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St Clair County International Airport
PHN · KPHN · Port Huron, MI · 650 ft elevation · var 7W · Towered
Airport information
- ICAO / IATA
- KPHN / PHN
- Coordinates
- 42.9110, -82.5289
- Elevation
- 650 ft MSL
- Magnetic variation
- 7W
- Sectional chart
- DETROIT
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- LANSING
- NOTAM facility
- PHN
- Attendance
- ALL 0800-1700
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1951/11
- Distance from city
- 5 SW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:16 AM | 09:16Z |
| Sunrise | 05:51 AM | 09:51Z |
| Sunset | 09:12 PM | 01:12Z |
| Evening civil twilight Loggable night begins | 09:48 PM | 01:48Z |
Loggable night (§1.1)
09:48 PM → 05:16 AM
Night currency (§61.57)
10:12 PM → 04:51 AM
Plan a flight from KPHN
Runway 04/22
5,104 ft × 100 ft · Asphalt (Good) 04
- Heading
- 043° mag · 36° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- MALSR
- Instrument approach
- ILS
- Traffic pattern
- Left
22
- Heading
- 223° mag · 216° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
Runway 10/28
4,000 ft × 75 ft · Asphalt (Good) 10
- Heading
- 102° mag · 95° true
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
28
- Heading
- 282° mag · 275° true
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3.5°)
- Traffic pattern
- Left
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 119.6 | SELFRIDGE APP/DEP |
| AWOS | 118.375 | AWOS 3 |
| UNIC | 123.05 | CTAF/UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| ECK · Peck | VORTAC | 114.00 | r165° / 22.3 NM |
| MTC · Selfridge | TACAN | 133.70 | r043° / 22.3 NM |
Approaches
- ILS OR LOC RWY 04 ↗ · amdt 4
- RNAV (GPS) RWY 04 ↗ · amdt 1B
- RNAV (GPS) RWY 22 ↗ · amdt 1A
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A (additive)
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
Ownership & management
Owner
SAINT CLAIR COUNTY
201 MCMORRAN BLVD, PORT HURON, MI
810-364-6890
Manager
CATHERINE FIORE
177 ASH DR, KIMBALL, MI
810-364-6890
Remarks FAA
- DEER & LRG BIRDS ON & INVOF ARPT.
- TSATLC FLTS MUST NTFY US CUST AT 810-985-9541 ONE HR PRIOR TO ENTRY INTO THE US. NTFY US DEPT OF AGRICULTURE AT 810-985-6126 & AMGR 24 HRS PRIOR FOR DISPOSAL OF ACFT INTL TRASH.
- FOR CD CTC SELFRIDGE APCH AT 586-239-5706, WHEN APCH CLSD CTC CLEVELAND ARTCC AT 440-774-0224/0490.
- ACTVT MALSR RWY 04; REIL RWY 22, 10, & 28; PAPI RWY 10 & 28; HIRL RWY 04/22; MIRL RWY 10/28 - CTAF. PAPI RWY 04 & 22 OPR CONSLY.
- COML & CORPORATE LDG FEE WAIVED WITH FUEL PURCHASE.
- UNATNDD MAJOR HOLS.
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 KPHN in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.