Universal Licensing System
WROI531
CenterPoint Energy, Inc.
License details
| ULS identifier | 4513017 |
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| Call sign | WROI531 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2021-10-19 |
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| Expiration | 2031-10-19 |
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| Frequency range | 6034.15 - 11285 MHz (2 frequencies) |
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| Locations | 1 |
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| Coordinates | 29.1734444, -95.7605000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 6034.15000000 | | | | | |
| 1 | 1 | FXO | 11285.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 6034.15000000 | | 30M0D7W |
| 1 | 1 | 11285.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WEST COLUMBIA SUB, 503 OIL FIELD ROAD, WEST COLUMBIA, BRAZORIA, TX | 29.15675000, -95.65666667 | 8.800 m | LTOWER | 59.400 m structure / 59.400 m overall | |
| 2 | R | | 29.19116667, -95.66405556 | 11.300 m | | | |
| 3 | R | | 29.17344444, -95.76050000 | 14.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC3-W100A | | V | 38.3000 | 349.3000 | | |
| 1 | 2 | R | RFS SC3-W100A | | | 38.3000 | | | |
| 1 | 3 | R | RFS PAD6-W59B | | | 39.1000 | | | |
| 2 | 1 | T | RFS PAD6-W59B | | H | 39.1000 | 280.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-08 | WROI531 | LIAUA |
| 2022-04-14 | WROI531 | LIMOD |
| 2021-10-19 | WROI531 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4513017 | 2026-08-02 02:47:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROI531 | ULS 4513017 | 2026-08-02 02:47:05 |
| Status | A | ULS 4513017 | 2026-08-02 02:47:05 |
| Service | MG | ULS 4513017 | 2026-08-02 02:47:05 |
| Grant Date | 2021-10-19 | ULS 4513017 | 2026-08-02 02:47:05 |
| Expiration Date | 2031-10-19 | ULS 4513017 | 2026-08-02 02:47:05 |