California regulators have decided not to take action against two water districts accused of illegally diverting water in a drought.

A center pivot irrigation system sprinkles water on alfalfa growing in Oregon's Harney Basin. Regulators have heightened restrictions on new agricultural and municipal wells, motivated by ...

Five projects meant to improve irrigation systems, reservoirs and fish screens have won $9 million from Oregon water regulators, who’ve also approved a new grant-funding policy.