Airport · ICAO · US
Class DWittman Regional Airport
Live conditions at KOSH
—METAR
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Wind / Visibility
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Density altitude (now)
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FAA Airport Diagram · KOSH
Open APD in new tab ↗
Official FAA Airport Diagram (APD), current dTPP cycle —
embedded from aeronav.faa.gov.
Use the Open in new tab link above for full-screen / printing.
Runways at KOSH
8 runway ends on file. Longest: 8,002 ft. Max gradient: 0.44%
| Designator | Heading | Length | Width | Surface | Lighting | Gradient |
|---|---|---|---|---|---|---|
| 18 | 180.5° | 8,002 ft | 150 ft | Concrete | Yes | 0.23% |
| 36 | 0.5° | 8,002 ft | 150 ft | Concrete | Yes | 0.23% |
| 09 | 091° | 6,179 ft | 150 ft | ASP | Yes | 0.35% |
| 27 | 271° | 6,179 ft | 150 ft | ASP | Yes | 0.35% |
| 05 | 045° | 3,424 ft | 75 ft | ASP | No | 0.44% |
| 23 | 225° | 3,424 ft | 75 ft | ASP | No | 0.44% |
| 13 | 129.4° | 3,061 ft | 75 ft | ASP | No | 0.02% |
| 31 | 309.4° | 3,061 ft | 75 ft | ASP | No | 0.02% |
Source: in-app airport database (runway lengths + headings), OurAirports for surface, width, lighting. Gradient computed from FAA NASR runway-end elevation deltas (the published RWY_GRAD field is empty in 99.99% of NASR rows; we derive it from the elevations the FAA does publish).
Communications
7 frequencies on file — tower, ground, ATIS, CTAF, approach, departure, etc.
- ATIS ATIS 125.900
- GND GND 121.900
- TWR OSHKOSH TWR 118.500
- CTAF CTAF 118.500
- CNTR CHICAGO CNTR 127.000
- RDO GREEN BAY RDO 122.250
- UNIC UNICOM 122.950
📻 Live ATC audio
LiveATC.net hosts streaming + archived ATC audio. Their site routes deep-links through their search page, so we link there.
Navaids associated with KOSH
- NDB OS
Pober
0.40 MHz · TERMINAL · LOW
- VORTAC OSH
Oshkosh
111.80 MHz · DME 111.80 · LO · MEDIUM
Field intel · synthesized from Chart Supplement
Plain-English translation of the Chart Supplement remarks for KOSH, anchored to the FAA's own text. Operational items first, advisory next, raw FAA prose at the bottom.
2 matched · 11 not yet translated
TL;DR
- ·Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR RWY 36; REIL RWY 18 & 27; HIRL RWY 09/27 & 18/36. Lights stay on 15 minutes — click again to refresh.
- ·Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.
Watch for
-
Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR RWY 36; REIL RWY 18 & 27; HIRL RWY 09/27 & 18/36. Lights stay on 15 minutes — click again to refresh.
pcl ctaf
-
Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.
wildlife hazard
All translated remarks (2)
-
Pilot-controlled lighting: click mic 7 times on the CTAF to activate MALSR RWY 36; REIL RWY 18 & 27; HIRL RWY 09/27 & 18/36. Lights stay on 15 minutes — click again to refresh.
Raw FAA text · airport remarks · operational
ACTVT MALSR RWY 36; REIL RWY 18 & 27; HIRL RWY 09/27 & 18/36 - CTAF
-
Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.
Raw FAA text · airport remarks · operational
BIRDS ON & INVOF ARPT.
Not yet translated · raw FAA text (11 sentences)
Sentences our pattern matchers haven't yet templated. The full FAA text is authoritative — these aren't translation errors, just gaps in our rule library. Curators add new templates over time; coverage rises monotonically.
- ·FOR CD IF UNA TO CTC ON FSS FREQ, CTC CHICAGO ARTCC AT 630-906-8921.
- ·SFC CONDS NOT MONTRD BTWN 2200 - 0500 HRS.
