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eCFR :: 40 CFR Chapter I Subchapter N Effluent Guidelines and
Law authorizing establishment of effluent limitations guidelines for existing sources, standards of performance for new sources and pretreatment standards of new and2020年4月3日· Coal Mining Effluent Guidelines EPA promulgated the Coal Mining Effluent Guidelines and Standards (40 CFR Part 434) in 1975, and amended theCoal Mining Effluent Guidelines | Effluent Guidelines | US EPA
Mineral Mining and Processing Effluent Guidelines | US EPA
2014年3月10日· EPA promulgated the Mineral Mining and Processing Effluent Guidelines and Standards ( 40 CFR Part 436) in 1975, andECCC is developing regulations under the Fisheries Act to authorize specified deposits of effluent from coal mines that are otherwise subject to the general prohibition TheProposed Approach for Coal Mining Effluent Regulations
Coal Mining Effluent Guidelines Study 2008 | US EPA
2023年5月25日· Coal Mining Effluent Guidelines Coal Mining Detailed Study (pdf) (256 MB, August 2008, 821R08012) Review of wastewater discharges from coal mines, including a coal industry profile, mineApplicability; description of the acid or ferruginous mine drainage subcategory § 43431 [Reserved] § 43432 Effluent limitations guidelines representing the degree of effluent40 CFR Part 434 Coal Mining Point Source Category
Proposed Coal Mining Effluent Regulations: overview Canadaca
Environment and Climate Change Canada (ECCC) is developing Coal Mining Effluent Regulations under the Fisheries Act These regulations will manage the threats toThe document presents the findings of a study of the coal mining and coal preparation industries for the purpose of developing effluent limitations guidelines and new sourceDevelopment document for proposed effluent limitations
Coal Mining Effluent Guidelines Study 2008 | Effluent Guidelines
2016年5月18日· Review of wastewater discharges from coal mines, including a coal industry profile, mine drainage characteristics, treatment technologies and costs The2020年4月3日· The report was prepared in consideration of possible revisions to existing Effluent Guidelines regulations at 40 CFR Part 434 Coal Mining Detailed Study Appendices (PDF) (752 pp, 11 MB, August 2008, 821R08012 (App))Coal Mining Effluent Guidelines Study 2008 | US EPA
Coal provinces ‘coordinated’ fight against federal water
2021年11月29日· Under the heading “Alberta,” the briefing note says, “the proposed (coal mining effluent regulations) could have significant negative economic impacts on Alberta and Canadian communities” “At minimum, the proposed regulatory changes will have cost implications for the coal sector, yet unknown impacts on water quality and aquaticThis document provides an overview of the proposed Coal Mining Effluent Regulations (CMER), which aim to protect fish and fish habitat from the harmful effects of coal mining wastewater It explains the rationale, objectives, scope, and key elements of the CMER, as well as the expected environmental and economic impacts It also invites stakeholdersProposed Approach for Coal Mining Effluent Regulations
SURFACE MINING CONTROL AND RECLAMATION ACT OF GovInfo
(a) extraction of coal and other minerals from the earth can be accomplished by various methods of mining, including surface mining; (b) coal mining operations presently contribute significantly to the Nation’s energy requirements; surface coal mining constitutes one method of extraction of the resource; the2021年12月16日· Sikabala is the main channel that discharges effluent into Deka, and it drains various potential sources from different coal mining and processing activities We monitored metal concentrations in different sections of the Sikabala channel to estimate the relative contribution of the tributaries on pollutant loads ( Figure 3 , pictures of differentCommunityBased Monitoring Detects Sources and Risks of Mining
Review of Clean Water Act §402 Permitting US Environmental
limitations based upon the coal mining effluent limitations guidelines (40 CFR 434) • There was little evidence in the NPDES permit administrative records to demonstrate that meaningful water quality impact assessments are performed for facilities covered under NPDES general permitsinactive coal mines; and coal miningrelated facilities will vary There are a number of factors that influence to what extent significant materials from coal mines and coal miningrelated facilities can affect water quality Geographic location Hydrogeology Topography Extent of impervious surfaces (eg, concrete or asphalt)Fact Sheet Series US Environmental Protection Agency
Coal Mining Point Source Category; Amendments to Effluent
