Universal Licensing System
WPLT507
UNDERGROUND UTILITIES INC
License details
| ULS identifier | 1873210 |
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| Call sign | WPLT507 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-01-24 |
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| Expiration | 2013-01-27 |
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| Cancellation | 2013-03-30 |
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| Frequency range | 456.85 MHz |
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| Locations | 3 |
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| Representative location | SAN DIEGO, SAN DIEGO, CA |
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| Coordinates | 32.5983889, -116.8439167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:10 |
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Licensee
| Name | UNDERGROUND UTILITIES INC |
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| Applicant type | C |
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| FRN | 0008312126 |
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| Location | SPRING VALLEY, CA |
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| Address | 9102 HARNESS ST STE B, SPRING VALLEY, CA, 91977 |
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| Phone | 6194429415 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB4 | 451.85000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | MO | 451.85000000 | | | 35.000000 | | |
| 2 | 1 | FX1 | 456.85000000 | | | 35.000000 | | |
| 3 | 1 | MO | 456.85000000 | | | 35.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.85000000 | | 20K0F3E |
| 3 | 1 | 451.85000000 | | 20K0F3E |
| 2 | 1 | 456.85000000 | | 20K0F3E |
| 3 | 1 | 456.85000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MOUNT OTAY, SAN DIEGO, SAN DIEGO, CA | 32.59838889, -116.84391667 | 1096.000 m | TOWER | 32.000 m structure / 32.000 m overall | N |
| 2 | T | CA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 32.000 m | | | | 796.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 130 REA AVE, EL CAJON, CA | | 6194429415 |
License history
| Date | File or call sign | Action |
|---|
| 2013-03-30 | WPLT507 | LIEXP |
| 2012-11-05 | WPLT507 | LETRES |
| 2003-01-24 | WPLT507 | LIREN |
| 2002-12-03 | WPLT507 | AUDOPR |
| 2002-11-04 | WPLT507 | LETRES |
| 2000-11-24 | WPLT507 | LICCNV |
| 1998-03-16 | WPLT507 | AUTHPR |
| 1998-01-27 | WPLT507 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1873210 | 2026-08-02 01:25:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLT507 | ULS 1873210 | 2026-08-02 01:25:10 |
| Status | E | ULS 1873210 | 2026-08-02 01:25:10 |
| Service | IG | ULS 1873210 | 2026-08-02 01:25:10 |
| Grant Date | 2003-01-24 | ULS 1873210 | 2026-08-02 01:25:10 |
| Expiration Date | 2013-01-27 | ULS 1873210 | 2026-08-02 01:25:10 |
| Cancellation Date | 2013-03-30 | ULS 1873210 | 2026-08-02 01:25:10 |