Universal Licensing System
WPKZ901
Interstate Power and Light Company
License details
| ULS identifier | 1587129 |
|---|---|
| Call sign | WPKZ901 |
| Radio service | GO |
| Status | A |
| Grant date | 2022-08-25 |
| Expiration | 2032-10-29 |
| Frequency range | 856.2875 - 857.3375 MHz (2 frequencies) |
| Locations | 6 |
| Representative location | FAIRFIELD, JEFFERSON, IA |
| Coordinates | 41.0089444, -91.9866389 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-16 06:49:43 |
Licensee
| Name | Interstate Power and Light Company |
|---|---|
| Applicant type | C |
| FRN | 0002595379 |
| Location | Cedar Rapids, IA |
| Address | 200 First Street SE, Cedar Rapids, IA, 52401 |
| Phone | 5635847474 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 2 | 1 | FB2 | 856.28750000 | 100.000000 | 350.000000 | |||
| 3 | 1 | FB2 | 856.28750000 | 100.000000 | 350.000000 | |||
| 4 | 1 | FB2 | 856.28750000 | 100.000000 | 350.000000 | |||
| 5 | 1 | FB2 | 856.28750000 | 100.000000 | 350.000000 | |||
| 1 | 1 | FB2C | 857.33750000 | 100.000000 | 220.000000 | |||
| 6 | 1 | FB2 | 857.33750000 | 100.000000 | 350.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 2 | 1 | 856.28750000 | 20K0F3E | |
| 2 | 1 | 856.28750000 | 20K0F2D | |
| 2 | 1 | 856.28750000 | 20K0F1D | |
| 3 | 1 | 856.28750000 | 20K0F3E | |
| 3 | 1 | 856.28750000 | 20K0F2D | |
| 3 | 1 | 856.28750000 | 20K0F1D | |
| 4 | 1 | 856.28750000 | 20K0F2D | |
| 4 | 1 | 856.28750000 | 20K0F1D | |
| 4 | 1 | 856.28750000 | 20K0F3E | |
| 5 | 1 | 856.28750000 | 20K0F1D | |
| 5 | 1 | 856.28750000 | 20K0F3E | |
| 5 | 1 | 856.28750000 | 20K0F2D | |
| 1 | 1 | 857.33750000 | 20K0W7W | |
| 1 | 1 | 857.33750000 | 20K0F2D | |
| 1 | 1 | 857.33750000 | 20K0F3E | |
| 6 | 1 | 857.33750000 | 20K0F3E | |
| 6 | 1 | 857.33750000 | 20K0F1D | |
| 6 | 1 | 857.33750000 | 20K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 310 22ND STREET NORTH, FAIRFIELD, JEFFERSON, IA | 41.00894444, -91.98663889 | 234.500 m | TOWER | 67.100 m structure / 70.100 m overall | N |
| 2 | T | 1 KM N, OSCEOLA, CLARKE, IA | 41.04666667, -93.76077778 | 341.000 m | TOWER | 91.000 m structure / 91.000 m overall | N |
| 3 | T | 5 KM N, CHARITON, LUCAS, IA | 41.05666667, -93.30244444 | 305.000 m | TOWER | 61.000 m structure / 61.000 m overall | N |
| 4 | T | 20975 Power Plant Road, CHILLICOTHE, WAPELLO, IA | 41.09438889, -92.56280556 | 220.100 m | TOWER | 103.600 m structure / 106.700 m overall | N |
| 5 | T | 1/2 MI E CR P33 & 3 1/2 MI N, CRESTON, UNION, IA | 41.11250000, -94.34691667 | 406.000 m | TOWER | 99.000 m structure / 103.000 m overall | N |
| 6 | T | 5999 J AVENUE, WAPELLO, LOUISA, IA | 41.14591667, -91.18152778 | 175.500 m | MAST | 42.700 m structure / 42.700 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 70.000 m | 76.000 | |||||
| 1 | 2 | T | 91.000 m | 105.000 | |||||
| 1 | 3 | T | 61.000 m | 74.000 | |||||
| 1 | 4 | T | 97.000 m | 80.600 | |||||
| 1 | 5 | T | 103.000 m | 118.000 | |||||
| 1 | 6 | T | 34.200 m | 18.000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 200 1st Street, CEDAR RAPIDS, IA | LINN | 3193984520 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-01-09 | WPKZ901 | LIAUA |
| 2022-08-25 | WPKZ901 | LIREN |
| 2022-08-08 | WPKZ901 | LETRES |
| 2013-07-30 | WPKZ901 | LIMOD |
| 2012-08-14 | WPKZ901 | LIREN |
| 2012-08-13 | WPKZ901 | ESUAPR |
| 2012-08-06 | WPKZ901 | LETRES |
| 2010-04-06 | WPKZ901 | LIMOD |
| 2007-05-09 | WPKZ901 | LIMOD |
| 2004-12-29 | WPKZ901 | LIAUA |
| 2004-12-28 | WPKZ901 | ESUAPR |
| 2004-12-18 | WPKZ901 | LIAUA |
| 2004-12-17 | WPKZ901 | ESUAPR |
| 2004-12-04 | WPKZ901 | LIAUA |
| 2004-12-03 | WPKZ901 | ESUAPR |
| 2002-08-14 | WPKZ901 | LIREN |
| 2002-08-05 | WPKZ901 | LETRES |
| 2002-03-16 | WPKZ901 | LIAUA |
| 2002-02-17 | WPKZ901 | LITRAN |
| 2001-11-10 | WPKZ901 | LIAUA |
| 2000-11-22 | WPKZ901 | LICCNV |
| 1997-10-29 | WPKZ901 | AUTHPR |
| 1997-10-29 | WPKZ901 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1587129 | 2026-08-16 06:49:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WPKZ901 | ULS 1587129 | 2026-08-16 06:49:43 |
| Status | A | ULS 1587129 | 2026-08-16 06:49:43 |
| Service | GO | ULS 1587129 | 2026-08-16 06:49:43 |
| Grant Date | 2022-08-25 | ULS 1587129 | 2026-08-16 06:49:43 |
| Expiration Date | 2032-10-29 | ULS 1587129 | 2026-08-16 06:49:43 |