| KSIY
Airport
|
Siskiyou County
|
|
Montague, California
|
|
|
|
FAA NFDC Information Effective 56-day cycle 11/27/2025 - 1/22/2026
| FAA/ICAO Identifier: | SIY / KSIY (Sierra-India-Yankee) |
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| Lat/Lng: | 41.7814444444, -122.468111111
41-46-53.2000N, 122-28-05.2000W
Estimated by 3rd Party Survey on 08/17/2009 |
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| Elevation: | 2651 feet Surveyed by 3rd Party Survey on 08/17/2009 |
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| Magnetic Variation: | 19E,(1975), [13E (2025)] |
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| Sectional: | KLAMATH FALLS |
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| From City: | 3nm NE of Montague |
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| Use: | Open to the public |
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| Ownership: | Publicly owned |
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| Activation: | 09/1943 |
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| Attended: | All year Every day 0800-1700 (local) |
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| Control Tower: | no |
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| ARTCC: | Seattle(ZSE)Seattle Center |
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| FSS: | Rancho Murieta FSS(RIU) |
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| NOTAMs and Weather: | SIYNOTAM-D service at airport |
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| Wind Indicator: | Lighted |
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| Segmented Circle: | yes |
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| Lights: | Activate MIRL Runway 17/35, PAPI Runways 17 and 35, REIL Runways 17 and 35 - CTAF. |
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| Beacon: | Sunset-Sunrise |
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| Landing Fee: | yes |
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| CTAF: | 123.000 |
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| UNICOM: | 123.000 |
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| Weather: | ASOS 530-459-0267 121.125 |
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| Fuel: | Jet A - Kerosene, freeze point -40C |
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| Airframe Repair: | None |
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| Powerplant Repair: | None |
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| Bottled Oxygen: | None |
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| Bulk Oxygen: | None |
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| Transient Storage: | Tie-Down |
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| Other Services: | Crop Dusting, Charter |
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|
|
|
| Owner: | Siskiyou County
190 Greenhorn Road
Yreka, Ca 96097
530-842-8297 |
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| Manager: | Jessica Skillen
Email: Jnskillen@Co.Siskiyou.Ca.US
190 Greenhorn Road
Yreka, Ca 96097
530-842-8272
County Airport Ofc - Yreka, 530-842-8297. |
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|
Runway 17/35
| Length: | 7490 feet
by 3rd Party Survey on 08/17/2009 |
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| Width: | 150 feet |
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| Surface: | Asphalt / Bituminous Concrete, Good Condition |
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| Surface Treatment: | NONE |
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| Weight Capacity: | Single Wheel aircraft: 60,000 lbs
Dual Wheel aircraft: 180,000 lbs
Dual Tandem Wheel aircraft: 270,000 lbs |
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| Runway Lights Edge Intensity: | Med Intensity |
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|
End 17 |
End 35 |
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| True Alignment: | 191,(178 Magnetic) | 011,(358 Magnetic) |
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| Right Hand Pattern: | | Yes |
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| Runway Markings: | Nonprecision Instrument,Good Condition | Nonprecision Instrument,Good Condition |
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| Elevation at End: | 2651.0' MSL | 2631.5' MSL |
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| Elevation at Touchdown Zone: | 2651.1' MSL | 2639.6' MSL |
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| Threshold Crossing Glide Path Height: | 50' AGL | 50' AGL |
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| Visual Glide Path Angle: | 3.00° | 3.00° |
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| Visual Glide Slope Indicator: | 2-light PAPI on left side of runway | 2-light PAPI on left side of runway |
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| Runway End Identifer Lights (REIL): | Yes | Yes |
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| Objects: | Road | |
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| Objects affecting Navigable Airspace (CFR part 77): | Other than utility runway with a visual approach | Other than utility runway with a visual approach |
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| Object Clearance Slope: | 43:1 | 50:1 |
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| Object Height: | 15' AGL | |
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| Object Distance: | 850' Along centerline
0B' | |
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| • | Migratory Flocks of Waterfowl in the Vicinity of Airport During Spring & Fall. |
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| • | Usfs Fire Operations may-Sep. |
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| • | be Alert for Glider Operations may-Sep. |
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| • | Sensitive AG Crops Adjacent to Runway/Taxiway. Rotocraft Should Avoid Operating in These Areas. |
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| • | Wildlife in the Vicinity of Airport. |
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| • | Farming Activities and Equipment in Vicinity of Runways and Taxiways. |
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| • | for Cd Contact Seattle ARTCC at 253-351-3694. |
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This information is current as of the date at the top of the page. These
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Weather information
is provided based on AvnWx Data Sources. NOTAM information
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