A Best Management Practice is defined by the EPA as a technique, measure or structural control that is used for a given set of conditions to manage the quantity and improve the quality of stormwater…

Join us in OC Parks’ Irvine Ranch Open Space for a challenging, docent-led mountain bike ride through Fremont Canyon to the unique geological formation known as Lizard Rock. This 16-mile out-and…

Join us in OC Parks’ Irvine Ranch Open Space for a challenging docent-led mountain bike ride for very experienced off-road riders in excellent cardio shape through Fremont and Weir Canyons to Sierra…

IRC Volunteers are needed to support IRC managed Exploration Day, a special event that provides the public with a rare opportunity to explore designated wilderness areas through a self-guided…

Join us for a slow-paced hike through Limestone Canyon Nature Preserve. Slowing our pace will encourage us to experience the land with all of our senses. If you enjoy recording your sightings of…

Enjoy the relaxation of riding in the wilderness on empty trails. Join us on this docent-led mountain bike ride through Limestone Canyon, part of OCParks’ Irvine Ranch Open Space. We will visit the…

Join us on this moderate-paced hike over the ridge and the through beautiful Limestone Canyon Nature Preserve, part of OC Parks’ Irvine Ranch Open Space. We will enjoy short breaks at the East and…

Do you want to explore the Sinks, a geological rock formation that has got its reputation as “Orange County’s miniature Grand Canyon”? Come out and join us on a hike from the Portola staging area to…

Due to COVID-19, child support payments sent as paper check may be delayed. Learn about electronic options here. Employers are critical partners in the collection of child support. Click…

Santa Ana, Calif. (April 16, 2026) – On April 14, 2026, the Orange County Board of Supervisors approved nine state budget funding priorities that support safety net programs, reduce…