Universal Licensing System
WPLU521
HF Sinclair Cheyenne Refining LLC
License details
| ULS identifier | 1787934 |
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| Call sign | WPLU521 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-03-06 |
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| Expiration | 2033-02-18 |
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| Frequency range | 451.575 MHz |
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| Locations | 4 |
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| Representative location | CHEYENNE, LARAMIE, WY |
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| Coordinates | 41.1288611, -104.7869167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:08 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 451.57500000 | | | 5.000000 | 50.000000 | |
| 2 | 1 | FXO | 451.57500000 | | | 5.000000 | 50.000000 | |
| 3 | 1 | FXO | 451.57500000 | | | 5.000000 | 50.000000 | |
| 4 | 1 | FXO | 451.57500000 | | | 5.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.57500000 | | 6K00F1D |
| 2 | 1 | 451.57500000 | | 6K00F1D |
| 3 | 1 | 451.57500000 | | 6K00F1D |
| 4 | 1 | 451.57500000 | | 6K00F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2700 E 5TH ST, CHEYENNE, LARAMIE, WY | 41.12886111, -104.78691667 | 1839.000 m | B | 3.000 m structure / 6.000 m overall | N |
| 2 | T | 2700 E 5TH ST, CHEYENNE, LARAMIE, WY | 41.12580556, -104.79330556 | 1835.000 m | B | 4.000 m structure / 6.000 m overall | N |
| 3 | T | 1/2 MI E AND 1/2 MI S OF INT OF US 85 & ST HWY 223, CHEYENNE, LARAMIE, WY | 41.05552778, -104.78330556 | 1862.000 m | POLE | 6.000 m structure / 6.000 m overall | N |
| 4 | T | 1 MI E OF INT OF US 85 AND ST HWY 223, CHEYENNE, LARAMIE, WY | 41.04691667, -104.78330556 | 1886.000 m | POLE | 9.000 m structure / 9.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 20.000 m | | | | -9.000 | |
| 1 | 2 | T | | 20.000 m | | | | -152.000 | |
| 1 | 3 | T | | 20.000 m | | | | 26.000 | |
| 1 | 4 | T | | 30.000 m | | | | 63.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2700 E 5TH ST, CHEYENNE, WY | LARAMIE | 3077718770 |
License history
| Date | File or call sign | Action |
|---|
| 2024-11-08 | WPLU521 | LIAUA |
| 2023-04-01 | WPLU521 | LIASS |
| 2023-03-06 | WPLU521 | LIREN |
| 2022-11-28 | WPLU521 | LETRES |
| 2021-11-11 | WPLU521 | LIAUA |
| 2016-01-14 | WPLU521 | LIAUA |
| 2016-01-13 | WPLU521 | ESCAPR |
| 2012-12-06 | WPLU521 | LTSAPR |
| 2012-12-06 | WPLU521 | LIREN |
| 2012-11-26 | WPLU521 | LETRES |
| 2011-07-30 | WPLU521 | LIASS |
| 2011-07-29 | WPLU521 | ESCAPR |
| 2011-07-01 | WPLU521 | LITRAN |
| 2011-06-06 | WPLU521 | ESCAPR |
| 2003-01-09 | WPLU521 | LIREN |
| 2002-11-25 | WPLU521 | LETRES |
| 2002-05-07 | WPLU521 | AUDOPR |
| 2000-11-23 | WPLU521 | LICCNV |
| 1998-02-18 | WPLU521 | LIISS |
| 1998-02-18 | WPLU521 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1787934 | 2026-08-02 01:23:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLU521 | ULS 1787934 | 2026-08-02 01:23:08 |
| Status | A | ULS 1787934 | 2026-08-02 01:23:08 |
| Service | IG | ULS 1787934 | 2026-08-02 01:23:08 |
| Grant Date | 2023-03-06 | ULS 1787934 | 2026-08-02 01:23:08 |
| Expiration Date | 2033-02-18 | ULS 1787934 | 2026-08-02 01:23:08 |