The U.S. aircraft register, updated daily
Airports · California · heliport · FAA file effective October 1, 2026

St. Helena Hospital Clearlake Heliport

CL53 · Clearlake, California · Lake County · map

St. Helena Hospital Clearlake Heliport is a private heliport, 2 miles south of Clearlake, California, 1,432 feet above sea level. Its landing pad, H1, is 43 by 43 feet of deck.

Private use: permission from the owner is required before landing here.

The airport

Codes
FAA CL53
Kind
Heliport · private use, permission required · privately owned
Elevation
1,432 feet above sea level
Control tower
No control tower
Attended
unattended
Lights
runway lights see the remarks below; beacon sunset to sunrise
On the chart
San Francisco sectional
Magnetic variation
14E
In the FAA's files since
June 2000

This airport's record at the FAA

Landing pad

H1N500 ft
Runways drawn to scale from the FAA's positions, north up.

For understanding the field, not for navigation.

PadLength × widthSurfaceLights
H143 × 43 ftDeck, goodPerimeter lights

Radio frequencies

Mount Tamalpais Center (remote transmitter) Low127.8

Aircraft registered in Clearlake from the FAA register

2 aircraft are registered to owners in Clearlake, California: 2 piston singles. Not every one of them is based at this heliport; the based-aircraft count above is the FAA's figure for this heliport alone.

Individuals are counted, never named. All aircraft registered in California.

Accidents and incidents at or near this heliport NTSB records

No NTSB accident or incident records name this heliport.

Nearby within 30 nautical miles

The FAA's remarks as written in the airport file

  • Provided VFR operations, private use, and ingress/egress routes should be established and maintained obstruction free. See airspace case no. 2015-AWP-440-NRA.
  • Activate peri lights - 123.025
  • Standard helicopter markings.

Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.