# NTSB investigations, 1971, 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 · 65 cases

## Latest cases

- [NTSB CHI72DEP28](https://openairdocs.org/ntsb/CHI72DEP28.md): Piper PA-28 · Waukesha, WI · Accident · No injuries · Closed · Dec 31, 1971 · N2371T · Substantial damage
- [NTSB CHI72FEP24](https://openairdocs.org/ntsb/CHI72FEP24.md): Mitsubishi MU2B20 · East Troy, WI · Accident · No injuries · Closed · Dec 11, 1971 · N304L · Substantial damage
- [NTSB CHI72FEP23](https://openairdocs.org/ntsb/CHI72FEP23.md): Piper PA-32 · Waukesha, WI · Accident · Minor injuries · Closed · Dec 5, 1971 · N3449W · Destroyed
- [NTSB CHI72AC048](https://openairdocs.org/ntsb/CHI72AC048.md): Cessna 172H · Granton, WI · Accident · 1 fatal · Closed · Dec 5, 1971 · N3288L · Destroyed
- [NTSB CHI72DEP26](https://openairdocs.org/ntsb/CHI72DEP26.md): Luscombe 8A · Wilmot, WI · Accident · No injuries · Closed · Nov 24, 1971 · N45676 · Substantial damage
- [NTSB CHI72AC045](https://openairdocs.org/ntsb/CHI72AC045.md): Boeing 727 · Milwaukee, WI · Accident · No injuries · Closed · Nov 17, 1971 · N7077U · Substantial damage
- [NTSB CHI72FEP21](https://openairdocs.org/ntsb/CHI72FEP21.md): Luscombe 8A · Stevens Pt., WI · Accident · Serious injuries · Closed · Nov 10, 1971 · N45431 · Substantial damage
- [NTSB CHI72DEP22](https://openairdocs.org/ntsb/CHI72DEP22.md): Cessna 150 · Kenosha, WI · Accident · No injuries · Closed · Nov 2, 1971 · N8229F · Substantial damage
- [NTSB CHI72DEP20](https://openairdocs.org/ntsb/CHI72DEP20.md): Mooney M20C · Dodgeville, WI · Accident · No injuries · Closed · Oct 28, 1971 · N5953Q · Substantial damage
- [NTSB CHI72FEP18](https://openairdocs.org/ntsb/CHI72FEP18.md): Globe GC-1B · Sheboygan, WI · Accident · No injuries · Closed · Oct 5, 1971 · N80606 · Substantial damage
- [NTSB CHI72DEP19](https://openairdocs.org/ntsb/CHI72DEP19.md): Doers B8M · Tichigan, WI · Accident · No injuries · Closed · Oct 2, 1971 · N7195 · Substantial damage
- [NTSB CHI72AC031](https://openairdocs.org/ntsb/CHI72AC031.md): Cessna 150F · Tomahawk, WI · Accident · 2 fatal · Closed · Oct 1, 1971 · N7801F · Destroyed
- [NTSB CHI72FEP16](https://openairdocs.org/ntsb/CHI72FEP16.md): Piper PA-28 · Dodgeville, WI · Incident · No injuries · Closed · Sep 29, 1971 · N7251W · Minor damage
- [NTSB CHI72DEP17](https://openairdocs.org/ntsb/CHI72DEP17.md): Mooney M20 · Hayward, WI · Accident · No injuries · Closed · Sep 28, 1971 · N5247B · Substantial damage
- [NTSB CHI72AC027](https://openairdocs.org/ntsb/CHI72AC027.md): Beech 95-B55 · Milwaukee, WI · Accident · 6 fatal · Closed · Sep 25, 1971 · N8627Q · Destroyed
- [NTSB CHI72FEP13](https://openairdocs.org/ntsb/CHI72FEP13.md): Cessna 175 · Dodgeville, WI · Accident · No injuries · Closed · Sep 11, 1971 · N6655E · Substantial damage
- [NTSB CHI72DER02](https://openairdocs.org/ntsb/CHI72DER02.md): Cassutt 3M · Durand, WI · Accident · No injuries · Closed · Sep 11, 1971 · N8156 · Substantial damage
