Operation of Department of Homeland Security (DHS) Calexico - TTHM Reduction Project

Summary

SCH Number
2018058367
Lead Agency
State Water Resources Control Board
Document Title
Operation of Department of Homeland Security (DHS) Calexico - TTHM Reduction Project
Document Type
NOE - Notice of Exemption
Received

Document Description
The DHS Calexico proposes to install a Total Trihalomethane removal system within the existing water treatment plant. Construction will consist of installing a floating, storage and distribution storage tank, installation of a two-horsepower blower unit motor on the roof of the storage tank for ventilation, and excavation of a shallow trench (40' x 1') to install a power supply to the sprayer and air blower.

Contact Information
Sean Sterchi
State Water Resources Control Board
San Diego District Office 1350 Front Street
San Diego, CA 92101

(619) 525-4159

Location

Cities
Calexico
Cross Streets
536 Barbara Worth Rd, Calexico, CA
Zip
92231

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Class 1-S: 15301
Reasons for Exemption
Minor alteration to an existing facility, and involves no expansion of use beyond that existing at the time of the lead agency's determination
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