📍 San Andreas⬆ 1,325 ft1 runways
KCPU ·
Calaveras Co Maury Rasmussen Field
38.14610°N
-120.64800°W
ARR / DAY
3
▼
62.3%
DEP / DAY
3
▼
67.1%
Calaveras Co Maury Rasmussen Field (KCPU) is a small general aviation airport located in San Andreas, CA, 37 mi east of Stockton. It features 1 runway measuring 3,602 feet. SkyMeter has observed roughly 3 arrivals and 3 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
From KSCK, 37 mi away (KCPU does not publish METAR)
Temp
81°F
Wind
8 kts
310°
Visib
10+ km
Ceil
—
Runways
1 installed
13/31
3,602 ft × 60
ASP● LITMED
Runway intelligence
Which runway carries the operations, observed over the last 30 days
13
60% of ops
351 land · 65 TO
31
40% of ops
237 land · 410 TO
Runway 13 carries 60% of operations (351 landings, 65 takeoffs) over the last 30 days. The next most-used is 31 at 40%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
13
351 landings
UA 2%
31
237 landings
UA 5%
Approaches to 13 show a 2% unstable-approach rate (7 UA events from 351 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
11.5
flights/day · 346 total
Busy hour (local)
3pm
also 6pm · 4pm
Day vs night
60%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 123.000 | — |
| APCH | 125.100 | — |
| APCH | 363.200 | — |
| UNICOM | 123.000 | — |
| AWOS | 118.525 | — |
| ANGELS C | 122.300 | — |
| OTHER | 122.300 | — |
Airport operations
- ARTCC:
- ZOA
- Mag var:
- 15° E
- Fuel:
- 100LL
Hourly traffic
Avg movements per hour · local time · last 30 days
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 19:20 UTC