Patuxent River NAS (Trapnell Field) charts & airport diagram
Patuxent River NAS (Trapnell Field) (NHK · KNHK) in Patuxent River, MD publishes 19 FAA charts, including 13 instrument approaches (ILS, RNAV (GPS), TACAN). Every one links straight to the current FAA PDF. · Open on the map
All of Patuxent River NAS (Trapnell Field) — runways, frequencies, charts and live weatherLowest minimums here: ILS with vertical guidance · Every chart below links straight to the current FAA PDF.
What KNHK publishes
Airport diagram
The FAA airport diagram for Patuxent River NAS (Trapnell Field) — runways, taxiways, ramps and hold short lines. Shown in the browser above; the FAA PDF ↗ is the authoritative copy.
Instrument approaches at KNHK
Patuxent River NAS (Trapnell Field) has 13 published instrument approaches of 3 types (ILS, RNAV (GPS) and TACAN). 5 of them offer vertical guidance; ILS gives the lowest minimums.
No published approach to runway 02 and 20: landing on those ends in instrument conditions means a circling approach or a visual after breaking out.
Takeoff, alternate and surface information
- Takeoff minimums are published for KNHK. Standard is 1 statute mile visibility for one and two engine aircraft (½ mile for more than two) unless this section says otherwise; Part 91 operators are not bound by them but the obstacle notes apply to everyone.
- Patuxent River NAS (Trapnell Field) has an obstacle departure procedure (ODP): the charted way to clear terrain and obstacles after takeoff in instrument conditions. ATC does not assign it; under Part 91 it is recommended rather than required, and it is what you fly when no SID or radar vectors have been given.
All 19 charts, as a list every plate with its direct FAA link
Airport documents 2
- APD Airport diagram ↗
- A/FD Chart Supplement ↗
Approaches 13
- ILS ILS OR LOC RWY 06 ↗ Rwy 06
- TACAN HI-TACAN Y RWY 06 ↗ Rwy 06 · Y
- TACAN HI-TACAN Y RWY 14 ↗ Rwy 14 · Y
- TACAN HI-TACAN Y RWY 24 ↗ Rwy 24 · Y
- TACAN HI-TACAN Y RWY 32 ↗ Rwy 32 · Y
- TACAN TACAN Z RWY 06 ↗ Rwy 06 · Z
- TACAN TACAN Z RWY 14 ↗ Rwy 14 · Z
- TACAN TACAN Z RWY 24 ↗ Rwy 24 · Z
- TACAN TACAN Z RWY 32 ↗ Rwy 32 · Z
Departures 2
Minimums 2
- MIN TAKEOFF MINIMUMS ↗
- MIN RADAR MINIMUMS ↗
Frequently asked
Where can I get the KNHK airport diagram?
The FAA publishes the Patuxent River NAS (Trapnell Field) airport diagram as part of the d-TPP (Digital Terminal Procedures Publication), reissued every 28 days. The current one is linked on this page, along with a full-page preview.
Does KNHK have an instrument approach?
Yes. Patuxent River NAS (Trapnell Field) has 13 published instrument approaches: ILS, RNAV (GPS), TACAN. At least one offers vertical guidance.
What is the lowest approach at KNHK?
ILS to runway 06 is the approach type with the lowest published minimums at Patuxent River NAS (Trapnell Field). It has vertical guidance, so it is flown to a decision altitude rather than a minimum descent altitude. Actual minimums vary by aircraft category and are on the plate.
Does KNHK have an obstacle departure procedure?
Yes. Patuxent River NAS (Trapnell Field) publishes an ODP. Under Part 91 it is not mandatory in most cases, but it is the charted way to clear terrain and obstacles after takeoff in instrument conditions.
More about KNHK
Charts are the FAA d-TPP (d-TPP cycle 2609 (2026, cycle 9)) and Chart Supplement, reissued on the 28-day chart cycle and linked directly from the FAA. For planning and education only; always fly the current chart.
Something here wrong or out of date? Report a data problem.