58 metres
KMER
IATA MER Medium Airport
Airport record
Castle Airport
Merced, California, United States
WGS 84 position
37.38050°, -120.56800°
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1 reported lighted
3,597 metres · 13/31
Source records
Runway geometry
Reported runway surfaces
| Runway | Dimensions | Surface | Heading (true) | Lighting | Status |
|---|---|---|---|---|---|
| 13/31 | 11,802 × 150 ft3,597 × 46 m | PEM | 141.0° / 321.0° northwest–southeast | Reported lighted | Reported open |
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Published end data
Each runway end is listed separately. Headings are true; elevations are MSL. A dash means the source did not publish a value—not zero.
| End | Runway | True heading | End elevation | Displaced threshold | Coordinates |
|---|---|---|---|---|---|
| 13 LE · low-numbered end | 13/31 Reported open | 141.0°T | 188 ft MSL57 m | Not published | 37.39310°, -120.58100° Open end map ↗ |
| 31 HE · high-numbered end | 13/31 Reported open | 321.0°T | 178 ft MSL54 m | Not published | 37.36790°, -120.55500° Open end map ↗ |
Communications
Published frequencies
Simulation and general reference only.
Frequencies can change. Verify current values with official aeronautical publications and NOTAMs.
| Type | Frequency | Description |
|---|---|---|
| A/D | 120.950 MHz | NORCAL APP/DEP |
| AWOS | 124.475 MHz | AWO 3 |
| UNIC | 123.075 MHz | CTAF/UNICOM |
Latest available source feeds
METAR, TAF & simulator ATIS
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METAR
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Latest returned observation
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Raw report
TAF
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Terminal forecast
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Raw forecast
VATSIM
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Nearby airports
| Code | Airport | Distance & bearing | Longest runway | |
|---|---|---|---|---|
| KFAT | Fresno Yosemite International AirportFresno | 55 NM101 km · SE · 131° true | 9,539 ft | |
| KSJC | Mineta San Jose International AirportSan Jose | 65 NM120 km · W · 269° true | 11,000 ft | |
| KOAK | Oakland San Francisco Bay AirportOakland | 81 NM151 km · W · 285° true | 10,520 ft | |
| KSFO | San Francisco International AirportSan Francisco | 87 NM162 km · W · 280° true | 11,870 ft | |
| KRNO | Reno Tahoe International AirportReno | 133 NM246 km · N · 16° true | 11,001 ft | |
| KLAX | Los Angeles International AirportLos Angeles | 232 NM429 km · SE · 152° true | 12,894 ft |
Source & provenance
Data source
Airport, runway, and frequency records come from the OurAirports Public Domain dataset snapshot dated . Missing values remain missing; Runway Almanac does not invent them.