LAX87LA019

NTSB accident investigation · Lake LA4-180 · Folsom, CA · October 18, 1986

Accident · Serious injuriesLimited investigationFinal report
Date
October 18, 1986, 15:45 local (22:45 UTC)
Place
Folsom, CA
Injuries
2 serious, 2 minor
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N1118LLake LA4-180
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19861018049249A
Case key
25455

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Hard landingLanding - flare/touchdown
Weather condition - unfavorable windFactor
Weather condition - tailwindFactor
Terrain condition - water,roughFactor
Flare - improperPilot in commandCause
Recovery from bounced landing - not attainedPilot in commandCause
Nose overLanding - roll

Analysis

During a local cross country pleasure flight, the pilot attempted a landing on lake Folsom. Upon touchdown the aircraft began settling in the water then nosed over and sank. The pilot stated he felt there was an object in the water that was struck. Witnesses however, stated that the aircraft touched down once briefly, pulled up, then on the second touchdown, it nosed over. According to one witness, the aircraft was landed with a quartering tail wind. Aprx 12 mi NE, the sacramento wind was from 310 deg at 16 KTS.

Aircraft

Registration
N1118L
Reported as
Lake LA4-180
Category
Airplane
Serial number
280
Airframe hours
1,618
Engine
Lycoming O-360-A1A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Earl Allen
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 27, 1986 · 32 hours before
Departed
AUN · Auburn, CA
Destination
Folsom, CA
Airport
Folsom Lake

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
40
Certificates
Flight engineer, Commercial
Airplane ratings
Single-engine land, Single-engine sea, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Toxicology
Performed
Flight hours
6,241 total · 70 in this make and model · 50 in the last 90 days · 20 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
310° at 16 knots
Visibility
60 statute miles
Lowest ceiling
None
Temperature
72 °F, dew point 41 °F
Altimeter
30.00 inHg
Observed at
SAC, 12 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N1118L · 3

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