Universal Licensing System
WRDT254
MMD Aggregates, LLC
License details
| ULS identifier | 4179383 |
|---|
| Call sign | WRDT254 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-07-15 |
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| Expiration | 2029-07-15 |
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| Frequency range | 452.7125 - 467.4625 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | PEARL RIVER, ST. TAMMANY, LA |
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| Coordinates | 30.4418333, -89.7818056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.71250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.83750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.71250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 462.46250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 467.46250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.71250000 | | 7K60FXE |
| 1 | 1 | 452.83750000 | | 7K60FXE |
| 1 | 1 | 457.71250000 | | 7K60FXE |
| 1 | 1 | 462.46250000 | | 7K60FXE |
| 1 | 1 | 467.46250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PEARL RIVER, ST. TAMMANY, LA | 30.44183333, -89.78180556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 69690 LA INDUSTRIES PIT RD, PEARL RIVER, LA | ST. TAMMANY | 2252688085 |
License history
| Date | File or call sign | Action |
|---|
| 2020-04-14 | WRDT254 | LETCNS |
| 2019-07-15 | WRDT254 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4179383 | 2026-08-02 01:22:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDT254 | ULS 4179383 | 2026-08-02 01:22:58 |
| Status | A | ULS 4179383 | 2026-08-02 01:22:58 |
| Service | IG | ULS 4179383 | 2026-08-02 01:22:58 |
| Grant Date | 2019-07-15 | ULS 4179383 | 2026-08-02 01:22:58 |
| Expiration Date | 2029-07-15 | ULS 4179383 | 2026-08-02 01:22:58 |