PUBLIC NOTICE

PUBLIC NOTICE 04-00306: BASF Corporation (370 Frankfort Road, Monaca, PA 15061-2210) In accordance with PA. Code 25 § § 127.441, 127.425, and 127.521, the Department is providing notice that it intends to issue a renewed Title V Operating Permit for the continued operation of a styrene/butadiene dispersion emulsion manufacturing facility located in Potter Township, Beaver County. Sources at this facility consist of one 31.83 MMBtu/hr Cleaver-Brooks boiler, one 33.50 MMBtu/hr Cleaver-Brooks boiler (natural gas with No. 2 fuel oil backup), a styrene/butadiene production area, an acronal production area, wastewater treatment plants, a 460-HP diesel-fired firewater pump, a 207-HP diesel-fired emergency generator, two 43,000-gallon butadiene pressure vessels, one 30,000-gallon acrylonitrile storage tank, one 75,000-gallon methyl methacrylate storage vessel, and a tank farm. Most sources at this facility are controlled by a thermal oxidizer. The facility has potential emissions of 42.8 TPY Nox; 31.7 TPY CO; 21.4 TPY VOC; 0.4 TPY Sox; 4.2 TPY PM-10; 4.2 TPY PM-2.5; 11.6 TPY HAP total; 4.7 TPY single HAP; and 54,100 TPY for CO2e. The permit includes facility-wide emission limitations as follows: 42.0 TPY NOx; 22.0 TPY CO; 0.25 TPY SOx; 5.0 TPY PM10; 11.0 TPY total HAPs; 6.0 TPY single HAP, and 19.0 TPY VOCs. In addition, the permit includes operating requirements and work practice standards, along with monitoring, recordkeeping, and reporting requirements to ensure that the facility complies with all applicable Federal and State air quality regulations. Sources at this facility are subject to 40 CFR Part 60 Subpart IIII, 40 CFR Part 63 Subpart ZZZZ, 40 CFR Part 60 Subpart Kb, 40 CFR Part 60 Subpart Dc, and 40 CFR Part 63 Subpart VVVVVV. Those who wish to provide the Department with additional written information that they believe should be considered prior to the issuance of the Title V operating permit may submit the information to Thomas Joseph, Environmental Engineering Manager, Department of Environmental Protection, Southwest Regional Office, 400 Waterfront Drive, Pittsburgh, PA 15222 or to tjoseph@pa.gov. Written comments must contain the following: Name, address and telephone number of the person submitting the comments. Identification of the proposed Operating Permit (04-00306). Concise statements regarding the relevancy of the information or objections to issuance of the Operating Permit. A public hearing may be held, if the Department, in its discretion, decides that such a hearing is warranted based on the information received. All persons submitting comments or requesting a hearing will be notified of the decision to hold a hearing by publication in the newspaper or by the Pennsylvania Bulletin, or by telephone, where the Department determines such notification by telephone is sufficient. Written comments or requests for a public hearing should be directed to Thomas Joseph, Environmental Engineering Manager, at the above address or by email to tjoseph@pa.gov. All comments must be received prior to the close of business 30 days after the date of this publication. The application, DEP's Review Memorandum, and the proposed permit are available for public review during normal business hours at DEP's Southwest Regional Office, 400 Waterfront Drive, Pittsburgh PA 15222. A file review can be scheduled through the DEP's website at: https://www.dep.pa.gov/Citizens/PublicRecords/Pages/Informal-File-Review.aspx or by contacting Thomas Joseph, Environmental Engineering Manager, at 412-442-4336 or tjoseph@pa.gov. December 9, 10, 11 2025 LSOM0418000