35 Ill. Adm. Code 229.144
Subsequent Performance Testing for All HMIWIs
Section 229
Section 229.144 Subsequent
Performance Testing for All HMIWIs
a) The owner or operator of an HMIWI may conduct a repeat
performance test at any time to establish new site specific operating values
for the HMIWI. Such new site specific operating parameter values may not be
relied upon until approved by the Agency as a permit condition.
b) The Agency or the USEPA may request that the owner or operator
of an HMIWI conduct a new performance test at any time.