NOTICE OF PROPOSED WATER POLLUTION CONTROL PERMIT
GPRM PRESTRESS LLC
NPDES PERMIT NO. HI S000450
DOCKET NO. HI S000450
November 27, 2014
The State Department of Health (DOH) tentatively proposes to issue a National Pollutant Discharge Elimination System (NPDES) permit to discharge storm water associated with Industrial activity from the GPRM Prestress LLC site, to receiving State waters, subject to special conditions to:
GPRM PRESTRESS LLC
91-063 MAAKOLE STREET
KAPOLEI, HAWAII 96707
The proposed permit for the existing discharge will expire five (5) years from the date of issuance. The GPRM Prestress facility is located at 91-063 Maakole Street, Kapolei, Island of Oahu, Hawaii, TMK: (1) 9-001-032:092. There are three operators at the Facility: GPRM Prestress LLC, Grace Pacific LLC, and GP Maintenance Solutions which is an operating unit of GP Roadways Solutions, Inc. (1) The GPRM Prestress operation occupies 18.9 acres of land within the property and its primary functions are manufacturing and distributing of precast and pre-stressed concrete products. (2) The Grace Pacific LLC operation occupies 5.5 acres of land within the property and its primary functions are a vehicle and equipment maintenance and repair facility, and a transportation baseyard for trucks and intermodal containers. (3) The GP Maintenance Solutions operation occupies 0.4 acres of land within the property and its primary functions are spray application of industrial coatings, warehousing or storage of protective coating products, and operation of a portable asphalt emulsion plant. GPRM Prestress LLC, Grace Pacific LLC, and GP Maintenance Solutions consist of the following operating areas: The office and Quality Control Lab, GPRM maintenance shop, carpenter shop, welding shop, precast yard, concrete batch plant, concrete washout, Grace Pacific maintenance shop, the trucking baseyard and the asphalt emulsion plant. GPRM Prestress LLC requests to discharge industrial storm water runoff from the facility. Best Management Practices (BMPs) for storm water runoff and non-storm water sources will be implemented to minimize the discharge of erosion and other pollutants from entering receiving State waters. GPRM Prestress LLC has indicated that structural controls to reduce pollutants in the storm water runoff include concrete washout pit lined with an impermeable material, berms, storm water retention basin and a portable wash rack system for vehicle and equipment washing. GPRM Prestress LLC has indicated Erosion Control Measures such as perimeter berms and storm water retention basin for the west side of the facility are present to aid in controlling storm water runoff.
The receiving water, Pacific Ocean at Kalaeloa Regional Park, is classified by the DOH as a Class A, Marine Water.
Persons wishing to comment upon or object to the proposed NPDES permit or to request a public hearing, should submit their comments or requests in writing no later than 30 calendar days after the date of this notice, either in person or by mail, to:
Clean Water Branch
Environmental Management Division
Department of Health
919 Ala Moana Boulevard, Room 301
Honolulu, HI 96814-4920
Copies of the proposed public notice permit and other information are available for public inspection, Monday through Friday (excluding holidays) from 7:45 a.m. until 4:15 p.m., at the DOH office address shown above. Copies may be bought. The public notice permit and rationale are also available on the internet at: http://health.hawaii.gov/cwb/site-map/clean-water-branch-home-page/public-notices-and-updates/. For more information or if you have special needs due to disability that will aid you in inspecting and/or commenting on the public notice permit and related information, please contact Mr. Darryl Lum, Supervisor of the Engineering Section, at the above address or (808) 586-4309 (Voice) at least seven (7) calendar days before the comment deadline. For those who use a TTY/TDD, please call through Sprint Relay Hawaii, at 1-711 or 1-877-447-5991.
All written comments and requests received on time will be considered. If DOH determines that there is significant public interest, a public hearing may be held after at least 30 calendar days of public notice.
If DOH’s position is substantially unchanged after considering all timely written comments and all oral comments at any public hearing that may be held, then the DOH will issue the NPDES permit and this action will be final.
Please notify anyone you know who would be interested in this matter.
LINDA ROSEN, M.D., M.P.H.
Director of Health
(SA691698 11/27/14)~
