182 metres
KHYI
Medium Airport
Airport record
San Marcos Regional Airport
San Marcos, Texas, United States
WGS 84 position
29.89270°, -97.86300°
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3 reported lighted
1,929 metres · 08/26
Source records
Runway geometry
Reported runway surfaces
| Runway | Dimensions | Surface | Heading (true) | Lighting | Status |
|---|---|---|---|---|---|
| 08/26 | 6,330 × 100 ft1,929 × 30 m | Asphalt | 87.8° / 267.8° east–west | Reported lighted | Reported open |
| 13/31 | 5,601 × 100 ft1,707 × 30 m | Asphalt | 132.9° / 312.9° northwest–southeast | Reported lighted | Reported open |
| 17/35 | 5,214 × 100 ft1,589 × 30 m | Asphalt | 177.9° / 357.9° north–south | Reported lighted | Reported open |
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Find airports with similar runway characteristics Start with this airport's longest reported runway length and surface.Runway ends
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 |
|---|---|---|---|---|---|
| 08 LE · low-numbered end | 08/26 Reported open | 87.8°T | 588 ft MSL179 m | Not published | 29.89180°, -97.87710° Open end map ↗ |
| 26 HE · high-numbered end | 08/26 Reported open | 267.8°T | 580 ft MSL177 m | Not published | 29.89250°, -97.85710° Open end map ↗ |
| 13 LE · low-numbered end | 13/31 Reported open | 132.9°T | 593 ft MSL181 m | Not published | 29.89700°, -97.87000° Open end map ↗ |
| 31 HE · high-numbered end | 13/31 Reported open | 312.9°T | 574 ft MSL175 m | Not published | 29.88660°, -97.85710° Open end map ↗ |
| 17 LE · low-numbered end | 17/35 Reported open | 177.9°T | 594 ft MSL181 m | Not published | 29.90170°, -97.85770° Open end map ↗ |
| 35 HE · high-numbered end | 17/35 Reported open | 357.9°T | 574 ft MSL175 m | Not published | 29.88740°, -97.85710° 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 | 119.000 MHz | AUSTIN APP/DEP |
| AWOS | 120.825 MHz | AWOS 3 |
| CLD | 121.350 MHz | CLNC DEL |
| UNIC | 123.050 MHz | CTAF/UNICOM |
Continue exploring
Nearby airports
| Code | Airport | Distance & bearing | Longest runway | |
|---|---|---|---|---|
| KAUS | Austin Bergstrom International AirportAustin | 21 NM39 km · NE · 30° true | 12,250 ft | |
| KSAT | San Antonio International AirportSan Antonio | 38 NM71 km · SW · 236° true | 8,505 ft | |
| KIAH | George Bush Intercontinental AirportHouston | 131 NM243 km · E · 87° true | 12,001 ft | |
| KHOU | William P. Hobby AirportHouston | 136 NM251 km · E · 96° true | 7,602 ft | |
| KDFW | Dallas Fort Worth International AirportDallas-Fort Worth | 185 NM343 km · N · 13° true | 13,401 ft | |
| KOKC | OKC Will Rogers World AirportOklahoma City | 331 NM612 km · N · 2° true | 9,802 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.