Universal Licensing System
WHD575
SONAT EXPLORATION COMPANY
License details
| ULS identifier | 1975662 |
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| Call sign | WHD575 |
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| Radio service | MC |
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| Status | E |
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| Grant date | 1999-06-24 |
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| Expiration | 2004-08-04 |
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| Cancellation | 2004-10-09 |
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| Frequency range | 156.5 - 156.8 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | OFFSHORE, GM |
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| Coordinates | 29.0013611, -93.5026667 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:27 |
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Licensee
| Name | SONAT EXPLORATION COMPANY |
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| Applicant type | C |
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| FRN | 0005417654 |
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| Location | HOUSTON, TX |
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| Address | HOUSTON, TX, 772104792 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.50000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.50000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | W CAMERON BLOCK 352, OFFSHORE, GM | 29.00136111, -93.50266667 | 8.000 m | B | 27.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 30.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-10-09 | WHD575 | LIEXP |
| 2004-05-13 | WHD575 | LETRES |
| 2001-04-27 | WHD575 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1975662 | 2026-08-02 02:08:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHD575 | ULS 1975662 | 2026-08-02 02:08:27 |
| Status | E | ULS 1975662 | 2026-08-02 02:08:27 |
| Service | MC | ULS 1975662 | 2026-08-02 02:08:27 |
| Grant Date | 1999-06-24 | ULS 1975662 | 2026-08-02 02:08:27 |
| Expiration Date | 2004-08-04 | ULS 1975662 | 2026-08-02 02:08:27 |
| Cancellation Date | 2004-10-09 | ULS 1975662 | 2026-08-02 02:08:27 |