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Washington County Airport

8WC · Potosi, MO · 959 ft elevation · var 0E · Non-towered

Airport information

FAA LID
8WC
Coordinates
37.9292, -90.7315
Elevation
959 ft MSL
Magnetic variation
0E
Sectional chart
ST LOUIS
Airport use
Public
Control tower
No
ARTCC
KANSAS CITY (ZKC)
Flight service (FSS)
SAINT LOUIS
NOTAM facility
STL
Attendance
MON-FRI 0800-1630
Beacon
white-green (SS-SR)
Segmented circle
Yes
Wind indicator
lighted
Activated
1969/09
Distance from city
3 E

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
05:09 AM10:09Z
Sunrise05:41 AM10:41Z
Sunset08:29 PM01:29Z
Evening civil twilight
Loggable night begins
09:00 PM02:00Z
Loggable night (§1.1)
09:00 PM → 05:09 AM
Night currency (§61.57)
09:29 PM → 04:41 AM

Plan a flight from 8WC

Night operations

Airport lighting
SEE RMK
Rotating beacon
white-green · SS-SR
Pilot-controlled lighting
ACTVT MIRL RY 02/20 - CTAF. on 123.0Chart Supplement ↗

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

Traffic pattern

02TPANSEW
RIGHT traffic
Landing
Rwy 02 · 019°
Pattern
right (turns right)
TPA
2,000 ft MSL (≈1,000 AGL)
CTAF
123.0

Enter the right downwind for Rwy 02 at 2,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 02/20

4,000 ft × 60 ft · Asphalt (Good)

Edge lights: Med. Weight bearing: Single wheel 11k.

02
Heading
019° mag · 19° true
Markings
nonprecision
Traffic pattern
Right
20
Heading
199° mag · 199° true
Markings
nonprecision
Traffic pattern
Left
ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Communication frequencies

ServiceFrequencyNotes
UNIC123CTAF/UNICOM

Nearby navigation aids

NavAidTypeFreqRadial / Dist magnetic
FAM · FarmingtonVORTAC115.70r302° / 28.2 NM

Chart Supplement FAA A/FD

Open PDF ↗
Preview Chart Supplement Open the Chart Supplement PDF

Services

Fuel available
100LL, Jet A (additive)
Bottled oxygen
NONE
Bulk oxygen
NONE
Parking
tiedowns

Ownership & management

Owner
WASHINGTON COUNTY
102 N. MISSOURI ST., POTOSI, MO
573-438-3582
Manager
DANNY WILSON
12225 EAST STATE HIGHWAY 8, MINERAL POINT, MO
573-854-9173

Remarks FAA

  • WILDLIFE ON & INVOF ARPT.
  • USE RIGHT TFC FOR RY 02; DO NOT OVERFLY PRISON AREA.
  • 24-HR SS 100LL AND JET-A FUEL LOCATED AT SOUTH APRON.
  • FOR CD CTC KANSAS CITY ARTCC AT 913-254-8508.
  • ACTVT MIRL RY 02/20 - CTAF.
  • PAVEMENT RATED FOR ACFT UNDER 12,500 LBS.

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 8WC 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 8WC

Washington County Airport (8WC) is an airport in Potosi, MO, at 959 ft MSL. It has 1 runway, the longest 4,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 8WC, refreshed from the Aviation Weather Center and FAA NASR.

Does 8WC have a control tower?

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

What is the longest runway at 8WC?

Washington County Airport has 1 runway; the longest is 4,000 ft. See the Runways tab for headings, surface, and lighting.

Where is 8WC?

Washington County Airport is in Potosi, MO, at an elevation of 959 ft MSL. Coordinates: 37.9292, -90.7315.

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