- [NTSB CHI72DEP15](https://openairdocs.org/ntsb/CHI72DEP15.md): Luscombe 8A · Lyons, WI · Accident · No injuries · Closed · Sep 11, 1971 · N1323B · Substantial damage
- [NTSB CHI72DEP11](https://openairdocs.org/ntsb/CHI72DEP11.md): Piper PA-28 · Lake Geneva, WI · Accident · No injuries · Closed · Aug 27, 1971 · N1765T · Substantial damage
- [NTSB CHI72FEP14](https://openairdocs.org/ntsb/CHI72FEP14.md): Piper PA-28 · Wauwatosa Br, WI · Accident · Minor injuries · Closed · Aug 22, 1971 · N7269J · Substantial damage
- [NTSB CHI72DEP12](https://openairdocs.org/ntsb/CHI72DEP12.md): Cessna 150 · Gays Mills, WI · Accident · Minor injuries · Closed · Aug 15, 1971 · N6872F · Substantial damage
- [NTSB CHI72FEP09](https://openairdocs.org/ntsb/CHI72FEP09.md): Mooney M20C · La Crosse, WI · Accident · No injuries · Closed · Aug 14, 1971 · N6837N · Substantial damage
- [NTSB CHI72FEP08](https://openairdocs.org/ntsb/CHI72FEP08.md): Cessna 177 · Delavan, WI · Accident · No injuries · Closed · Aug 8, 1971 · N3269T · Substantial damage
- [NTSB CHI72FEP07](https://openairdocs.org/ntsb/CHI72FEP07.md): Grumman G-32A · Pickett, WI · Accident · Serious injuries · Closed · Aug 7, 1971 · N7F · Substantial damage
- [NTSB CHI72FEP06](https://openairdocs.org/ntsb/CHI72FEP06.md): Davis V-3 · Wauwatosa, WI · Accident · Minor injuries · Closed · Aug 5, 1971 · NC630 · Substantial damage
- [NTSB CHI72AC012](https://openairdocs.org/ntsb/CHI72AC012.md): Beech 99 · Ashland, WI · Accident · No injuries · Closed · Aug 5, 1971 · N7099N · Substantial damage
- [NTSB CHI72DEP10](https://openairdocs.org/ntsb/CHI72DEP10.md): Piper J-3 · East Troy, WI · Accident · Minor injuries · Closed · Aug 1, 1971 · N3676K · Substantial damage
- [NTSB CHI72FER01](https://openairdocs.org/ntsb/CHI72FER01.md): Piper PA-28 · Trego, WI · Accident · Minor injuries · Closed · Jul 31, 1971 · N5657U · Substantial damage
- [NTSB CHI72FEP04](https://openairdocs.org/ntsb/CHI72FEP04.md): Beech A23-24 · Waupaca, WI · Accident · No injuries · Closed · Jul 25, 1971 · N4773J · Substantial damage
- [NTSB CHI72FEP05](https://openairdocs.org/ntsb/CHI72FEP05.md): Cessna 182J · Wausau, WI · Accident · Minor injuries · Closed · Jul 23, 1971 · N3337F · Substantial damage
- [NTSB CHI72DEP03](https://openairdocs.org/ntsb/CHI72DEP03.md): Piper PA-22 · Washingtn Isl, WI · Accident · No injuries · Closed · Jul 22, 1971 · N7821D · Destroyed
- [NTSB CHI72DEP02](https://openairdocs.org/ntsb/CHI72DEP02.md): Boeing B75N1 · Blck Rvr Flls, WI · Accident · No injuries · Closed · Jul 11, 1971 · N69808 · Substantial damage
- [NTSB CHI72FEP01](https://openairdocs.org/ntsb/CHI72FEP01.md): Aeronca 7AC · Antigo, WI · Accident · Serious injuries · Closed · Jul 9, 1971 · N84263 · Substantial damage
- [NTSB CHI72AC001](https://openairdocs.org/ntsb/CHI72AC001.md): Ted Smith 601 · Woodruff, WI · Accident · 2 fatal · Closed · Jul 2, 1971 · N566Y · Destroyed
