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IFR Enroute Charts
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IFR Enroute Charts
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FAA NFDC Information Effective 56-day cycle 11/27/2025 - 1/22/2026
| Ops | Comms | Services | Owner | Runways | IFR Procs | Current NOTAMs | Remarks |
| FAA/ICAO Identifier: | ALN / KALN |
|---|---|
| Lat/Lng: | 38.8899166667, -90.046 38-53-23.7000N, 090-02-45.6000W Estimated by 3rd Party Survey on 10/01/2011 |
| Elevation: | 543 feet Surveyed by 3rd Party Survey on 10/01/2011 |
| Magnetic Variation: | 01W,(2010), [-2W (2025)] |
| Sectional: | ST LOUIS |
| From City: | 4nm E of Alton/St Louis |
| Use: | Open to the public |
|---|---|
| Ownership: | Publicly owned |
| Activation: | 04/1940 |
| Attended: | All year Every day 0700-2200 (local) Attendant After Hour - Call 618-259-3230 or 258-1005. |
| Control Tower: | yes 0700-2200 (local) |
| Type: | ATCT |
| Hours: | 15 |
| Days Tower Operational: | ALL |
| Airspace Class: | D,Class D Svc 0700-2200; Other Times Class G |
| ARTCC: | Kansas City(ZKC)Kansas City Center |
| FSS: | Saint Louis FSS(STL) |
| NOTAMs and Weather: | ALNNOTAM-D service at airport |
| Wind Indicator: | Lighted |
| Lights: | Activate MALSR Runway 29; REIL Runway 11 - CTAF. When Air Traffic Control Tower Closed PAPI 11, 17, 35; HIRL Runway 11/29; MIRL Runway 17/35 Preset on Low Intensity, to Increase Intensity & Activate - CTAF. |
| Beacon: | Sunset-Sunrise |
| Landing Fee: | no |
| ARFF: | IV A U 10/1974 |
| CTAF: | 126.000 | |||||
|---|---|---|---|---|---|---|
| UNICOM: | 122.950 | |||||
| Weather: | AWOS-3PT 618-259-7231 128.0 | |||||
| ATIS: | 128.0 operates continuously | |||||
| Tower: |
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| Ground: |
| |||||
| Approach: |
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| Departure: |
| |||||
| Other: | ---STAR 119.15 ---STAR 128.1 ---STAR 307.05 ---STAR 335.5 ---CD/P 120.2 ;WHEN TWR CLSD ---FARMR 119.15 ---FARMR 335.5 ---DELMA 128.1 ---DELMA 307.05 | |||||
| Master Airport: | T75 (SAINT LOUIS TRACON) | |||||
| Master Provides: | LAWRS | |||||
| Fuel: | Grade 100LL Gasoline (low lead blue) Jet A - Kerosene, freeze point -40C |
|---|---|
| Airframe Repair: | Major |
| Powerplant Repair: | Major |
| Bottled Oxygen: | High pressure |
| Bulk Oxygen: | High pressure |
| Transient Storage: | Hanger,Tie-Down |
| Other Services: | Charter, Pilot Instruction, Aircraft Rental |
Based Aircraft
|
Annual Operations
|
Ownership
|
| Runways: | 11/29 17/35 |
|---|
| Length: | 8099 feet by 3rd Party Survey on 10/01/2011 |
|---|---|
| Width: | 150 feet |
| Surface: | Asphalt / Bituminous Concrete, Good Condition |
| Surface Treatment: | Saw-cut or Plastic Grooved |
| Classification (PCN): | Pcr Value: 440/F/D/X/T |
| Weight Capacity: | Single Wheel aircraft: 106,000 lbs Dual Wheel aircraft: 144,000 lbs Dual Tandem Wheel aircraft: 198,000 lbs Double Dual Tandem Wheel aircraft: 575,000 lbs |
| Runway Lights Edge Intensity: | High Intensity |
| End 11 | End 29 | |
|---|---|---|
| Takeoff Run Available (TORA): | 8099 feet | 8099 feet |
| Takeoff Distance Available (TODA): | 8099 feet | 8099 feet |
| Accelerate-Stop Distance Available (ASDA): | 8099 feet | 8099 feet |
| Landing Distance Available (LDA): | 8099 feet | 8099 feet |
| True Alignment: | 113,(111 Magnetic) | 293,(291 Magnetic) |
| ILS Type: | ILS/DME | |
| Runway Markings: | Precision Instrument,Good Condition | Precision Instrument,Good Condition |
| Elevation at End: | 537.8' MSL | 526.4' MSL |
| Elevation at Touchdown Zone: | 539.2' MSL | 531.2' MSL |
