Section Env-A 1402.02 - Additional Exemptions for Sources and Activities Pursuant to RSA 125-:3, (c)I, emissions of RTAPs from devices or processes at a stationary source shall be exempt from the requirements of this chapter if the emissions of such RTAPs are from, or result from, any of the following sources or activities:
(a) The combustion of one or more of the following fuels:(4) Biofuels as defined in Env-A 1401.03(c);(5) Biomass as defined in Env-A 1401.03(d); or(6) Processed landfill gas as defined in Env-A 1401.03(k);(b) A gasoline dispensing or storage facility or cargo truck as regulated pursuant to Env-A 1217 or Env-Or 500;(c) An exempt activity as classified in Env-A 609;(d) A pneumatic transfer system for collecting sander dust which uses a baghouse that is operated and maintained in accordance with the manufacturer's specifications;(e) Non-metallic mineral processing plants, as defined in Env-A 2800;(f) Wastewater evaporators that do not process wastewater containing volatile organic compounds (VOCs);(g) Used oil heaters that meet the following criteria: (1) The sum of the gross heat input design ratings for all devices equals 500,000 Btu per hour or less;(2) The sum of the fuel use rate for all devices equals 3.6 gallons per hour of fuel use or less;(3) All devices burn 8,640 gallons per year or less of specification used oil as defined in Env-Hw 800;(4) Each exhaust stack has an inside diameter of 8 inches or less;(5) Each exhaust stack outlet is 20 feet or more above the ground;(6) Each exhaust stack is vertical and unobstructed; and(7) All devices are operated and maintained in accordance with manufacturer's specifications;(h) Spray coating operations used for maintenance limited to painting of process equipment using commercially available paints or coatings, but excluding VOC degreasing operations;(j) A publicly owned wastewater treatment facility that:(1) Is not required to develop a pretreatment program to control pollutants received by the POTW from non-domestic sources, in accordance with 40 CFR 403, General Pretreatment Regulations for Existing and New Sources of Pollution; and(2) Has a national pollutant discharge elimination system (NPDES) permit, in accordance with section 402 of the Clean Water Act, 33 U.S.C. 1251et seq.;(k) A pump station which is part of a publicly owned wastewater treatment facility, in accordance with (j), above;(l) The use of consumer products in a manner consistent with how the general public would use the product;(m) An automotive refinishing operation that meets the following criteria: (1) Each spray booth/station exhaust stack is vertical and unobstructed;(2) The source is in compliance with the requirements of 40 CFR Part 63, Subpart HHHHHH; and(3) The source uses less than 500 gallons per year of commercially available paints or coatings;(n) An air stripper or other equipment associated with soil venting that is used to remediate a petroleum or gasoline contaminated site, and equipment that is used to control petroleum or gasoline vapors at either a petroleum or gasoline contaminated site or at a site associated with a petroleum or gasoline contaminated site, provided that such equipment is located at or associated with a state-funded site, a super fund site, or is required under the provisions of a consent order or consent agreement with the department;(o) Routine maintenance activities associated with boilers;(p) The use of isopropyl alcohol, nitrous oxide, and ethylene oxide at health care facilities;(q) An accidental release as defined in Env-A 1401.03;(r) Air strippers, soil venting equipment, or equipment used to control contaminated vapors operating for test purposes to qualify and quantify air emissions for remediation projects for a time period approved by the department;(s) Solvent cleaning of parts and equipment performed exclusively by hand wiping or hand cleaning, provided that: (1) Less than 20 gallons per year are used; and(2) The used wipes are kept in closed containers;(t) Process emissions from private, public, or vocational educational institutions, provided that: (1) The emissions are primarily the result of teaching and training exercises; and(2) The institution is not engaged in the manufacture of products for commercial sale;(u) Degreasing and cleaning units that exclusively use aqueous caustic solutions at ambient temperatures in non-aeriated baths or tanks;(v) Rooms, buildings, and warehouses used exclusively for: (1) Storing chemicals, provided such chemicals are stored in closed containers;(2) Filling chemical containers or transferring chemicals from one container to another for use within the facility; and(3) Sampling chemicals for quality assurance and quality control purposes;(w) Powder coating operations;(x) Surface coating at facilities that do not spray apply coatings containing strontium chromate (CAS #7789-06-02) and have actual VOC emissions of 1,000 pounds or less in any 12-month period from all coating materials, coating material components, other materials mixed with coating materials prior to application, and cleaning solvents; and(y) Particulate RTAP emissions that are vented inside the building and, in aggregate, do not exceed 1,000 pounds in any consecutive 12-month period.N.H. Code Admin. R. Env-A 1402.02
#9601, eff 11-25-09; amd by #9865, eff 2-18-11; ss by #10133, eff 6-1-12
Amended byVolume XXXIV Number 16, Filed April 17, 2014, Proposed by #10673, Effective 4/4/2014, Expires 4/4/2024.Amended by Volume XXXVIII Number 02, Filed January 11, 2018, Proposed by #12443, Effective 1/5/2018, Expires 1/5/2028.Amended by Volume XLII Number 6, Filed February 10, 2022, Proposed by #13334, Effective 2/3/2022, Expires 2/3/2032.