The Administrator approves North Dakota's plan for the attainment and maintenance of the national standards.

The following table presents the latest dates by which the national standards are to be attained. These dates reflect the information in North Dakota's plan.

NOTE: Dates or footnotes which are underlined are prescribed by the Administrator because the plan did not provide a specific date or the date provided was not acceptable. a. July 1975.

b. 5 years from plan approval or promulgation.

c. 18-month extension granted.

d. Air quality levels presently below primary standards.

e. Air quality levels presently below secondary standards.

f. Transportation and/or land use control strategy to be submitted no later than April 15, 1973.

[37 FR 10886, May 31, 1972, as amended at 37 FR 15088, July 27, 1972; 37 FR 19808, Sept. 22, 1972; 38 FR 7328, Mar. 20, 1973; 38 FR 12702, May 14, 1973; 38 FR 12921, May 17, 1973]

Zanesville-Cambridge

Intrastate