Erickson Intergalactic Airport Private
SD73 · Valley Springs, SD · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-03 · night begins 09:19 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:45 AM | 10:45Z |
| Sunrise | 06:17 AM | 11:17Z |
| Sunset | 08:47 PM | 01:47Z |
| Evening civil twilight Loggable night begins | 09:19 PM | 02:19Z |
Plan a flight from SD73
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 17LEFT traffic
- Heading
- 170° true
- Dimensions
- 1,740 × 115 ft
- TPA
- 2,400 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 350°) on the 45° at 2,400 ft MSL (≈1,000 AGL).
More details — RWY 17
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 1,740 ft |
Prefer one flat page? Full runway details for SD73 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the SD73 kneeboard →
Comms & NavAids
Nearby navigation aids
FSD 115.00
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| FSD · Sioux Falls | VORTAC | 115.00 · 97X | High | r100° / 12.1 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for SD73 — open it on the VFR sectional →
Airport info
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 · 122.2 · 1-800-WX-BRIEF
- Segmented circle
- No
- Activated
- 2017/06
- Distance from city
- 2 W
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Nearby airports
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Also nearby: 2VA Zangger Vintage Airpark (9 NM) · Y14 Marv Skie / Lincoln County Airport (15 NM) · 9SD9 Weelborg Airport (16 NM) · 2SD8 Wings on the Prairie Airport (private) (16 NM)
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 in the Comms & NavAids section.
What is the longest runway at SD73?
Erickson Intergalactic Airport has 1 runway; the longest is 1,740 ft. See the Runways section 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.
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.