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Siskiyou County Airport

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Montague Weather (°F)

KSIY (0.4 NM at True Heading of 179)
METAR: KSIY 030453Z AUTO 35011KT 10SM CLR 29/12 A2994 RMK AO2 SLP118 T02940117
TAF: N/A

Location

Latitude: 
41-46-53.2000N (41.781444)
Longitude: 
122-28-05.2000W (-122.468111)
Elevation: 
2651.1 feet MSL (808 m MSL)
Magnetic Variation: 
14.2 E (as of July 2021 from WMM2020 model)
Time Zone: 
UTC -8.0 (Standard Time)
UTC -7.0 (Daylight Savings Time)
From City: 
03 N.M. NE of Montague, California
Found On: 
Klamath Falls Chart
FAA Region: 
AWP

Contacts

Manager: 
Publicly owned: 
JASON LEDBETTER
190 GREENHORN ROAD
YREKA, CA 96097
(530) 842-8259
SISKIYOU COUNTY
190 GREENHORN ROAD
YREKA, CA 96097
(530) 842-8259

Operations

Airport Status: 
Operational
Facility Use: 
Public
Type: 
Airport
Activation Date: 
09/1943
Control tower: 
No
Attendance (Months/Days/Hours): 
Months/Days/Hours
ALL/ALL/0800-1700
Boundary ARTCC: 
ZSE (Seattle)
Responsible ARTCC: 
ZSE (Seattle)
Lighting Schedule: 
SEE RMK
Segmented Circle Indicator: 
Yes
Beacon Color: 
White-Green (Lighted Land Airport)
Traffic Pattern Altitude: 
3651 feet (1113 m)
NOTAMs Facility: 
SIY
NOTAM-D Service: 
Yes
International Airport of Entry: 
No
Customs Landing Rights: 
No
Military Landing Rights: 
Yes
Civil/Military Joint Use: 
No

Based Aircraft

Single Engine:  11
Multi Engine:  1
GA Helicopters:  1
Gliders:  2

Annual Operations (as of 12/31/2019)

Total Operations:  13750
Air Taxi:  150 1.1%
GA Local:  7500 54.5%
GA Itinerant:  6000 43.6%
Military Aircraft:  100 0.7%

Communications

CTAF:  123.000
Unicom:  123.000
ASOS:  121.125 (530-459-0267)

  • APCH/DEP CTL SVC PRVDD BY SEATTLE ARTCC (ZSE) ON FREQS 124.85/306.3 (ANTELOPE MOUNTAIN RCAG).
  • COMMUNICATIONS PRVDD BY RANCHO MURIETA RADIO ON FREQ 122.4 (ANTELOPE MOUNTAIN RCO).
   

Fixed Based Operators (FBOs) & Fuel

(Click on a business for detail)
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Area Code: 530

Business Name Frequency Phone Fuel Grade
Apollo Helicopter Services
   Website          
459-5221 100LL, Jet A
Siskiyou County Airport
  
Unicom 123.0 842-8295 100LL, Jet A
To add, modify, or delete a business click here.

Flight Service Stations

Primary Alternate
FSS on Field: 
FSS Name (ID):  Rancho Murieta(RIU)
Frequency: 
Toll Free Phone:  1-800-WX-BRIEF

Instrument Procedures / Charts


FAA Terminal Procedures valid from 0901Z 06/17/21 to 0901Z 07/15/21.

There are various types of charts available for an airport. They are listed in the Page Type column. Here is a legend for those types:

APD - Airport Diagram
DP - Departure Procedure Charts
HOT - Hot Spots
IAP - Instrument Approach Procedure Charts
MIN - Minimums
STAR - Standard Terminal Arrival Charts
Page Type Page Name Volume Action Since
Last Cycle
IAP NDB OR GPS-A SW-2
MIN TAKEOFF MINIMUMS SW-2
Terminal Procedures are only available for airports in several countries with more being added all the time. If you are looking for a specific country's charts, please send an email to support(at)airportguide.com stating the country name. This will be used to prioritize the implementation.

