SAWM · ROY
Rio Mayo Airport
Rio Mayo, Chubut ProvinceElevation 1,784 ftSmall airport
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Runway detail & declared distances
10/28
RWY 1097°T
VGSIPAPI (P4L)
Traffic patternLeft
RWY 28277°T
VGSIPAPI (P4R)
Traffic patternLeft
H1
RWY H1
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
AIRPORT INFORMATION
Facility & services
Rio Mayo Airport is in Rio Mayo, Chubut Province. Field elevation 1,784 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerCRAIG GRISWOLD
Manager phone269-330-2908
AttendedDaily, 0800–DUSK
CHARTS & AIRSPACE
ICAO / IATASAWM / ROY
SectionalDETROIT
Center (ARTCC)CLEVELAND
Flight service (AFSS)LANSING
RegionChubut Province
CountryArgentina
Coordinates-45.7039, -70.2456
Distance from city1 NM S
SERVICES & LIGHTING
Fuel100LL · UL94
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
Traffic pattern alt1,000 ft MSL
CTAF122.800
UNICOM122.800
FREQUENCIES
Communications
122.800
CTAF
CTAF
122.800
UNICOM
UNICOM
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRPORT REMARKS
Operational remarks
›FOR CD CTC GREAT LAKES APCH AT 269-459-3344, WHEN APCH CLSD CTC CHICAGO ARTCC AT 630-906-8921.
›GLIDER & ULTRALIGHT ACTVTY ON & INVOF ARPT, SUMMER MOS.
›ULTRALIGHT ACFT FLY LEFT HAND PATTERN 500 FT AGL, S OF RY 10/28.
›EXC MAJOR HOLS.
›NSTD PERIMETER LGTS DUE TO COLOR.
›ALSO +15 FT ROAD, 520 FT DIST, 0 FT B, APCH RATIO 21:1.
›24 FT WINDSOCK ON POLE, 195 FT NE.
›ACTVT PAPI RWY 10 & 28; MIRL RWY 10/28; NSTD PERIMETER LGTS HELIPAD H1 - CTAF.
›150 FT LGTD WATER TWR 3000 FT S OF HELIPAD.
›DEER & LRG BIRDS ON & INVOF ARPT.
›ADMIN BLDG ACES, PRESS 5-3-2-1.
›FOR SNOW REMOVAL HELIPAD H1 CALL AMGR.
FREQUENTLY ASKED
Does SAWM have a METAR?
Yes. SAWM is a METAR-reporting station; the current observation loads live on this page.
Does SAWM have a TAF?
When SAWM issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at SAWM?
SAWM sits at 1,784 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for SAWM?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.