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RECORD NUMBER: 448 OF 903

Main Title Monitoring Before and After Radon Mitigation.
Author Brennan, T. ; Osborne, M. C. ;
CORP Author Research Triangle Inst., Research Triangle Park, NC. ;Camroden Associates, Rome, NY.;Environmental Protection Agency, Research Triangle Park, NC. Air and Energy Engineering Research Lab.
Year Published 1987
Report Number EPA-68-02-3992; EPA/600/D-87/094;
Stock Number PB87-175006
Additional Subjects Radon ; Houses ; Residential buildings ; Effectiveness ; Fans ; New Jersey ; Air pollution control ; Indoor air pollution ; Demonstration projects ; Clinton(New Jersey) ; Radiation monitoring
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Status
NTIS  PB87-175006 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 14p
Abstract The paper discusses a radon reduction demonstration project in 1986 on 10 houses in Clinton, NJ. As part of this effort, radon was measured before and after radon reduction techniques were applied. The purpose of the measurements was to ascertain the effectiveness of the radon control methods being used. Since radon concentrations are normally highest in a depressurized house (commonly observed during cold winter months), efforts were made to emulate winter depressurization. Before radon reduction techniques were applied, four houses were tested using a common window fan to induce 7 Pa of negative pressure. Results of these tests showed that fan-induced negative pressure has a dramatic impact on radon concentrations. For some houses, this technique was shown to adequately emulate winter-time radon entry rates during warm summer months. Potential problems which may cause this technique to fail in some houses were identified.
Supplementary Notes Prepared in cooperation with Camroden Associates, Rome, NY. Sponsored by Environmental Protection Agency, Research Triangle Park, NC. Air and Energy Engineering Research Lab.
PUB Date Free Form Mar 87
Category Codes 68F; 68A; 89B; 77G
NTIS Prices PC A02/MF A01
Primary Description 600/13
Document Type NT
Cataloging Source NTIS/MT
Control Number 718319842
Origin NTIS
Type CAT