[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR503.40]

[Page 845-846]
 
                   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 E--Incineration
 
Sec. 503.40  Applicability.


    (a) This subpart applies to a person who fires sewage sludge in a 
sewage sludge incinerator, to a sewage sludge incinerator, and to sewage 
sludge fired in a sewage sludge incinerator.
    (b) This subpart applies to the exit gas from a sewage sludge 
incinerator stack.
    (c) The management practice in Sec. 503.45(a), the frequency of 
monitoring requirement for total hydrocarbon concentration in 
Sec. 503.46(b) and the recordkeeping requirements for total hydrocarbon 
concentration in Sec. 503.47(c) and (n) do not apply if the following 
conditions are met:
    (1) The exit gas from a sewage sludge incinerator stack is monitored 
continuously for carbon monoxide.
    (2) The monthly average concentration of carbon monoxide in the exit 
gas from a sewage sludge incinerator stack, corrected for zero percent 
moisture and to seven percent oxygen, does not exceed 100 parts per 
million on a volumetric basis.
    (3) The person who fires sewage sludge in a sewage sludge 
incinerator

[[Page 846]]

retains the following information for five years:
    (i) The carbon monoxide concentrations in the exit gas; and
    (ii) A calibration and maintenance log for the instrument used to 
measure the carbon monoxide concentration.
    (4) Class I sludge management facilities, POTWs (as defined in 40 
CFR 501.2) with a design flow rate equal to or greater than one million 
gallons per day, and POTWs that serve a population of 10,000 people or 
greater submit the monthly average carbon monoxide concentrations in the 
exit gas to the permitting authority on February 19 of each year.

[58 FR 9387, Feb. 19, 1993, as amended at 59 FR 9099, Feb. 25, 1994]