Sulphur Creek is a vital water resource located in South Laguna, California, managed by the local government for the primary purpose of water supply. The dam, completed in 1966, stands at a height of 42 feet and has a storage capacity of 520 acre-feet. The creek not only serves irrigation needs but also provides opportunities for recreation in the area.

Managed by the Department of Water Resources and regulated for safety by the Safety of Dams agency, Sulphur Creek dam has been deemed to have a high hazard potential but is currently in a satisfactory condition following the last assessment in September 2017. Regular inspections are conducted to ensure the safety and integrity of the structure, with the most recent inspection taking place in April 2020.

Sulphur Creek dam plays a crucial role in the water management infrastructure of Orange County, California, highlighting the importance of maintaining and monitoring such essential water resources in the face of changing climate conditions. Its strategic location and purpose make it a key asset for water supply and environmental sustainability in the region.