Resident tells CNN she initially mistook the noise from the crash for an avalanche . The plane was carrying a total of six people -- three crew members and four passengers -- when it crashed in the mountains near the town of San Jose de la Frontera on Mexico's Pacific coast.
Resident tells CNN she initially mistook the noise from the crash for an avalanche . Crash site in the Bleone Valley is remote , difficult to reach . Single mountain road leads to area ; police urge people to leave it clear .