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Contaminant mobility and carbon sequestration downstream of the Ajka (Hungary) red mud spill : the effects of gypsum dosing (2012)
Journal Article
Renforth, P., Mayes, W. M., Jarvis, A. P., Burke, I. T., Manning, D. A., & Gruiz, K. (2012). Contaminant mobility and carbon sequestration downstream of the Ajka (Hungary) red mud spill : the effects of gypsum dosing. The Science of the total environment, 421-422, 253-259. https://doi.org/10.1016/j.scitotenv.2012.01.046

A number of emergency pollution management measures were enacted after the accidental release of caustic bauxite processing residue that occurred in Ajka, western Hungary in October, 2010. These centred on acid and gypsum dosing to reduce pH and mini... Read More about Contaminant mobility and carbon sequestration downstream of the Ajka (Hungary) red mud spill : the effects of gypsum dosing.

Treatment of zinc-rich acid mine water in low residence time bioreactors incorporating waste shells and methanol dosing. (2011)
Journal Article
Mayes, W., Davis, J., Silva, V., & Jarvis, A. P. (2011). Treatment of zinc-rich acid mine water in low residence time bioreactors incorporating waste shells and methanol dosing. Journal of hazardous materials, 193, 279-287. https://doi.org/10.1016/j.jhazmat.2011.07.073

Bioreactors utilising bacterially mediated sulphate reduction (BSR) have been widely tested for treating metal-rich waters, but sustained treatment of mobile metals (e.g. Zn) can be difficult to achieve in short residence time systems. Data are prese... Read More about Treatment of zinc-rich acid mine water in low residence time bioreactors incorporating waste shells and methanol dosing..

Analysis of long term hydrological records to assess the changing regime and pathways in oil shale mining districts of North East Estonia (2011)
Presentation / Conference Contribution
Vaht, R., Mayes, W. M., Sepp, M., Järvet, A., & Mander, Ü. Analysis of long term hydrological records to assess the changing regime and pathways in oil shale mining districts of North East Estonia. Presented at River Basin Management VI

This paper documents long term (1923-2005) changes in surface drainage areas and run-off characteristics in two small to medium (100-1000 km2) rivers draining part of the Ordovician oil shale field of north east Estonia. The changing regime in the he... Read More about Analysis of long term hydrological records to assess the changing regime and pathways in oil shale mining districts of North East Estonia.

Dispersal and attenuation of trace contaminants downstream of the Ajka bauxite residue (red mud) depository failure, Hungary (2011)
Journal Article
Mayes, W. M., Jarvis, A. P., Burke, I. T., Walton, M., Feigl, V., Klebercz, O., & Gruiz, K. (2011). Dispersal and attenuation of trace contaminants downstream of the Ajka bauxite residue (red mud) depository failure, Hungary. Environmental Science and Technology, 45(12), 5147-5155. https://doi.org/10.1021/es200850y

This paper identifies the spatial extent of bauxite processing residue (red mud)-derived contaminants and modes of transport within the Marcal and Raba river systems after the dike failure at Ajka, western Hungary. The geochemical signature of the re... Read More about Dispersal and attenuation of trace contaminants downstream of the Ajka bauxite residue (red mud) depository failure, Hungary.

Seasonal and spatial variation of diffuse (non-point) source zinc pollution in a historically metal mined river catchment, UK (2011)
Journal Article
Gozzard, E., Mayes, W., Potter, H., & Jarvis, A. (2011). Seasonal and spatial variation of diffuse (non-point) source zinc pollution in a historically metal mined river catchment, UK. Environmental pollution, 159(10), 3113-3122. https://doi.org/10.1016/j.envpol.2011.02.010

Quantifying diffuse sources of pollution is becoming increasingly important when characterising river catchments in entirety e a prerequisite for environmental management. This study examines both low and high flow events, as well as spatial variabil... Read More about Seasonal and spatial variation of diffuse (non-point) source zinc pollution in a historically metal mined river catchment, UK.

Speciation of contaminant metals in red mud from Ajka, Hungary (2011)
Presentation / Conference Contribution
Burke, I. T., Mayes, W. M., Peacock, C. L., Brown, A. P., Jarvis, A. P., & Gruiz, K. Speciation of contaminant metals in red mud from Ajka, Hungary. Presented at Goldschmidt 2011 Conference

The catastrophic failure of the sludge dam at the Ajkai Timfoldgyar Zrt alumina plant in Hungary on the 4th October 2010 resulted in the release of 700000 m 3 of caustic metalliferous red mud. Red mud leachate is hyperalkaline (pH 13) has elevated c... Read More about Speciation of contaminant metals in red mud from Ajka, Hungary.

Remediation of Aquatic Post-Industrial Inorganic Pollutants (2011)
Book Chapter
Mayes, W. M., & Jarvis, A. P. (2011). Remediation of Aquatic Post-Industrial Inorganic Pollutants. In J. Nriagu (Ed.), Encyclopedia of Environmental Health (789-800). Elsevier. https://doi.org/10.1016/B978-0-444-52272-6.00047-7

Pollution from abandoned mines can be a major and persistent source of degradation to the health of the water environment. This article reviews the nature of these impacts. The most important of these are usually the chemical changes that occur with... Read More about Remediation of Aquatic Post-Industrial Inorganic Pollutants.

