Universal Licensing System
WNDA489
BP Exploration (Alaska) Inc.
License details
| ULS identifier | 1840546 |
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| Call sign | WNDA489 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2005-04-09 |
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| Expiration | 2015-07-05 |
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| Cancellation | 2010-08-27 |
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| Frequency range | 451.75 - 456.75 MHz (2 frequencies) |
|---|
| Locations | 2 |
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| Representative location | SAG RIVER DELTA, NORTH SLOPE, AK |
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| Coordinates | 70.3547222, -147.9597222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:47 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.75000000 | | | 100.000000 | 370.000000 | |
| 2 | 1 | MO | 451.75000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO | 451.75000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 456.75000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 456.75000000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.75000000 | | 20K0F3E |
| 2 | 1 | 451.75000000 | | 20K0F3E |
| 2 | 1 | 451.75000000 | | 20K0F3E |
| 2 | 1 | 456.75000000 | | 20K0F3E |
| 2 | 1 | 456.75000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ENDICOTT MAIN PRODUCTION ISLAND, SAG RIVER DELTA, NORTH SLOPE, AK | 70.35472222, -147.95972222 | 4.000 m | MAST | 30.000 m structure / 34.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | 30.600 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | ENDICOTT CONSTRUCTION OFC SAG RIVER, DELTA, AK | NORTH SLOPE | 3122603279 |
License history
| Date | File or call sign | Action |
|---|
| 2010-08-28 | WNDA489 | LICAN |
| 2010-03-09 | WNDA489 | LIAUA |
| 2010-03-08 | WNDA489 | ESUAPR |
| 2009-04-23 | WNDA489 | LIAUA |
| 2009-04-22 | WNDA489 | ESUAPR |
| 2009-03-20 | WNDA489 | LIAUA |
| 2009-03-19 | WNDA489 | ESUAPR |
| 2007-07-06 | WNDA489 | LIAUA |
| 2007-07-05 | WNDA489 | ESUAPR |
| 2005-04-09 | WNDA489 | LIREN |
| 2004-05-28 | WNDA489 | LIAUA |
| 2004-05-27 | WNDA489 | ESUAPR |
| 2003-08-09 | WNDA489 | LIAUA |
| 2003-01-08 | WNDA489 | AUDOPR |
| 2002-08-31 | WNDA489 | LIAUA |
| 2002-08-08 | WNDA489 | LIMOD |
| 2001-10-26 | WNDA489 | LIAUA |
| 2000-11-23 | WNDA489 | LICCNV |
| 2000-06-20 | WNDA489 | LIREN |
| 2000-04-05 | WNDA489 | LETRES |
| 1995-04-24 | WNDA489 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1840546 | 2026-08-02 01:13:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNDA489 | ULS 1840546 | 2026-08-02 01:13:47 |
| Status | C | ULS 1840546 | 2026-08-02 01:13:47 |
| Service | IG | ULS 1840546 | 2026-08-02 01:13:47 |
| Grant Date | 2005-04-09 | ULS 1840546 | 2026-08-02 01:13:47 |
| Expiration Date | 2015-07-05 | ULS 1840546 | 2026-08-02 01:13:47 |
| Cancellation Date | 2010-08-27 | ULS 1840546 | 2026-08-02 01:13:47 |