# NTSB investigations, 1981, WI

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 1 of 2 · 69 cases

## Latest cases

- [NTSB CHI82DEP14](https://openairdocs.org/ntsb/CHI82DEP14.md): Cessna 152 · Pewaukee, WI · Accident · No injuries · Closed · Dec 16, 1981 · N6464L · Substantial damage
- [NTSB CHI82FEP13](https://openairdocs.org/ntsb/CHI82FEP13.md): Cessna 210C · Baraboo, WI · Accident · No injuries · Closed · Dec 11, 1981 · N3677Y · Destroyed
- [NTSB CHI82DEP11](https://openairdocs.org/ntsb/CHI82DEP11.md): Cessna 152 · Monroe, WI · Accident · No injuries · Closed · Nov 29, 1981 · N47808 · Substantial damage
- [NTSB CHI82DEP12](https://openairdocs.org/ntsb/CHI82DEP12.md): Cessna 140 · Hayward, WI · Accident · No injuries · Closed · Nov 27, 1981 · N3174N · Substantial damage
- [NTSB CHI82FA016](https://openairdocs.org/ntsb/CHI82FA016.md): Cessna 182E · Platteville, WI · Accident · 2 fatal · Closed · Nov 26, 1981 · N2860Y · Destroyed
- [NTSB CHI82FEP09](https://openairdocs.org/ntsb/CHI82FEP09.md): Osprey 2 · Madison, WI · Accident · 1 fatal · Closed · Nov 14, 1981 · N209DW · Destroyed
- [NTSB CHI82FEP08](https://openairdocs.org/ntsb/CHI82FEP08.md): Piper PA-28 · Dodgeville, WI · Accident · No injuries · Closed · Nov 8, 1981 · N1UK · Substantial damage
- [NTSB CHI81DEP07](https://openairdocs.org/ntsb/CHI81DEP07.md): Bellanca 7ECA · Neenah, WI · Accident · No injuries · Closed · Oct 27, 1981 · N1195E · Substantial damage
- [NTSB CHI82DEP06](https://openairdocs.org/ntsb/CHI82DEP06.md): Cessna 152 · Monroe, WI · Accident · No injuries · Closed · Oct 24, 1981 · N4609B · Substantial damage
- [NTSB CHI82FEP05](https://openairdocs.org/ntsb/CHI82FEP05.md): Piper PA-28 · Waukesha, WI · Accident · No injuries · Closed · Oct 20, 1981 · N6327W · Substantial damage
- [NTSB CHI82FEP03](https://openairdocs.org/ntsb/CHI82FEP03.md): Cessna 402B · Park Falls, WI · Accident · Serious injuries · Closed · Oct 4, 1981 · N4613N · Destroyed
- [NTSB CHI82FEP02](https://openairdocs.org/ntsb/CHI82FEP02.md): Cessna 150 · Hamburg, WI · Accident · No injuries · Closed · Oct 4, 1981 · N60052 · Substantial damage
- [NTSB CHI82DEP04](https://openairdocs.org/ntsb/CHI82DEP04.md): Cessna TR182 · Lake Geneva, WI · Accident · No injuries · Closed · Oct 3, 1981 · N736WH · Substantial damage
- [NTSB CHI82FEP01](https://openairdocs.org/ntsb/CHI82FEP01.md): Cessna 150J · Waukesha, WI · Accident · No injuries · Closed · Oct 1, 1981 · N51046 · Substantial damage
- [NTSB CHI81FA104](https://openairdocs.org/ntsb/CHI81FA104-123639.md): Cessna 210 · Mosinee, WI · Accident · 3 fatal · Closed · Sep 25, 1981 · N9582T · Destroyed
- [NTSB CHI81DER40](https://openairdocs.org/ntsb/CHI81DER40.md): Piper PA-32 · Crivitz, WI · Accident · Minor injuries · Closed · Sep 14, 1981 · N39628 · Substantial damage
- [NTSB CHI81DEP46](https://openairdocs.org/ntsb/CHI81DEP46.md): Piper PA-22 · La Pointe, WI · Accident · No injuries · Closed · Sep 14, 1981 · N3551P · Substantial damage
