The seventh case of coronavirus in the United States has been confirmed. An adult tested positive in Santa Clara County this afternoon, bringing the coronavirus California number to three. The other two cases were verified in Los Angeles and Orange Counties.\nThe Santa Clara County Public Health Department confirmed the latest diagnosis with the Center for Disease Control (CDC).\nIn a public statement, the health department's Dr. Sara Cody said, "This news is not unexpected. Santa Clara County has the largest population in the Bay Area, and many of our residents travel for both personal and business reasons."\nShe went on to say, "We understand that this news may be concerning, but based on what we know today, the risk to residents of our community remains low."\nAccording to NBC Bay Area, the man had traveled and contracted the illness.\nDr. Cody explained that after he began to feel ill, he traveled to both a local clinic and a local hospital in Santa Clara County to receive care.\nGovernment officials are reaching out to determine who else may have come into contact with him and assess if they were exposed to the virus. His household will also need to undergo a two-week quarantine.\nChanging our actions now will save lives in the days and weeks to come.To protect the public health, CA has issued an updated policy --Gatherings with 250+ people should be rescheduled or canceled at least through the end of March.MORE: https://t.co/u5A2WbHBO3— Gavin Newsom (@GavinNewsom) March 12, 2020\nSo far, the U.S. has confirmed seven cases of the coronavirus outbreak in California, Washington, Illinois, Arizona, and now Dallas, Texas, is being reviewed.\nCalifornia has released guidances for colleges, schools, and large events to prepare and protect Californians from #COVID19. Guidance for colleges🎓➡️https://t.co/Iro10snR0qGudiance for schools🏫➡️https://t.co/Gho6UphkrwGuidance for large events🏟️➡️https://t.co/VvmR2Sgq8c pic.twitter.com/HuLV55jLRf— CA Public Health (@CAPublicHealth) March 11, 2020\nThere have been thousands of confirmed cases across China, and more than 200 people have died in under one month.\nThe CDC recommends everyday preventive actions to stop the spread of germs, such as:\nStaying home when sick\nWashing hands often with soap and water for at least 20 seconds\nFollowing proper respiratory cough etiquette\nAvoiding close contact with people who are sick\nAvoiding touching eyes, nose and mouth with unwashed hands *\n* This article has been updated.