Vulcan Materials Company
Sanger Sand and Gravel
Sanger, California, United States
Certified through 2023
Sanger Tree swallow ( Tachycineta bicolor), House wren (Troglodytes aedon), Ash-throated flycatcher (Myiarchus cinerascens)
Avian
DEVELOPMENT OF THE WHC INDEX IS GENEROUSLY SUPPORTED BY
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