N.H. Code Admin. R. Env-A 307.01

Current through Register No. 25, June 20, 2024

Section Env-A 307.01 - Primary and Secondary Ambient Air Quality Standards for Ozone

The primary and secondary ambient air quality standards for ozone, CAS # 10028-15-6, shall be as follows:

(a) The primary ambient air quality standard for ozone shall be 0.070 ppm, daily maximum 8-hour average; and

(b) The secondary ambient air quality standard for ozone shall be the same as the annual primary ambient air quality standard for ozone designated in (a), above.

N.H. Code Admin. R. Env-A 307.01

#6227, eff 4-25-96; ss by #8054, eff 2-28-04; ss by #10173, eff 9-1-12

Amended by Volume XLII Number 23, Filed June 9, 2022, Proposed by #13382, Effective 5/25/2022, Expires 5/25/2032