# Incident 20181009016799I: Dehavilland DHC-6 TWIN OTTER, Perris, CA, October 9, 2018

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: October 9, 2018, 14:30 local time
- Place: Perris, CA
- Airport: Perris Valley
- Damage: No damage
- Phase of flight: Other, Specify
- Operating rules: Parachute jumping (Part 105)
- Location: 33.7646° N, 117.2190° W: Placed by OpenAirDocs at PERRIS VALLEY (L65), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.7646&lon=-117.2190&mi=10
- Aircraft: N64150, registered now (https://openairdocs.org/aircraft/N64150) (OpenAirDocs)
- Registry model: Dehavilland DHC-6 TWIN OTTER (registry code 2802606, https://openairdocs.org/model/dehavilland-dhc-6-twin-otter) (OpenAirDocs)
- Registry engine: Pratt & Whitney Canada PT6A-60A (registry code 52043, https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (OpenAirDocs)
- Reported make and model: DEHAVILLAND DHC-6 TWIN OTTER
- Reported engine: P&W CANADA PT6A-60A
- People aboard: 19
- Fatal injuries: 1
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 1,940 total, 730 in this make and model, 280 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20181009016799I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

DURING AN 18 PERSON FORMATION PARACHUTE EVENT THE VICTIM MR. PETER ZIMMERLI SUFFERED WHAT APPEARED TO BE A HEART ATTACK AFTER DEPLOYING HIS PARACHUTE. THIS ENCAPACITATED THE VICTIM AND HE WAS UNABLE TO CONTROL HIS CHUTE. UPON LANDING HE WAS FOUND UNCONSCIOUS. EMERGENCY PERSONNEL WERE CALLED AND HE WAS PRONOUNCED DEAD. AN INSPECTION OF HIS EQUIPMENT WAS PERFORMED BY A DESIGNATED PARACHUTE RIGGER EXAMNINER AND WAS FOUND TO BE OPERATING CORRECTLY AT THE TIME OF THE INCIDENT.

## Other reports on N64150 (3)

Matched to the same aircraft by N-number and date.

- [Incident 20260528006429I](https://openairdocs.org/incident/20260528006429I), May 28, 2026: Dehavilland DHC-6 TWIN OTTER (N64150), Perris, CA, No damage, 1 fatal. During a part 105 parachute event 2 of the jumpers were doing what is known as tracking. At some phase of the jump the 2 individuals collided causing serious…
- [Incident 20190316001499I](https://openairdocs.org/incident/20190316001499I), Mar 16, 2019: Dehavilland DHC-6 TWIN OTTER (N64150), Perris, CA, No damage, 1 fatal. On March 16, 2019 a single fatal parachute incident involving a 55 year old male occurred during skydiving at the Perris airport located in Perris CA. The…
- [Incident 19940916034669I](https://openairdocs.org/incident/19940916034669I), Sep 16, 1994: Dhav DHC6 (N64150), Perris, CA, Minor damage. NR2 engine failed on takeoff. Returned.landed safely. Power turbine disk failed.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
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.