Universal Licensing System
WRDH304
Montrose Environmental Group
License details
| ULS identifier | 4154847 |
|---|
| Call sign | WRDH304 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2019-04-29 |
|---|
| Expiration | 2029-04-29 |
|---|
| Frequency range | 452.1875 - 469.85 MHz (5 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | CHARLOTTE, MECKLENBURG, NC |
|---|
| Coordinates | 35.2624167, -80.8115833 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:45 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.18750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 452.18750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 452.18750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.18750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 457.18750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 457.18750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.90000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 464.90000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 464.90000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 467.37500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 467.37500000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 467.37500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 469.85000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.85000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 469.85000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.18750000 | | 11K2F3E |
| 2 | 1 | 452.18750000 | | 11K2F3E |
| 3 | 1 | 452.18750000 | | 11K2F3E |
| 1 | 1 | 457.18750000 | | 11K2F3E |
| 2 | 1 | 457.18750000 | | 11K2F3E |
| 3 | 1 | 457.18750000 | | 11K2F3E |
| 1 | 1 | 464.90000000 | | 11K2F3E |
| 2 | 1 | 464.90000000 | | 11K2F3E |
| 3 | 1 | 464.90000000 | | 11K2F3E |
| 1 | 1 | 467.37500000 | | 11K2F3E |
| 2 | 1 | 467.37500000 | | 11K2F3E |
| 3 | 1 | 467.37500000 | | 11K2F3E |
| 1 | 1 | 469.85000000 | | 11K2F3E |
| 2 | 1 | 469.85000000 | | 11K2F3E |
| 3 | 1 | 469.85000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CHARLOTTE, MECKLENBURG, NC | 35.26241667, -80.81158333 | | | | |
| 2 | T | MILFORD, BEAVER, UT | 38.17005556, -113.30338889 | | | | |
| 3 | T | JOHNSTON, PROVIDENCE, RI | 41.80594444, -71.51591667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 600 JOHNSON RD, CHARLOTTE, NC | MECKLENBURG | 8322750116 |
| 2 | 12665 S. PIOCHE RD., MILFORD, UT | BEAVER | 8322750116 |
| 3 | 289 SCITUATE AVE, JOHNSTON, RI | PROVIDENCE | 8322750116 |
License history
| Date | File or call sign | Action |
|---|
| 2020-01-28 | WRDH304 | LETCNS |
| 2019-04-29 | WRDH304 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4154847 | 2026-08-02 01:22:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDH304 | ULS 4154847 | 2026-08-02 01:22:45 |
| Status | A | ULS 4154847 | 2026-08-02 01:22:45 |
| Service | IG | ULS 4154847 | 2026-08-02 01:22:45 |
| Grant Date | 2019-04-29 | ULS 4154847 | 2026-08-02 01:22:45 |
| Expiration Date | 2029-04-29 | ULS 4154847 | 2026-08-02 01:22:45 |