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Reports \ Toxicology \ Direct Toxicity Assessment

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UK Direct Toxicity Assessment (DTA) Demonstration Programme Technical Guidance

00/TX/02/07 - ISBN: 1 84057 229 9

This Technical Guidance describes a sequence of seven steps recounting the identification of suitable sites for DTA investigation, identification of discharges requiring toxicity reduction, approaches to toxicity reduction, a... More...

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UK Direct Toxicity Assessment (DTA) Demonstration Programme Recommendations from the Steering Group to the Environmental Regulators

00/TX/02/06 - ISBN: 1 84057 228 0

This report brings together the experience gained from a wide ranging demonstration programme designed to examine the practicalities of using whole effluent ecotoxicity tests to assess and control the quality of complex efflu... More...

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UK Direct Toxicity Assessment (DTA) Demonstration Programme Review of Toxicity ReductionEvaluations at Sewage Treatment Works

00/TX/02/05 - ISBN: 1 84057 226 4

As part of a trial of a DTA approach in the UK a second element of a case study was study carried out on a 5.5 km reach of the Lower Tees estuary, a The River Esk and Lower Tees Estuary DTA case studies have involved the cond... More...

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UK Direct Toxicity Assessment (DTA) Demonstration Programme Lower Tees EstuaryDemonstration Project ? Part II

00/TX/02/04 - ISBN: 1 84057 225 6

As part of a trial of a DTA approach in the UK a second element of a case study was study carried out on a 5.5 km reach of the Lower Tees estuary, a location where there was a history of poor receiving water quality. The stud... More...

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UK Direct Toxicity Assessment (DTA) Demonstration Programme Lower Tees EstuaryDemonstration Project ? Part I

00/TX/02/03 - ISBN: 1 84057 224 8

As part of a trial of a DTA approach in the UK a case study was study carried out on a 5.5 km reach of the Lower Tees estuary, a location where there was a history of poor receiving water quality. The project was designed to ... More...

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