Universal Licensing System
WPOR774
MASSACHUSETTS WATER RESOURCES AUTHORITY
License details
| ULS identifier | 1049210 |
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| Call sign | WPOR774 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2018-11-16 |
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| Expiration | 2028-12-21 |
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| Frequency range | 10633.75 MHz |
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| Locations | 2 |
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| Representative location | SOUTH BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3298056, -71.0464167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:49 |
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Licensee
| Name | MASSACHUSETTS WATER RESOURCES AUTHORITY |
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| Applicant type | G |
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| FRN | 0003613874 |
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| Location | Chelsea, MA |
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| Address | 2 Griffin Way, Chelsea, MA, 02150 |
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| Phone | 6173055600 |
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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 | 4 | FXO | 10633.75000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 4 | 10633.75000000 | | 2M50D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 100 First Avenue, SOUTH BOSTON, SUFFOLK, MA | 42.32980556, -71.04641667 | 1.800 m | TOWER | 54.900 m structure / 58.200 m overall | N |
| 3 | R | | 42.35219444, -70.96275000 | 4.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 2 | 3 | R | Andrew UHX4-105A LF | | | 39.9000 | | | |
| 4 | 1 | T | Andrew UHX4-105A LF | | V | 39.9000 | 70.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-11-16 | WPOR774 | LIREN |
| 2018-09-24 | WPOR774 | LETRES |
| 2016-04-25 | WPOR774 | LTSAPR |
| 2016-04-23 | WPOR774 | LIAUA |
| 2012-03-02 | WPOR774 | LIMOD |
| 2012-02-01 | WPOR774 | LTSAPR |
| 2009-12-15 | WPOR774 | LIMOD |
| 2009-12-09 | WPOR774 | LTSAPR |
| 2009-10-08 | WPOR774 | LIMOD |
| 2009-10-08 | WPOR774 | LTSAPR |
| 2009-02-10 | WPOR774 | LETCNS |
| 2009-01-23 | WPOR774 | AUTHPR |
| 2008-11-11 | WPOR774 | LETCNS |
| 2008-10-28 | WPOR774 | LIREN |
| 2008-10-24 | WPOR774 | LIREN |
| 2008-09-29 | WPOR774 | LETRES |
| 2007-08-10 | WPOR774 | LIMOD |
| 2007-07-23 | WPOR774 | LTSAPR |
| 2007-07-21 | WPOR774 | LTSFRN |
| 1999-08-14 | WPOR774 | LICCNV |
| 1998-12-21 | WPOR774 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1049210 | 2026-08-02 02:45:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPOR774 | ULS 1049210 | 2026-08-02 02:45:49 |
| Status | A | ULS 1049210 | 2026-08-02 02:45:49 |
| Service | MW | ULS 1049210 | 2026-08-02 02:45:49 |
| Grant Date | 2018-11-16 | ULS 1049210 | 2026-08-02 02:45:49 |
| Expiration Date | 2028-12-21 | ULS 1049210 | 2026-08-02 02:45:49 |