Houston's unbeaten run ended at six matches as Yordy Reyna's curling effort guided Vancouver past the Dynamo.
Major League Soccer: Roland Alberg (55') San Jose Earthquakes 1-2 Philadelphia Union
Major League Soccer: Romell Quioto (51') Vancouver Whitecaps 2-1 Houston Dynamo
Major League Soccer: Jack Elliott (35') San Jose Earthquakes 1-1 Philadelphia Union
Major League Soccer: Valeri Qazaishvili (4') San Jose Earthquakes 1-0 Philadelphia Union
Colorado and D.C. failed to create many chances between them, with Jared Watts' nightmare own-goal the only difference.