Universal Licensing System
WPOP813
California Water Service Company
License details
| ULS identifier | 1047694 |
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| Call sign | WPOP813 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2018-06-13 |
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| Expiration | 2028-08-31 |
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| Frequency range | 928.41875 - 952.41875 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | LIVERMORE, ALAMEDA, CA |
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| Coordinates | 37.6966667, -121.7685278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 928.41875000 | | | | | |
| 1 | 1 | FXO | 952.41875000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 928.41875000 | | 11K0F2D |
| 1 | 1 | 952.41875000 | | 11K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1150 FT E OF NORTH LIVERMORE AVE & 500 FT S OF LOS POSITAS RD, LIVERMORE, ALAMEDA, CA | 37.69666667, -121.76852778 | 176.200 m | | 21.300 m structure / 25.900 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 11.2000 | 360.0000 | | |
| 2 | 1 | R | | | | 12.2000 | | | |
| 3 | 1 | T | | | V | 12.2000 | 999.0000 | | |
| 4 | 1 | R | | | | 11.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-06-13 | WPOP813 | LIREN |
| 2018-06-04 | WPOP813 | LETRES |
| 2008-10-16 | WPOP813 | LIREN |
| 2008-06-09 | WPOP813 | LETRES |
| 2002-06-07 | WPOP813 | LIAUA |
| 2002-05-29 | WPOP813 | LIAUA |
| 2001-11-21 | WPOP813 | LIAUA |
| 2001-11-20 | WPOP813 | LIAUA |
| 1999-08-14 | WPOP813 | LICCNV |
| 1998-11-25 | WPOP813 | COR |
| 1998-08-31 | WPOP813 | LIISS |
| 1998-04-13 | WPOP813 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1047694 | 2026-08-02 02:43:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOP813 | ULS 1047694 | 2026-08-02 02:43:50 |
| Status | A | ULS 1047694 | 2026-08-02 02:43:50 |
| Service | MG | ULS 1047694 | 2026-08-02 02:43:50 |
| Grant Date | 2018-06-13 | ULS 1047694 | 2026-08-02 02:43:50 |
| Expiration Date | 2028-08-31 | ULS 1047694 | 2026-08-02 02:43:50 |