California is a major agricultural state. It’s also a major oil-producing state. And never the twain shall meet, right?
Not quite. In fact, there’s a big overlap in some areas of the state that are prime for both activities, mainly in the Central Valley. Besides shared geography, the two industries share something else: water. For about 20 years, oil companies like Chevron have provided millions of gallons of recycled oil field wastewater containing trace amounts of chemicals as irrigation water to farms that prize the reliable supply. But because of California’s severe, ongoing drought, reuse of oil wastewater for farm irrigation has expanded—as has scrutiny of the practice. Read more