In this episode, we review the events that have shaped Arizona's water history, from the 19th century to the modern era.
1864 - Howell Code and Prior Appropriation: The Howell Code establishes prior appropriation for surface water, laying the groundwork for water rights in Arizona based on the principle of "first in time, first in right."
1885 - Buckeye Canal: Founded to address water scarcity, the Buckeye Canal became a lifeline for settlers, enabling agricultural development in the arid region.
1902 - National Reclamation Act: President Theodore Roosevelt's signature legislation funds irrigation projects like the Roosevelt Dam, marking the beginning of federal involvement in water management.
1911 - Roosevelt Dam Construction: Completed by the Bureau of Reclamation, the dam plays a crucial role in water storage and regulation.
1922 - Colorado River Compact: Dividing the Colorado River Basin, this compact sparks debates over water allocation among states.
1944 - Mexican Water Treaty: Signed to allocate Colorado River water to Mexico, influencing Arizona's water policies.
1968 - Central Arizona Project (CAP): Authorized by the Colorado River Basin Project Act, the CAP is a monumental aqueduct system ensuring water supply to central and southern Arizona.
1980 - Groundwater Management Act: Addressing groundwater depletion, this act establishes regulations and the Arizona Department of Water Resources.
2004 - Arizona Water Settlements Act: Settling water rights claims and reallocating water resources, this act secures Arizona's water future.
2007 - Mandatory Water Adequacy: Governor Janet Napolitano signs legislation requiring new subdivisions to demonstrate a 100-year water supply, safeguarding Arizona's water sustainability.
From historic canals to modern aqueducts, Arizona's water management history reflects a balance of resource utilization and sustainability in the face of environmental challenges. Sean will be joining us again to explore more chapters in the story of water in the Grand Canyon State.