CASTLE (KMER)
Atwater, California · Merced County · 3 miles NE of city
Airport information
FAA identifierMER
ICAO identifierKMER
Elevation190.4 ft MSL
Latitude37.38048° N
Longitude120.56819° W
Magnetic variation15E
AirspaceClass D (CLASS D SVC 0700-2100; OTHER TIMES CLASS G)
NPIAS categoryGeneral Aviation · Regional
Based aircraft50
Annual enplanements6
Planned development (2025–29)$2,305,833
Sectional chartSAN FRANCISCO
ARTCCOakland Center
Flight ServiceRancho Murieta
OwnershipPublicly owned
UseOpen to the public
Activated1942/07
Fuel available100LL, A, A1
TowerATCT
BeaconWG
Landing feeNo
Wind indicatorYes
NOTAM facilityMER
AttendedALL / MON-FRI / 0800-1700
ManagerGeorge Clover
Manager phone209-617-5399
Runways
| Runway | Dimensions | Surface | Details |
|---|---|---|---|
| 13/31 | 11,802 × 150 ft | Asphalt-Concrete (good) | 13: P4L, ALSF1 · 31: right pattern, P4L, ALSF1 |
ILS approaches: 31 (CAT I)
Radio frequencies
| Use | Frequency | Call |
|---|---|---|
| CTAF | 118.175 | — |
| LCL/P | 118.175 | CASTLE |
| UNICOM | 122.95 | — |
| ATIS | 124.475 | CASTLE |
| GND/P | 133.575 | CASTLE |
| LCL/P | 235.775 | CASTLE |
| APCH/P DEP/P | 120.95 | CASTLE |
| APCH/P DEP/P | 269.45 | CASTLE |
Weather stations
- AWOS-3 · 209-725-0104
Airport remarks
- NO OBJECTIONS
- RY 13/31 180 DEGREE TURNS PROHIBITIED.
- FOR ARPT INFO 209-385-7686, EXTN 4180.
- RY 31 WILL BE THE DESIGNATED CALM WIND RY (WIND 5 KNOTS OR LESS).
- OPPOSITE END OF RY NOT VISIBLE ON TKOF. WHEN ATCT CLSD OPPOSITE DIRECTION TAKEOFFS AND LANDINGS ARE NOT AUTHORIZED.
- CIVILIAN AND MILITARY TRAINING MAY OCCASIONALLY CAUSE PATTERN CONGESTION.
- WHEN ATCT CLSD MAX OF 5 ACFT PMTD IN VFR TFC PAT AT ANY ONE TIME AND 2000 FT CIG AND 3 MIS VIS RCMDD.
- FOR CD WHEN ATCT IS CLSD CTC NORCAL APCH AT 916-361-0516.
Data from the FAA National Airspace System Resources (NASR) 28-day subscription. For flight planning, always consult current official publications, NOTAMs, and charts.
