TBD reports that there was an 8 inch water main break in the 2400 block of Ontario Road NW. DC Water estimates the repair will take 6 to 8 hours. Ontario, along with Euclid Street and Kalorama Road (though it doesn’t say which blocks of Euclid and Kalorama) are also closed to traffic. However, this writer was just in the area to shop at Harris Teeter and I didn’t notice any problems, on Kalorama or…