Airports / KDVO / Marin County Airport - Gnoss FieldIATA NOTGood ground coverage
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KDVO · NOT

Marin County Airport - Gnoss Field

38.14360°N
-122.55600°W
ARR / DAY
0
100.0%
DEP / DAY
0
100.0%

Marin County Airport - Gnoss Field (KDVO/NOT) is a small general aviation airport located in Novato, CA, 16 mi west of Vallejo. It features 1 runway measuring 3,303 feet.

Current weather

Latest METAR observation

2h ago
Temp
77°F
Wind
7 kts
210°
Visib
10+ km
Ceil
METAR KDVO 271855Z AUTO 21007G13KT 9SM CLR 25/14 A3000 RMK AO2

Runways

1 installed

3,303 FT MAX
13/31
3,303 ft × 75
ASP● LITMED

Runway intelligence

Which runway carries the operations, observed over the last 30 days

13
55% of ops
540 land · 187 TO
31
45% of ops
435 land · 369 TO
Runway 13 carries 55% of operations (540 landings, 187 takeoffs) over the last 30 days. The next most-used is 31 at 45%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

13 540 landings
UA 3%
31 435 landings
UA 6%
Approaches to 13 show a 3% unstable-approach rate (17 UA events from 540 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.

Traffic behavior

When the field is busy: hourly + weekday vs weekend

Daily avg
25.7
flights/day · 770 total
Busy hour (local)
6pm
also 7pm · 9pm
Day vs night
49%
06:00–20:00 local
Traffic concentrates around 6pm–9pm local, averaging 25.7 flights/day. Weekend volume runs 1.5× weekday (34.4 vs 23.6 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

Activity is led by (17% of 597 flights). Top three types: , , .

Communications Frequencies

2026-06-11
Type Freq (MHz) Hours
CTAF 123.075
UNICOM 123.075
AWOS 120.675
MOUNT TA 127.800
OTHER 127.800
MOUNT TA 353.500
OTHER 353.500
Airport operations
ARTCC:
ZOA
Elevation:
4 ft
Mag var:
16° E
Fuel:
100LL

Hourly traffic

Avg movements per hour · local time · last 30 days

12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p

Pilot & community notes

2 comments from OurAirports (click to expand)

2
ChrisRH
06/22/2012
Gnoss
Beware cross winds and lighted tower east of field.
hamish
07/24/2007
Beware The Crosswinds!
I did a large part of my tailwheel training here, for good reason: this field has some notorious crosswinds, often enough varying 180 degrees sharply from one part of the runway to the next. Good for practice and for keeping current, but not so much fun when you're not expecting it....
© SkyMeter · All flight data subject to ODbL attribution · Updated 21:01 UTC