THE REGION ISSUED AN NON TO DIAMOND INTERNATIONAL CORP. IN APRIL, 1984 FOR VIOLATIONS OF PARTICULATE EMISSION STANDARDS FROM THE SOURCES WOOD WASTE BOILER AT THE SUPERIOR, MONTANA MILL. SECTION ARM 16.8.1402 OF THE ADMINISTRATIVE RULES OF MONTANA AIR QUALITY LIMITS PARTICULATE EMISSIONS FROM NEW FUEL BURNING EQUIPTMENT TO 0.41 POUNDS/MILLION BTU'S AT A HEAT INPUT RATE OF 49 MILLION BTU'S/HR. THIS EMISSION LIMITATION APPLIES TO ANY FUEL BURNING FACILITY CONSTRUCTED OR MODIFIED AFTER NOVEMBER 23, 1968. THE PERMIT FOR THE MODIFICATION OF THE BOILER HERE WAS ISSUED ON SEPTEMBER 18, 1972. ON OCTOBER 1, 1981, THE WOOD WASTE BOILER WAS TESTED FOR EMISSIONS IN ACCORDANCE WITH 40CFR-PART 60, APPENDIX A BY BWR ASSOCIATES OF KLAMATH FALLS, OREGON. THE EMISSION RATE AVERAGED 44.8 LBS PARTICULATES/HR OVER A 3 HOUR TEST PERIOD RUN AT A HEAT INPUT RATE OF 49 MILLION BTU/HR. THIS CORRESPONDS TO AN EMISSIONS RATE OF 0.91 LB/MILLION BTU --- A VIOLATION OF ARM 16.8.1402. SECONDLY, ARM 16.8.1402(2) REQUIRES SOURCES DISCHARGING TO THE OUTDOOR AIR TO LIMIT OPACITY TO LESS THAN 20% AVERAGD OVER SIX CONSECUTIVE MINUTES. THE MONTANA DEPT. OF HEALTH AND ENVIRONMENTAL SCIENCES ( MDHES )OBSERVED 3 VIOLATIONS OF THIS REGULATION: FEBRUARY 11, 1976 -- 58% OPACITY . AUGUST 23, 1979 --