Universal Licensing System
WRWW718
PORTLAND WATER DISTRICT
License details
| ULS identifier | 4749087 |
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| Call sign | WRWW718 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-04-06 |
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| Expiration | 2033-04-06 |
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| Frequency range | 451.575 - 456.575 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | PORTLAND, CUMBERLAND, ME |
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| Coordinates | 43.6734167, -70.2528333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 451.57500000 | | | 20.000000 | 50.000000 | |
| 1 | 1 | FX1 | 456.57500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | MO | 456.57500000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.57500000 | | 11K0F3E |
| 1 | 1 | 456.57500000 | | 11K0F3E |
| 3 | 1 | 456.57500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ME | | | | | |
| 2 | T | TREATMENT PLANT MARGINAL WAY, PORTLAND, CUMBERLAND, ME | 43.67341667, -70.25283333 | 0.000 m | LTOWER | 17.000 m structure / 18.000 m overall | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 18.000 m | | | | 0.400 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 225 DOUGLAS ST, PORTLAND, ME | CUMBERLAND | 2077745961 |
License history
| Date | File or call sign | Action |
|---|
| 2023-04-06 | WRWW718 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4749087 | 2026-08-02 01:11:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRWW718 | ULS 4749087 | 2026-08-02 01:11:04 |
| Status | A | ULS 4749087 | 2026-08-02 01:11:04 |
| Service | IG | ULS 4749087 | 2026-08-02 01:11:04 |
| Grant Date | 2023-04-06 | ULS 4749087 | 2026-08-02 01:11:04 |
| Expiration Date | 2033-04-06 | ULS 4749087 | 2026-08-02 01:11:04 |