- [NTSB CHI81DEP47](https://openairdocs.org/ntsb/CHI81DEP47.md): Bensen B-8M · Manitowoc, WI · Accident · No injuries · Closed · Sep 12, 1981 · N513DE · Substantial damage
- [NTSB CHI81FEP45](https://openairdocs.org/ntsb/CHI81FEP45.md): Piper PA-30 · Racine, WI · Accident · Minor injuries · Closed · Sep 7, 1981 · N8786Y · Substantial damage
- [NTSB CHI81FEP44](https://openairdocs.org/ntsb/CHI81FEP44.md): Steen Skyblt · Hartford, WI · Accident · 1 fatal · Closed · Sep 5, 1981 · N81GS · Destroyed
- [NTSB CHI81FA095](https://openairdocs.org/ntsb/CHI81FA095.md): Piper PA-18 · Chippewa Falls, WI · Accident · 2 fatal · Closed · Sep 2, 1981 · N99053 · Destroyed
- [NTSB CHI81FA091](https://openairdocs.org/ntsb/CHI81FA091.md): Mooney M20J · La Pointe, WI · Accident · 3 fatal · Closed · Aug 20, 1981 · N1098Y · Destroyed
- [NTSB CHI81DEP42](https://openairdocs.org/ntsb/CHI81DEP42.md): Mooney M20C · Dodgeville, WI · Accident · No injuries · Closed · Aug 9, 1981 · N5892Q · Substantial damage
- [NTSB CHI81FEP41](https://openairdocs.org/ntsb/CHI81FEP41.md): Dehavilland DHC-1 · Mequon, WI · Accident · No injuries · Closed · Aug 6, 1981 · N1114V · Substantial damage
- [NTSB CHI81FEP43](https://openairdocs.org/ntsb/CHI81FEP43.md): Mooney M20J · Oshkosh, WI · Accident · Minor injuries · Closed · Aug 1, 1981 · C-GYJW · 2 aircraft · Minor damage
- [NTSB CHI81FER54](https://openairdocs.org/ntsb/CHI81FER54.md): Cessna A185E · Superior, WI · Accident · No injuries · Closed · Jul 26, 1981 · N70049 · Substantial damage
- [NTSB CHI81FER53](https://openairdocs.org/ntsb/CHI81FER53.md): Beech A23 · Superior, WI · Accident · No injuries · Closed · Jul 25, 1981 · N1470L · Substantial damage
- [NTSB CHI81DEP39](https://openairdocs.org/ntsb/CHI81DEP39.md): Luscombe 8A · Egg Harbor, WI · Accident · No injuries · Closed · Jul 19, 1981 · N21996 · Substantial damage
- [NTSB CHI81DEP38](https://openairdocs.org/ntsb/CHI81DEP38.md): Cessna 172RG · Greenbay, WI · Accident · No injuries · Closed · Jul 19, 1981 · N5207U · Substantial damage
- [NTSB CHI81DEP37](https://openairdocs.org/ntsb/CHI81DEP37.md): Waco UPF-7 · Stoughton, WI · Accident · No injuries · Closed · Jul 18, 1981 · N29903 · Substantial damage
- [NTSB CHI81DEP35](https://openairdocs.org/ntsb/CHI81DEP35.md): Piper PA-24 · Washington Is, WI · Accident · No injuries · Closed · Jul 17, 1981 · N9249P · Substantial damage
- [NTSB CHI81DEP36](https://openairdocs.org/ntsb/CHI81DEP36.md): Gulfstream AA-5A · Juneau, WI · Accident · No injuries · Closed · Jul 16, 1981 · N26784 · Substantial damage
- [NTSB CHI81DEP33](https://openairdocs.org/ntsb/CHI81DEP33.md): Cessna 152 · Milwaukee, WI · Accident · No injuries · Closed · Jul 11, 1981 · N5355P · Substantial damage
- [NTSB CHI81DEP32](https://openairdocs.org/ntsb/CHI81DEP32.md): Cessna 172M · Prt Washington, WI · Accident · No injuries · Closed · Jul 11, 1981 · N1483V · Substantial damage
