Airport information
- FAA LID
- O41
- Coordinates
- 38.6739, -121.8720
- Elevation
- 125 ft MSL
- Magnetic variation
- 14E
- Sectional chart
- SAN FRANCISCO
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- OAKLAND (ZOA)
- Flight service (FSS)
- RANCHO MURIETA
- NOTAM facility
- RIU
- Attendance
- OCT-APR ALL 0800-1700; MAY-SEP ALL 0700-1800
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1940/07
- Distance from city
- 4 W
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:11 AM | 12:11Z |
| Sunrise | 05:43 AM | 12:43Z |
| Sunset | 08:35 PM | 03:35Z |
| Evening civil twilight Loggable night begins | 09:07 PM | 04:07Z |
Loggable night (§1.1)
09:07 PM → 05:11 AM
Night currency (§61.57)
09:35 PM → 04:43 AM
Plan a flight from O41
Runway 18/36
3,770 ft × 60 ft · Asphalt (Fair) 18
- Heading
- 185° mag · 199° true
- Markings
- basic
- Traffic pattern
- Left
- Displaced threshold
- 630 ft
36
- Heading
- 005° mag · 19° true
- Markings
- basic
- Traffic pattern
- Left
- Displaced threshold
- 385 ft
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 126.6 | TRAVIS APP/DEP |
| UNIC | 122.8 | CTAF/UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| TZZ · Travis | VOR | 116.40 | r335° / 20 NM |
| SAC · Sacramento | VORTAC | 115.20 | r296° / 20.4 NM |
| MCC · Mc Clellan | VOR-DME | 109.20 | r254° / 21.9 NM |
| ILA · Williams | VORTAC | 114.40 | r145° / 24.9 NM |
| SUU · Travis | TACAN | 116.60 | r351° / 25.9 NM |
| MYV · Marysville | VOR-DME | 110.80 | r193° / 29.1 NM |
| BAB · Beale | TACAN | 108.60 | r200° / 34.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL
- Bottled oxygen
- HIGH/LOW
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Instruction, Rental, Aircraft sales
Ownership & management
Owner
WATTS-WOODLAND AIRPORT INC.
17992 COUNTY ROAD 94B, WOODLAND, CA
530-867-6652
Manager
MILTON B. WATTS
17992 COUNTY ROAD 94B, WOODLAND, CA
530-867-6652
Remarks FAA
- THIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.
- ESTABD PRIOR TO 15 MAY 1959.
- TWIN ENGINE ACFT BACK TAXI ON RY.
- RY 18 UNLGTD 60 FT TREES HIGHER THAN POLE MOUNTED OBSTN LGTS.
- FOR CD CTC OAKLAND ARTCC AT 510-745-3380.
- ACTVT MIRL RY 18/36 - CTAF.
- TPA FOR TURBINE ACFT 1500 FT AGL; TPA FOR OTHER ACFT 1000 FT AGL.
- FUEL 24 HRS WITH CREDIT CARD.
- GROSS PAVEMENT STRENGTH PRVDD BY MGR; 12000 LBS.
- +15 FT ROAD 125 FT FM EOR AND +20 FT BUSHES AND TREE 100 FT RIGHT 75 FT FM EOR.
- RWY 36 +4' FENCE 55' & ROAD 80' FROM THR.
- SVRLY FADED RWY MRKGS.
- SVRLY FADED RWY MRKGS.
- RWY 18 APCH RATIO 34:1 TO DSPLCD THLD.
- RY 36 APCH RATIO 34:1 TO DSPLCD THLD.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open O41 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.