National Rivers Authority

National Rivers Authority, Toxic Blue-green Algae, Water Quality Series Report No. 2, NRA, 1990,... 

As Guardians of the Water Environment , the National Rivers Authority (NRA) has statutory duties and powers to protect the aquatic environment from... 

National Rivers Authority, Toxic Bine-Green Algae The Report of the National Rivers Authority,... 

Water Quality Series No. 2, National Rivers Authority, London, 1990. 

Hepatotoxins, R D Projeet Reeord 271/7/A, National Rivers Authority, Bristol, 1995. 

A.D. Barnden, National Rivers Authority, National Centre for Toxic and Persistent Substances, Kingfisher House, Goldhay Way, Orton Goldhay, Peterborough PE2 5ZR, UK... 

DISCHARGE CONSENTS PeiTuission to discharge trade effluent directly into controlled waters is given by the National Rivers Authority in the form of a discharge consent which will specify amounts and conditions. Discharges to public sewers are controlled by discharge consents by one of the ten Water Service Companies. 

ENVIRONMENT AGENCY Tile Environment Agency provides a comprehensive approach to the protection and management of the environment by combining the regulation of land, air and water. Its creation is a major and positive step, merging the expertise of the National Rivers Authority, Her Majesty s Inspectorate of Pollution, the Waste Regulation Authorities and several smaller units from the Department of the Environment. 

NRA (national RIVERS AUTHORITY) The National Rivers Authority were the body responsible for the management of water resources and the control of water pollution in England and Wales. They are now part of the Environment Agency. 

NATIONAL RIVERS AUTHORITY WATER RESOURCES ACT 1991 - CONSENT TO DISCHARGE... 

The National Rivers Authority, in pursuance of its powers under the above mentioned Act, HEREBY GIVES CONSENT to the discharge described hereunder subject to the terms and conditions set out below. 

NRA (1992). Nitrate Reduction for Protection Zones The Role of Alternative Farming Systems. Elm Farm Research Centre, R D note 108. National Rivers Authority Bristol. 

Crawshaw, T. Pre-Congress Workshop SETAC Effluent Toxicity Program, Implementation, Compliance and Enforcement National Rivers Authority (NRA) Worthing, West Sussex, UK, March 28, 1993. SETAC, Lissabon 1993. 

M.J. Pearson, A.J.D. Ferguson, G.A. Codd, C.S. Reynolds, J.K. Fawell, R.M. Hamilton, S.R. Howard and M.R. Attwood, Toxic Blue-Green Algae, Report of the National Rivers Authority, Water Quality, Series no. 2., London, 1990. 

CI. T. Cousins and C. D. Watts, Atmospheric Sources of Pollution Inputs of Trace Orqanics to Surface Waters, National Rivers Authority R D Report 20, NRA, Bristol, 1995. 

The Water Resources Act, 1991, which covers discharges into inland water ways. Consent from the National Rivers Authority (NRA) is needed for such discharges. 

Butler, R., Johnson, I., Horn, K. and Paul, M. (1992) Discharge Control by Direct Toxicity Assessment (DTA) Evaluation of a Protocol by Case Studies, WRc Interim Report to the NRA, R D 049/9/W. National Rivers Authority, Bristol. 

The authors would like to thank all of the members of the JoNuS Project Team for interesting discussions about nutrient transformations in estuaries and coastal environments. JoNuS (Joint Nutrient Study) seeks to quantify the transport of nutrients from land to sea and is funded by the Ministry of Agriculture, Fisheries and Food, the Department of the Environment and the National Rivers Authority (all UK). The views expressed are those of the authors and do not reflect the policy of the funding departments. 

NRA (National Rivers Authority) (1992) Summary of chemical data for Yorkshire rivers, 1990-1992. Available from NRA, Yorkshire. 

Langston WJ., Bryan G.W., Burt G.R., Pope N.D. (1994) Effects of Sediment Metals on Estuarine Benthis Organisms, R D note 203. Bristol National Rivers Authority. 

National Rivers Authority (1994) Leaching Tests for Assessment of Contaminated Land. Interim NRA Guidance R D Note 301. 

Anti-pollution works. Under section 161 of the Water Resources Act 1991, the National Rivers Authority (and then the Environment Agency) could take action to prevent polluting matter entering controlled waters, and could recover its reasonable costs from the person who caused or knowingly permitted the matter in question to be present at the place from which it was likely. .. to enter controlled waters .28 The practicability of this mechanism was hampered by the act first, recover later structure this was corrected by the creation of anti-pollution works notices under section 161A.29... 

The National Rivers Authority (NRA) enforces quality standards in surface waters. In order to ensure water quality, the NRA may prohibit the use of certain chemicals. The NRA can also establish Water Protection Zones , where certain activities are prohibited. 

The Environmental Agency - formerly the National River Authority (NRA) is responsible for the conservation of water resources in England and Wales. Their duties include monitoring and improving river quality. Rivers are classified according to their quality as shown in Table 22.1. 

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