Idyllwild Wastewater Treatment Plant Improvement Project


SCH Number
Lead Agency
Idyllwild Water District
Document Title
Idyllwild Wastewater Treatment Plant Improvement Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use
General Plan Designation: Public Facilities (PF) Zoning Classification: Controlled Development Area Zone (W-2)
Document Description
Idyllwild Water District (IWD) proposes improvements to the existing Idyllwild Wastewater Treatment Plant (WWTP). The proposed project would improve the Idyllwild WWTP to meet existing and future discharge requirements efficiently and consistently for the Idyllwild community. The proposed project consists of the following improvements: Headworks to include new flume and splitter box; additional equalization for heavy precipitation events/two new secondary treatment bioreactors; new sludge holding tank and new sludge handling system; new supervisory control and data acquisition (SCADA) system to integrate controls for plant; new blowers and associated controls in existing blower room; and, new generator and automatic transfer for standby power.

Contact Information

Curt Sauer
Agency Name
Idyllwild Water District
Job Title
General Manager
Contact Types
Lead/Public Agency / Project Applicant


Southern California
Cross Streets
52335 Apela Drive
Parcel #
557-120-002 and a portion of 557-120-001
Idyllwild Arts Academy

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Air Resources Board (ARB), California Department of Fish and Wildlife, Inland Deserts Region 6 (CDFW), California Department of Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Transportation, District 8 (DOT), California Department of Water Resources (DWR), California Highway Patrol (CHP), California Native American Heritage Commission (NAHC), California Natural Resources Agency, California Regional Water Quality Control Board, Santa Ana Region 8 (RWQCB), Department of Toxic Substances Control, Office of Historic Preservation, State Water Resources Control Board, Division of Drinking Water, State Water Resources Control Board, Division of Water Rights, State Water Resources Control Board, Divison of Financial Assistance
Development Types
Waste Treatment:Other (Wastewater Treatment Facility Improvement)(MGD 0.25)
Local Actions
Site Plan
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Cultural Resources, Energy, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mandatory Findings of Significance, Mineral Resources, Noise, Population/Housing, Public Services, Recreation, Schools/Universities, Septic System, Sewer Capacity, Solid Waste, Transportation, Tribal Cultural Resources, Utilities/Service Systems, Vegetation, Wetland/Riparian, Wildfire


Notice of Completion [NOC] Transmittal form

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