- [NTSB CHI81DEP31](https://openairdocs.org/ntsb/CHI81DEP31.md): Cessna 172A · Franklin, WI · Accident · No injuries · Closed · Jul 9, 1981 · N9896Q · Substantial damage
- [NTSB CHI81DEP29](https://openairdocs.org/ntsb/CHI81DEP29.md): Grumman AA-5 · Summit Lake, WI · Accident · Minor injuries · Closed · Jul 5, 1981 · N9564L · Substantial damage
- [NTSB CHI81FEP30](https://openairdocs.org/ntsb/CHI81FEP30.md): Cessna 172I · Oconomowoc, WI · Accident · Minor injuries · Closed · Jul 4, 1981 · N35491 · Destroyed
- [NTSB CHI81FEP27](https://openairdocs.org/ntsb/CHI81FEP27.md): Cessna 172N · Hartford, WI · Accident · Minor injuries · Closed · Jul 4, 1981 · N8913G · Destroyed
- [NTSB CHI81FEP34](https://openairdocs.org/ntsb/CHI81FEP34.md): Sikorsky HRS-1 · Rosedale, WI · Accident · No injuries · Closed · Jul 2, 1981 · N4782S · Destroyed
- [NTSB CHI81DEP26](https://openairdocs.org/ntsb/CHI81DEP26.md): Grumman AA-5A · Rio, WI · Accident · No injuries · Closed · Jun 28, 1981 · N9820U · Substantial damage
- [NTSB CHI81DEP25](https://openairdocs.org/ntsb/CHI81DEP25.md): Piper PA-28 · Wonewoc, WI · Accident · No injuries · Closed · Jun 27, 1981 · N671FL · Destroyed
- [NTSB CHI81DEP28](https://openairdocs.org/ntsb/CHI81DEP28.md): Cessna 152 · Pewaukee, WI · Accident · No injuries · Closed · Jun 26, 1981 · N48990 · Substantial damage
- [NTSB CHI81DEP24](https://openairdocs.org/ntsb/CHI81DEP24.md): Piper PA-28 · Franksville, WI · Accident · No injuries · Closed · Jun 22, 1981 · N1845T · Substantial damage
- [NTSB CHI81DEP20](https://openairdocs.org/ntsb/CHI81DEP20.md): Cessna 152 · Medford, WI · Accident · No injuries · Closed · Jun 22, 1981 · N67435 · Substantial damage
- [NTSB CHI81DEP22](https://openairdocs.org/ntsb/CHI81DEP22.md): Bell 47G-5 · Coloma, WI · Accident · No injuries · Closed · Jun 12, 1981 · N1315X · Substantial damage
- [NTSB CHI81DEP21](https://openairdocs.org/ntsb/CHI81DEP21.md): Piper PA-28 · Genoa City, WI · Accident · Minor injuries · Closed · Jun 7, 1981 · N8459F · Substantial damage
- [NTSB CHI81FEP19](https://openairdocs.org/ntsb/CHI81FEP19.md): Piper PA-12 · Spring Green, WI · Accident · No injuries · Closed · May 25, 1981 · N78459 · Substantial damage
- [NTSB CHI81DEP18](https://openairdocs.org/ntsb/CHI81DEP18.md): Cessna 150K · La Crosse, WI · Accident · No injuries · Closed · May 25, 1981 · N6265G · Substantial damage
- [NTSB CHI81FA054](https://openairdocs.org/ntsb/CHI81FA054.md): Piper PA-28 · Johnstown Ctr, WI · Accident · 1 fatal · Closed · May 9, 1981 · N6921W · Destroyed
- [NTSB CHI81DER34](https://openairdocs.org/ntsb/CHI81DER34.md): Cessna 152 · Boyceville, WI · Accident · No injuries · Closed · May 1, 1981 · N67613 · Substantial damage

Next page: https://openairdocs.org/ntsb.md?year=1981&state=WI&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE year(c."eventDate") = 1981
  AND c."eventStateOrRegion" = 'WI' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=WI&year=1981

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.