Universal Licensing System
WQED552
License details
| ULS identifier | 2774123 |
|---|---|
| Call sign | WQED552 |
| Radio service | PW |
| Status | A |
| Grant date | 2025-11-19 |
| Expiration | 2036-01-03 |
| Frequency range | 37.98 MHz |
| Locations | 4 |
| Representative location | RICHMOND, CONTRA COSTA, CA |
| Coordinates | 37.9684167, -122.3668056 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:08:36 |
Licensee
| Name | CONTRA COSTA, COUNTY OF |
|---|---|
| Applicant type | G |
| FRN | 0001540145 |
| Location | MARTINEZ, CA |
| Address | 30 DOUGLAS DRIVE, MARTINEZ, CA, 945534068 |
| Phone | 9253131200 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 | |||
| 2 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 | |||
| 3 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 | |||
| 4 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 | |||
| 5 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 | |||
| 6 | 1 | FXO | 37.98000000 | 30.000000 | 60.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 37.98000000 | 11K0F9W | |
| 2 | 1 | 37.98000000 | 11K0F9W | |
| 3 | 1 | 37.98000000 | 11K0F9W | |
| 4 | 1 | 37.98000000 | 11K0F9W | |
| 5 | 1 | 37.98000000 | 11K0F9W | |
| 6 | 1 | 37.98000000 | 11K0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | PAAR AND 3RD STREETS, RICHMOND, CONTRA COSTA, CA | 37.96841667, -122.36680556 | 10.000 m | POLE | 6.000 m structure / 8.000 m overall | |
| 2 | T | NE END OF WHARF STREET, RICHMOND, CONTRA COSTA, CA | 37.92119444, -122.37197222 | 2.000 m | POLE | 3.000 m structure / 5.000 m overall | |
| 3 | T | 200 M SW OF HARBOUR WAY AND SCOTT AVE, RICHMOND, CONTRA COSTA, CA | 37.91041667, -122.36058333 | 3.000 m | POLE | 6.000 m structure / 8.000 m overall | |
| 4 | T | 230 M W OF OLYMPIA DRIVE AND ENEA DRIVE, PITTSBURG, CONTRA COSTA, CA | 38.02427778, -121.89102778 | 5.000 m | POLE | 5.000 m structure / 7.000 m overall | |
| 5 | T | 299 OLYMPIA STREET, WATER TREATMENT PLANT, PITTSBURG, CONTRA COSTA, CA | 38.00722222, -121.90627778 | 50.000 m | POLE | 5.000 m structure / 7.000 m overall | |
| 6 | T | DOW FACILITY 901 LOVERIDGE ROAD, PITTSBURG, CONTRA COSTA, CA | 38.02230556, -121.85488889 | 5.000 m | POLE | 8.000 m structure / 10.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 8.000 m | -30.000 | ||||||
| 1 | 2 | 5.000 m | -50.800 | ||||||
| 1 | 3 | 8.000 m | -50.400 | ||||||
| 1 | 4 | 7.000 m | -72.000 | ||||||
| 1 | 5 | 7.000 m | -47.500 | ||||||
| 1 | 6 | 10.000 m | -64.700 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 30 DOUGLAS DRIVE, MARTINEZ, CA | CONTRA COSTA | 9253131305 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-11-19 | WQED552 | LIREN |
| 2025-11-04 | WQED552 | ESURNW |
| 2020-07-23 | WQED552 | LIAUA |
| 2020-05-12 | WQED552 | LIAUA |
| 2015-10-06 | WQED552 | ESUAPR |
| 2015-10-06 | WQED552 | LIREN |
| 2015-10-05 | WQED552 | ESURNW |
| 2012-06-16 | WQED552 | LIAUA |
| 2012-06-15 | WQED552 | ESUAPR |
| 2010-06-23 | WQED552 | LTSAPR |
| 2010-06-22 | WQED552 | EFCAPR |
| 2010-06-22 | WQED552 | LIAUA |
| 2010-06-22 | WQED552 | ESCAPR |
| 2010-06-21 | WQED552 | ESUAPR |
| 2010-06-21 | WQED552 | EFUAPR |
| 2006-03-06 | WQED552 | LIMOD |
| 2006-02-27 | WQED552 | ESUAPR |
| 2006-01-03 | WQED552 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 2774123 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQED552 | ULS 2774123 | 2026-08-02 01:08:36 |
| Status | A | ULS 2774123 | 2026-08-02 01:08:36 |
| Service | PW | ULS 2774123 | 2026-08-02 01:08:36 |
| Grant Date | 2025-11-19 | ULS 2774123 | 2026-08-02 01:08:36 |
| Expiration Date | 2036-01-03 | ULS 2774123 | 2026-08-02 01:08:36 |