NTSB CAROL · Event
Event SEA80FA034
Registry · N6145G
FAA Aircraft Registry record.
Make / Model
HILLER UH-12E
Year of manufacture
1982
TCDS
4H11 · SIAM HILLER HOLDINGS INC
Engine
LYCOMING VO-540 SERIES (310 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
20010913
ADS-B equipped
Yes — Mode-S A800A8
Registrant of record
CHAMBERLAIN KHAYTHAN
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
CESSNA 150K · N6145G
Damage
Destroyed
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D8
Operator type
D
Kind of flying
B0
Weather at impact
Sky
SCATTERED-ABOVE 1000 FEET
Temp
71° F
Aircraft history
Serial number
000015071645
Total time
4,413 hrs
Pilot
Certificate
Commercial — instrument
Total hours
169
Age
27
Investigator remarks
PILOT BLOOD ALCOHOL 0.121%. AIRCRAFT SANK.
Cause factors
- 64/A/16 A PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED Cause — pilot/personnel action
- 64/A/65 A PILOT IN COMMAND PHYSICAL IMPAIRMENT Cause — pilot/personnel action
- 88/A/67 A MISCELLANEOUS ACTS,CONDITIONS ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT Cause — pilot/personnel action
- 88/J/14 J MISCELLANEOUS ACTS,CONDITIONS UNWARRANTED LOW FLYING Joint cause
- 88/J/88 J MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER Joint cause
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
3 0683.
Source file
NTSB_1980_3_0683.txt.
Modern CAROL record on
data.ntsb.gov ↗.
Beyond the agency record
Search this event elsewhere.
Pre-filled searches into the sources where news + community discussion of aviation events lives. External sources are reported, not agency. Treat them as signal that something happened, not as fact about what happened.
Entity-clustered aviation events in the press — last 24 hr + 30-day archive.
Official agency record + docket.
Investigative docket: factual reports, photos, transcripts.
Long-running aviation incident database (Flight Safety Foundation).
Community NTSB synthesis blog — often has photos and witness reports.
Gold-standard aviation incident blog.
Aviation industry news search.
GA pilot forum — informed but rumor-prone.
GA pilot subreddit search.
Tail-number page — flight history (free tier limited).
AOPA Air Safety Institute search.
Mainstream press coverage. Recent events only.
Privacy-preserving news search.
External links open in a new tab. We don't ingest their content; we deep-link search queries.
Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- Semantic Scholar 2023 · Article (AIAA SCITECH 2023 Forum)
The Impact of Multi-Stack Fuel Cell Configurations on Electrical Architecture for a Zero Emission Regional Aircraft
All-electric aircraft can eliminate greenhouse gas emissions during aircraft mission, but the low predicted energy storage density of batteries (=0.5 kWh/kg), and their life cycle, limits aircraft pay…
- Semantic Scholar 2022 · Article (IEEE Transportation Electrification Conference and Expo)
Minimising the effect of degradation of fuel cell stacks on an integrated propulsion architecture for an electrified aircraft
Proton Exchange Membrane Fuel Cells (PEMFC) are receiving interest as an electrical source of energy for aircraft propulsion electrification.
Browse the full corpus — academia portal ↗