Universal Licensing System
WHX303
Marathon Petroleum Company LP
License details
| ULS identifier | 1978721 |
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| Call sign | WHX303 |
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| Radio service | MC |
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| Status | C |
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| Grant date | 2003-06-10 |
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| Expiration | 2013-08-10 |
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| Cancellation | 2011-10-07 |
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| Frequency range | 156.8 - 156.9 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | TEXAS CITY, GALVESTON, TX |
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| Coordinates | 29.3785556, -94.9068611 |
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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 | 156.32500000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.90000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.32500000 | | 16K0F3E |
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 1 | 1 | 156.90000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | FOOT OF 10TH ST, TEXAS CITY, GALVESTON, TX | 29.37855556, -94.90686111 | 2.000 m | B | 5.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2011-10-08 | WHX303 | ESCAPR |
| 2011-10-08 | WHX303 | LICAN |
| 2011-10-07 | WHX303 | ESUAPR |
| 2011-10-07 | WHX303 | EFUAPR |
| 2011-07-01 | WHX303 | LITRAN |
| 2011-06-10 | WHX303 | ESUAPR |
| 2011-05-27 | WHX303 | LIAUA |
| 2011-05-26 | WHX303 | ESUAPR |
| 2010-10-08 | WHX303 | LIAUA |
| 2010-10-08 | WHX303 | ESCAPR |
| 2010-10-07 | WHX303 | ESUAPR |
| 2010-10-07 | WHX303 | EFUAPR |
| 2007-01-04 | WHX303 | LIAUA |
| 2007-01-03 | WHX303 | ESUAPR |
| 2006-12-01 | WHX303 | LIAUA |
| 2006-11-30 | WHX303 | ESUAPR |
| 2006-07-25 | WHX303 | LIAUA |
| 2006-07-23 | WHX303 | ESUAPR |
| 2005-09-02 | WHX303 | LIAUA |
| 2005-09-01 | WHX303 | ESUAPR |
| 2004-10-15 | WHX303 | LIAUA |
| 2004-10-15 | WHX303 | LTSAPR |
| 2003-06-10 | WHX303 | LIREN |
| 2003-05-19 | WHX303 | LETRES |
| 2001-04-27 | WHX303 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1978721 | 2026-08-02 02:08:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WHX303 | ULS 1978721 | 2026-08-02 02:08:22 |
| Status | C | ULS 1978721 | 2026-08-02 02:08:22 |
| Service | MC | ULS 1978721 | 2026-08-02 02:08:22 |
| Grant Date | 2003-06-10 | ULS 1978721 | 2026-08-02 02:08:22 |
| Expiration Date | 2013-08-10 | ULS 1978721 | 2026-08-02 02:08:22 |
| Cancellation Date | 2011-10-07 | ULS 1978721 | 2026-08-02 02:08:22 |