GCSD provides sewer service to approximately 1,590 connections including residents and businesses. The District’s sewer collection system consists of laterals, manholes, 35 miles of gravity mains, 7 miles of force mains and 16 lift stations. The collection system conveys wastewater to the District’s Wastewater Treatment Plant (WWTP) located in north Groveland, west of Ferretti Rd.

Below is a link to the most recent Board Norms and Protocol Development, draft documents:

Provided below for download are documents produced by industry associations that you may find helpful in your understanding of the District and how it functions:

GCSD obtains the majority of its water from the San Francisco Public Utilities Commission’s (SFPUC) Hetch Hetchy Reservoir supply by pumping from a deep conveyance tunnel southeast of town, known as the Mountain Tunnel. The water originates in Yosemite National Park as snow melt from a large pristine watershed in the High Sierra. With controlled human contact and granite-type geology, the mineral…

Groveland Community Services District owns and operates the water system servicing the communities of Groveland, Big Oak Flat and Pine Mountain Lake. Located in southern Tuolumne County in the central Sierra Nevada Mountains, the system consists of two supply pumps with treatment facilities and clearwell storage, five storage tanks, 11 pressure zones, 17 pressure reducing valves (PRVs), three…

Groveland Community Services District (GCSD or the District) owns and operates the wastewater system servicing the communities of Groveland, Big Oak Flat and Pine Mountain Lake. Located in southern Tuolumne County in the central Sierra Nevada Mountains, the system consists of 16 lift stations, 35 miles of gravity mains, seven miles of force mains and a wastewater treatment plant. Most facilities…

The Urban Water Management Act (UWMPA) became part of the California Water Code (CWC) with the passage of Assembly Bill 797 during the 1983-1984 regular session of the California Legislature. The CWC requires every urban water supplier providing water for municipal purposes to more than 3,000 customers, either directly or indirectly, or supplying more than 3,000 acre-feet of water annually to…

Groveland Community Services District (GCSD) owns and operates a wastewater collection and treatment system that provides service in southern Tuolmne County, located in the central Sierra Nevada Mountains. Specifically, the communities being serviced include Groveland, Big Oak Flat, and Pine Mountain Lake (PML). The GCSD has selected RBF Consulting to assist in performing a study of the septic…