Pub. L. 107-282, tit. II, sec. 210
CLIMATOLOGICAL DATA COLLECTION.
SEC. 210. CLIMATOLOGICAL DATA COLLECTION. Subject to such terms and conditions as the Secretary may prescribe, nothing in this title precludes the installation and maintenance of hydrologic, meteorologic, or climatological collection devices in the wilderness areas designated by this title if the facilities and access to the facilities are essential to flood warning, flood control, and water reservoir operation activities.