Dauntless Aviation
Airports North America United States Texas
KHYI
HYI
KHYI
T98

SAN MARCOS RGNL AIRPORT

AUSTIN, TX, USA
Airport Info
 Suggest Updated Information for this Airport

Location
Latitude / Longitude: 29°53'33"N / 97°51'46"W
  29°53.565'N / 97°51.78'W
  29.8928 / -97.8630
Elevation: 594.7 ft. (surveyed)
Variation: 07E (1985)
From city: 31 miles S of AUSTIN, TX

Operations
Facility use: Open to the public
Sectional chart: SAN ANTONIO
Control tower: yes
Boundary ARTCC: HOUSTON
Responsible ARTCC: HOUSTON
FSS: SAN ANGELO [1-800-WX-BRIEF]
NOTAMs facility: HYI (NOTAM-D service available)
Segmented circle: yes
Lights: SEE RMK
Landing fee: no

Communications
CTAF: 126.825

Nearby radio navigation aids
VOR radial/distance VOR name Freq Var
RND 44oT/31.4 RANDOLPH VORTAC 112.30 09E
CWK 211oT/33.9 CENTEX VORTAC 112.80 06E
SAT 64oT/34.6 SAN ANTONIO VORTAC 116.80 08E
 
NDB name Hdg/Dist Freq Var ID

Services
Fuel available: 100LLA
Airframe service: MAJOR
Bottled oxygen: LOW
Bulk oxygen: LOW

Runway Information

Runway 08/26
Dimensions: 6330 x 100 ft.
Surface: ASPHALT OR BITUMINOUS CONCRETE,GOOD CONDITION,NO SPECIAL SURFACE TREATMENT
Edge lights: MEDIUM
 
Runway 08
Runway 26
Latitude: 29-53-30.5035N 29-53-32.8508N
Longitude: 097-52-37.4955W 097-51-25.6392W
Elevation: 587.8 ft. 580.0 ft.
Traffic pattern: left left
Runway true heading: 088 268
Markings: nonprecision instrument, in fair condition nonprecision instrument, in fair condition
 

Runway 13/31
Dimensions: 5601 x 100 ft.
Surface: ASPHALT OR BITUMINOUS CONCRETE,GOOD CONDITION,NO SPECIAL SURFACE TREATMENT
Edge lights: MEDIUM
 
Runway 13
Runway 31
Latitude: 29-53-49.3067N 29-53-11.5795N
Longitude: 097-52-12.0778W 097-51-25.4505W
Elevation: 593.1 ft. 573.4 ft.
Traffic pattern: left left
Runway true heading: 133 313
Markings: precision instrument, in good condition precision instrument, in good condition
Visual slope indicator: 2-LGT PAPI ON LEFT SIDE OF RUNWAY (3.00 degrees glide path) 2-LGT PAPI ON LEFT SIDE OF RUNWAY (3.00 degrees glide path)
Approach lights: 1,400 FOOT MEDIUM INTENSITY APPROACH LIGHTING SYSTEM
Instrument approach: ILS
 

Runway 17/35
Dimensions: 5214 x 100 ft.
Surface: ASPHALT OR BITUMINOUS CONCRETE,GOOD CONDITION,NO SPECIAL SURFACE TREATMENT
Edge lights: MEDIUM
 
Runway 17
Runway 35
Latitude: 29-54-06.0750N 29-53-14.4989N
Longitude: 097-51-27.9004W 097-51-25.6998W
Elevation: 594.5 ft. 575.0 ft.
Traffic pattern: left left
Runway true heading: 178 358
Markings: nonprecision instrument, in fair condition nonprecision instrument, in fair condition
Visual slope indicator: 2-LGT PAPI ON LEFT SIDE OF RUNWAY (3.00 degrees glide path)
 

Additional Remarks
  • FOR CD CTC AUSTIN APCH AT 512-369-7865.
  • APN ALL IREG SFC.
  • BIRDS AND WILDLIFE ON AND INVOF ARPT.

Instrument Procedures
Effective Oct 30, 2025 to Nov 26, 2025
   AIRPORT DIAGRAM (PDF)

STARs (Standard Terminal Arrivals)
   BLEWE FIVE (PDF)
   GABOO ONE (RNAV) (PDF)
   POTRR TWO (RNAV) (PDF)
   SZAGI THREE (RNAV) (PDF)

IAPs (Instrument Approach Procedures)
   ILS OR LOC RWY 13 (PDF)
   RNAV (GPS) RWY 08 (PDF)
   RNAV (GPS) RWY 13 (PDF)
   RNAV (GPS) RWY 17 (PDF)
   RNAV (GPS) RWY 26 (PDF)
   RNAV (GPS) RWY 31 (PDF)
   RNAV (GPS) RWY 35 (PDF)
   NDB RWY 13 (PDF)
   TAKEOFF MINIMUMS (PDF)
   ALTERNATE MINIMUMS (PDF)

Departure Procedures
   AEROZ TWO (RNAV) (PDF)
   BNDIA THREE (RNAV) (PDF)
   ELOEL THREE (RNAV) (PDF)
   ILEXY FOUR (RNAV) (PDF)
   MUCKY THREE (RNAV) (PDF)
   SAYBR THREE (RNAV) (PDF)
   HOT SPOT (PDF)
   CS HOT SPOT (PDF)
 
    Legends & General Information
    Airport Diagram Legend
Road maps at:
Topographic chart at:
Satellite photo at:
Airport diagram:

 Download PDF

Airport distance calculator
From:
Weather Reports

METAR

TAF
Safelog

 
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