How Did Compact Negotiators Split the Colorado River’s Flow in 1922?
By Steve Harris | Guest Commentary, Rocky Mountain Voice
For my third installment in our discussion of the 100-year anniversary of the Colorado River Compact in 1922, I’ll describe how the states negotiated their respective share of the annual flow of the Colorado River. Though I was not in attendance in 1922, the minutes of the negotiations are very thorough.
A few definitions before we start:
“WY” is short for the federal water year from October 1st to September 30th. Colorado water years are November to October.
AF is acre-feet or 325,851 gallons or 43,560 cubic feet.
MAF is million acre-feet.
Actual Colorado River flows in 1922: At the first Colorado River Compact Commission (CRCC) meeting on January 30, 1922, data on the flow of the Colorado River at various l...


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