Universal Licensing System
KNIW522
NorthWestern Corporation
License details
| ULS identifier | 1886578 |
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| Call sign | KNIW522 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-02-12 |
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| Expiration | 2014-04-24 |
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| Cancellation | 2014-06-28 |
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| Frequency range | 451.425 - 456.425 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | WINFRED, LAKE, SD |
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| Coordinates | 44.0133056, -97.2850556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:53 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB2 | 451.42500000 | | | 100.000000 | 308.000000 | |
| 1 | 1 | MO | 456.42500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | FX1 | 456.42500000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.42500000 | | 11K3F3E |
| 1 | 1 | 456.42500000 | | 11K3F3E |
| 2 | 1 | 456.42500000 | | 11K3F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
| 2 | T | SD | | | | | |
| 3 | T | 4 MI E 1.5 MI N, WINFRED, LAKE, SD | 44.01330556, -97.28505556 | 551.000 m | | | N |
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 | | 81.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 21ST AND LINCOLN AVE SW, HURON, SD | | 6053528411 |
License history
| Date | File or call sign | Action |
|---|
| 2014-06-28 | KNIW522 | LIEXP |
| 2014-01-27 | KNIW522 | LETRES |
| 2013-06-10 | KNIW522 | LIMOD |
| 2013-01-23 | KNIW522 | LTSAPR |
| 2013-01-18 | KNIW522 | LTSAPR |
| 2013-01-07 | KNIW522 | LTSAPR |
| 2007-07-31 | KNIW522 | ESCAPR |
| 2006-05-08 | KNIW522 | LTSAPR |
| 2006-05-06 | KNIW522 | LIAUA |
| 2005-09-28 | KNIW522 | LTSAPR |
| 2005-09-28 | KNIW522 | LIAUA |
| 2005-04-07 | KNIW522 | LIASS |
| 2005-03-16 | KNIW522 | LTSAPR |
| 2004-02-12 | KNIW522 | LIREN |
| 2004-01-26 | KNIW522 | LETRES |
| 2003-11-08 | KNIW522 | LIAUA |
| 2003-10-03 | KNIW522 | LIAUA |
| 2003-10-02 | KNIW522 | LIAUA |
| 2003-09-14 | KNIW522 | LIASS |
| 2002-02-21 | KNIW522 | AUDOPR |
| 2001-10-23 | KNIW522 | LIAUA |
| 2001-10-16 | KNIW522 | LIAUA |
| 2000-11-24 | KNIW522 | LICCNV |
| 1999-02-11 | KNIW522 | AUTHPR |
| 1999-02-11 | KNIW522 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1886578 | 2026-08-02 01:25:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNIW522 | ULS 1886578 | 2026-08-02 01:25:53 |
| Status | E | ULS 1886578 | 2026-08-02 01:25:53 |
| Service | IG | ULS 1886578 | 2026-08-02 01:25:53 |
| Grant Date | 2004-02-12 | ULS 1886578 | 2026-08-02 01:25:53 |
| Expiration Date | 2014-04-24 | ULS 1886578 | 2026-08-02 01:25:53 |
| Cancellation Date | 2014-06-28 | ULS 1886578 | 2026-08-02 01:25:53 |