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As water regulations shift – again – advocates, officials work to cope tucsonsentinel.com/local/repor
As regulators and advocates develop new regulations to comply with the fallout of a Supreme Court ruling that narrowed the Clean Water Act, the court’s water limits rule could have an outsized impact in Arizona, where many of the waterways are ephemeral and intermittent.

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@TucsonSentinel Even the often mighty Rio Grande often goes dry along many miles of its riverbed.

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