Just 15 minutes north of the Rio Grande from the Mexican state of Tamaulipas and 35 miles northwest of the Gulf of Mexico, the hardscrabble Texas communities of Pharr, San Juan, and Alamo in Hidalgo County joined forces years ago to share the expense of educating their children. "That's still frontier country," says Quade Stahl from his office six hours north in affluent Austin, where he serves as chief of the Indoor Air Quality Branch, Toxic Substances Control Division, at the Texas Department of Health. "That area is still being developed and is growing fast."
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机译：从墨西哥州的塔毛利帕斯州（Tamaulipas）和墨西哥湾西北35英里处，在里奥格兰德（Rio Grande）以北仅15分钟路程，在希达尔戈县（Hidalgo County）的帕尔（Pharr），圣胡安（San Juan）和阿拉莫（Alamo）的德克萨斯州社区（Hards Crabble Texas Communities of Hidalgo County 孩子们。 “这仍然是边境国家，”他在富裕奥斯丁北部六个小时的办公室的Quade Stahl说，在那里他担任德克萨斯州卫生部有毒物质控制部门的室内空气质量分公司负责人。 “该地区仍在开发并正在迅速发展。”
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