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Public Notice

PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL/MODIFICATION

CENTERPOINT ENERGY - MISSISSIPPI RIVER TRANSMISSION CORPORATION PERRYVILLE COMPRESSOR STATION, AI 44216

VIEW ATTACHMENTS FOLLOWING PUBLIC NOTICE

The LDEQ, Office of Environmental Services, is accepting written comments on a proposed Part 70 air operating permit renewal/modification for CenterPoint Energy - Mississippi River Transmission Corporation, P.O. Box 4567, Houston, TX 77210 for the Perryville Compressor Station. The facility is located off Hwy 554, 0.5 Miles SE of Perryville, Ouachita Parish.
 
CenterPoint Energy - Mississippi River Transmission Corporation requested a Part 70 air operating permit renewal and modification for the Perryville Compressor Station.  In this renewal, the facility is requesting the addition of a 500 gallon gasoline storage tank. Other than VOC emissions from the new gasoline storage tank, other changes in emissions are a result of updated calculation methodologies. In addition, the specific requirements have been updated to include periodic monitoring citations and the new General Condition citation. Also, the General Conditions located after the Air Permit Briefing Sheet were removed. The facility currently operates under Permit No. 2160-00056-V1, issued, January 28, 2005 and amended February 26, 2007.
 
Estimated emissions in tons per year are as follows:
 
Pollutant
Before
After
Change
PM10
   10.72
          11.38
+0.66
SO2
     0.22
            0.22
0
NOX
1115.21
      1115.18
-0.03
CO
 216.37
        216.02
-0.35
VOC *
    44.88
          45.42
+0.54
 
*VOC LAC 33:III Chapter 51 Toxic Air Pollutants (TAPs):
Pollutant
Before
      After
Change
Benzene
0.39
0.40
+0.01
Toluene
0.21
0.22
+0.01
n-Hexane
0.03
0.03
0
Methanol
0.51
0.50
-0.01
Acetaldehyde
1.53
1.54
+0.01
Ethylbenzene
-
<0.01
<0.01
Xylene
-
<0.01
<0.01
Acrolein
1.53
1.54
+0.01
Formaldehyde
10.97
11.15
+0.18
Total
15.17
15.38
+0.21
 
Other VOC (TPY):
 
30.04
                    
  
A technical review of the working draft of the proposed permit was submitted to the facility representative and the LDEQ Surveillance Division. Any remarks received during the technical review will be addressed in the “Worksheet for Technical Review of Working Draft of Proposed Permit”.  All remarks received by LDEQ are included in the record that is available for public review.
 
Written comments, written requests for a public hearing or written requests for notification of the final decision regarding this permit action may be submitted to Ms. Soumaya Ghosn at LDEQ, Public Participation Group, P.O. Box 4313, Baton Rouge, LA 70821-4313. Written comments and/or written requests must be received by 12:30 p.m., Wednesday, December 2, 2009.  Written comments will be considered prior to a final permit decision.
 
If LDEQ finds a significant degree of public interest, a public hearing will be held. LDEQ will send notification of the final permit decision to the applicant and to each person who has submitted written comments or a written request for notification of the final decision.
 
The application, proposed Part 70 air operating permit renewal/modification, air permit briefing sheet and statement of basis  available for review at the LDEQ, Public Records Center, Room 127, 602 North 5th Street, Baton Rouge, LA. Viewing hours are from 8:00 a.m. to 4:30 p.m., Monday through Friday (except holidays). The available information can also be accessed electronically on the Electronic Document Management System (EDMS) on the DEQ public website at www.deq.louisiana.gov.
 
An additional copy may be reviewed at Ouachita Parish Library-West Monroe Branch, 315 Cypress Street, West Monroe, LA.
 
Inquiries or requests for additional information regarding this permit action should be directed to Ms. Cathy E. Thompson, LDEQ, Air Permits Division, P.O. Box 4313, Baton Rouge, LA 70821-4313, phone (225) 219-3075.
 
Persons wishing to be included on the LDEQ permit public notice mailing list or for other public participation related questions should contact the Public Participation Group in writing at LDEQ, P.O. Box 4313, Baton Rouge, LA 70821-4313, by email at deqmaillistrequest@la.gov or contact the LDEQ Customer Service Center at (225) 219-LDEQ (219-5337).
 
Permit public notices including electronic access to the proposed permit and statement of basis can be viewed at the LDEQ permits public notice webpage at www.deq.louisiana.gov/apps/pubNotice/default.asp and general information related to the public participation in permitting activities can be viewed at www.deq.louisiana.gov/portal/tabid/2198/Default.aspx.
 
Alternatively, individuals may elect to receive the permit public notices via email by subscribing to the LDEQ permits public notice List Server at http://www.doa.louisiana.gov/oes/listservpage/ldeq_pn_listserv.htm.
 
All correspondence should specify AI Number 44216, Permit Number 2160-00056-V2, and Activity Number PER20090001.
 
Publication date: October 29, 2009-The Ouachita Citizen
                           October 30, 2009-The Advocate

Attachments:

Louisiana Department of Environmental Quality 602 N. Fifth Street Baton Rouge, LA 70802 • Send e-mail to Webmaster or any member of our WWW Task Force with questions or comments about this web site. • To contact us by phone or mail, see our Office Address/Phone listing.