Elk Grove, CA – On May 10, 2016, Sacramento Regional County Sanitation District (Regional San) will re-open its Recycled Water Fill Station for the 2016 season. The fill station, located at the Sacramento Regional Wastewater Treatment Plant in Elk Grove, offers residential and commercial users free, environmentally responsible, and safe recycled water to irrigate lawns, gardens, and landscaping, or for dust control or other permitted uses.