Airports / KO79 / Sierraville Dearwater AirportGood ground coverage
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Sierraville Dearwater Airport satellite view
📍 Sierraville⬆ 4,984 ft1 runways
KO79 ·

Sierraville Dearwater Airport

39.58100°N
-120.35400°W
ARR / DAY
0
▼ 100.0%
DEP / DAY
1
▲ 0.0%

Safety incidents

Last 1 days · 0 total

NORMAL
↻
Go-arounds
0
✕
Rejected takeoffs
0
△
Unstable approaches
0
↺
Return to field
0

Current weather

From KTRK, 21 mi away (KO79 does not publish METAR)

51m ago
Temp
45°F
Wind
0 kts
0°
Visib
10+ km
Ceil
—
KTRK 070455Z AUTO 00000KT 10SM CLR 07/01 A3015 RMK AO2

Runways

1 installed

3,093 FT MAX
03/21
3,093 ft × 50
ASP○ unlit

Runway intelligence

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

03
92% of ops
241 land · 3 TO
21
8% of ops
21 land · 18 TO
Runway 03 carries 92% of operations (241 landings, 3 takeoffs) over the last 30 days. The next most-used is 21 at 8%.

Approach quality

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

03 241 landings
UA 0%
21 21 landings
UA 0%
Approaches to 03 show a 0% unstable-approach rate (0 UA events from 241 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
7.0
flights/day · 211 total
Busy hour (local)
4pm
also 5pm · 6pm
Day vs night
64%
06:00–20:00 local
Traffic concentrates around 4pm–6pm local, averaging 7.0 flights/day. Weekend volume runs 1.4× weekday (9.2 vs 6.5 daily).

Aircraft character

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

32 · 21%
23 · 15%
19 · 13%
18 · 12%
7 · 5%
6 · 4%
Activity is led by (21% of 151 flights). Top three types: , , .

Communications Frequencies

2026-06-11
Type Freq (MHz) Hours
CTAF 122.900 —
Airport operations
ARTCC:
ZOA
Mag var:
16° E
© SkyMeter · All flight data subject to ODbL attribution · Updated 05:46 UTC