Universal Licensing System
WPLZ642
Metropolitan Water District of Southern Calufornia
License details
| ULS identifier | 1790459 |
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| Call sign | WPLZ642 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2013-03-12 |
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| Expiration | 2023-04-27 |
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| Cancellation | 2017-05-18 |
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| Frequency range | 47.78 - 48.54 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | DESERT CENTER, RIVERSIDE, CA |
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| Coordinates | 33.7083611, -115.6341667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 47.78000000 | | | 100.000000 | 300.000000 | |
| 1 | 1 | FB | 48.44000000 | | | 100.000000 | 300.000000 | |
| 1 | 1 | FB | 48.54000000 | | | 100.000000 | 300.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.78000000 | | 20K0F3E |
| 1 | 1 | 48.44000000 | | 20K0F3E |
| 1 | 1 | 48.54000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HINDS PUMP PLANT 17.8 KM W, DESERT CENTER, RIVERSIDE, CA | 33.70836111, -115.63416667 | 422.000 m | TOWER | 9.000 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 | | 9.000 m | | | | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 3201 Wheeler Ave, La Verne, CA | LOS ANGELES | 9093925230 |
License history
| Date | File or call sign | Action |
|---|
| 2017-05-19 | WPLZ642 | LICAN |
| 2013-03-12 | WPLZ642 | LIREN |
| 2013-02-26 | WPLZ642 | ESURNW |
| 2013-02-04 | WPLZ642 | LETRES |
| 2013-01-27 | WPLZ642 | ESURNW |
| 2012-09-05 | WPLZ642 | LIAUA |
| 2012-09-01 | WPLZ642 | ESUAPR |
| 2012-08-30 | WPLZ642 | LIAUA |
| 2012-08-29 | WPLZ642 | ESUAPR |
| 2012-04-20 | WPLZ642 | LIAUA |
| 2012-04-19 | WPLZ642 | ESUAPR |
| 2010-11-16 | WPLZ642 | LIAUA |
| 2010-11-16 | WPLZ642 | LTSAPR |
| 2010-11-15 | WPLZ642 | EFCAPR |
| 2010-11-15 | WPLZ642 | ESCAPR |
| 2003-05-09 | WPLZ642 | LIAUA |
| 2003-02-20 | WPLZ642 | LIREN |
| 2003-02-03 | WPLZ642 | LETRES |
| 2002-03-08 | WPLZ642 | AUDOPR |
| 2000-11-23 | WPLZ642 | LICCNV |
| 1998-04-27 | WPLZ642 | LIISS |
| 1998-04-27 | WPLZ642 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1790459 | 2026-08-02 01:12:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLZ642 | ULS 1790459 | 2026-08-02 01:12:04 |
| Status | C | ULS 1790459 | 2026-08-02 01:12:04 |
| Service | IG | ULS 1790459 | 2026-08-02 01:12:04 |
| Grant Date | 2013-03-12 | ULS 1790459 | 2026-08-02 01:12:04 |
| Expiration Date | 2023-04-27 | ULS 1790459 | 2026-08-02 01:12:04 |
| Cancellation Date | 2017-05-18 | ULS 1790459 | 2026-08-02 01:12:04 |