Erickson Intergalactic Airport Private
SD73 · Valley Springs, SD · 1,440 ft elevation · Non-towered
Airport information
- FAA LID
- SD73
- Coordinates
- 43.5849, -96.5175
- Elevation
- 1,440 ft MSL
- Sectional chart
- OMAHA
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- HURON
- Segmented circle
- No
- Activated
- 2017/06
- Distance from city
- 2 W
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:09 AM | 10:09Z |
| Sunrise | 05:45 AM | 10:45Z |
| Sunset | 09:11 PM | 02:11Z |
| Evening civil twilight Loggable night begins | 09:47 PM | 02:47Z |
Plan a flight from SD73
Traffic pattern
- Landing
- Rwy 17
- Pattern
- left (turns left)
- TPA
- 2,400 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 17 at 2,400 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 17/35
1,740 ft · Turf (Good)- Heading
- n/a
- Traffic pattern
- Left
- Heading
- n/a
- Traffic pattern
- Left
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 1,740 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| FSD · Sioux Falls | VORTAC | 115.00 | r100° / 12.1 NM |
| DDL · Sheldon | VOR-DME | 108.60 | r302° / 37.3 NM |
VFR sectional
No published instrument procedures or Chart Supplement for SD73. VFR sectional link above.
Ownership & management
Remarks FAA
- SEE AIRSPACE CASE NO. 2013-AGL-923-NRA.
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Nearby airports
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 SD73 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 SD73
Erickson Intergalactic Airport (SD73) is an airport in Valley Springs, SD, at 1,440 ft MSL. It has 1 runway, the longest 1,740 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for SD73, refreshed from the Aviation Weather Center and FAA NASR.
Does SD73 have a control tower?
No. Erickson Intergalactic Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at SD73?
Erickson Intergalactic Airport has 1 runway; the longest is 1,740 ft. See the Runways tab for headings, surface, and lighting.
Where is SD73?
Erickson Intergalactic Airport is in Valley Springs, SD, at an elevation of 1,440 ft MSL. Coordinates: 43.5849, -96.5175.
Fly out of SD73 often?
Save SD73 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.