Rental Mobile Turbine Generator Project


SCH Number
Public Agency
Imperial Irrigation District
Document Title
Rental Mobile Turbine Generator Project
Document Type
NOE - Notice of Exemption
Document Description
A Notice of Exemption for a project consists of the temporary installation of mobile diesel fuel turbine generators, and ancillary equipment, machinery, materials, parts, components and systems appurtenant to the generators for their proper performance, at the Bravo, Mall and Terminal Substations to enhance the operating flexibility of the IID electrical grid and assist with summer load The generators are estimated to operate 2.6 hours per day per site and 100 hours for a four-month period (June 1st – September 30th).

Contact Information

Donald Vargas
Agency Name
Imperial Irrigation District
Contact Types
Lead/Public Agency / Project Applicant


Calexico, El Centro
Citywide, Countywide
Other Location Info
Terminal Substation: Northeast corner of Commercial Avenue and 3rd Street, El Centro, CA. Mall Substation: 1499 South Dogwood Road, El Centro, CA. Bravo Substation: North of Anza Road and southwest of the All-American Canal, Calexico, CA

Notice of Exemption

Exempt Status
Type, Section or Code
15061(b)(3)(General Rule); 15303 (Class 3); 15304 (Class 4); 15311 (Class 11)
Reasons for Exemption
The project The project is exempt under the General Rule or “Common Sense” exemption [State CEQA Guidelines Section 15061(b)(3)] for the reason that the temporary installation of the generators will not have a foreseeable significant effect on the environment. (1) The installation will be undertaken within existing substation footprints with minimal land disturbance; (2) The substation sites are located away from residential, school or other public (populated) areas; (3) The operation will result in (a) no net increases in air emissions per air quality requirements as ordered by applicable state, federal and local air quality laws (generators will be permitted through the Imperial County Air Pollution Control District); (b) no noticeable increase in noise to nearest sensitive receptors pursuant to city and/or county Noise Elements or Ordinances of their respective General Plans; (c) no substantial degradation of the existing visual character or quality of the sites and their surroundings; and (d) will not create a significant hazard to the public or the environment through the routine transport, use, or disposal of hazardous material (hazardous material will be stored and disposed of in compliance with applicable laws, diesel fuel and demineralized water will be trucked in with an anticipate onsite storage maximum of 8 hours). Furthermore, various site preparation and installation activities are specifically exempt under section 15303 “New Construction or Conversion Of Small Structures” (Class 3 exemption) that covers the installation of small new equipment and facilities in small structures, and the conversion of existing small structures from one use to another where only minor modifications are made in the exterior of the structure; section 15304 “Minor Alterations to Land” (Class 4 exemption) that consists of minor alterations in the condition of land such as grading on land with a slope of less than 10 percent, filling of earth into previously excavated land with material compatible with the natural features of the site, minor temporary use of land having negligible or no permanent effects on the environment and minor trenching and backfilling where the surface is restored; and 15311 “Accessory Structures” (Class 11 exemption) that include the placement of minor structures accessory to (appurtenant to) existing commercial, industrial, or institutional facilities.
County Clerk


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