Minnesota Administrative Rules

7011.0605 DETERMINING APPLICABLE STANDARDS OF PERFORMANCE.

A.

Parts 7011.0600 to 7011.0620 shall apply to direct heating equipment for which a standard of performance has not been promulgated in a specific rule.

B.

The applicable standard of performance for sulfur dioxide shall be determined by using the total rated heat input of all indirect heating equipment and all direct heating equipment of one owner or operator at that particular location.

C.

When different fossil fuels are burned simultaneously in any combination, the applicable sulfur dioxide (SO₂) standard shall be determined by proration using the following formula:

	y(a) + z(b)
w =	_
	x + y + z

where:

w is the maximum allowable emissions of sulfur dioxide gases in lbs/per million Btu (g/million cal);

x is the percentage of total heat input derived from gaseous fossil fuel;

y is the percentage of total heat input derived from liquid fossil fuel;

z is the percentage of total heat input derived from solid fossil fuel;

a is the allowable SO₂ standard for liquid fossil fuels expressed in lbs per million Btu (g/million cal); and

b is the allowable SO₂ standard for solid fossil fuels expressed in lbs per million Btu (g/million cal).

Statutory Authority:

MS s 116.07

History:

18 SR 614

Published Electronically:

May 16, 2022