1、Natural Gas Processing Plant Practices for Protection of the EnvironmentAPI RECOMMENDED PRACTICE 50SECOND EDITION,DECEMBER 1995REAFFIRMED,JANUARY 2013Natural Gas Processing Plant Practices for Protection of the EnvironmentExploration and Production DepartmentAPI RECOMMENDED PRACTICE 50SECOND EDITION
2、,DECEMBER 1995REAFFIRMED,JANUARY 2013SPECIAL NOTESAPI publications necessarily address problems of a general nature.With respect to par-ticular circumstances,local,state,and federal laws and regulations should be reviewed.API is not undertaking to meet the duties of employers,manufacturers,or suppli
3、ers towarn and properly train and equip their employees,and others exposed,concerning healthand safety risks and precautions,nor undertaking their obligations under local,state,or fed-eral laws.Information concerning safety and health risks and proper precautions with respect toparticular materials
4、and conditions should be obtained from the employer,the manufac-turer or supplier of that material,or the material safety data sheet.Nothing contained in any API publication is to be construed as granting any right,byimplication or otherwise,for the manufacture,sale,or use of any method,apparatus,or
5、product covered by letters patent.Neither should anything contained in the publication beconstrued as insuring anyone against liability for infringement of letters patent.Generally,API standards are reviewed and revised,reaffirmed,or withdrawn at least ev-ery five years.Sometimes a one-time extensio
6、n of up to two years will be added to this re-view cycle.This publication will no longer be in effect five years after its publication dateas an operative API standard,or where an extension has been granted,upon republication.Status of the publication can be ascertained from the API Exploration&Prod
7、uction De-partment,1220 LStreet,N.W.,Washington,D.C.20005.Acatalog of API publications andmaterials is published annually and updated quarterly by API,1220 L Street,N.W.,Wash-ington,D.C.20005.This document was produced under API standardization procedures that ensure appro-priate notification and pa
8、rticipation in the developmental process and is designed as an APIstandard.Questions concerning the interpretation of the content of this standard or com-ments and questions concerning the procedures under which this standard was developedshould be directed in writing to the Director,Exploration&Pro
9、duction Department,Amer-ican Petroleum Institute,1220 L Street,N.W.,Washington,D.C.20005.Requests for per-mission to reproduce or translate all or any part of the material published herein shouldalso be addressed to the Director.API publications may be used by anyone desiring to do so.Every effort h
10、as been madeby the Institute to assure the accuracy and reliability of the data contained in them;however,the Institute makes no representation,warranty,or guarantee in connection with this pub-lication and hereby expressly disclaims any liability or responsibility for loss or damageresulting from i
11、ts use or for the violation of any federal,state,or municipal regulation withwhich this publication may conflict.API standards are published to facilitate the broad availability of proven,sound engi-neering and operating practices.These standards are not intended to obviate the need for ap-plying so
12、und engineering judgment regarding when and where these standards should beutilized.The formulation and publication of API standards is not intended in any way toinhibit anyone from using any other practices.Any manufacturer marking equipment or materials in conformance with the markingrequirements
13、of an API standard is solely responsible for complying with all the applicablerequirements of that standard.API does not represent,warrant,or guarantee that such prod-ucts do in fact conform to the applicable API standard.Copyright 1995 American Petroleum InstituteiiiCONTENTSPage0 INTRODUCTION.11 SC
14、OPE.12 REFERENCES.12.1Standards.12.2Other References.13 DEFINITIONS.34 REGULATORY COMPLIANCE.44.1Introduction.44.2Environmental Agencies.44.3Environmental Laws and Regulations.44.4Notification and Reporting.84.5Environmental Training and Review.95 SURFACE AND GROUNDWATER.95.1Introduction.95.2NPDES I
15、ntroduction.95.3Subsurface Disposal.105.4Spill Prevention.115.5Sanitary Systems.136 AIR EMISSIONS.136.1Introduction.136.2General.136.3Prevention of Significant Deterioration(PSD).136.4Ozone Nonattainment Area.146.5Permitting,NSPS Requirements,and Standard Exemptions.146.6Air Toxics.156.7National Emi
16、ssions Standards for Hazardous Air Pollutants(NESHAPS).156.8Emission Units.157 SOLID WASTE MANAGEMENT.167.1Introduction.167.2General Waste Management Guidance.177.3RCRAWaste Characterization.177.4Disposal Topics.188 RELEASE REPORTING.198.1Introduction.198.2Scope.198.3Clean Water Act.198.4The Comprehensive Environmental Response,Compensation,andLiability Act(CERCLA).208.5EPCRA(SARATitle III).218.6Exempted/Permitted Releases.218.7Process Upsets.218.8Material Safety Data Sheet(MSDS).21iv9 SITE CLOS
