PSNH, Merrimack Station filed a Temporary Permit application requesting to install the FGD system to control mercury emissions from Electric Generating Units MK1 and MK2. The FGD system will also provide a co-benefit by removing sulfur dioxide emissions. The application was filed in accordance with RSA 125-O:13,I, which requires this facility to file an initial permit application by June 8, 2007. This Temporary Permit establishes limits on mercury and sulfur dioxide emissions based on the requirements of RSA 125-O:13 and 40 CFR 51.308, respectively. This Temporary Permit also contains applicable monitoring, performance testing, recordkeeping and reporting requirements for the purpose of ensuring that the facility can comply with the requirements of RSA 125-O:13 and 40 CFR 51.308.
The application, air dispersion modeling report and final permit are on file with the Director, New Hampshire Department of Environmental Services (DES), Air Resources Division, 29 Hazen Drive, P.O. Box 95, Concord, NH 03302-0095, (603) 271-1370 and can be viewed by following the links below. Information may also be reviewed at the DES office during working hours from 8 a.m. to 4 p.m., Monday through Friday.
The final Temporary Permit, final Engineering Summary, the Findings of Fact and Director’s Decision, Temporary Permit Application and Air Dispersion Modeling Analysis Protocol and Report are available by following the links listed below. Please direct any questions to Michele Andy at (603) 271-6793 or by e-mail at michele.andy@des.nh.gov.
In accordance with Env-A 621.10, Appeals, any person aggrieved by the decision may file a petition for appeal with the Air Resources Council with ten days (received at the DES offices by by 4:00 p.m. on March 19, 2009) of the decision made on March 9, 2009. Any person filing an appeal must do so in accordance with Env-AC 200, Procedural Rules. Such appeal and 15 copies shall be forwarded to the Chair of the Air Resources Council at the following address:
Chair of the Air Resources Council
c/o DES, Air Resources Division
29 Hazen Drive, P.O. Box 95
Concord, NH 03302-0095
Attn: ARC Clerk
Final Temporary Permit 
Final Engineering Summary
Findings of Fact and Directors Decision
PSNH Temporary Permit Application
PSNH Modeling Protocol
PSNH Modeling Report
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