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RECORD NUMBER: 367 OF 436

Main Title Surface disposal of sewage sludge.
CORP Author Environmental Protection Agency, Washington, DC. Office of Water Regulations and Standards.
Publisher Office of Water Regulations and Standards, U.S. Environmental Protection Agency,
Year Published 1989
Stock Number PB89-136600
Subjects Sewage disposal ; Sewage sludge
Additional Subjects Sludge disposal ; Sewage treatment ; Regulations ; Mathematical models ; Predictions ; Soil analysis ; Surface properties ; Environmental surveys ; Risk assessment ; Land disposal ; Land pollution ; Path of pollutants ; Technology utilization ; US EPA ; Municipal wastes
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB89-136600 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation xi, approximately 140 pages ; 28 cm
Abstract The document provides the technical background and justification for EPA's proposed regulation (40 CFR Part 503) covering the surface disposal of municipal sewage sludge. Because a risk assessment methodology for surface disposal has not yet been developed, the document presents the risk assessment methodology used to derive risk-based limits for contaminants in monofilled sewage sludge, which can be modified to derive risk-based contaminant limits in surface-disposed sludge. The underlying assumptions of the methodology, embodied in a series of computer models, are discussed, and the values assigned to the model parameters for monofills are presented and justified. The maximum allowable sludge contaminant concentrations for surface-disposed sludge are then presented, and the results of a sensitivity analysis for monofills are also included. Finally, the various siting limitations and management practices mandated by the regulation are discussed and justified.
Notes Cover title. At head of title: Technical Support Document. Microfiche.
Place Published Washington, DC :
PUB Date Free Form {1989}.
NTIS Prices PC A07/MF A01
BIB Level m
Medium microform
Cataloging Source OCLC/T
OCLC Time Stamp 20011227143910
Language eng
Origin NTIS
Type MERGE
OCLC Rec Leader 00881cam 2200253Ka 45020