Navigation Aids (Navaids) near SIY

Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

Nearby Airports with Fuel

Dist (NM) Name (Airport IDs) True Hdg Mag Hdg Fuel Grade
4.6 Montague-Yreka Rohrer Field Airport
(ROF 1O5)
227 213 100LL
18.0 Weed Airport
(O46)
178 164 100LL, Jet A
21.9 Scott Valley Airport
(A30)
232 218 100LL
26.0 Ashland Municipal-Sumner Parker Field Airport
(S03)
340 326 100LL, Jet A
39.8 Crater Lake-Klamath Regional Airport
(LMT KLMT LMT)
55 41 100LL, Jet A
39.9 Rogue Valley International - Medford Airport
(MFR KMFR MFR)
333 319 100LL, Jet A, Jet A+
49.9 Tulelake Municipal Airport
(O81)
82 68 100LL
57.5 Illinois Valley Airport
(3S4)
290 276 100LL
59.9 Grants Pass Airport
(3S8)
317 303 100LL, Jet A
65.3 Fall River Mills Airport
(O89)
134 120 100LL
72.5 Benton Field Airport
(O85)
177 163 100LL, Jet A
76.8 Redding Municipal Airport
(RDD KRDD RDD)
174 160 100LL, Jet A
79.1 Jack Mc Namara Field Airport
(CEC KCEC CEC)
270 256 100LL, Jet A
82.0 Myrtle Creek Municipal Airport
(16S)
333 318 100LL
83.2 Brookings Airport
(BOK KBOK BOK)
282 268 100LL, Jet A
87.2 Alturas Municipal Airport
(KAAT AAT)
101 87 100LL, Jet A
88.2 California Redwood Coast-Humboldt County Airport
(ACV KACV ACV)
237 223 100LL, Jet A
94.6 Murray Field Airport
(EKA KEKA EKA)
232 218 100LL
95.1 Gold Beach Municipal Airport
(GOL 4S1)
294 279 100LL, Jet A
95.1 Lake County Airport
(LKV KLKV LKV)
75 61 100LL, Jet A

Notices to Airmen (NOTAMS)

NOTAMs

List ALL KSIY NOTAMs

NOTAM Radius Search

NOTAMS within

Enter NOTAM radius search distance

This field is required
NM of KSIY

NOTAM Flight Path Search (Enter from two to five locations below)

NOTAMS within

Enter NOTAM radius search distance

This field is required
NM of KSIY

Remarks

A110-3 MIGRATORY FLOCKS OF WATERFOWL IN THE VICINITY OF ARPT DURING SPRING & FALL.
A110-4 USFS FIRE OPS MAY-SEP.
A110-5 BE ALERT FOR GLIDER OPS MAY-SEP.
A110-6 SENSITIVE AG CROPS ADJACENT TO RWY/TWY. ROTOCRAFT SHOULD AVOID OPERATING IN THESE AREAS.
A110-7 WILDLIFE IN THE VICINITY OF ARPT.
A110-8 FARMING ACTIVITIES AND EQUIPMENT INVOF RWYS AND TWYS.
A110-9 FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
A14 EMAIL: JLEDBETTER@CO.SISKIYOU.CA.US
A16 COUNTY AIRPORT OFFICE - YREKA.
A81-APT ACTVT MIRL RY 17/35, PAPI RYS 17 AND 35, REIL RYS 17 AND 35 - CTAF.

Runways

Runway Summary

Runways: 17/35
Longest Runway: 17/35 is 7490 ft (2283 m) long
Runways with an Instrument Approach:

SIY Airport Runway Details

Runway 17/35  7490 ft x 150 ft (2283 m x 46 m)
Runway Length Source:  3RD PARTY SURVEY as of 08/17/2009
Surface:  Asphalt - Good condition -
Runway Pavement Class: 
Runway Edge Lights:  Medium Intensity

Runway Weight Bearing Capacity (in thousands of pounds) 
Single Wheel Landing Gear:  60.0
Dual Wheel Landing Gear:  180.0
Dual Tandem Wheel Landing Gear:  270.0
Dual Dual Tandem Wheel Landing Gear: 

Runway 17

Runway 35

Elevation: 
2651.0 2631.5
Latitude: 
41-47-29.5260N 41-46-16.9178N
Longitude: 
122-27-55.6872W 122-28-14.6675W
True Magnetic Hdg.: 
191 011
ILS Type: 
Glide Path Angle: 
3.0 degrees 3.0 degrees
Traffic Pattern: 
Left Right
Runway Markings Type: 
Nonprecision Instrument Nonprecision Instrument
Runway Markings Condition:
Good Good
Arresting Device: 
Object at End: 
ROAD
Object Height: 
15
Object Marked/Lighted?: 
Distance from End: 
850
Object Centerline Offset: 
0 ft. left and right of centerline
Visual Glide Slope Indicators: 
2-Light PAPI On Left Side Of Runway 2-Light PAPI On Left Side Of Runway
Runway Visual Range (RVR): 
Approach Light System: 
REIL: 
Yes Yes
Touchdown Lights: 
No No
Centerline Lights: 
No No
Threshold Crossing Height: 
50 50
Threshold Elevation: 
Displaced Threshold: 
Threshold Latitude: 

Threshold Longitude: 

Declared Distances
Take Off Run Avbl. (TORA): 
Take Off Distance Avbl. (TODA): 
Actual Stop Dist. Avbl. (ASDA): 
Landing Dist. Avbl. (LDA): 

Services

Airframe Repair: 
Major
Powerplant Repair: 
Major
Bottled Oxygen: 
None
Bulk Oxygen: 
None
Fuel Available: 
100LL, Jet A
Landing Fees: 
No
Parking: 
Tiedowns available

Maps & Diagrams

SIY Airport Sectional

Flight Planning
at skyvector.com

SIY Airport Diagram


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