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Results 1 - 10 from 53 for effluent toxicity in 0.436 sec.

EPA > Water > Laws, Regulations, Policy, Guidance and Legislation
Regulatory Burdens Resolution of Silvicultural Issue Total Maximum Daily Load (TMDL) Policy and Guidance Whole Effluent Toxicity Water Conservation Plan Guidelines Water Quality Standards Handbook: Second Edition -- August 1, 1994 (PDF, 18MB ...
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Metals and the Environment
Characterization and identification of toxicity in effluents; Development and application of models for the prediction of effluent toxicity; Characterizing smelter emissions; Understanding the ... universities directed at the development of predictive models to characterize metal and effluent toxicity on a site specific water chemistry basis. CANMET-MMSL coordinates multi- ...
www.nrcan.gc.ca

Specialized Services - Metals and the Environment at CANMET-MMSL
Life-Cycle Assessment (LCA) Mine effluent toxicology Prediction models for metal and effluent toxicity Characterization of smelter emissions Metals emissions, ... toxicity in complex effluents, the program also has expertise on chronic toxicity. Examples of current work includes: effluent toxicity in the context of guidelines and regulatory requirements (for example the Metal Mining Effluent ...
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www.ELULS.org - Section Reporter
Sixth Circuit decision rejecting a challenge to EPA’s application of its whole effluent toxicity test standards. 411 F. 3d 726 (6th Cir. 2005). Status: Petition denied June 26. Norman ... review of EPA argument that it has the discretion to finalize rules (in this case, effluent guidelines for iron and steel plants under the NPDES program) that are dramatically different from ...
eluls.org

www.ELULS.org - Section Reporter
Sixth Circuit decision which rejected a challenge to EPA's application of its whole effluent toxicity test standards. 411 F.3d 726 (6th Cir. 2005). Status: Petition filed February 21; all ...
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Environmental Fact Sheets, Treatment of air and gas : Biofiltration of gaseous effluents - AirScience Technologies, Enviro-Access
AirScience Technologies (F2-04-96-B) Description of the technology The gaseous effluent biofiltration process developed by AirScience Technologies can be used to treat volatile and ... biofilter. Limitations Use of the AirScience Technologies air biofiltration process is limited by effluent toxicity. High concentrations of halogenated compounds may reduce the biofilter's efficiency and even ...
enviroaccess.ca

Basics - Bioassessment and Biocriteria | US EPA
(WET) or physical water quality criteria. Biological assessments provide direct measures of ... management programs along with chemical, physical, and toxicity based water quality standards. By themselves, traditional chemical, physical and toxicity assessments cannot fully answer questions about the ...
epa.gov

LIMCO International - Limnology Consultants
Gerhardt, A. (1998): Whole effluent toxicity testing with Oncorhynchus mykiss (Walbaum 1792): Survival and behavioural responses to a dilution series of a mining effluent in South Africa. Arch. Environ. ... -383. Gerhardt, A. (2008):Screening the toxicity of Ni, Cd, Cu, Ivermectin and Imidacloprid in a short-term automated behavioural toxicity test with Tubifex tubifex(Oligochaeta) (HERA). Kienle, ...
www.limco-int.com

LIMCO International - Limnology Consultants
Gerhardt, A. (1998): Whole effluent toxicity testing with Oncorhynchus mykiss (Walbaum 1792): Survival and behavioural responses to a dilution series of a mining effluent in South Africa. Arch. Environ. ... -383. Gerhardt, A. (2008):Screening the toxicity of Ni, Cd, Cu, Ivermectin and Imidacloprid in a short-term automated behavioural toxicity test with Tubifex tubifex(Oligochaeta) (HERA). Kienle, ...
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Monitor Selection
Toxicity or inhibition of influent water ( ) Toxicity or inhibition of the effluent ( ) Toxicity or inhibition of individual waste or process streams ( ) Toxicity or inhibition ... Battery Only) Programming: What type of endpoints are required? ( ) Set inhibition alarm point ( ) Set toxicity alarm point ( ) Provide remote alarm contacts Method of programming: ( ) Switch select ...
www.n-con.com