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Big Dalton Dam Emergency Heliport HeliportPrivate
CL18 · Glendora, CA · 1,593 ft elevation · Towered
Airport information
- FAA LID
- CL18
- Coordinates
- 34.1677, -117.8112
- Elevation
- 1,593 ft MSL
- Sectional chart
- LOS ANGELES
- Airport use
- Private
- Control tower
- Yes
- ARTCC
- LOS ANGELES (ZLA)
- Flight service (FSS)
- RIVERSIDE
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 2023/07
- Distance from city
- 4 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:10 AM | 12:10Z |
| Sunrise | 05:40 AM | 12:40Z |
| Sunset | 08:06 PM | 03:06Z |
| Evening civil twilight Loggable night begins | 08:35 PM | 03:35Z |
Loggable night (§1.1)
08:35 PM → 05:10 AM
Night currency (§61.57)
09:06 PM → 04:40 AM
Plan a flight from CL18
Runway H1/
46 ft · Concrete (Good) H1
- Heading
- n/a
- Markings
- basic
- Traffic pattern
- Left
- Heading
- n/a
Headings shown are true (magnetic variation unavailable).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| POM · Pomona | VORTAC | 110.40 | r332° / 5.5 NM |
| PDZ · Paradise | VORTAC | 112.20 | r302° / 20.5 NM |
| RAL · Riverside | VOR | 112.40 | r291° / 22.2 NM |
| SLI · Seal Beach | VORTAC | 115.70 | r013° / 26.1 NM |
| ELB · El Toro | VOR-DME | 117.20 | r338° / 29.8 NM |
| PMD · Palmdale | VORTAC | 114.50 | r141° / 30.5 NM |
| RIV · March | TACAN | 113.00 | r287° / 30.9 NM |
VFR sectional
No published instrument procedures or Chart Supplement for CL18. VFR sectional link above.
Ownership & management
Owner
LOS ANGELES COUNTY PUBLIC WORKS
900 S FREMONT AVENUE, ALHAMBRA, CA
626-458-6351
Manager
GARY ELROD
2600 BIG DALTON CANYON ROAD, GLENDORA, CA
626-857-3652
Remarks FAA
- SEE AIRSPACE CASE NO. 2023-AWP-2186-NRA.
- CAUTION - HIGHER CANYON TRRN TO EITHER SIDE OF FLIGHTPATHS.
- CAUTION - DAM BNTH NE FLIGHTPATH.
- ACTVT PERIMETER LIGHTS 5 CLICKS, FLOODLIGHTS 7 CLICKS - VHF 123.075.
- EMAIL: GELROD@DPW.LACOUNTY.GOV
- OWNER CTC: SCOTT GREGOWSKI (SGREGOWSKI@DPW.LACOUNTY.GOV)
- MAX GW 12000 LBS.
Nearby airports
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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 CL18 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.