Southwest Wyoming Regional Airport

RKS · KRKS · Rock Springs, WY · 6,764 ft elevation · var 13E · Non-towered

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

ICAO / IATA: KRKS / RKS
Coordinates: 41.5942, -109.0650
Elevation: 6,764 ft MSL
Magnetic variation: 13E
Sectional chart: SALT LAKE CITY
Airport use: Public
Control tower: No
ARTCC: SALT LAKE CITY (ZLC)
Flight service (FSS): CASPER
NOTAM facility: RKS
Attendance: ALL 0400-2200
Beacon: white-green (SS-SR)
Segmented circle: Yes
Wind indicator: lighted
Activated: 1942/07
Distance from city: 7 E

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (MDT)	UTC
Morning civil twilight Loggable night ends	05:08 AM	11:08Z
Sunrise	05:42 AM	11:42Z
Sunset	08:54 PM	02:54Z
Evening civil twilight Loggable night begins	09:28 PM	03:28Z

Loggable night (§1.1)

09:28 PM → 05:08 AM

Night currency (§61.57)

09:54 PM → 04:42 AM

Plan a flight from KRKS

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Night operations

Airport lighting: SEE RMK
Rotating beacon: white-green · SS-SR
Pilot-controlled lighting: ACTVT MALSR RWY 27; ODALS RWY 09; REIL RWY 03 & 21; HIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 09, 27, 03, 21 OPR CONSLY. on 122.8 — Chart Supplement ↗

Runway lighting aids — 03: 2-light PAPI (left) · 21: 2-light PAPI (left) · 09: 4-light PAPI (left) + ODALS · 27: 4-light PAPI (left) + MALSR.

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 03 · 032°
Pattern: left (turns left)
TPA: 7,800 ft MSL (≈1,000 AGL)
CTAF: 122.8

Enter the left downwind for Rwy 03 at 7,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 03/21

5,228 ft × 75 ft · Asphalt (Good)

Edge lights: Med. Weight bearing: Single wheel 59k, Double wheel 88k, Dual tandem 159k.

Heading: 032° mag · 45° true
Markings: basic
VGSI: 2-light PAPI (left) (3°)
Traffic pattern: Left

Heading: 212° mag · 225° true
Markings: basic
VGSI: 2-light PAPI (left) (3°)
Traffic pattern: Left

Runway 09/27

10,002 ft × 150 ft · Asphalt (Good)

Edge lights: High. Weight bearing: Single wheel 55k, Double wheel 240k, Dual tandem 503k.

Heading: 090° mag · 103° true
Markings: precision
VGSI: 4-light PAPI (left) (3°)
Approach lights: ODALS
Traffic pattern: Left

Heading: 270° mag · 283° true
Markings: precision
VGSI: 4-light PAPI (left) (3°)
Approach lights: MALSR
Instrument landing: ILS/DME · CAT I · LOC 109.3 (RKS) · GS 3.00°
Traffic pattern: Left

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
03/21	5,228 ft
09/27	10,002 ft

Communication frequencies

Service	Frequency	Notes
ASOS	118.375
RDO	122.6	CASPER RDO
UNIC	122.8	CTAF/UNICOM

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
OCS · Rock Springs	VORTAC	116.00	r263° / 2.3 NM

Airport diagram

Open PDF ↗

Preview diagram

Procedures at a glance

Lowest mins: ILS · vertical guidance Takeoff mins / ODP ↗ Non-std alternate mins ↗

Approaches5

Minimums & Hot Spots

Chart Supplement FAA A/FD

Open PDF ↗

Preview Chart Supplement

VFR sectional

Open KRKS on the VFR sectional (SkyVector) ↗

Services

Fuel available: 100LL, Jet A-1 (additive)
Bottled oxygen: HIGH/LOW
Airframe service: MINOR
Powerplant service: MINOR
Parking: tiedowns, hangars
Other services: Air freight, Air ambulance, Cargo, Charter, Instruction, Rental

Ownership & management

Owner

ROCK SPRINGS/SWEETWATER COUNTY

BOX 1987, ROCK SPRINGS, WY

307-352-6880

Manager

DEVON BRUBAKER

382 HWY 370, ROCK SPRINGS, WY

307-352-6880

Remarks FAA

EXISTED PRIOR TO 1959.
PPR FOR ACR OPS WITH MORE THAN 30 PAX SEATS 2200-0400 CALL ARPT OPS 307-352-6888. ARFF INDEX C AVBL WITH 30 MIN NOTICE: CALL ARPT OPS 307-352-6888.
FOR CD IF UNA TO CTC ON FSS FREQ, CTC SALT LAKE ARTCC AT 801-320-2568.
ACTVT MALSR RWY 27; ODALS RWY 09; REIL RWY 03 & 21; HIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 09, 27, 03, 21 OPR CONSLY.
ROCK SPRINGS/SWEETWATER CO ARPT JOINT PWRS BOARDS.
PCR VALUE: 112/F/D/X/T
PCR VALUE: 1557/F/A/X/T

Nearby airports

48U · Greater Green River Intergalactic Spaceport (21 NM)TF9 · Taylor Flat Airport (43 NM)33U · Dutch John Airport (43 NM)40U · Manila Airport (46 NM)KFBR · Fort Bridger Airport (62 NM)KEMM · Kemmerer Municipal Airport (68 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KRKS in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About KRKS

Southwest Wyoming Regional Airport (RKS · KRKS) is an airport in Rock Springs, WY, at 6,764 ft MSL. It has 2 runways, the longest 10,002 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KRKS, refreshed from the Aviation Weather Center and FAA NASR.

Does KRKS have a control tower?

No. Southwest Wyoming Regional Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.

What is the longest runway at KRKS?

Southwest Wyoming Regional Airport has 2 runways; the longest is 10,002 ft. See the Runways tab for headings, surface, and lighting.

Where is KRKS?

Southwest Wyoming Regional Airport is in Rock Springs, WY, at an elevation of 6,764 ft MSL. Coordinates: 41.5942, -109.0650.

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