RESPONDENT FAILED TO INSTALL A CLOSURE DEVICE ON A REGULATED STORAGE TANK AS REQUIRED BY DECEMBER 6, 1996. RESPONDENT INSTALLED THE CLOSURE DEVICE ON DECEMBER 30, 1997. FACILITY WAS FOUND TO WASTE STORAGE TANK SUBJECT TO THE R SUBPART CC REGULATIONS. TANK DID NOT HAVE A CLOSURE DE- VICE AS REQUIRED NOR WAS KEEPING RECORDS OF THE TANK IN THE OPERATING LOG, AS REQUIRED.