District Hearing Board Notices

County of Imperial

Air Pollution Control District Hearing Board

Wednesday, October 8, 2025 at 12:00 p.m.

NOTICE IS HEREBY GIVEN that a public hearing will be held on Wednesday, October 8, 2025 at 12:00 pm at the Imperial County Air Pollution Control District (ICAPCD) located at 150 South 9^th St., El Centro, CA 92243. The purpose of this hearing is to consider a request by Imperial County (I.C.) Property Services, for an emergency generator which serves the Imperial County Sheriff’s Office jail facility located at 328 Applestill Rd. in El Centro, CA, for a Regular Variance (04-25REG). The requested Regular Variance is for Permit Conditions C.12 and D.18 of Permit to Operate (PTO) No. 3015A-2, which pertain to the maintenance and testing operation limit and emissions testing requirement to demonstrate compliance with emissions limits for the GM Detroit Emergency Generator and its 630 hp diesel engine. The Permit Conditions are listed below: 

• C.12.  The 195hp Onan and 630 Detroit emergency diesel engines shall not operate more than twenty (20) hours each per year for maintenance and testing purposes.

• D.18.  Permittee shall demonstrate compliance with the NOx and CO limits for the Detroit diesel engine rated 630hp through emission compliance testing not less than once every 36 months. All emission rates shall be based on an hourly average. The frequency of compliance testing may be extended to not less than every 60 months if the emergency diesel engine operates less than 500 hours per 12-month calendar period (as demonstrated by operational logs and based on most recent source test data) and which emit less than 5 tons of NOx per 12-month calendar period. 

Documentation in support of this request is on file at the ICAPCD office, located at 150 South 9^th St., El Centro, CA 92243.

All interested persons desiring to present evidence on this term may appear at the hearing, and upon being sworn, may provide testimony. For additional information, contact the ICAPCD at 442-265-1800.

THE HEARING BOARD OF THE

IMPERIAL COUNTY AIR POLLUTION

CONTROL DISTRICT

By: Cassi Justice

Clerk of the Hearing Board

Date: September 16, 2025