| Threshold Crossing Glide Path Height: | 44' AGL | |
| Visual Glide Path Angle: | 3.00° | |
| Visual Glide Slope Indicator: | 4-light PAPI on right side of runway | |
| Approach Lights: | MALSR - 1,400 Foot Medium Intensity Approach Lighting System With Runway Alignment Indicator Lights | |
| Runway End Identifer Lights (REIL): | Yes | |
| Objects: | Tree | |
| Objects affecting Navigable Airspace (CFR part 77): | Other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile | Precision Instrument Runway |
| Object Clearance Slope: | 30:1 | 50:1 |
| Object Height: | 35' AGL | |
| Object Distance: | 1275' Along centerline 475' Right of centerline |
| Length: | 6500 feet by 3rd Party Survey on 10/01/2011 |
|---|---|
| Width: | 100 feet |
| Surface: | Asphalt / Bituminous Concrete, Good Condition |
| Surface Treatment: | NONE |
| Classification (PCN): | Pcr Value: 180/F/D/X/T |
| Weight Capacity: | Single Wheel aircraft: 47,000 lbs Dual Wheel aircraft: 63,000 lbs Dual Tandem Wheel aircraft: 109,000 lbs |
| Runway Lights Edge Intensity: | Med Intensity |
| End 17 | End 35 | |
|---|---|---|
| True Alignment: | 173,(171 Magnetic) | 353,(351 Magnetic) |
| Runway Markings: | Nonprecision Instrument,Fair Condition | Nonprecision Instrument,Fair Condition |
| Elevation at End: | 533.4' MSL | 542.3' MSL |
| Elevation at Touchdown Zone: | 542.9' MSL | 543.5' MSL |
| Threshold Crossing Glide Path Height: | 43' AGL | 43' AGL |
| Visual Glide Path Angle: | 3.00° | 3.00° |
| Visual Glide Slope Indicator: | 4-light PAPI on left side of runway | 4-light PAPI on left side of runway |
| Objects: | Tree | Trees |
| Objects affecting Navigable Airspace (CFR part 77): | Other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile | Other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile |
| Object Clearance Slope: | 38:1 | 36:1 |
| Object Height: | 18' AGL | 32' AGL |
| Object Distance: | 896' Along centerline 139' Left of centerline | 1379' Along centerline 72' Right of centerline |
| • | A30-11/29-Runway 11/29 not Available for Part 121/Part 380 Operations with Scheduled Pax Carrying Operations More than 9 Pax Seats and Non-Scheduled Pax Carrying Operations More than 30 Pax Seats. 90 Day Prior Permission for Unscheduled Air Carrier Operations Gtr than 30 Pax Seats - Call Airport Manager. |
|---|---|
| • | A30-17/35-Runway 17/35 not Available for Part 121/Part 380 Operations with Scheduled Pax Carrying Operations More than 9 Pax Seats and Non-Scheduled Pax Carrying Operations More than 30 Pax Seats. 90 Day Prior Permission for Unscheduled Air Carrier Operations Gtr than 30 Pax Seats - Call Airport Manager. |
| • | Runway 11 & 17 Approach Ends Closely Aligned; Verify Correct Compass Hdg Prior to Departure. |
| • | Index B Ffr Equip Available with 30-Min Prior Permission. |
This information is current as of the date at the top of the page. These pages are valid for all US airports, based on information from FAA National Flight Data Center. Weather information is provided based on AvnWx Data Sources. NOTAM information is from FAA's NAIMES data portal.
As with most information on this website, this page is generated based on FAA data, with automatic translations done via computer. You can also directly read the A/FD via the green icon link at the top of the page, which is the FAA text, and sometimes provides a different translation of codes. Please email me (using link at top-right of this page) if you see information which is confusing, misleading, or wrong....Or have suggestions for additions/changes.
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