ECKHART INTL (1S1)
Porthill, Idaho · Boundary County · 0 miles W of city
Airport information
FAA identifier1S1
Elevation1758 ft MSL
Latitude48.99047° N
Longitude116.50206° W
Magnetic variation20E
Sectional chartGREAT FALLS
ARTCCSeattle Center
Flight ServiceBoise
OwnershipPublicly owned
UseOpen to the public
Activated1968/09
TowerNON-ATCT
Landing feeNo
Wind indicatorYes
NOTAM facilityBOI
AttendedUNATNDD
ManagerDivision Admin
Manager phone208-334-8775
Runways
| Runway | Dimensions | Surface | Details |
|---|---|---|---|
| 15/33 | 3,650 × 175 ft | Turf (good) | — |
Radio frequencies
| Use | Frequency | Call |
|---|---|---|
| CTAF | 122.8 | — |
| UNICOM | 122.8 | — |
Airport remarks
- NO WINTER MAINTENANCE.
- ACFT PRKG LTD TO TWO HRS IN CUST TRML AREA; LONGER TERM PRKG AVBL TO THE WEST OF RWY END 15 - BTN ASPH TWY & ANHEUSER-BUSCH PLANT.
- RWY 15 DO NOT USE ASPH TWY PTN FOR TKOF.
- +25' HOP POLES LOCATED ADJACENT TO BOTH SIDES OF RWY.
- (E84) NON STD - SEMI CIRCLE.
- FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
- 1/2 SEGMENTED CIRCLE.
- RCMD LAND RWY 33; TKOF RWY 15 WHEN WIND COND PERMITS.
Data from the FAA National Airspace System Resources (NASR) 28-day subscription. For flight planning, always consult current official publications, NOTAMs, and charts.

