[Code of Federal Regulations]

[Title 40, Volume 29]

[Revised as of July 1, 2005]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR503.6]



[Page 821-822]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 503_STANDARDS FOR THE USE OR DISPOSAL OF SEWAGE SLUDGE--Table of Contents

 

                      Subpart A_General Provisions

 

Sec. 503.6  Exclusions.



    (a) Treatment processes. This part does not establish requirements 

for processes used to treat domestic sewage or for processes used to 

treat sewage sludge prior to final use or disposal, except as provided 

in Sec. 503.32 and Sec. 503.33.

    (b) Selection of a use or disposal practice. This part does not 

require the selection of a sewage sludge use or disposal practice. The 

determination of the manner in which sewage sludge is used or disposed 

is a local determination.

    (c) Co-firing of sewage sludge. This part does not establish 

requirements for sewage sludge co-fired in an incinerator with other 

wastes or for the incinerator in which sewage sludge and other wastes 

are co-fired. Other wastes do not include auxiliary fuel, as defined in 

40 CFR 503.41(b), fired in a sewage sludge incinerator.

    (d) Sludge generated at an industrial facility. This part does not 

establish requirements for the use or disposal of sludge generated at an 

industrial facility during the treatment of industrial wastewater, 

including sewage sludge generated during the treatment of industrial 

wastewater combined with domestic sewage.

    (e) Hazardous sewage sludge. This part does not establish 

requirements for the use or disposal of sewage sludge determined to be 

hazardous in accordance with 40 CFR part 261.

    (f) Sewage sludge with high PCB concentration. This part does not 

establish requirements for the use or disposal of sewage sludge with a 

concentration of polychlorinated biphenyls (PCBs) equal to or greater 

than 50 milligrams per kilogram of total solids (dry weight basis).

    (g) Incinerator ash. This part does not establish requirements for 

the use or disposal of ash generated during the firing of sewage sludge 

in a sewage sludge incinerator.

    (h) Grit and screenings. This part does not establish requirements 

for the use or disposal of grit (e.g., sand, gravel,



[[Page 822]]



cinders, or other materials with a high specific gravity) or screenings 

(e.g., relatively large materials such as rags) generated during 

preliminary treatment of domestic sewage in a treatment works.

    (i) Drinking water treatment sludge. This part does not establish 

requirements for the use or disposal of sludge generated during the 

treatment of either surface water or ground water used for drinking 

water.

    (j) Commercial and industrial septage. This part does not establish 

requirements for the use or disposal of commercial septage, industrial 

septage, a mixture of domestic septage and commercial septage, or a 

mixture of domestic septage and industrial septage.