Jones/Ag-Viation Airport Private
CL23 · Biggs, CA · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:46 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:39 AM | 12:39Z |
| Sunrise | 06:09 AM | 13:09Z |
| Sunset | 08:16 PM | 03:16Z |
| Evening civil twilight Loggable night begins | 08:46 PM | 03:46Z |
Plan a flight from CL23
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 15LEFT traffic
- Heading
- 133° mag · 150° true
- Dimensions
- 2,600 × 30 ft
- TPA
- 1,100 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
Enter the left downwind (heading 313°) on the 45° at 1,100 ft MSL (≈1,000 AGL).
More details — RWY 15
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 15/33 | 2,600 ft |
Prefer one flat page? Full runway details for CL23 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the CL23 kneeboard →
Comms & NavAids
Nearby navigation aids
MYV 110.80 · BAB 108.60 · ILA 114.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| MYV · Marysville | VOR/DME | 110.80 · 45X | Low | r329° / 22.4 NM |
| BAB · Beale | TACAN | 108.60 · 23X | — | r313° / 22.8 NM |
| ILA · Williams | VORTAC | 114.40 · 91X | Low | r015° / 27.9 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for CL23 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- CL23
- Coordinates
- 39.4596, -121.6960
- Elevation
- 109 ft MSL
- Magnetic variation
- 17E
- Sectional chart
- SAN FRANCISCO
- Airport use
- Private
- Control tower
- No
- ARTCC
- OAKLAND (ZOA)
- Flight service (FSS)
- RANCHO MURIETA · 1-800-WX-BRIEF
- Attendance
- ALL ALL
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1984/10
- Distance from city
- 3 NE
Night operations
- Airport lighting
- SEE RMK
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 3 notes
General
- FOR CD CTC NORCAL APCH AT 916-361-6874.
Lighting
- FOR LIRL RWY 15/33 CALL 530-868-5798
Contact
- OR 530-868-5798
Nearby airports
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Also nearby: 07CL Richvale Airport (private) (4 NM) · 97CL Siller Bros Inc Airport (5 NM) · 18CL Bowles Airport (private) (10 NM) · 4CA7 Johnsen Airport (private) (15 NM) · CA92 Paradise Skypark Airport (private) (15 NM)
About CL23
Jones/Ag-Viation Airport (CL23) is an airport in Biggs, CA, at 109 ft MSL. It has 1 runway, the longest 2,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CL23, refreshed from the Aviation Weather Center and FAA NASR.
Does CL23 have a control tower?
No. Jones/Ag-Viation Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at CL23?
Jones/Ag-Viation Airport has 1 runway; the longest is 2,600 ft. See the Runways section for headings, surface, and lighting.
Where is CL23?
Jones/Ag-Viation Airport is in Biggs, CA, at an elevation of 109 ft MSL. Coordinates: 39.4596, -121.6960.
Fly out of CL23 often?
Save CL23 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
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 CL23 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.