Universal Licensing System
WPMU504
Alcoa, Inc.
License details
| ULS identifier | 1801218 |
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| Call sign | WPMU504 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2003-11-06 |
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| Expiration | 2014-01-05 |
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| Cancellation | 2012-10-02 |
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| Frequency range | 452.975 - 457.975 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROCKDALE, MILAM, TX |
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| Coordinates | 30.5599167, -97.0697222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:51 |
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Licensee
| Name | Alcoa, Inc. |
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| Applicant type | C |
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| FRN | 0006615413 |
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| Location | ROCKDALE, TX |
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| Address | ROCKDALE, TX, 76567 |
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| Phone | 5124468222 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.97500000 | | | 75.000000 | 34.000000 | |
| 2 | 1 | MO | 452.97500000 | | | 75.000000 | | |
| 2 | 1 | MO | 457.97500000 | | | 75.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.97500000 | | 20K0F3E |
| 2 | 1 | 452.97500000 | | 20K0F3E |
| 2 | 1 | 457.97500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5 MI S INT US HWY 79 & FM 1786, ROCKDALE, MILAM, TX | 30.55991667, -97.06972222 | 180.000 m | TOWER | 58.000 m structure / 60.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 31.000 m | | | | 72.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | FM 1786, ROCKDALE, TX | | 5124468514 |
License history
| Date | File or call sign | Action |
|---|
| 2012-10-03 | WPMU504 | LICAN |
| 2006-02-07 | WPMU504 | LIAUA |
| 2006-02-06 | WPMU504 | LTSAPR |
| 2003-11-06 | WPMU504 | LIREN |
| 2003-10-14 | WPMU504 | LETRES |
| 2002-04-25 | WPMU504 | AUDOPR |
| 2000-11-23 | WPMU504 | LICCNV |
| 1999-01-05 | WPMU504 | AUTHPR |
| 1999-01-05 | WPMU504 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1801218 | 2026-08-02 01:15:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMU504 | ULS 1801218 | 2026-08-02 01:15:51 |
| Status | C | ULS 1801218 | 2026-08-02 01:15:51 |
| Service | IG | ULS 1801218 | 2026-08-02 01:15:51 |
| Grant Date | 2003-11-06 | ULS 1801218 | 2026-08-02 01:15:51 |
| Expiration Date | 2014-01-05 | ULS 1801218 | 2026-08-02 01:15:51 |
| Cancellation Date | 2012-10-02 | ULS 1801218 | 2026-08-02 01:15:51 |