UpdatedThu, Apr 22, 2021 at 12:08 pm ET Replies(17) The pole-mounted electric vehicle chargers are a step toward helping Massachusetts get to net-zero carbon emissions by 2050, National Grid said. (Mike Carraggi/Patch) MELROSE, MA — The city has broken new ground by looking up. Melrose has become the first city on the East Coast — the only place outside of Los Angeles, in fact — to have pole-mounted electric vehicle chargers. The city and National Grid unveiled the chargers in an unseasonably cold, windy event on the shores of one of the ponds at Mount Hood. But what the ribbon-cutting lacked in warmth it made up for with innovation.