Thunder Valley Community Development Corporation (Thunder Valley CDC) is a Oglala Lakota-led, Native American 501(c)3 nonprofit organization based out of the Porcupine District on the Pine Ridge Indian Reservation in southwest South Dakota. Join the movement at www.ThunderValley.org. Our Mission: "Empowering Lakota youth and families to improve the health, culture and environment of our community, through the healing and strengthening of cultural identity."