2002年1月23日· “ Economic and Environmental Impact Assessment of Effluent Limitations Guidelines and Standards for the Coal Mining Industry: Remining and Western Alkaline Subcategories ” (EPA–821–B–01–013): This document presents the methodology employed to assess economic and environmental impacts of the final rule and the results of the2023年4月18日· Mineral Mining Effluent Guidelines Final Rule (pdf) (1385 KB, December 28, 1979, 44 FR 76793) Revocations of selected BPT provisions, pursuant to litigation: Subparts B, C Development Document for Effluent Limitations Guidelines and Standards for the Mineral Mining and Processing Category (pdf) (2025 MB, July 1979,Mineral Mining and Processing Effluent Guidelines Documents
What EPA is Doing to Reduce the Adverse Impacts of Surface Coal Mining
2023年8月29日· Fish and Wildlife Service, and the West Virginia Department of Environmental Protection, issued an environmental impact statement looking at the impacts of surface coal mining and valley fills This was done as part of a settlement agreement in the court case known as Bragg v Robertson, Civ No 2:980636 (SD WV)2023年5月25日· Coal Mining Effluent Guidelines Final Rule (pdf) (214 MB, October 13, 1982, 47 FR 45382) Development Document for the Coal Mining Category (pdf) (2018 MB, September 1982, 440/182/057) Industry description, wastewater characterization, treatment technologies, regulatory compliance cost estimates and pollutant loadings for the final ruleCoal Mining Effluent Guidelines Documents Related to 1982
Acid mine drainage formation, control and treatment: Approaches
2019年1月1日· Acid mine drainage (AMD) forms when sulfide minerals deep in the earth are exposed during mining, highway construction, and other largescale excavations Upon exposure to water and oxygen, most sulfide minerals oxidize to form sulfuric acid, metal ions and sulfate, which, if untreated, enter surface or groundwater (Akcil and Koldas, 2006)2023年1月20日· EPA publishes Effluent Guidelines, nationallyapplicable water pollution regulations for industrial and commercial facilities ELGs are technologybased regulations technologybased regulationsA regulation based on the performance of wastewater treatment and control technologies The discharge standards are developedEffluent Guidelines Plan | US EPA
Coal Mining Effluent Guidelines Interim Final Rule May 13, 1976
SubpartACoal Preparation Pant Subcategory Sec 4310 Applicability; description of the coal preparation plant subcatilgory 43411 Specialized definitions 43412 Effluent limitations guidelines representing the degree of effluent reduction attainable by the appUcation of the best practicable control technology currently available1977年4月26日· SUBCHAPTER NEFFLUENT GUIDELINES AND STANDARDS ITEL 71641] PART 434COAL MINING POINT SOURCE CATEGORY Effluent Limitations Guidelines for Existing Sources AGENCY: Envlronmehtal Protection Agency ACTION: Final rule SUMMARY: On May 13, 1976, the Environmental Protection Agency promulCoal Mining Effluent Guidelines Final Rule April 26, 1977
Effluent Guidelines | US EPA
2023年9月5日· Effluent guidelines are national standards for wastewater discharges to surface waters and municipal sewage treatment plants We issue the regulations for industrial categories based on the performance of treatment and control technologies2023年3月8日· Effluent Guidelines are national standards for industrial wastewater discharges to surface waters and publicly owned treatment works (municipal sewage treatment plants) We issue Effluent Guidelines for categories of existing sources and new sources under Title III of the Clean Water ActThe standards are technologybased (ieIndustrial Effluent Guidelines | US EPA
Alberta's selenium review now complete as environmental groups
2022年8月31日· The federal government has launched a review on coal mining effluent regulations Environment and Climate Change Canada (ECCC) says due to the number of comments received and the need forThese guidelines are a general reference for wastewater management at new and existing coal mining operations Alberta Environmental Protection's expectations for the collection, treatment and disposal of mine wastewaters are described Alberta coal mining waste water effluent guidelinesAlberta coal mining wastewater guidelines Open Government
The Effects of Elevated Specific Conductivity on the Chronic PLOS
2016年11月4日· Salinization of freshwater ecosystems as a result of human activities has markedly increased in recent years Much attention is currently directed at evaluating the effects of increased salinity on freshwater biota In the Central Appalachian region of the eastern United States, specific conductance from alkaline discharges associated with