Brief Records : EPA National Library Catalog

Items Found: 4
Showing Items: 1 - 4
Your Search: (AUTHOR=RAVI AND VARADHAN)

Document Number: 1 Full Record
Main Title Development of recommendations and methods to support assessment of soil venting performance an closure /
Author DiGiulio, Dominic C. ; Varadhan, R.
Other Authors
Author Title of a Work
Varadhan, Ravi.
CORP Author Dynamac Corp., Rockville, MD. ;Johns Hopkins Univ., Baltimore, MD.;Environmental Protection Agency, Research Triangle Park, NC. National Risk Management Research Lab.
Publisher U.S. Environmental Protection Agency, Office of Research and Development, National Risk Management Research Laboratory,
Year Published 2001
Report Number EPA 600/R-01-070; EPA-68-C4-0031; PB2002101967
Stock Number PB2002-101967
OCLC Number 48879375
Subjects Soil vapor extraction ; Soil pollution ; Soil remediation ; Soil air
Additional Subjects Gas spills ; Recommendations ; Gas flows ; Porous media ; Venting systems ; Permeability ; Monitoring ; Mass exchange ; Methods ; Assessments ; Performance ; Closure ; Soil venting
Internet Access
Description Access URL
http://purl.access.gpo.gov/GPO/LPS17545
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=30002HFY.PDF
http://www.epa.gov/nrmrl/pubs0199.html
http://www.epa.gov/ada/download/reports/epa_600_r01_070.pdf
https://purl.fdlp.gov/GPO/LPS17545
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
EHAD  EPA/600/R-01-070 Region 1 Library/Boston,MA 02/01/2002
EJBD  EPA 600-R-01-070 Headquarters Library/Washington,DC 02/10/2016
EJDD  EPA/600/R-01/070 Env Science Center Library/Ft Meade,MD 03/01/2002
ELBD ARCHIVE EPA 600-R-01-070 Received from HQ AWBERC Library/Cincinnati,OH 10/04/2023 DISPERSAL
EMBD  EPA/600/R-01/070 NRMRL/GWERD Library/Ada,OK 02/08/2002
ERAD  EPA 600/R-01-070 2 copies Region 9 Library/San Francisco,CA 03/25/2016
ESAD  EPA 600-R-01-070 Region 10 Library/Seattle,WA 02/08/2002
NTIS  PB2002-101967 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 394 p. : ill. ; 28 cm.

Document Number: 2 Full Record
Main Title Estimation of infiltration rate in the vadose zone.
Author Williams, J. R. ; Ying, O. ; Chen, J. S. ; Ravi, V. ;
Other Authors
Author Title of a Work
Ravi, Varadhan.
Williams, Joseph R.
CORP Author ManTech Environmental Technology, Inc., Research Triangle Park, NC. ;Dynamac Corp., Ada, OK.;National Risk Management Research Lab., Ada, OK. Subsurface Protection and Remediation Div.
Publisher National Risk Management Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency,
Year Published 1998
Report Number EPA/600/R-97/128a (v.1); EPA/600/R-97/128b (v.2); EPA-68-W5-0011; EPA-68-C4-0031
Stock Number PB98-147317
OCLC Number 40131293
Subjects Zone of aeration--Mathematical models ; Seepage--Mathematical models
Additional Subjects Infiltration rates ; Path of pollutants ; Water pollution monitoring ; Mathematical models ; Water pollutants ; Environmental transport ; Contaminants ; Hydraulic properties ; Sensitivity analysis ; Climate ; Vadose water ; Zone of aeration ; Soil water movement ; Parameters ; Scenarios ; Vadose zone ; Environmental fate
Internet Access
Description Access URL
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=30003L4K.PDF
http://www.epa.gov/nrmrl/pubs9879.html
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=30003L26.PDF
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
EJBD  EPA 600-R-97-128a Headquarters Library/Washington,DC 08/19/2014
EJBD  EPA 600-R-97-128b c.1 Headquarters Library/Washington,DC 11/14/2013
ELBD ARCHIVE EPA 600-R-97-128a Received from HQ AWBERC Library/Cincinnati,OH 10/04/2023
ELBD ARCHIVE EPA 600-R-97-128b Received from HQ AWBERC Library/Cincinnati,OH 10/04/2023
NTIS  PB98-147317 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 2 v. : ill. ; 28 cm. + 1 computer disk (3 1/2 in.)

Document Number: 3 Full Record
Main Title Estimation of infiltration rate in the vadose zone: compilation of simple mathematical models, volume I /
Author Ravi, Varadhan. ; Williams, J. R.
Other Authors
Author Title of a Work
Williams, Joseph R.
Burden, David S.
CORP Author Dynamac Corp., Ada, OK.;National Risk Management Research Lab., Ada, OK. Subsurface Protection and Remediation Div.
Publisher U.S. Environmental Protection Agency, Office of Research and Development in cooperation with Center for Remediation Technology and Tools, Office of Radiation and Indoor Air, Office of air and Radiation(Washington, D.C.); National Risk Management Research Laboratory, Office of Research and Development, U.S. EPA (Cincinnati, OH),
Year Published 1998
Report Number EPA/600/R-97/128a; EPA-68-C4-0031; EPA/600/R-97/128A; PB98142474
Stock Number PB98-142474
OCLC Number 39308072
Subjects Soil pollution--Mathematical models ; Water pollution--Mathematical models
Additional Subjects Infiltration rates ; Water pollutants ; Environmental transport ; Vadose water ; Zone of aeration ; Soil water movement ; Contaminants ; Hydraulic properties ; Mathematical models ; Vadose zone ; Environmental fate ; Green-Ampt models ; Richards Equation models ; Empirical models
Internet Access
Description Access URL
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=30003L26.PDF
http://www.epa.gov/nrmrl/pubs9879.html
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
ELBD  EPA 600-R-97-128a AWBERC Library/Cincinnati,OH 06/19/1998
EMBD  EPA/600/R-97/128a NRMRL/GWERD Library/Ada,OK 07/02/1998
NTIS  PB98-142474 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 1 v. (various pagings) : ill. ; 28 cm.

Document Number: 4 Full Record
Main Title VLEACH : a one-dimensional finite difference vadose zone leaching model /
Author Ravi, Varadhan.
Other Authors
Author Title of a Work
Johnson, Jeffrey A.
Publisher Robert S. Kerr Environmental Research Laboratory, Center for Subsurface Modeling Support,
Year Published 1996
OCLC Number 35120547
Subjects Absorption--Mathematical models ; Adsorption--Mathematical models ; Equilibrium--Mathematical models
Internet Access
Description Access URL
http://www.epa.gov/ada/vleach.html
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
ELBD ARCHIVE EPA 601-B-97-003 AWBERC Library/Cincinnati,OH 04/12/2021
EMBD  ELECTRONIC RESOURCE INTERNET NRMRL/GWERD Library/Ada,OK 08/02/1996
Edition Version 2.2a.