Universal Licensing System
WBD257
UNION OIL COMPANY OF CALIFORNIA
License details
| ULS identifier | 1053173 |
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| Call sign | WBD257 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1999-08-27 |
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| Expiration | 2007-12-24 |
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| Cancellation | 2004-11-30 |
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| Frequency range | 1925 - 1985 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | OFFSHORE, GM |
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| Coordinates | 29.4132778, -92.9604167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 1925.00000000 | | | | | |
| 1 | 2 | FXO | 1985.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 1925.00000000 | | 10M0F9W |
| 1 | 2 | 1985.00000000 | | 10M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | EAST CAMERON AREA BLOCK 48C, OFFSHORE, GM | 29.41327778, -92.96041667 | 0.000 m | | 35.700 m structure / 35.700 m overall | |
| 2 | R | | 29.77297222, -92.98569444 | 1.500 m | | | |
| 3 | R | | 29.24355556, -93.17847222 | 0.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 31.2000 | 356.5000 | | |
| 1 | 2 | R | | | | 31.2000 | | | |
| 1 | 3 | R | | | | 31.8000 | | | |
| 2 | 1 | T | | | V | 31.8000 | 228.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-12-01 | WBD257 | LICAN |
| 2004-11-30 | WBD257 | ESCAPR |
| 1999-08-27 | WBD257 | LICCNV |
| 1999-08-27 | WBD257 | LIASS |
| 1999-08-13 | WBD257 | LICCNV |
| 1999-04-21 | WBD257 | LIASS |
| 1998-05-06 | WBD257 | LIDUP |
| 1997-10-31 | WBD257 | LIREN |
| 1992-12-24 | WBD257 | LIMOD |
| 1992-11-16 | WBD257 | LIMOD |
| 1989-06-07 | WBD257 | LIMOD |
| 1988-12-09 | WBD257 | LIMOD |
| 1988-12-06 | WBD257 | LIMOD |
| 1987-12-29 | WBD257 | LIMOD |
| 1986-06-06 | WBD257 | LIMOD |
| 1981-05-21 | WBD257 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1053173 | 2026-08-02 02:46:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WBD257 | ULS 1053173 | 2026-08-02 02:46:52 |
| Status | C | ULS 1053173 | 2026-08-02 02:46:52 |
| Service | MG | ULS 1053173 | 2026-08-02 02:46:52 |
| Grant Date | 1999-08-27 | ULS 1053173 | 2026-08-02 02:46:52 |
| Expiration Date | 2007-12-24 | ULS 1053173 | 2026-08-02 02:46:52 |
| Cancellation Date | 2004-11-30 | ULS 1053173 | 2026-08-02 02:46:52 |