2022 DPU Replacement Project (No. 30037922)


SCH Number
Public Agency
Imperial Irrigation District
Document Title
2022 DPU Replacement Project (No. 30037922)
Document Type
NOE - Notice of Exemption
Document Description
The project consists of the replacement of 17 ABB DPU 2000 distribution protection units (DPU) relays with SEL 351S and 751 relays at Mecca and Monroe Substations in Coachella Valley and Bravo Substation in the Imperial Valley. The replacement of the obsolete equipment will provide more reliable protection and the ability to gather accurate metering data through SCADA (See attached illustration).

Contact Information

Donald Vargas
Agency Name
Imperial Irrigation District
Job Title
Environmental Compliance Administrator
Contact Types
Lead/Public Agency / Project Applicant / Parties Undertaking Project


Calexico, Indio
Imperial, Riverside
Citywide, Countywide
Other Location Info
Bravo Substation - North of Anza Road and southwest of the All-American Canal in Calexico, CA; Mecca Substation – Hammond Road east of Johnson Street in Mecca, CA and Monroe Substation - Monroe Street north of Indio Boulevard in Indio, CA. See attached location maps.

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Sec.15302 (Class 2)
Reasons for Exemption
The project is exempt under Section 15302 (Class 2 exemption) for the reason that it entails the replacement or reconstruction of existing structures and facilities where the new structure will be located on the same site as the structure replaced and will have substantially the same purpose and capacity as the structure replaced, this exemption includes but is not limited to the replacement or reconstruction of existing utility systems and/or facilities involving negligible or no expansion of capacity.
County Clerks
Imperial, Riverside


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