- ·RWYS 13/31, 05/23 & TWYS C, H, P NOT AVBL TO ACFT WITH MORE THAN 30 PSGR SEATS.
- ·RY 23 & RY 27 APCH ENDS ARE CLOSELY ALIGNED.
- ·VERIFY CORRECT RY AND COMPASS HEADING PRIOR TO DEP.
- ·[email protected].
- ·MAXIMUM WEIGHT BEARING CAPACITY FOR ANY ACFT IS 50000 LBS.
- ·MAXIMUM WEIGHT BEARING CAPACITY FOR ANY ACFT IS 50000 LBS.
- ·A+ AND 100LL AVBL FOR FEE AFTER HRS, 920-236-7827.
- ·HIRL 18/36 PRESET ON LOW INTST SS-SR, TO INCR INTST & ACTVT - CTAF.
- ·PAPI RWY 09, 27, 18 & 36 OPR CONSLY.
Chart Supplement
FAA Chart Supplement entry for KOSH — runway, frequencies, FBO, fuel, hours, NOTAMs, special procedures.
NTSB events at KOSH
143 NTSB-recorded events on file at this airport — showing the 58 most recent.
Total events
120
since 1982
Fatal
20
16.7% of total
Last 5 years
21
≈ 4.2/yr
Last 10 years
31
≈ 3.1/yr
See ranking across all airports → · Open in accident map ↗
Operations volume
FAA TAF · history through 2024
Peak: 115,288 ops in 2002
2024 total
77,384
10-yr total
698,209
2024 mix
AC/AT 3% · GA 97% · Mil 0%
Events / million ops
44.4
last 10 years
Fatal / million ops
7.40
approximate · 10-yr scaled
Last 10 years · n=31
- Loss of control 9
- Gear-up landing 6
- Hard landing 5
- Stall / spin 5
- Ground collision 2
- Other 2
- Controlled flight into terrain 1
- Midair / near-midair 1
All time · n=139
- Other 50
- Stall / spin 30
- Loss of control 15
- Ground collision 13
- Hard landing 9
- Gear-up landing 7
- Engine failure / power loss 6
- Fuel exhaustion / starvation 3
Categories derived from NTSB Findings descriptions and probable-cause text via deterministic rule matching. "Other" includes cases where the agency record didn't surface enough text to classify.
+ 85 more on file
Designees in WI
Every aviation professional and organization in the same state as KOSH — instructors, examiners, mechanics, schools, FBOs, flying clubs, repair shops, EAA chapters. Click any category to drill into the full directory.
CFI
1,220
Flight Instructors
A&P
3,071
Mechanics
AME
36
Medical Examiners (AME)
DME
3
Mechanic Examiners (DME)
DAR-F
5
Manufacturing Airworthiness (DAR-F)
DAR-T
3
Maintenance Airworthiness (DAR-T)
DER-Y
3
Engineering — Company (DER-Y)
DER-T
10
Engineering — Consultant (DER-T)
SAE
22
Specialty Aircraft Examiners (SAE)
Schools
50
Flight Schools
FBO
65
Fixed Base Operators
Clubs
29
Flying Clubs
Repair
8
Repair / Maintenance Shops
EAA
35
EAA Chapters
DPEs near KOSH
Closest FAA Designated Pilot Examiners by great-circle distance from the field. Distances measured city-centroid to airport — useful as a first cut, not a guarantee of exam location. Click any designee for their authorizations and contact info.
| Designee | City | ST | Distance |
|---|---|---|---|
| Andrew Wallace Ferguson | Oshkosh | WI | 2 nm |
| Michael Ford | Oshkosh | WI | 2 nm |
| Richard Lowell Hanusa | Oshkosh | WI | 2 nm |
| Sean Eric Elliott | Oshkosh | WI | 2 nm |
| Marshall David Crandall | Menasha | WI | 15 nm |
| Karen Kalishek | De Pere | WI | 34 nm |
| Thomas Bradley Boyer | West Bend | WI | 38 nm |
| Shane Robert Lehman | Clintonville | WI | 39 nm |
| Kurt Gross | Wisconsin Rapids | WI | 60 nm |
| Patrick Hammer | Milwaukee | WI | 61 nm |
Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.
