40/30 certification.

§ 141.603 40/30 certification.

(a) Eligibility. You are eligible for 40/30 certification if you had no TTHM or HAA5 monitoring violations under subpart L of this part and no individual sample exceeded 0.040 mg/L for TTHM or 0.030 mg/L for HAA5 during an eight consecutive calendar quarter period beginning no earlier than the date specified in this paragraph (a).

If your 40/30 certification is due Then your eligibility for 40/30 certification is based on eight consecutive calendar quarters of subpart L compliance monitoring results beginning no earlier than 1
(1) October 1, 2006January 2004.
(2) April 1, 2007January 2004.
(3) October 1, 2007January 2005.
(4) April 1, 2008January 2005.
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