Universal Licensing System
WQED553
License details
| ULS identifier | 2774124 |
|---|---|
| Call sign | WQED553 |
| Radio service | PW |
| Status | A |
| Grant date | 2025-11-19 |
| Expiration | 2036-01-03 |
| Frequency range | 37.98 MHz |
| Locations | 6 |
| Representative location | RODEO, CONTRA COSTA, CA |
| Coordinates | 38.0358333, -122.2558056 |
| 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 | CONCO PHILLIPS REFINERY 1380 SAN PABLO AVENUE, RODEO, CONTRA COSTA, CA | 38.03583333, -122.25580556 | 5.000 m | POLE | 3.000 m structure / 5.000 m overall | N |
| 2 | T | 3RD STREET AND HARRIS AVENUE, RODEO, CONTRA COSTA, CA | 38.03402778, -122.27180556 | 20.000 m | BANT | 7.000 m structure / 9.000 m overall | |
| 3 | T | 50 M W OF WANDA STREET AND SAN PABLO AVENUE, CROCKETT, CONTRA COSTA, CA | 38.05500000, -122.23119444 | 69.000 m | POLE | 5.000 m structure / 7.000 m overall | |
| 4 | T | EDWARDS STREET AND WEST STREET, CROCKETT, CONTRA COSTA, CA | 38.05383333, -122.21830556 | 45.000 m | POLE | 5.000 m structure / 7.000 m overall | |
| 5 | T | 1 OLD COUNTY ROAD, TORMEY, CONTRA COSTA, CA | 38.04986111, -122.24897222 | 7.000 m | POLE | 5.000 m structure / 7.000 m overall | |
| 6 | T | 97 CANYON LAKE DRIVE, PORT COSTA, CONTRA COSTA, CA | 38.04477778, -122.18869444 | 20.000 m | BANT | 7.000 m structure / 9.000 m overall |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 5.000 m | -65.200 | ||||||
| 1 | 2 | 9.000 m | -40.000 | ||||||
| 1 | 3 | 7.000 m | 4.700 | ||||||
| 1 | 4 | 7.000 m | -22.800 | ||||||
| 1 | 5 | 7.000 m | -55.500 | ||||||
| 1 | 6 | 9.000 m | -57.000 |
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 | WQED553 | LIREN |
| 2025-11-04 | WQED553 | ESURNW |
| 2020-07-23 | WQED553 | LIAUA |
| 2020-05-12 | WQED553 | LIAUA |
| 2015-10-06 | WQED553 | LIREN |
| 2015-10-06 | WQED553 | ESUAPR |
| 2015-10-05 | WQED553 | ESURNW |
| 2012-06-16 | WQED553 | LIAUA |
| 2012-06-15 | WQED553 | ESUAPR |
| 2010-06-23 | WQED553 | LTSAPR |
| 2010-06-22 | WQED553 | EFCAPR |
| 2010-06-22 | WQED553 | ESCAPR |
| 2010-06-22 | WQED553 | LIAUA |
| 2010-06-21 | WQED553 | EFUAPR |
| 2010-06-21 | WQED553 | ESUAPR |
| 2007-05-03 | WQED553 | AUTHPR |
| 2007-05-02 | WQED553 | COR |
| 2007-05-02 | WQED553 | INTDUP |
| 2007-04-15 | WQED553 | LOATRM |
| 2007-04-15 | WQED553 | ANATRM |
| 2007-04-15 | WQED553 | FRATRM |
| 2007-04-15 | WQED553 | LITEAT |
| 2007-02-07 | WQED553 | LETTRS |
| 2007-02-07 | WQED553 | PNLISR |
| 2006-10-02 | WQED553 | LETCNS |
| 2006-03-06 | WQED553 | LIMOD |
| 2006-02-27 | WQED553 | ESUAPR |
| 2006-01-03 | WQED553 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 2774124 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQED553 | ULS 2774124 | 2026-08-02 01:08:36 |
| Status | A | ULS 2774124 | 2026-08-02 01:08:36 |
| Service | PW | ULS 2774124 | 2026-08-02 01:08:36 |
| Grant Date | 2025-11-19 | ULS 2774124 | 2026-08-02 01:08:36 |
| Expiration Date | 2036-01-03 | ULS 2774124 | 2026-08-02 01:08:36 |