- On July 2, 2018, the Office of Administrative of Law approved the Basin Plan Amendment to revise the water quality objective for nitrate-nitrogen objective in the Chino-South Groundwater Management Zone
- City of Pomona Application for Renewal for the Implementation of Bacterial Indicator Total Maximum Daily Loads (TMDLs) for the Middle Santa Ana River Watershed (MSAR), under Order No. R8-2013-0043, NPDES NO. CA8000410
- More Announcements...