- [NTSB CHI71FEP54](https://openairdocs.org/ntsb/CHI71FEP54.md): Pietenpol GN-1 · Menomonee Fls, WI · Accident · No injuries · Closed · Jun 19, 1971 · N4705G · Substantial damage
- [NTSB CHI71FEP53](https://openairdocs.org/ntsb/CHI71FEP53.md): Piper PA-18 · Ripon, WI · Accident · 1 fatal · Closed · Jun 13, 1971 · N2366P · Destroyed
- [NTSB CHI71FEP55](https://openairdocs.org/ntsb/CHI71FEP55.md): Rearwin 8135 · Reedsburg, WI · Accident · No injuries · Closed · Jun 6, 1971 · N25451 · Substantial damage
- [NTSB CHI71FER09](https://openairdocs.org/ntsb/CHI71FER09.md): Erco 415-C · Superior, WI · Accident · Minor injuries · Closed · May 29, 1971 · N93989 · Destroyed
- [NTSB CHI71DER08](https://openairdocs.org/ntsb/CHI71DER08.md): Cessna 150 · Cochrane, WI · Accident · No injuries · Closed · May 29, 1971 · N50543 · Substantial damage
- [NTSB CHI71DEP52](https://openairdocs.org/ntsb/CHI71DEP52.md): Piper PA-25 · Random Lake, WI · Accident · No injuries · Closed · May 28, 1971 · N4421Y · Substantial damage
- [NTSB CHI71FEP51](https://openairdocs.org/ntsb/CHI71FEP51.md): Piper PA-28 · Janesville, WI · Accident · No injuries · Closed · May 16, 1971 · N5510W · Substantial damage
- [NTSB CHI71DER07](https://openairdocs.org/ntsb/CHI71DER07.md): Piper J3C · Star Prairie, WI · Accident · No injuries · Closed · May 13, 1971 · N92094 · Substantial damage
- [NTSB CHI71DEP50](https://openairdocs.org/ntsb/CHI71DEP50.md): Cessna 337 · Land O Lakes, WI · Accident · Minor injuries · Closed · May 7, 1971 · N2201X · Substantial damage
- [NTSB CHI71FDM06](https://openairdocs.org/ntsb/CHI71FDM06.md): Piper PA-28 · Cochrane, WI · Accident · No injuries · Closed · Apr 22, 1971 · N5979W · Substantial damage
- [NTSB CHI71DDJ48](https://openairdocs.org/ntsb/CHI71DDJ48.md): Cessna 337A · Delavan, WI · Accident · No injuries · Closed · Apr 9, 1971 · N5327S · Substantial damage
- [NTSB CHI71AC073](https://openairdocs.org/ntsb/CHI71AC073.md): Amer Avco AA-1 · Mazomanie, WI · Accident · 2 fatal · Closed · Apr 6, 1971 · N5963L · Destroyed
- [NTSB CHI71DDJ47](https://openairdocs.org/ntsb/CHI71DDJ47.md): Stinson 108-1 · Milwaukee, WI · Accident · No injuries · Closed · Apr 4, 1971 · N9155K · Substantial damage
- [NTSB CHI71DEP49](https://openairdocs.org/ntsb/CHI71DEP49.md): Cessna 150 · Appleton, WI · Accident · No injuries · Closed · Mar 30, 1971 · N60049 · Substantial damage
- [NTSB CHI71FDJ46](https://openairdocs.org/ntsb/CHI71FDJ46.md): Cessna 150F · Racine, WI · Accident · Minor injuries · Closed · Mar 23, 1971 · N8927S · Substantial damage
- [NTSB CHI71AC066](https://openairdocs.org/ntsb/CHI71AC066.md): Cessna 207 · Richland Cen, WI · Accident · No injuries · Closed · Mar 23, 1971 · N91005 · Substantial damage

Next page: https://openairdocs.org/ntsb.md?year=1971&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") = 1971
  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=1971

---
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.