Universal Licensing System
WPKM456
GRIMSHAW SURVEYING INC
License details
| ULS identifier | 1785321 |
|---|
| Call sign | WPKM456 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2012-05-15 |
|---|
| Expiration | 2022-04-21 |
|---|
| Cancellation | 2022-06-25 |
|---|
| Frequency range | 461.125 - 464.725 MHz (9 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | UT |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:42 |
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Licensee
| Name | GRIMSHAW SURVEYING INC |
|---|
| Applicant type | C |
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| FRN | 0006346662 |
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| Location | ENOCH, UT |
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| Address | 546 E. Mid Valley, ENOCH, UT, 84721 |
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| Phone | 4355869130 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBT | 461.02500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 461.05000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 461.07500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 461.10000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 461.12500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 461.15000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 462.12500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 462.37500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 462.40000000 | | | 35.000000 | | |
| 2 | 1 | FBT | 464.50000000 | | | 35.000000 | | |
| 2 | 1 | FBT | 464.55000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 464.60000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 464.62500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 464.65000000 | | | 35.000000 | | |
| 1 | 1 | FBT | 464.72500000 | | | 35.000000 | | |
| 1 | 1 | FBT | 464.75000000 | | | 35.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.02500000 | | 20K0F1D |
| 1 | 1 | 461.02500000 | | 11K2F1D |
| 1 | 1 | 461.05000000 | | 11K2F1D |
| 1 | 1 | 461.05000000 | | 20K0F1D |
| 1 | 1 | 461.07500000 | | 11K2F1D |
| 1 | 1 | 461.07500000 | | 20K0F1D |
| 1 | 1 | 461.10000000 | | 11K2F1D |
| 1 | 1 | 461.10000000 | | 20K0F1D |
| 1 | 1 | 461.12500000 | | 11K2F1D |
| 1 | 1 | 461.12500000 | | 20K0F1D |
| 1 | 1 | 461.15000000 | | 20K0F1D |
| 1 | 1 | 461.15000000 | | 11K2F1D |
| 1 | 1 | 462.12500000 | | 20K0F1D |
| 1 | 1 | 462.12500000 | | 11K2F1D |
| 1 | 1 | 462.37500000 | | 11K2F1D |
| 1 | 1 | 462.37500000 | | 20K0F1D |
| 1 | 1 | 462.40000000 | | 11K2F1D |
| 1 | 1 | 462.40000000 | | 20K0F1D |
| 2 | 1 | 464.50000000 | | 11K2F1D |
| 2 | 1 | 464.50000000 | | 20K0F1D |
| 2 | 1 | 464.55000000 | | 20K0F1D |
| 2 | 1 | 464.55000000 | | 11K2F1D |
| 1 | 1 | 464.60000000 | | 11K2F1D |
| 1 | 1 | 464.60000000 | | 20K0F1D |
| 1 | 1 | 464.62500000 | | 11K2F1D |
| 1 | 1 | 464.62500000 | | 20K0F1D |
| 1 | 1 | 464.65000000 | | 11K2F1D |
| 1 | 1 | 464.65000000 | | 20K0F1D |
| 1 | 1 | 464.72500000 | | 11K2F1D |
| 1 | 1 | 464.72500000 | | 20K0F1D |
| 1 | 1 | 464.75000000 | | 20K0F1D |
| 1 | 1 | 464.75000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | UT | | | | | |
| 2 | T | US | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 476 E MIDVALLEY RD, ENOCH, UT | IRON | 4355869130 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 5071 |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-25 | WPKM456 | LIEXP |
| 2012-05-15 | WPKM456 | LIREN |
| 2012-03-27 | WPKM456 | ESCAPR |
| 2012-01-30 | WPKM456 | LETRES |
| 2002-12-31 | WPKM456 | COR |
| 2002-02-20 | WPKM456 | LIREN |
| 2002-01-28 | WPKM456 | LETRES |
| 2001-10-01 | WPKM456 | AUDOPR |
| 2000-11-23 | WPKM456 | LICCNV |
| 2000-07-03 | WPKM456 | AUTHPR |
| 2000-06-30 | WPKM456 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1785321 | 2026-08-02 01:15:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKM456 | ULS 1785321 | 2026-08-02 01:15:42 |
| Status | E | ULS 1785321 | 2026-08-02 01:15:42 |
| Service | IG | ULS 1785321 | 2026-08-02 01:15:42 |
| Grant Date | 2012-05-15 | ULS 1785321 | 2026-08-02 01:15:42 |
| Expiration Date | 2022-04-21 | ULS 1785321 | 2026-08-02 01:15:42 |
| Cancellation Date | 2022-06-25 | ULS 1785321 | 2026-08-02 01:15:42 |