KNOW · Port Angeles Cgas Airport
Port Angeles Cgas Airport serves Port Angeles, Washington at 13 ft elevation with its longest runway, 07/25, at 4,500 by 150 ft. The figures below are computed from FAA NASR runway data (via OurAirports) and the same rules of thumb JetDesk uses on the airport page in the app; the POH and current NOTAMs are the authority.
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01Runways
| Runway | Length × width | Surface | Lighting |
|---|---|---|---|
| 07/25 | 4,500 × 150 ft | asphalt | lit |
02Density altitude and turboprop runway margins
Standard temperature at 13 ft is about 15°C. Every 1,000 ft of density altitude adds roughly 8 percent to a turboprop's takeoff distance and 5 percent to its landing distance. The table uses Piper Meridian book numbers (2,438 ft takeoff and 2,110 ft landing over a 50 ft obstacle at sea level, ISA, max weight) as a reference airplane; heavier turboprops and light jets scale the same way from their own POH figures.
| Conditions | Density altitude | Takeoff est. | Landing est. | Landing × 1.5 |
|---|---|---|---|---|
| Standard day (ISA, 15°C) | 13 ft | 2,441 ft | 2,111 ft | 3,167 ft |
| Warm day (ISA +10) | 1,213 ft | 2,675 ft | 2,238 ft | 3,357 ft |
| Hot day (ISA +20) | 2,413 ft | 2,909 ft | 2,365 ft | 3,547 ft |
| 35°C afternoon | 2,416 ft | 2,909 ft | 2,365 ft | 3,547 ft |
03Nearby fields with 5,000 ft or more
Listed for reference only: KNOW is not a field to divert to or buy fuel at.
| Airport | Distance | Longest runway |
|---|---|---|
| KCLM William R Fairchild International Airport | 4 nm W | 6,347 ft |
| KBVS Skagit Regional Airport | 44 nm NE | 5,480 ft |
| KPWT Bremerton National Airport | 47 nm SE | 6,000 ft |
| KPAE Seattle Paine Field International Airport | 48 nm E | 9,010 ft |
04Fuel and services at KNOW
There is no public FBO fuel to log at KNOW. JetDesk collects Jet A prices that pilots actually paid, at civil fields, and its route finder leaves military and private-use fields out of every ranking. Read what a fuel stop actually saves.