Universal Licensing System
WQIW910
License details
| ULS identifier | 3019502 |
|---|---|
| Call sign | WQIW910 |
| Radio service | PW |
| Status | A |
| Grant date | 2018-06-05 |
| Expiration | 2028-06-06 |
| Frequency range | 406.125 MHz |
| Locations | 3 |
| Representative location | WALNUT CREEK, CONTRA COSTA, CA |
| Coordinates | 37.9069444, -122.0566389 |
| 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 | 406.12500000 | 4.000000 | 4.000000 | |||
| 2 | 1 | FXO | 406.12500000 | 4.000000 | 4.000000 | |||
| 3 | 1 | FXO | 406.12500000 | 4.000000 | 4.000000 | |||
| 4 | 1 | FXO | 406.12500000 | 4.000000 | 4.000000 | |||
| 5 | 1 | FXO | 406.12500000 | 4.000000 | 4.000000 | |||
| 6 | 1 | FXO | 406.12500000 | 4.000000 | 4.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 406.12500000 | 11K2F2D | |
| 2 | 1 | 406.12500000 | 11K2F2D | |
| 3 | 1 | 406.12500000 | 11K2F2D | |
| 4 | 1 | 406.12500000 | 11K2F2D | |
| 5 | 1 | 406.12500000 | 11K2F2D | |
| 6 | 1 | 406.12500000 | 11K2F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 2000 KIRKER PASS ROAD, CONCORD, CONTRA COSTA, CA | 37.95855556, -121.93844444 | 165.000 m | BANT | 6.000 m structure / 6.000 m overall | |
| 2 | T | 3045 RANCH LANE, BETHEL ISLAND, CONTRA COSTA, CA | 38.01555556, -121.63958333 | 2.000 m | BANT | 6.000 m structure / 6.000 m overall | |
| 3 | T | 6901 ARMSTRONG ROAD, BYRON, CONTRA COSTA, CA | 37.83061111, -121.62255556 | 12.000 m | BANT | 2.000 m structure / 6.000 m overall | |
| 4 | T | 877 YGNACIO VALLEY ROAD, WALNUT CREEK, CONTRA COSTA, CA | 37.90694444, -122.05663889 | 38.000 m | POLE | 3.000 m structure / 7.000 m overall | N |
| 5 | T | A STREET MILITARY OCEAN TERMINAL, CLYDE, CONTRA COSTA, CA | 38.01863889, -122.02050000 | 15.000 m | POLE | 3.000 m structure / 6.000 m overall | N |
| 6 | T | ONE TOUR WAY, ANTIOCH, CONTRA COSTA, CA | 37.92358333, -121.78569444 | 123.000 m | POLE | 6.000 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 | 6.000 m | V | 3.3000 | 360.0000 | 20.700 | ||
| 1 | 2 | T | 6.000 m | V | 3.3000 | 360.0000 | 1.100 | ||
| 1 | 3 | T | 6.000 m | V | 3.3000 | 360.0000 | -74.700 | ||
| 1 | 4 | T | 6.000 m | V | 1.0000 | 360.0000 | -48.800 | ||
| 1 | 5 | T | 6.000 m | V | 1.0000 | 360.0000 | -142.800 | ||
| 1 | 6 | T | 9.000 m | V | 1.0000 | 360.0000 | -25.400 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 30 DOUGLAS DRIVE, MARTINEZ, CA | CONTRA COSTA | 9253131305 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2020-07-23 | WQIW910 | LIAUA |
| 2020-05-12 | WQIW910 | LIAUA |
| 2018-06-05 | WQIW910 | LIREN |
| 2018-05-27 | WQIW910 | ESURNW |
| 2018-05-07 | WQIW910 | ESURNW |
| 2018-04-07 | WQIW910 | EFURNW |
| 2018-03-12 | WQIW910 | LETRES |
| 2018-03-08 | WQIW910 | ESURNW |
| 2012-06-16 | WQIW910 | LIAUA |
| 2012-06-15 | WQIW910 | ESUAPR |
| 2012-04-17 | WQIW910 | LETCNS |
| 2011-07-19 | WQIW910 | LIMOD |
| 2011-04-12 | WQIW910 | ESUAPR |
| 2010-06-22 | WQIW910 | LTSAPR |
| 2010-06-22 | WQIW910 | LIAUA |
| 2010-06-21 | WQIW910 | ESCAPR |
| 2010-06-21 | WQIW910 | EFCAPR |
| 2009-03-10 | WQIW910 | LETCNS |
| 2008-06-06 | WQIW910 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 3019502 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQIW910 | ULS 3019502 | 2026-08-02 01:08:36 |
| Status | A | ULS 3019502 | 2026-08-02 01:08:36 |
| Service | PW | ULS 3019502 | 2026-08-02 01:08:36 |
| Grant Date | 2018-06-05 | ULS 3019502 | 2026-08-02 01:08:36 |
| Expiration Date | 2028-06-06 | ULS 3019502 | 2026-08-02 01:08:36 |