Universal Licensing System
KWN489
TRI STATE GENERATION AND TRANSMISSION ASSOCIATION INC
License details
| ULS identifier | 1776802 |
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| Call sign | KWN489 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-05-17 |
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| Expiration | 2032-05-20 |
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| Frequency range | 451.075 - 456.425 MHz (5 frequencies) |
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| Locations | 2 |
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| Representative location | CAHONE, DOLORES, CO |
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| Coordinates | 37.7108333, -108.7417222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:36 |
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Licensee
| Name | TRI STATE GENERATION AND TRANSMISSION ASSOCIATION INC |
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| Applicant type | C |
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| FRN | 0001615863 |
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| Location | WESTMINSTER, CO |
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| Address | 1100 West 116th Avenue, WESTMINSTER, CO, 80234 |
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| Phone | 3034526111 |
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| Email | [email protected] |
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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 | FB2 | 451.07500000 | | | 100.000000 | 500.000000 | |
| 1 | 1 | FB2 | 451.10000000 | | | 100.000000 | 500.000000 | |
| 1 | 1 | FB2 | 451.42500000 | | | 100.000000 | 500.000000 | |
| 2 | 1 | MO | 456.10000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO | 456.42500000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.07500000 | | 11K0F3E |
| 1 | 1 | 451.10000000 | | 11K0F3E |
| 1 | 1 | 451.42500000 | | 11K0F3E |
| 2 | 1 | 456.10000000 | | 11K0F3E |
| 2 | 1 | 456.42500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | CAHONE SUBSTATION, 5.2 MILES NE OF, CAHONE, DOLORES, CO | 37.71083333, -108.74172222 | 2239.400 m | POLE | 12.200 m structure / 19.500 m overall | N |
| 2 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 19.500 m | V | 6.0000 | | -1.200 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | WESTMINSTER OPERATIONS CTR 1100 W 116TH AVE, WESTMINSTER, CO | ADAMS | 3034526111 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-17 | KWN489 | LIREN |
| 2022-02-21 | KWN489 | LETRES |
| 2016-03-28 | KWN489 | LIMOD |
| 2012-05-09 | KWN489 | LIREN |
| 2012-05-09 | KWN489 | LIRMD |
| 2012-05-08 | KWN489 | ESCAPR |
| 2012-02-27 | KWN489 | LETRES |
| 2010-03-11 | KWN489 | LIMOD |
| 2002-05-11 | KWN489 | LIREN |
| 2002-02-25 | KWN489 | LETRES |
| 2002-02-11 | KWN489 | AUDOPR |
| 2000-11-23 | KWN489 | LICCNV |
| 1998-04-22 | KWN489 | LIMOD |
| 1998-04-22 | KWN489 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1776802 | 2026-08-02 01:13:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KWN489 | ULS 1776802 | 2026-08-02 01:13:36 |
| Status | A | ULS 1776802 | 2026-08-02 01:13:36 |
| Service | IG | ULS 1776802 | 2026-08-02 01:13:36 |
| Grant Date | 2022-05-17 | ULS 1776802 | 2026-08-02 01:13:36 |
| Expiration Date | 2032-05-20 | ULS 1776802 | 2026-08-02 01:13:36 |