Universal Licensing System
WRKH712
SAN LUIS & DELTA-MENDOTA WATER AUTHORITY
License details
| ULS identifier | 4371086 |
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| Call sign | WRKH712 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2021-01-06 |
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| Expiration | 2031-01-06 |
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| Cancellation | 2022-01-05 |
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| Frequency range | 451.4125 MHz |
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| Locations | 2 |
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| Representative location | INGOMAR, MERCED, CA |
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| Coordinates | 37.1697778, -121.0455833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:29 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 451.41250000 | | | 6.000000 | 20.000000 | |
| 1 | 1 | FB | 451.41250000 | | | 6.000000 | 20.000000 | |
| 2 | 1 | MO | 451.41250000 | | | 6.000000 | 6.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.41250000 | | 11K1G1D |
| 1 | 1 | 451.41250000 | | 11K2F3E |
| 1 | 1 | 451.41250000 | | 11K2D1D |
| 1 | 1 | 451.41250000 | | 11K2D1D |
| 1 | 1 | 451.41250000 | | 11K2F3E |
| 1 | 1 | 451.41250000 | | 11K1G1D |
| 2 | 1 | 451.41250000 | | 11K1G1D |
| 2 | 1 | 451.41250000 | | 11K2F3E |
| 2 | 1 | 451.41250000 | | 11K2D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ALONG VIADUCT, NORTH OF BUTTS RD, INGOMAR, MERCED, CA | 37.16977778, -121.04558333 | 54.000 m | PIPE | 4.600 m structure / 4.600 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 4.600 m | | | | -41.300 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 15990 KELSO ROAD, BYRON, CA | ALAMEDA | 2098326200 |
License history
| Date | File or call sign | Action |
|---|
| 2022-01-06 | WRKH712 | LICAN |
| 2021-10-05 | WRKH712 | LETCNS |
| 2021-01-06 | WRKH712 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4371086 | 2026-08-02 01:22:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKH712 | ULS 4371086 | 2026-08-02 01:22:29 |
| Status | C | ULS 4371086 | 2026-08-02 01:22:29 |
| Service | IG | ULS 4371086 | 2026-08-02 01:22:29 |
| Grant Date | 2021-01-06 | ULS 4371086 | 2026-08-02 01:22:29 |
| Expiration Date | 2031-01-06 | ULS 4371086 | 2026-08-02 01:22:29 |
| Cancellation Date | 2022-01-05 | ULS 4371086 | 2026-08-02 01:22:29 |