CFIs near KOSH
Closest active flight instructors by city-centroid distance. Pulled from the FAA airmen registry — ratings shown reflect the certificate on file. Drill into the state directory for filters by rating, medical, and pilot level.
| Instructor | City | ST | Distance |
|---|---|---|---|
| Paul William Anderson | Oshkosh | WI | 2 nm |
| John Michael Dorcey | Oshkosh | WI | 2 nm |
| Timothy Lee Lemke | Oshkosh | WI | 2 nm |
| Joseph Brian Norris | Oshkosh | WI | 2 nm |
| Clare Allen Patterson | Oshkosh | WI | 2 nm |
| Otto John Seifert | Oshkosh | WI | 2 nm |
| Dennis Wayne Smith | Oshkosh | WI | 2 nm |
| Frederic Lloyd Stadler | Oshkosh | WI | 2 nm |
| Sean Eric Elliott | Oshkosh | WI | 2 nm |
| Tiffany Lynn Skaggs Braun | Oshkosh | WI | 2 nm |
Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.
A&P mechanics near KOSH
Closest certificated mechanics by city-centroid distance. Airframe (A), Powerplant (P), and Inspection Authorization (IA) are the ratings that matter for annuals, 100-hours, and major repairs.
| Mechanic | City | ST | Distance |
|---|---|---|---|
| Paul William Anderson | Oshkosh | WI | 2 nm |
| John Michael Dorcey | Oshkosh | WI | 2 nm |
| Henry George Frautschy | Oshkosh | WI | 2 nm |
| John Thomas Monnett Jr | Oshkosh | WI | 2 nm |
| Joseph Brian Norris | Oshkosh | WI | 2 nm |
| Clare Allen Patterson | Oshkosh | WI | 2 nm |
| Dennis Wayne Smith | Oshkosh | WI | 2 nm |
| Frederic Lloyd Stadler | Oshkosh | WI | 2 nm |
| Terry Leslie Rushing | Oshkosh | WI | 2 nm |
| Barney Clark Schmitz | Oshkosh | WI | 2 nm |
Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.
Repair stations near KOSH
Closest repair, avionics, paint, and interior shops by airport location. These are the businesses you'll fly the airplane to — not just the certificate-holders nearby. Click any shop for details and contact info.
| Shop | Distance |
|---|---|
| JetGlow Aviation Oshkosh, WI | 0 nm |
| Airworthy Aviation Maintenance Sheboygan Falls, WI | 33 nm |
| Skycom Avionics, Inc. Waukesha, WI | 59 nm |
| Cessna Citation Service Center Milwaukee, WI | 69 nm |
| Sunshine Aircraft Repair, Inc. Kenosha, WI | 88 nm |
| Mobile Avionics Technologies, Inc. Lake In The Hills, IL | 107 nm |
| Aircraft Propeller Service, LLC Lake Zurich, IL | 109 nm |
| Avionics Place, Inc Rockford, IL | 109 nm |
| West Star Aviation, Inc Wheeling, IL | 116 nm |
| The Polished Hare West Chicago, IL | 125 nm |
Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.
Canonical references
The agency-of-record links pilots use for KOSH: charts, weather, NOTAMs, accident records. We surface them all from one URL — no SEO sludge, no clickthrough farms.
- FAA Chart Supplement (CSUP) A/FD entry — official FAA ↗
- SkyVector — sectional + IFR charts Charts, runways, fuel, NOTAMs ↗
- AirNav — frequencies, FBOs, fuel Pilot-facing summary ↗
- NTSB CAROL — accident search Filter by airport name ↗
- FAA Notice to Air Missions NOTAMs (live) ↗
- aviationweather.gov — METAR / TAF Live observation ↗