Universal Licensing System
WPKN374
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1268235 |
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| Call sign | WPKN374 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-02-17 |
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| Expiration | 2032-05-08 |
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| Frequency range | 154.755 - 155.955 MHz (7 frequencies) |
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| Locations | 1 |
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| Representative location | RIHMOND, CONTRA COSTA, CA |
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| Coordinates | 37.9929722, -122.3546944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 154.75500000 | | | 50.000000 | 125.000000 | |
| 1 | 1 | FB | 154.95000000 | | | 75.000000 | 125.000000 | |
| 1 | 1 | FB | 155.19000000 | | | 75.000000 | 125.000000 | |
| 1 | 1 | FB | 155.25000000 | | | 75.000000 | 125.000000 | |
| 1 | 1 | FB | 155.31000000 | | | 75.000000 | 125.000000 | |
| 1 | 1 | FX1 | 155.64000000 | | | 50.000000 | 125.000000 | |
| 1 | 1 | FX1 | 155.95500000 | | | 50.000000 | 125.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.75500000 | | 11K2F3E |
| 1 | 1 | 154.95000000 | | 11K2F3E |
| 1 | 1 | 155.19000000 | | 11K2F3E |
| 1 | 1 | 155.25000000 | | 11K2F3E |
| 1 | 1 | 155.31000000 | | 11K2F3E |
| 1 | 1 | 155.64000000 | | 11K2F3E |
| 1 | 1 | 155.95500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5555 GIANT HWY, RIHMOND, CONTRA COSTA, CA | 37.99297222, -122.35469444 | 19.000 m | B | 20.000 m structure / 20.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | -34.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 40 GLACIER DR, MARTINEZ, CA | | 9256462441 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-17 | WPKN374 | LIREN |
| 2022-02-14 | WPKN374 | LETRES |
| 2020-07-23 | WPKN374 | LIAUA |
| 2020-05-08 | WPKN374 | LIAUA |
| 2013-04-16 | WPKN374 | LIMOD |
| 2013-04-15 | WPKN374 | ESUAPR |
| 2012-06-16 | WPKN374 | LIAUA |
| 2012-06-15 | WPKN374 | ESUAPR |
| 2012-02-11 | WPKN374 | LIREN |
| 2012-02-08 | WPKN374 | ESURNW |
| 2010-08-13 | WPKN374 | LIMOD |
| 2010-06-22 | WPKN374 | LIAUA |
| 2010-06-22 | WPKN374 | LTSAPR |
| 2010-06-21 | WPKN374 | EFCAPR |
| 2010-06-21 | WPKN374 | ESCAPR |
| 2002-03-06 | WPKN374 | LIAUA |
| 2002-02-19 | WPKN374 | AUDOPR |
| 2002-02-15 | WPKN374 | LIREN |
| 2002-02-14 | WPKN374 | LIAUA |
| 2002-02-11 | WPKN374 | LETRES |
| 2000-12-20 | WPKN374 | LIAUA |
| 2000-10-20 | WPKN374 | LICCNV |
| 1997-05-08 | WPKN374 | AUTHPR |
| 1997-05-08 | WPKN374 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1268235 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKN374 | ULS 1268235 | 2026-08-02 01:08:36 |
| Status | A | ULS 1268235 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1268235 | 2026-08-02 01:08:36 |
| Grant Date | 2022-02-17 | ULS 1268235 | 2026-08-02 01:08:36 |
| Expiration Date | 2032-05-08 | ULS 1268235 | 2026-08-02 01:08:36 |