Schrock Private
4OR4 · Corvallis, OR · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-21 · night begins 07:42 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:30 AM | 13:30Z |
| Sunrise | 06:59 AM | 13:59Z |
| Sunset | 07:13 PM | 02:13Z |
| Evening civil twilight Loggable night begins | 07:42 PM | 02:42Z |
Plan a flight from 4OR4
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
RWY 25LEFT traffic
- Heading
- 250° mag · 268° true
- Dimensions
- 1,800 × 75 ft
- TPA
- 1,200 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 070°) on the 45° at 1,200 ft MSL (≈1,000 AGL).
More details — RWY 25
- Approach obstacle
- Trees, 75 ft, 1,200 ft from threshold
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 07/25 | 1,800 ft |
Prefer one flat page? Full runway details for 4OR4 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4OR4 kneeboard →
Comms & NavAids
Nearby navigation aids
CVO 115.40 · EUG 112.90 · ONP 117.10
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CVO · Corvallis | VOR/DME | 115.40 · 101X | High | r127° / 4.1 NM |
| EUG · Eugene | VORTAC | 112.90 · 76X | High | r343° / 19.4 NM |
| ONP · Newport | VORTAC | 117.10 · 118X | High | r087° / 36.1 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4OR4 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4OR4
- Coordinates
- 44.4436, -123.2383
- Elevation
- 245 ft MSL
- Magnetic variation
- 18E
- Sectional chart
- KLAMATH FALLS
- Airport use
- Private
- Control tower
- No
- ARTCC
- SEATTLE (ZSE)
- Flight service (FSS)
- MC MINNVILLE · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1992/01
- Distance from city
- 8 S
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC CASCADE APCH AT 541-607-4674/4675, WHEN APCH CLSD CTC SEATTLE ARTCC AT 253-351-3694.
Nearby airports
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Also nearby: OG49 Country Twilight (private) (2 NM) · 55OR Muddy Creek (private) (3 NM) · OR52 Venell (private) (3 NM) · OG16 Jim's Airstrip (private) (4 NM) · OG01 Dunning Vineyards (private) (9 NM)
About 4OR4
Schrock (4OR4) is an airport in Corvallis, OR, at 245 ft MSL. It has 1 runway, the longest 1,800 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4OR4, refreshed from the Aviation Weather Center and FAA NASR.
Does 4OR4 have a control tower?
No. Schrock is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4OR4?
Schrock has 1 runway; the longest is 1,800 ft. See the Runways section for headings, surface, and lighting.
Where is 4OR4?
Schrock is in Corvallis, OR, at an elevation of 245 ft MSL. Coordinates: 44.4436, -123.2383.
More about 4OR4
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 4OR4 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.
Something here wrong or out of date? Report a data problem.