Airports / 3LL7

3LL7 — St Margarets Hospital Heliport

Spring Valley, US-IL · US · 625 ft MSL

Runways

2 runways · longest 300'

H1 / ??

300' × 120'

Surface: Turf / Grass

H2 / ??

60' × 60'

Surface: Concrete

Select an aircraft to see density altitude estimates

Look up by Tail Number (N-Number) — auto-fills make & model

or select make & model manually

Manufacturer

Model

Outside Air Temp (°C) — blank = ISA standard

What you'll get:

· Density altitude calculation

· Power retained at this elevation/temperature

· Estimated takeoff roll increase

· Climb rate estimate

· Full scenario table (ISA-10 through ISA+40)

Elevation625' MSL

Longest Runway300'

SurfaceTURF

Coordinates 41.325, -89.197

Connect with experienced ferry pilots for domestic and international deliveries.