TUD Sierra Pines Regional Water Treatment Facility Project


SCH Number
Lead Agency
Tuolumne Utilities District
Document Title
TUD Sierra Pines Regional Water Treatment Facility Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Vacant (former golf course)

Document Description
The first phase of the proposed Project (the subject of analysis in the IS/MND) would comprise construction and operation of a water treatment facility with an initial operational capacity of 3 million gallons per day (mgd) to be ultimately increased to 5 mgd through future phased buildout. The proposed Project would include construction and operation of a new 30-acre-foot-capacity raw water reservoir, a raw water pump station, associated appurtenances and electrical structures, water conveyance pipelines and a stormwater detention basin as well as recreational amenities upon the TUD-owned parcel. New and replacement water transmission pipelines would be constructed offsite (within franchise position of roadways and within other public rights of way)

Contact Information
Erik Johnson
Tuolumne Utilites District
Lead/Public Agency
18885 Nugget Blvd.
Sonora, CA 95370

Phone : (209) 532-5536

Tuolumne Utilities District
Project Applicant


Twain Harte
Cross Streets
Sierra Pines Ave. and South Fork Rd. bordered by Middle Camp Rd.
Total Acres
Parcel #
State Highways
CA 108
Twain Harte School
Sullivan Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Recreational Water Facilities (raw water storage and treatment)(Type 3)
Local Action
Use Permit
Project Issues
Aesthetics Agriculture and Forestry Resources Air Quality Biological Resources Cultural Resources Cumulative Effects Geology/Soils Greenhouse Gas Emissions Growth Inducement Hazards & Hazardous Materials Hydrology/Water Quality Land Use/Planning Mineral Resources Noise Population/Housing Public Services Recreation Septic System Solid Waste Transportation Tribal Cultural Resources Vegetation Wetland/Riparian Wildfire Wildlife
Reviewing Agencies
California Air Resources Board (ARB) California Department of Conservation (DOC) California Department of Fish and Wildlife, Central Region 4 (CDFW) California Department of Forestry and Fire Protection (CAL FIRE) California Department of Parks and Recreation California Department of Water Resources (DWR) California Governor's Office of Emergency Services (OES) California Highway Patrol (CHP) California Native American Heritage Commission (NAHC) California Natural Resources Agency Central Valley Flood Protection Board Office of Historic Preservation Sierra Nevada Conservancy State Water Resources Control Board, Division of Drinking Water State Water Resources Control Board, Division of Water Quality State Water Resources Control Board, Division of Water Rights State Water Resources Control Board, Divison of Financial Assistance California Regional Water Quality Control Board, Central Valley Sacramento Region 5 (RWQCB) California Department of Transportation, District 10 (DOT)


Environmental Document
Notice of Intent_Adopt_SPRWTF POSTING final   PDF 94 K Summary_Form_for_Document_Submittal_TUD_SPRWTF   PDF 579 K TUD SPRWTF ISMND_08Oct2020_Public   PDF 13677 K
Notice of Completion_SPWTF_08Oct2020-ej signed   PDF 267 K
State Comments
2020100181_CalTrans Coment   PDF 150 K 2020100181_RWQCB Comment   PDF 346 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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