrument approach procedures (IAP), SIDs, STARs, and visual approaches sourced directly from the official AIP.

Where can I find instrument approach plates for KNHK?

All instrument approach procedures (IAP) for KNHK (NHK) Patuxent River Naval Air Station (Trapnell Field) are available on this page, linking directly to the official PDF charts published by the aviation authority. These include ILS, RNAV/GPS, VOR and LOC approaches for all runways.

Are the charts for KNHK free?

Yes, all chart links on this page point to official free sources including FAA d-TPP, EUROCONTROL eAIPs, and national aviation authority publications. No subscription required.

How often are charts updated?

Official charts follow the AIRAC cycle and are updated every 28 days. The links on this page always point to the current effective cycle from the official source.