NOTICE: ANNOUNCEMENT OF AVAILABILITY OF APPLICATION and DRAFT PERMIT MODIFICATION (copy)

| October 14, 2015 1:00 PM

SGL Automotive Carbon Fiber, LLC (SGL ACF) has applied for a modification to their existing State Waste Discharge Permit (SWDP) in accordance with the provisions of Chapter 90.48 Revised Code of Washington (RCW) and Chapter 173-216 Washington Administrative Code (WAC).

PERMIT NO.: ST0501273

APPLICANT: SGL Automotive Carbon Fiber, LLC

8781 Randolph Road NE

Moses Lake, WA 98837

FACILITY: Same as above

SGL ACF presently owns and operates a carbon fiber production facility that discharges wastewater to the Port of Moses Lake’s Land Treatment System; and reverse osmosis reject water from bathroom use in process buildings to the City of Moses Lake, Larson Treatment Plant. . The wastewater, following treatment, must meet the requirements of the Washington State Water Pollution Control Act and applicable regulations for a permit to be issued.

SGL ACF has submitted a permit application, associated engineering report, and updated subscription agreement with the Port of Moses Lake for the modification of the facility's permit to accommodate .

Ecology is proposing to modify SGL ACF’s SWDP by increasing the permitted discharge flow (not to exceed a monthly average volume of 112,500 gpd) and nitrogen loading to the Port of Moses Lake’s Land Treatment System; placing limitations on the treated water from fire supression tanks; and correcting some local limits from the Port of Moses Lake’s Land Treatment System..

Ecology is issuing a draft amended permit and fact sheet amendment and is only accepting comments on the modified portions.

The wastewater, following treatment, must meet the requirements of the Washington State Water Pollution Control Act and applicable regulations for a permit to be issued. A final determination will not be made until all timely comments received in response to this notice have been evaluated.

PUBLIC COMMENT AND INFORMATION

The draft modified permit and fact sheet amendment may be viewed at the following Ecology website: https://fortress.wa.gov/ecy/wqreports/public/f?p=110:302:1102447737744613::NO:RP:P302_PERMIT_NUMBER:0501273. The fact sheet and proposed modified permit, and other related documents are also available at Ecology's Eastern Regional Office for inspection and copying between the hours of 8:00 a.m. and 5:00 p.m., weekdays. To obtain a copy or to arrange to view copies please call (509) 329-3400 or write to the address below.

Interested persons are invited to submit written comments regarding the proposed permit modification. All comments must be submitted within 30 days after publication of this notice to be considered for the final determination. Comments must be received by our office no later

than November 13, 2015. Comments should be sent to:

Mr. Pat Hallinan

Department of Ecology

4601 N. Monroe Street

Spokane, WA 99205

phal461@ecy.wa.gov

Any interested party may request a public hearing on the proposed permit within 30 days of the publication date of this notice. The request for a hearing shall state the interest of the party and the reasons why a hearing is necessary. The request should be sent to the above address. The Department will hold a hearing if it determines that there is significant public interest. If a hearing is to be held, public notice will be published at least 30 days in advance of the hearing date. Any party responding to this notice with comments will be mailed a copy of a hearing public notice.

Please bring this public notice to the attention of persons who you know would be interested in this matter. Ecology is an equal opportunity agency. If you need this publication in an alternate format, please contact us at (509) 329-3400 or TTY (for the speech and hearing impaired) at 711 or 1-800-833-6388.

#10016/4698502

Pub.: October 7 & 14, 2015