TRS emissions from kraft pulp mill recovery boilers shall be monitored continuously, using Method 16B of the Department's Technical Memorandum 91-01, “Test Methods and Equipment Specifications for Stationary Sources” (January 1991), which is incorporated by reference in COMAR 26.11.01.04C. TRS emissions from smelt tanks will be sampled once a month using grab samples collected and analyzed using Method 16B of the Department's Technical Memorandum 91-01, “Test Methods and Equipment Specifications for Stationary Sources” (January 1991), which is incorporated by reference in COMAR 26.11.01.04C. Quarterly reports shall be submitted to the Department summarizing the monitoring data.