Investigation of Colorado River Aqueduct Siphons and Reservoir Outlets


SCH Number
Public Agency
Metropolitan Water District of Southern California
Document Title
Investigation of Colorado River Aqueduct Siphons and Reservoir Outlets
Document Type
NOE - Notice of Exemption
Document Description
Metropolitan proposes to investigate Colorado River Aqueduct (CRA) siphons and reservoir outlets, located throughout Riverside and San Bernadino counties, in order to provide a complete assessment of the current condition of the CRA. Metropolitan proposes to investigate all single-barrel siphons and siphons near contractor's work locations at various sites along the CRA, as well as investigate reservoir outlets at Gene and Copper Basin reservoirs. The investigations will consist of visual inspection, measurement, field notes and sketches, digital photography, and video capture, where required. Data reports incorporating the above elements will be prepared to document information gathered during the investigations.

Contact Information

Mike Melanson
Agency Name
Metropolitan Water District of Southern California
Contact Types
Lead/Public Agency


Riverside, San Bernardino

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
sec 15306, 15309
Reasons for Exemption
The project involves the inspection and the investigation of CRA siphons and reservoir outlets. These activities consist of basic data collection and resource evaluation activities that do not result in a serious or major disturbance to an environmental resource. This may be strictly for information gathering purposes, or as part of a study leading to an action, which a public agency has not yet approved, adopted, or funded. In addition, the activities may involve a check for performance of an operation, or quality, health, or safety of a project.

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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