Universal Licensing System
WPKN873
ONEOK Rockies Midstream L.L.C.
License details
| ULS identifier | 1785370 |
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| Call sign | WPKN873 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2012-03-15 |
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| Expiration | 2022-05-19 |
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| Cancellation | 2016-08-11 |
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| Frequency range | 150.935 - 158.355 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CARTWRIGHT, MCKENZIE, ND |
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| Coordinates | 47.5872500, -104.0001944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:13 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 150.93500000 | | | 100.000000 | 73.000000 | |
| 3 | 1 | MO | 150.93500000 | | | 45.000000 | 77.000000 | |
| 2 | 1 | FX1 | 158.35500000 | | | 45.000000 | 77.000000 | |
| 3 | 1 | MO | 158.35500000 | | | 45.000000 | 77.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 150.93500000 | | 11K2F3E |
| 3 | 1 | 150.93500000 | | 11K2F3E |
| 2 | 1 | 158.35500000 | | 11K2F3E |
| 3 | 1 | 158.35500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3.1 MILES SOUTH AND 6.5 MILES WEST OF FARFIELD, ND, FAIRFIELD, BILLINGS, ND | 47.14055556, -103.36455556 | 878.000 m | GTOWER | 40.000 m structure / 40.000 m overall | N |
| 2 | T | RT 50, CARTWRIGHT, MCKENZIE, ND | 47.58725000, -104.00019444 | 189.000 m | TOWER | 61.000 m structure / 61.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 40.000 m | | | | 83.000 | |
| 1 | 2 | T | | 34.000 m | V | 3.0000 | 0.0000 | -461.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1135 HWY 10 EAST, BELFIELD, ND | | 7015754750 |
License history
| Date | File or call sign | Action |
|---|
| 2016-08-12 | WPKN873 | LICAN |
| 2015-02-11 | WPKN873 | LIAUA |
| 2015-02-10 | WPKN873 | ESUAPR |
| 2014-01-29 | WPKN873 | LIMOD |
| 2013-01-02 | WPKN873 | ESUAPR |
| 2012-12-18 | WPKN873 | LIMOD |
| 2012-12-17 | WPKN873 | ESUAPR |
| 2012-03-15 | WPKN873 | LIREN |
| 2012-03-14 | WPKN873 | ESUAPR |
| 2012-02-27 | WPKN873 | LETRES |
| 2011-09-30 | WPKN873 | LIAUA |
| 2011-09-29 | WPKN873 | ESCAPR |
| 2005-03-02 | WPKN873 | ESCAPR |
| 2004-11-17 | WPKN873 | LITRAN |
| 2004-09-30 | WPKN873 | ESCAPR |
| 2004-09-15 | WPKN873 | ESCAPR |
| 2004-03-31 | WPKN873 | LITRAN |
| 2002-03-26 | WPKN873 | LIREN |
| 2002-02-25 | WPKN873 | LETRES |
| 2002-01-01 | WPKN873 | LIAUA |
| 2001-12-02 | WPKN873 | LITRAN |
| 2001-09-20 | WPKN873 | AUDOPR |
| 2001-03-20 | WPKN873 | LITRAN |
| 2000-11-23 | WPKN873 | LICCNV |
| 1998-07-31 | WPKN873 | LIMOD |
| 1998-07-31 | WPKN873 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1785370 | 2026-08-02 01:24:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKN873 | ULS 1785370 | 2026-08-02 01:24:13 |
| Status | C | ULS 1785370 | 2026-08-02 01:24:13 |
| Service | IG | ULS 1785370 | 2026-08-02 01:24:13 |
| Grant Date | 2012-03-15 | ULS 1785370 | 2026-08-02 01:24:13 |
| Expiration Date | 2022-05-19 | ULS 1785370 | 2026-08-02 01:24:13 |
| Cancellation Date | 2016-08-11 | ULS 1785370 | 2026-08-02 01:24:13 |