Universal Licensing System
WNWK812
GRIGSBY PETROLEUM
License details
| ULS identifier | 1841947 |
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| Call sign | WNWK812 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-07-05 |
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| Expiration | 2001-06-03 |
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| Cancellation | 2001-08-05 |
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| Frequency range | 451.7125 - 456.7125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | JEFFERSON, LA |
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| Coordinates | 30.0626944, -90.2731389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:14 |
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Licensee
| Name | GRIGSBY PETROLEUM |
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| Applicant type | C |
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| Location | SHREVEPORT, LA |
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| Address | 401 EDWARDS ST STE 1915, SHREVEPORT, LA, 711015556 |
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| Phone | 3184255306 |
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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 | MO | 451.71250000 | | | 2.000000 | | |
| 1 | 1 | MO | 456.71250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.71250000 | | 20K0F3E |
| 1 | 1 | 456.71250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | JEFFERSON, LA | 30.06269444, -90.27313889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3 MI N OF NEW ORLEANS IN LAKE PONCHITRAIN JEFFERSON, PARRISH, LA | | 3184255306 |
License history
| Date | File or call sign | Action |
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| 2001-09-14 | WNWK812 | LETAUS |
| 2001-08-05 | WNWK812 | LIEXP |
| 2001-03-12 | WNWK812 | LETRES |
| 2000-11-23 | WNWK812 | LICCNV |
| 1996-07-05 | WNWK812 | LIREN |
| 1996-07-05 | WNWK812 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1841947 | 2026-08-02 01:27:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNWK812 | ULS 1841947 | 2026-08-02 01:27:14 |
| Status | E | ULS 1841947 | 2026-08-02 01:27:14 |
| Service | IG | ULS 1841947 | 2026-08-02 01:27:14 |
| Grant Date | 1996-07-05 | ULS 1841947 | 2026-08-02 01:27:14 |
| Expiration Date | 2001-06-03 | ULS 1841947 | 2026-08-02 01:27:14 |
| Cancellation Date | 2001-08-05 | ULS 1841947 | 2026-08-02 01:27:14 |