1. a) Operate no more than fourteen hammers at any one time;
2. b) Operate its forging hammers up to 24 hours per day, Monday through Saturday;
3. c) Must not cause or allow the emission of sound from the facility to exceed 65 dB (A-weighted Leq) at the far southwest corner of the facility's property line adjacent to Wallace Avenue between the hours of 11 p.m. to 6:00 a.m., Monday through Saturday;
4. d) Must investigate new technologies, sound abatement measures, and possible operational changes to mitigate the sound emissions from its forging operations; and

5. e) Must submit to the Board a report on the findings of the investigation pursuant to subsection (d) of this Section, once every 10 years after December 15, 2015. The report must be filed with the Clerk of the Board at the following address:

   Office of the Clerk

   Pollution Control Board

   James R. Thompson Center

   100 West Randolph Street, Suite 11-500

   Chicago, Illinois 60601

Clifford-Jacobs Forging Company and future owners of the forging facility, located at 2410 North Fifth Street, Champaign, Illinois, must comply with the following site-specific operational level and sound limitations:

(Source: Amended at 39 Ill. Reg. 16264, effective December 2, 2015)