SITE INFORMATION AND CORRESPONDENCE 1991-1992

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rr w 4E .21 CFR Ch. 1 (7-1-91 Edition) Environmental Protection Agency §761.125 ling on the source of the lateral foot around the visible traces) (vii) Approximate depth of soil exca- e shortest possible time must be excavated, and the ground be vation and the amount of soil re- cry, but in no case later restored to its original configuration moved. .s after discovery. by back-filling with clean soil (i.e., con- (viii) A certification e a spill exceeds 10 pounds taining less than 1 ppm PCBs). statementsigned by the responsibleparty stating � weight and is not ad- (iii) Requirements of paragraphs that the cleanup requirements have vagraph(a)(ll (i)or(ii) of (b)(1) (i) and (ii) of this section must been met and that the information the responsible party will be completed within 48 hours after the contained in the record is true to the -$ appropriate EPA regional responsible party was notified or best of his/her knowledge. - ticides and Toxic Sub- became aware of the spill. (ix) While not required for compli- rch) and proceed to decon- (2) Effect of emergency or adverse ance with this policy, the folio wing in- e spill area in accordance i weather. Completion of cleanup may formation would be useful if inn- 3CA policy in the shortest be delayed beyond 48 hours in case of tained in the records: e after discovery, but in no ism 24 hours atter dLscov- circumstances including but not limit- (A) Additional ed to, civil emergency, adverse weather sampling. pre- or Post-cleanup < of 10 pounds or less,which I conditions, lack of access to the site. (B) The estimated cost of the clean. ressed in paragraph (a)(l) and emergency operating conditions. up by man-hours, dollars, or both. of this section, must be The occurrence of a spill on a weekend (c)Requirements for cleanup of high- in accordance with this or overtime costs are not acceptable concentration spills and low-concen- der to avoid EPA enforce- reasons to delay response. Completion tration spills involving 1 pound or ity), but notification of of cleanup may be delayed only for more PCBs by weight (270 gallons or equired. the duration of the adverse conditions. more of untested mineral oil). Cleanup ` g gal of cleanup debris and If the adverse weather conditions, or of low-concentration spills involving 1 s .11 time la concentrated soils, sol- lapse due to other emergency, Ib or more PCBs by weight and of all and other materials result- has left insufficient visible traces,-the spills of materials other than low-con- e cleanup of PCBs under responsible party must use a statisti- centration materials shall be consid- nall be properly stored, Is- tally based sampling scheme to deter. ered complete if all of the immediate iisposed of in accordance mitre the spill boundaries as required requirements, cleanup standards, sam- visions of 1761-60. under paragraph (a)(3) of this section. Pling, and recordkeeping requirements nination of spill bound- I (3) Records and certification. At the of Paragraphs (c) (1) through (5) of absence of visible traces. completion of cleanup, the responsible. this section are met. were there are insufficient Party shall document the cleanup with (1) Immediate requirements. The s yet there Is evidence of a records and certification of decontami- four actions in Paragraphs (c)(1) (i) 1, the boundaries of the nation. The records and certification through (Iv) of this section must be be determined by using a must be maintained for a Period of 5 taken as quickly as possible and within based sampling scheme. years. The records and certification no more than 24 hours (or within 48 ements for cleanup of low- shall consist of the following: hours for PCB Transformers) after n spills which involve less (1) Identification of the source of the the responsible party was notified or d of PCBs by weight (less spill(e.g., type of equipment), became aware of the spill, except that Mons of untested mineral (ii) Estimated or actual date and actions described in Paragraphs (c)(l) econtamination require- time of the spill occurrence. (ii) through (Iv) of this section can be s of less than low-co gallons (iii) The date and time cleanup was delayed beyond 24 hours if circum- mineral oil,under Incentra- completed or terminated (if cleanu stances (e.g.. civil emergency.is defined under 6 761.123, was delayed by emergent or adverse 8 ncy, hurri- ve less than 1 pound of y cane, tornado, or other similar adverse weather the nature and duration of weather conditions, lack of access due eight (e.g., less than 270 the delay), to Physical impossibility,or emergency mtested mineral oil con- (iv) A brief descri trop of the spill operating conditions) so require for than 500 ppm PCBs) rhall location p the duration of the adverse conditions. i the following manner. <v)Precleanup sampling data used tThe occurrence of a spill on a weekend surfaces must be double o or overtime costs are not acceptable ed (as defined under establish the spill boundaries if re- reasons to delay response. Owners of xcept that all indoor, real- quired because of Insufficient visible spilled PCBs who have delayed clean- medother than vault to 10 micrograms per sampling methodology traces. and a brief use ion of the up because of these types of circum- entimge used to estab- stances must keep records document- commercial (10µg testjoo cm') fish the spill boundaries, ing the fact that circumstances commercial wipe tests. (vi) A brief description of the solid eluded rapid response. pre . within the spill area (i.e., surfaces cleaned and of the double (I)The responsible party shall notify s of soil and a buffer of 1 wash/rinse method used. the EPA regional office and the NRC 401 ij