Cadillac Desert: The American West and Its Disappearing Water

by Marc Reisner

One hundred and sixty acres. If anything unifies the story of the American West—its past and its present, its successes and its dreadful mistakes—it is this mythical allotment of land. Its origins are found in the original Homestead Act of 1862, which settled on such an amount—a half-mile square, more often referred to as a quarter section—as the ideal acreage for a Jeffersonian utopia of small farmers. The idea was to carve millions of quarter sections out of the public domain, sell them cheaply to restless Americans and arriving immigrants, and, by letting them try to scratch a living out of them, develop the nation’s resources and build up its character. In the West, the Homestead Act had several later incarnations. The Desert Lands Act, the Timber Culture Act, and the Timber and Stone Act were the principal ones. Neither Congress nor the General Land Office, which was responsible for administering the acts, could ever comprehend that the relative success of the land program east of the Mississippi River had less to do with the perseverance of the settlers or the wisdom of the legislation than with the forgiving nature of the climate. In the East, virtually every acre received enough rainfall, except during years of extraordinary drought, to grow most anything that didn’t mind the soil and the temperature. (Unlike much of the West, which suffers through months of habitual drought, the East gets precipitation year-round; in the spring and early summer, when crops need wa...