Keywords: SILT RUNOFF FROM CONSTRUCTION SITES, CAUSING CHEMICAL IMBALANCE AND THE GROWTH OF ALGAE. (FROM THE DOCUMERICA-1... - NARA - 552986.jpg Scope and content General notes 552986 Local identifier 412-DA-10501 Environmental Protection Agency 12/02/1970 - NARA-Author Rain Belinda Photographer 8464467 <br /> Tahoe Lake Placer California United States North and Central America reservoir 4080062 39 167 -120 13 <br /> Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 05/1972 Record group Record Group 412 Records of the Environmental Protection Agency 1944 - 2006 Record group ARC 708 DOCUMERICA The Environmental Protection Agency's Program to Photographically Document Subjects of Environmental Concern compiled 1972 - 1977 Series ARC 542493 File unit File unit ARC Variant control numbers Agency-Assigned Identifier 176/01/010501<br /> NAIL Control Number NWDNS-412-DA-10501 Other versions <gallery> File SILT_RUNOFF_FROM_CONSTRUCTION_SITES _CAUSING_CHEMICAL_IMBALANCE_AND_THE_GROWTH_OF_ALGAE _ FROM_THE_DOCUMERICA-1 _-_NARA_-_552986 tif tif File SILT_RUNOFF_FROM_CONSTRUCTION_SITES _CAUSING_CHEMICAL_IMBALANCE_AND_THE_GROWTH_OF_ALGAE _ FROM_THE_DOCUMERICA-1 _-_NARA_-_552986 jpg jpg </gallery> NARA-cooperation PD-USGov Lake Tahoe |