Universal Licensing System
WPDA586
ECOSYSTEM SURVEY INC
License details
| ULS identifier | 1710848 |
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| Call sign | WPDA586 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-11-17 |
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| Expiration | 2003-08-25 |
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| Cancellation | 2003-10-26 |
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| Frequency range | 151.625 MHz |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:37 |
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Licensee
| Name | ECOSYSTEM SURVEY INC |
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| Applicant type | C |
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| Location | BILLINGS, MT |
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| Address | BILLINGS, MT, 59107 |
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| Phone | 4065877758 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MOI | 151.62500000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 151.62500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 13 S WILLSON, BOZEMAN, MT | | 4065877758 |
License history
| Date | File or call sign | Action |
|---|
| 2003-10-26 | WPDA586 | LIEXP |
| 2003-06-02 | WPDA586 | LETRES |
| 2000-11-23 | WPDA586 | LICCNV |
| 1998-11-17 | WPDA586 | AUTHPR |
| 1998-11-17 | WPDA586 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1710848 | 2026-08-02 01:28:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPDA586 | ULS 1710848 | 2026-08-02 01:28:37 |
| Status | E | ULS 1710848 | 2026-08-02 01:28:37 |
| Service | IG | ULS 1710848 | 2026-08-02 01:28:37 |
| Grant Date | 1998-11-17 | ULS 1710848 | 2026-08-02 01:28:37 |
| Expiration Date | 2003-08-25 | ULS 1710848 | 2026-08-02 01:28:37 |
| Cancellation Date | 2003-10-26 | ULS 1710848 | 2026-08-02 01:28:37 |