Universal Licensing System
WHX821
Marathon Oil Company
License details
| ULS identifier | 1979090 |
|---|
| Call sign | WHX821 |
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| Radio service | MC |
|---|
| Status | C |
|---|
| Grant date | 2014-12-01 |
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| Expiration | 2019-12-29 |
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| Cancellation | 2018-07-16 |
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| Frequency range | 156.45 - 157.1 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | OFFSHORE, GM |
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| Coordinates | 28.1619444, -91.5105556 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.97500000 | | | 50.000000 | | |
| 1 | 1 | FCL | 157.10000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 1 | 1 | 156.97500000 | | 16K0F3E |
| 1 | 1 | 157.10000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | EI-349B EUGENE ISLAND LA, OFFSHORE, GM | 28.16194444, -91.51055556 | | RIG | 30.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 641 PAPWORTH AVE, METAIRIE, LA | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-07-17 | WHX821 | LICAN |
| 2015-04-17 | WHX821 | LIAUA |
| 2015-04-16 | WHX821 | ESUAPR |
| 2014-12-02 | WHX821 | AUTHPR |
| 2014-12-01 | WHX821 | INTDUP |
| 2014-12-01 | WHX821 | LIREN |
| 2014-12-01 | WHX821 | COR |
| 2014-11-10 | WHX821 | LETRES |
| 2014-02-11 | WHX821 | LIAUA |
| 2014-02-10 | WHX821 | ESUAPR |
| 2013-07-18 | WHX821 | LIAUA |
| 2013-07-17 | WHX821 | ESUAPR |
| 2013-06-11 | WHX821 | LIAUA |
| 2013-06-10 | WHX821 | ESUAPR |
| 2013-01-26 | WHX821 | LIAUA |
| 2013-01-25 | WHX821 | ESUAPR |
| 2012-07-11 | WHX821 | LIAUA |
| 2012-07-10 | WHX821 | ESUAPR |
| 2006-07-25 | WHX821 | LIAUA |
| 2006-07-23 | WHX821 | ESUAPR |
| 2005-07-08 | WHX821 | LIREN |
| 2005-07-08 | WHX821 | COR |
| 2004-10-15 | WHX821 | LIAUA |
| 2004-10-15 | WHX821 | LTSAPR |
| 2004-10-04 | WHX821 | LETRES |
| 2001-04-27 | WHX821 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1979090 | 2026-08-02 02:08:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WHX821 | ULS 1979090 | 2026-08-02 02:08:22 |
| Status | C | ULS 1979090 | 2026-08-02 02:08:22 |
| Service | MC | ULS 1979090 | 2026-08-02 02:08:22 |
| Grant Date | 2014-12-01 | ULS 1979090 | 2026-08-02 02:08:22 |
| Expiration Date | 2019-12-29 | ULS 1979090 | 2026-08-02 02:08:22 |
| Cancellation Date | 2018-07-16 | ULS 1979090 | 2026-08-02 02:08:22 |