Orinda Water Treatment Plant Disinfection Improvements Project

4 Documents in Project


SCH Number
Lead Agency
East Bay Municipal Utility District
Document Title
Orinda Water Treatment Plant Disinfection Improvements Project
Document Type
SIR - Supplemental EIR
Project Applicant
East Bay Municipal Utility District
Present Land Use
Utility/Public, Semipublic, and Utility District (PS)/Utility

Document Description
The Project includes demolition of an existing maintenance building and construction of a new disinfection facility comprised of a new above-ground two-story maintenance and ultra-violet electrical (MAUVE) building with a below-grade UV structure and a below-grade chlorine contact basin (CCB), two electrical buildings, a standby generator, pipelines and vaults, and other supporting facilities. The MAUVE building with UV structure and the CCB would he adjacent and fully integrated facilities. Maintenance activities and associated uses previously housed in the existing maintenance building that will be demolished will be incorporated into the Project disinfection facility and grounds maintenance building with associated parking at the Orinda WTP site. The Project will also install landscaping around the Orinda WTP perimeter, remove vegetation, replace existing and install new security fencing, and restore the site following construction.

Contact Information
Chien Wang
East Bay Municipal Utility District
375 Eleventh Street
Oakland, CA 94607

Phone : (510) 287-1086


37°53'32.6"N 122°12'0.5"W
Contra Costa
Cross Streets
Camino Pablo Manzanita Prive
Total Acres
Parcel #
263-110-004-3, 263-100-001-1
State Highways
San Pablo Creek
Other Location Info
Section, Township, Range: See NOC for full details.

Notice of Completion

Review Period Start
Review Period End
Development Type
Water Facilities (Type: Water Disinfection)(200 (Maximum) MGD)
Local Action
Approval for Water Treatment Plant Project
Project Issues
Aesthetic/Visual Air Quality Archaeologic-Historic Biological Resources Geologic/Seismic Noise Public Services Recreation/Parks Soil Erosion/Compaction/Grading Toxic/Hazardous Traffic/Circulation Vegetation Water Quality Water Supply Cumulative Effects Wildfire
Reviewing Agencies
California Air Resources Board California Department of Conservation California Department of Fish and Wildlife, Bay Delta Region 3 California Department of Forestry and Fire Protection California Department of Parks and Recreation California Department of Resources Recycling and Recovery California Department of Transportation, District 4 California Department of Water Resources California Energy Commission California Governor's Office of Emergency Services California Highway Patrol California Natural Resources Agency California Public Utilities Commission California Regional Water Quality Control Board, San Francisco Bay Region 2 California State Lands Commission Department of Toxic Substances Control Office of Historic Preservation San Francisco Bay Conservation and Development Commission State Water Resources Control Board, Division of Drinking Water State Water Resources Control Board, Division of Water Quality State Water Resources Control Board, Divison of Financial Assistance California Native American Heritage Commission


Environmental Document
EBMUD_Orinda_WTP_DSEIR_Vol_1   PDF 11544 K EBMUD_Orinda_WTP_DSEIR_Vol_2   PDF 9297 K sb20_081b_ORWTPDI DSEIR NOA (Signed)   PDF 3381 K
sb20_081c_ORWTPDI DSEIR NOC (Signed)   PDF 1575 K
State Comments
2019080297_NAHC Comment   PDF 243 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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