*This news release was originally published and distributed by the Office of Mayor Bass For Immediate Release August 24, 2026 Contact: lamayornews@lacity.org En Español LOS ANGELES – With an Extreme Heat Warning going into effect at 10:00 AM tomorrow morning, August 25, through 8:00 PM on Friday, August 28, Mayor Bass urges Angelenos to take […]
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Climate Action: Mayor Bass, City Leaders Open New Groundwater Treatment Facilities to Restore Up to 43 Million Gallons of Contaminated Groundwater Daily into Safe Drinking Water
*This news release was originally published and distributed by the Office of Mayor Bass LOS ANGELES (August 24,2026) – Mayor Karen Bass today joined Councilmember Adrin Nazarian, Los Angeles Department of Water and Power (LADWP) officials, state and federal regulators, and community leaders to celebrate the completion of the North Hollywood Central and North Hollywood […]
LADWP Reduces Power Connection Timelines and Unlocking Value for New Developments under New Standards and Streamlined Approval Processes
Los Angeles, CA (August 13, 2026) – The Los Angeles Department of Water and Power (LADWP) has deployed new solutions and updates to service connection standards and requirements under the Power Ready LA initiative and Mayor Karen Bass’ Executive Directive 19 (ED 19). To help developers move more efficiently through the design and review pipeline, […]
LADWP Nears Slurry Backfill Completion as West Hollywood Trunk Line Restoration Moves into Final Phases – 12PM, July 21, 2026
LOS ANGELES, CA (July 21, 2026) – The Los Angeles Department of Water and Power (LADWP) this morning announced crews are nearing completion of slurry backfilling at the excavation site of the 36‑inch trunk line undergoing extensive repairs in West Hollywood. Completing the slurry backfill will mark a significant step toward fully repairing the damaged […]
LADWP Preps for Major Backfill Work After Sealing Leaks and Completing Pressure Testing – 7PM, July 20, 2026
LOS ANGELES, CA (July 20, 2026) – LADWP crews have effectively completed pressure testing of the water system to the 36-inch trunk line undergoing extensive repairs in West Hollywood, addressing all observed leaks. The team will move forward with preparing the site and for the next steps of backfilling, utilizing approximately 300 cubic yards of […]
Fast Facts About Trunk Lines, Mainlines and Leaks in the LADWP Water System
What is a mainline? Distribution mainlines around the city of Los Angeles deliver water to individual services and convey water between distribution supply facilities. These pipes take water from the trunk lines and run down neighborhood streets. Over 30% of LADWP’s mainlines are more than 80 years old. Based on LADWP’s analysis, 6% of LADWP’s […]






