Data source: OurAirports (2026-09-01 Snapshot) · Methodology & Verification →
IATA: XMN ICAO: ZSAM
Longest Active Runway
11,155 ft
3,400 meters
Field Elevation
59 ft
18 m MSL
Runway Inventory
1 active
Lighted / Paved
Coordinates & Class
24.5439°, 118.1275°
LARGE AIRPORT
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How ranks work → Multi-Universe Rankings & Statistical Standing
RunwayFacts Published Dataset
tied #321 of 650
In curated primary commercial index
Global Commercial Universe
#543 of 7558
Top 7.3% percentile worldwide
For airports with equal runway length, the worldwide order does not indicate a length difference.
National Standing (China)
tied #34 of 55 in CN
same length as 5 others; nearest KHN, 286 NM · #58 of 264 in full national registry
vs Large Airport Median
+11.6%
Compared to 10,000 ft baseline
💡 XMN in numbers: 11,155 ft longest runway · tied #321 of 650 published · #543 of 7,558 worldwide (top 7.3%) · tied #34 in China.
🔬 Operational & Aerodrome Engineering Comparative Analysis
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Elevation & National Context
Lowland Aerodrome (<2,000 ft)
XMN lies at 18 m (59 ft), #501 of 650 published airports by elevation and 21 percentile among 7,558 worldwide. It is 166 ft below the China median (225 ft, 54 airports); RKZ is highest at 12,408 ft, 12,349 ft higher than XMN.
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Regional Density & Alternates (100 NM)
0 Qualifying Aerodromes in Vicinity
No published neighbour with a paved runway of 5,000 ft or more within 100 NM of XMN. Nearest published airport: Penghu Magong Airport (MZG), 101 NM, 9,843 ft (1,312 ft shorter than XMN); 8 within 250 NM.
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Runway Inventory & National Standing
Primary Runway: 11,155 ft (3,400 m)
XMN runway: 05/23 11,155 × 148 ft asphalt (asp). National standing: tied #34 of 55 in China with SJW/HFE/YNT/KHN/SYX at 11,155 ft; RKZ leads by 5,249 ft (16,404 ft). +11.6% vs the 10,000 ft baseline.
🛫 Physical Runway Inventory & Surface Engineering
| Runway Designator | Length (ft / m) | Width (ft / m) | Surface Material | Lighting | Status |
|---|---|---|---|---|---|
| 05/23 | 11,155 ft (3400 m / 3.400 km) | 148 ft (45m) | Asphalt (ASP) | ✅ Lighted | ✅ Active |
🛡️ Source: OurAirports Open Aviation Database, snapshot 2026-09-01 · Provenance →