KENMORE AIR HARBOR LLC· ICAO24 a7de6b· last seen 3d ago

N606KA is a de Havilland Canada DHC-3 Otter, a single-engine piston aircraft operated by KENMORE AIR HARBOR LLC. SkyMeter has tracked 3,654 flights totalling 2,128 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is S60 to 2S1. Service window in our records spans 512 days. Of those flights, 450 (12.3%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The de Havilland Canada DHC-3 Otter has a maximum takeoff weight of 8,000 lb, light wake category.

About the de Havilland Canada DHC-3 Otter

The de Havilland Canada DHC-3 Otter is the larger, more powerful sibling of the legendary Beaver, purpose-built in 1951 for rugged bush operations where short, unprepared strips and floats are the norm. Powered by a single 600-horsepower Pratt & Whitney R-1340 radial engine, the Otter can haul up to ten passengers or 2,400 pounds of cargo into places no wheeled aircraft would dare venture. Its high wing, rugged landing gear, and exceptional STOL performance made it the backbone of remote air services across Canada, Alaska, and the Pacific Northwest for decades.

Over 460 were built between 1951 and 1967, and the type saw military service with the U.S. Army, Royal Canadian Air Force, and numerous other operators as a utility transport and search-and-rescue platform. The Otter's ability to operate from water, snow, tundra, or gravel with equal aplomb earned it a reputation as one of aviation's most versatile workhorses.

Today the DHC-3 remains in active commercial service with floatplane operators, particularly on scenic routes and remote lodge transfers where its combination of payload, short-field capability, and radial-engine reliability is unmatched by modern designs. Its distinctive round cowling and throaty radial exhaust note are instantly recognizable on the waterfronts of Vancouver, Seattle, and Ketchikan. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

✈
FLIGHTS
3,654
all time
⏱
FLOWN HOURS
2,128
tracked time
📍
AIRPORTS VISITED
101
unique
📡
CALLSIGNS
2
302 routes
📅
SERVICE PERIOD
5/27/2025 → 10/22/2026
first → last
⚠
INCIDENT RATE
12.3%
450 flagged

Top routes

By flight count

10
S60 → 2S1
183
W55 → KPAE
139
W55 → CYYJ
71
CBF7 → 2S1
65
S60 → CYYJ
41
W55 → KFHR
41
KPAE → 2S1
22
CBZ7 → 2S1
22
W55 → WA09
21
S60 → KFHR
20

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

de Havilland Canada DHC-3 Otter

Engines
Single Piston
Vref (approach)
65 kt
MTOW
8,000 lb
Wake category
L

Recent flights

Newest 50 operations of N606KA

50
10/22/2026
24m
△ Low approach-stability score
10/20/2026
47m
No alerts
10/20/2026
11m
No alerts
10/19/2026
34m
No alerts
10/19/2026
35m
△ Low approach-stability score
10/18/2026
50m
No alerts
10/18/2026
14m
No alerts
10/18/2026
14m
No alerts
10/18/2026
40m
No alerts
10/18/2026
7m
No alerts
10/16/2026
1h 15m
No alerts
10/16/2026
38m
No alerts
10/16/2026
34m
No alerts
10/15/2026
1h 9m
No alerts
10/15/2026
22m
No alerts
10/15/2026
26m
No alerts
10/15/2026
8m
No alerts
10/15/2026
7m
No alerts
10/11/2026
38m
No alerts
10/10/2026
41m
No alerts
10/10/2026
12m
No alerts
10/10/2026
11m
No alerts
10/10/2026
36m
△ Low approach-stability score
10/10/2026
15m
No alerts
10/10/2026
14m
No alerts
10/10/2026
43m
No alerts
10/10/2026
9m
No alerts
10/10/2026
51m
△ Low approach-stability score
10/10/2026
44m
No alerts
10/10/2026
8m
No alerts
10/7/2026
50m
No alerts
10/6/2026
23m
No alerts
10/5/2026
8m
No alerts
10/5/2026
49m
△ Low approach-stability score
10/5/2026
59m
No alerts
10/4/2026
54m
No alerts
10/4/2026
34m
No alerts
10/4/2026
15m
No alerts
10/4/2026
31m
No alerts
10/3/2026
48m
No alerts
10/1/2026
48m
No alerts
10/1/2026
21m
No alerts
10/1/2026
53m
No alerts
10/1/2026
30m
△ Low approach-stability score
9/30/2026
7m
△ Low approach-stability score
9/30/2026
47m
No alerts
9/30/2026
45m
No alerts
9/30/2026
5m
No alerts
9/30/2026
47m
No alerts
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