Universal Licensing System
KWZ4
Petroleum Helicopters, Inc.
License details
| ULS identifier | 2478516 |
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| Call sign | KWZ4 |
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| Radio service | AF |
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| Status | C |
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| Grant date | 2008-04-10 |
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| Expiration | 2018-01-21 |
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| Cancellation | 2009-07-06 |
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| Frequency range | 118.425 MHz |
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| Locations | 1 |
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| Representative location | Sabine, JEFFERSON, TX |
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| Coordinates | 29.7020000, -93.9448333 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:03 |
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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 | FAB | 118.42500000 | | | 2.500000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 118.42500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | Helipad- 10600 Gulfway Drive, Sabine, JEFFERSON, TX | 29.70200000, -93.94483333 | 2.100 m | TOWER | 12.100 m structure / 12.100 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.100 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 10600 Gulfway Drive, Sabine, TX | JEFFERSON | 3372724308 |
License history
| Date | File or call sign | Action |
|---|
| 2009-07-07 | KWZ4 | LICAN |
| 2009-07-06 | KWZ4 | ESUAPR |
| 2008-04-10 | KWZ4 | COR |
| 2008-04-10 | KWZ4 | LIREN |
| 2007-12-28 | KWZ4 | ESUAPR |
| 2007-12-26 | KWZ4 | ESUAPR |
| 2007-10-29 | KWZ4 | LETRES |
| 2003-01-21 | KWZ4 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2478516 | 2026-08-02 02:08:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KWZ4 | ULS 2478516 | 2026-08-02 02:08:03 |
| Status | C | ULS 2478516 | 2026-08-02 02:08:03 |
| Service | AF | ULS 2478516 | 2026-08-02 02:08:03 |
| Grant Date | 2008-04-10 | ULS 2478516 | 2026-08-02 02:08:03 |
| Expiration Date | 2018-01-21 | ULS 2478516 | 2026-08-02 02:08:03 |
| Cancellation Date | 2009-07-06 | ULS 2478516 | 2026-08-02 02:08:03 |