[Code of Federal Regulations]
[Title 10, Volume 1]
[Revised as of January 1, 2001]
From the U.S. Government Printing Office via GPO Access
[CITE: 10CFR39.55]

[Page 607]
 
                            TITLE 10--ENERGY
 
                CHAPTER I--NUCLEAR REGULATORY COMMISSION
 
PART 39--LICENSES AND RADIATION SAFETY REQUIREMENTS FOR WELL LOGGING--Table of Contents
 
                          Subpart C--Equipment
 
Sec. 39.55  Tritium neutron generator target source.

    (a) Use of a tritium neutron generator target source, containing 
quantities not exceeding 1,110 MBq [30 curies] and in a well with a 
surface casing to protect fresh water aquifers, is subject to the 
requirements of this part except Secs. 39.15, 39.41, and 39.77.
    (b) Use of a tritium neutron generator target source, containing 
quantities exceeding 1,110 MBq [30 curies] or in a well without a 
surface casing to protect fresh water aquifers, is subject to the 
requirements of this part except Sec. 39.41.

[65 FR 20345, Apr. 17, 2000]

[[Page 608]]