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13.4.10 FACILITIES EXHAUST MONITORING <br />13.4.10.1 The crusher sorter building exhaust shall be sampled quarterly <br />and analyzed for uranium, Lead-210, Thorium-230 and <br />Radium-226. Sampling shall be representative, and adequate <br />for determination of the release rates and concentrations of <br />uranium. <br />13.4.10.2 The flow rates of the process exhaust identified above shall <br />be measured semiannually and whenever any process equipment <br />changes are made that might significantly alter the flow rate. <br />13.4.11 ENVIRONMENTAL MONITORING <br />The licensee's environmental monitoring and analysis program <br />shall be as in the Cotter Procedures Manual, required by <br />LC 11.1.8, in accordance USNRC Reg. Guide 4.14 as applicable, <br />and shall be sufficient to enable the Department to estimate <br />with reasonable assurance, maxim~n potential radiation dose <br />commitment to individuals and populations offsite: <br />13.4.11.1 Air Monitoring <br />Environmental air monitoring for particulates shall be <br />continuous for uranium, Radium-226, Thorium-230, and L~:ad-210 at <br />two site locations, and at least one nearest feasible residence <br />and control location. Radon-222 shall be measured at 'rhe same <br />locations for one week per month. Methods and frequen~_ies shall <br />be as referenced in the Procedures Manual required by <br />LC 11.1.8. Air monitoring results shall be reported <br />semiannually to the Department. <br />13.4.11.2 water Monitoring <br />Surface water monitoring shall be at least monthly unless <br />otherwise approved by the Department and in accordance with <br />Department approved procedures. Water monitoring shall be done <br />on Ralston Creek at least at the following points: <br />1. upstream of the mine waste piles <br />2. between the mine waste piles and the 001 discharg~a <br />3. the 001 discharge <br />4. downstream at the cattle gate <br />5. at the Long Lake head gate <br />Ground water monitoring shall be done quarterly at the three <br />wells identified LC 11.1.6 and Cotter well 64684. <br />-20- <br />