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The Radon Doctor 7146 Boyers Mill Rd. New Market, Md. 21774-6924 Office: 1-877-381-6925 Cell: 1-240-409-6303 Fax: 1-301-898-0263 E-Mail: RadonDoctor@Comcast.net Client: John Doe Radon Retest after a Radon Mitigation system was installed on 3/22/08 Test Address: 999 Hometown Drive Hometown, USA. 21111 ------------------------------------------------------------------------------ Professional Radon Monitor - Sun Nuclear 1027 ------------------------------------------------------------------------------ Start Date : 3/22/2008 Start Time : 9:30:00 AM End Date : 3/26/2008 End Time : 11:20:00 AM Serial # : 4071-0322-08 Location : Basement Signature: Data in pCi/l Time Interval 1 Hr 50.5 65.5 66.0 43.0 41.5 26.5 18.0 10.0 7.5 3.5 4.0 3.5 2.5 2.0 1.0 3.0 1.0 1.5 1.0 1.0 1.5 0.0 1.0 0.0 0.5 0.0 0.0 1.0 0.0 1.0 0.5 0.5 0.0 0.5 0.0 0.5 0.0 0.0 0.0 0.0 0.0 1.0 1.0 4.0 0.5 1.0 0.0 0.5 1.0 1.0 0.5 1.0 0.5 0.5 1.0 1.0 1.0 1.0 0.0 1.0 0.0 0.5 2.5 2.0 1.5 2.5 2.0 2.5 0.0 0.5 2.5 0.5 1.0 2.0 2.5 3.0 1.5 1.5 1.0 1.0 1.0 2.5 0.5 0.0 1.5 1.0 0.0 0.5 2.0 1.5 Overall Avg.= 4.9 EPA Protocol Avg.= 2.5 ------------------------ Test Duration: 90+ Hrs. NEHA Radon Testing Specialist # 101858 RT |