Airports / KS40 / Prosser AirportModerate ground coverage

📍 Prosser⬆ 697 ft1 runways

KS40 ·

Prosser Airport

46.21340°N

-119.79100°W

ARR / DAY

▲ 87.5%

DEP / DAY

▼ 10.0%

Prosser Airport (KS40) is a small general aviation airport located in Prosser, WA, 29 mi west of Tri-Cities. It features 1 runway measuring 3,450 feet. SkyMeter has observed roughly 2 arrivals and 1 departures per day on average over the last 7 days.

Safety incidents

Last 7 days · 0 total

NORMAL

Current weather

From KPSC, 32 mi away (KS40 does not publish METAR)

40m ago

Temp

70°F

Wind

15 kts

230°

Visib

10+ km

Ceil

—

KPSC 022353Z 23015G21KT 10SM OVC100 21/08 A2973 RMK AO2 PK WND 25029/2254 SLP067 60000 T02110083 10261 20206 53010

Runways

1 installed

3,450 FT MAX

07/25

3,450 ft × 60

ASP● LIT

Runway intelligence

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

88% of ops

44 land · 1 TO

12% of ops

6 land · 7 TO

Runway 25 carries 88% of operations (44 landings, 1 takeoffs) over the last 30 days. The next most-used is 07 at 12%.

Approach quality

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

25 44 landings

UA 0%

07 6 landings

UA 0%

Approaches to 25 show a 0% unstable-approach rate (0 UA events from 44 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

2.2

flights/day · 66 total

Busy hour (local)

11pm

also 1am · 12am

Day vs night

45%

06:00–20:00 local

Traffic concentrates around 12am–11pm local, averaging 2.2 flights/day. Weekend volume runs 0.5× weekday (1.4 vs 2.6 daily).

Aircraft character

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

Activity is led by (16% of 64 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Type	Freq (MHz)	Hours
CTAF	122.800	—
UNICOM	122.800	—
AWOS	121.125	—

Airport operations

ARTCC:: ZSE
Mag var:: 19° E
Fuel:: 100LL

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