Airport information
- FAA LID
- 1Q4
- Coordinates
- 37.6791, -121.3000
- Elevation
- 62 ft MSL
- Magnetic variation
- 16E
- Sectional chart
- SAN FRANCISCO
- Airport use
- Public
- Control tower
- No
- ARTCC
- OAKLAND (ZOA)
- Flight service (FSS)
- RANCHO MURIETA
- NOTAM facility
- RIU
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1944/07
- Distance from city
- 7 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:12 AM | 12:12Z |
| Sunrise | 05:44 AM | 12:44Z |
| Sunset | 08:30 PM | 03:30Z |
| Evening civil twilight Loggable night begins | 09:01 PM | 04:01Z |
Plan a flight from 1Q4
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 12 · 122°
- Pattern
- left (turns left)
- TPA
- 862 ft MSL · 800 AGL
- CTAF
- 122.9
Enter the left downwind for Rwy 12 at 862 ft MSL · 800 AGL on a 45°.
Runway 12/30
3,530 ft × 60 ft · Asphalt (Fair)- Heading
- 122° mag · 138° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Trees, 15 ft, 340 ft from threshold, 0 ft B of centerline — 9:1 slope to clear · penetrates the 20:1 visual approach surface
- Heading
- 270° mag · 286° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Trees, 15 ft, 400 ft from threshold, 0 ft B of centerline — 13:1 slope to clear · penetrates the 20:1 visual approach surface
| Runway | Length | Your margin |
|---|---|---|
| 12/30 | 3,530 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| ECA · Manteca | VORTAC | 116.00 | r196° / 11.1 NM |
| MOD · Modesto | VOR-DME | 114.60 | r264° / 16.6 NM |
| LIN · Linden | VORTAC | 114.80 | r194° / 27.6 NM |
| SJC · San Jose | VOR-DME | 114.10 | r043° / 35.7 NM |
| NUQ · Moffett | TACAN | 117.60 | r050° / 39 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management
Remarks FAA
- ESTABD PRIOR TO 15 MAY 59.
- MODEL AIRCRAFT ACTIVITY ON AND INVOF ABANDONED RY.
- AEROBATIC ACTIVITY NORTH NORTHEAST OF AIRPORT AND OVER ABANDONED PARALLEL RY 12/30 FM SURFACE TO 4,000 FEET MSL.
- NIGHT OPERATIONS PROHIBITED.
- PARL TWY FAILED COND WITH ROUGH/UNEVEN SFC FROM EXTSV ASPH RPR AND PATCHING.
- FOR CD CTC NORCAL APCH AT 916-361-0516.
- STANDING WATER ON PARL TWY AFTER RAIN.
- ERRONEOUS MRKGS ON RWY 12/30.
- CITY OF TRACY DEPT OF PARKS AND REC.
- GROSS PAVEMENT STRENGTH PRVDD BY AIRPORT MANAGEMENT. 12500 LBS.
- PAVED RUNWAY SAFETY AREA RY 12/30.
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 1Q4 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.
About 1Q4
New Jerusalem Airport (1Q4) is an airport in Tracy, CA, at 62 ft MSL. It has 1 runway, the longest 3,530 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 1Q4, refreshed from the Aviation Weather Center and FAA NASR.
Does 1Q4 have a control tower?
No. New Jerusalem Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 1Q4?
New Jerusalem Airport has 1 runway; the longest is 3,530 ft. See the Runways tab for headings, surface, and lighting.
Where is 1Q4?
New Jerusalem Airport is in Tracy, CA, at an elevation of 62 ft MSL. Coordinates: 37.6791, -121.3000.
Fly out of 1Q4 often?
Save 1Q4 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.