A number of documents are available on these pages that describe the regulations and programs aimed at preventing and controlling the discharge of pollutants to the municipal stormdrain system and…

On this page you'll find Grand Jury reports that are relevant to our work. Several of the reports have findings and recommendations specific to the OC Public Works Department (formerly Resources…

Ready for a workout? Forget the gym for the day and head outside! Join us for an exhilarating morning fitness hike on the paved Hicks Haul Road in OC Parks’ Irvine Ranch Open Space. This hike allows…

Join us for a tour to the dramatic sandstone outcrops known as “Mini Moab”. We’ll hike out-and-back along the high ridges overlooking Fremont Canyon. Along the way we’ll pass an abandoned coal mine,…

Come along with us on this scenic distance hike through Limestone and Red Rock Wilderness, part of OC Parks’ Irvine Ranch Open Space.  This hike is done at a moderate moving pace of around 3 mph…

Birds are among the most colorful and entertaining forms of wildlife on the Irvine Ranch Natural Landmarks. Bring your binoculars and join us on a slow/medium paced walk in OC Parks’ Red Rock…

Come explore beautiful Gypsum Canyon Wilderness, the northernmost portion of OC Parks’ Irvine Ranch Open Space. This scenic hike involves steepish climbs and descents on several single-track trails…

Join us every Wednesday night in OC Parks’ Irvine Ranch Open Space for a fitness-focused hike on the paved Hicks Haul Road. During the spring, summer and fall, hikers will enjoy wonderful sunset…

Non-native and invasive plant species are invading our native habitat and open spaces. They aggressively compete with our native plants for resources and spreads rapidly once established. Monitoring…

Embark on a leisurely beginner’s hike among the easy rolling hills of Saddleback Wilderness, nestled within OC Parks’ Irvine Ranch Open Space. Traverse the rugged terrain on former ranch roads,…