Inventory of aquatic contaminant flux arising from historical metal mining in England and Wales (2010)
Journal Article
Mayes, W. M., Potter, H. A. B., & Jarvis, A. P. (2010). Inventory of aquatic contaminant flux arising from historical metal mining in England and Wales. The Science of the total environment, 408(17), 3576-3583. https://doi.org/10.1016/j.scitotenv.2010.04.021

The impact of discharges from abandoned metal and ironstone mines has been a much studied form of aquatic pollution in recent decades. Few attempts however, have been made to accurately determine the overall contaminant mass flux arising from abandon... Read More about Inventory of aquatic contaminant flux arising from historical metal mining in England and Wales.

A national strategy for identification, prioritisation and management of pollution from abandoned non-coal mine sites in England and Wales. I.: methodology development and initial results (2009)
Journal Article
Mayes, W., Johnston, D., Potter, H., & Jarvis, A. (2009). A national strategy for identification, prioritisation and management of pollution from abandoned non-coal mine sites in England and Wales. I.: methodology development and initial results. The Science of the total environment, 407(21), 5435-5447. https://doi.org/10.1016/j.scitotenv.2009.06.019

In regions affected by historic non-coal (principally metal) mining activity, government agencies are often faced with the challenge of deploying limited remedial resources at abandoned mine sites to achieve maximum improvements in the chemical and e... Read More about A national strategy for identification, prioritisation and management of pollution from abandoned non-coal mine sites in England and Wales. I.: methodology development and initial results.

Preliminary evaluation of a constructed wetland for treating extremely alkaline (pH 12) steel slag drainage (2009)
Journal Article
Mayes, W. M., Aumônier, J., & Jarvis, A. P. (2009). Preliminary evaluation of a constructed wetland for treating extremely alkaline (pH 12) steel slag drainage. Water science and technology : a journal of the International Association on Water Pollution Research, 59(11), 2253-2263. https://doi.org/10.2166/wst.2009.261

High pH (> 12) leachates are an environmental problem associated with drainage from lime (CaO)rich industrial residues such as steel slags, lime spoil and coal combustion residues. Recent research has highlighted the potential for natural ('volunteer... Read More about Preliminary evaluation of a constructed wetland for treating extremely alkaline (pH 12) steel slag drainage.

Basin scale fluxes of metals from historically mined orefields in the UK. (2009)
Presentation / Conference Contribution
Mayes, W. M., Rolls, T., Potter, H. A., & Jarvis, A. P. (2009, June). Basin scale fluxes of metals from historically mined orefields in the UK. Presented at 8th International Conference on Acid Rock Drainage

The flux of metals at the tidal limits of major rivers are an important metric of freshwater contaminant transfer to marine habitats, reported in North-East Atlantic bordering countries under the 1992 OSPAR Convention. This paper critically assesses... Read More about Basin scale fluxes of metals from historically mined orefields in the UK..

Wetland treatment at extremes of pH: A review (2008)
Journal Article
Mayes, W. M., Batty, L. C., Younger, P. L., Jarvis, A. P., Kõiv, M., Vohla, C., & Mander, U. (2009). Wetland treatment at extremes of pH: A review. The Science of the total environment, 407(13), 3944-3957. https://doi.org/10.1016/j.scitotenv.2008.06.045

Constructed wetlands are an established treatment technology for a diverse range of polluted effluents. There is a long history of using wetlands as a unit process in treating acid mine drainage, while recent research has highlighted the potential fo... Read More about Wetland treatment at extremes of pH: A review.

Hydrogeochemistry of alkaline steel slag leachates in the UK (2008)
Journal Article
Mayes, W. M., Younger, P. L., & Aumônier, J. (2008). Hydrogeochemistry of alkaline steel slag leachates in the UK. Water, Air, and Soil Pollution, 195(1-4), 35-50. https://doi.org/10.1007/s11270-008-9725-9

Drainage from steel slag disposal sites can be extremely alkaline and a source of pollution to surface and ground waters. Data is presented detailing the hydrogeochemistry of seven highly alkaline (pH > 10) steel slag surface discharges in the UK. Wh... Read More about Hydrogeochemistry of alkaline steel slag leachates in the UK.

Novel approach to zinc removal from circum-neutral mine waters using pelletised recovered hydrous ferric oxide (2008)
Journal Article
Mayes, W. M., Potter, H. A. B., & Jarvis, A. P. (2009). Novel approach to zinc removal from circum-neutral mine waters using pelletised recovered hydrous ferric oxide. Journal of hazardous materials, 162(1), 512-520. https://doi.org/10.1016/j.jhazmat.2008.05.078

Data are presented which evaluate the performance of a pilot-scale treatment system using pelletised hydrous ferric oxide (HFO; a waste stream from coal mine water treatment) as a high surface area sorbent for removing zinc (Zn) from a metal mine wat... Read More about Novel approach to zinc removal from circum-neutral mine waters using pelletised recovered hydrous ferric oxide.

Using long-term monitoring of fen hydrology and vegetation to underpin wetland restoration strategies (2007)
Journal Article
Large, A. R. G., Mayes, W. M., Newson, M. D., & Parkin, G. (2007). Using long-term monitoring of fen hydrology and vegetation to underpin wetland restoration strategies. Applied vegetation science : official organ of the International Association for Vegetation Science, 10(3), 417-428. https://doi.org/10.1111/j.1654-109X.2007.tb00441.x

Question: How can long-term monitoring of hydrological and ecological parameters support management strategies aimed towards wetland restoration and re-creation in a complex hydrological system? Location: Newham Bog National Nature Reserve, Northumbe... Read More about Using long-term monitoring of fen hydrology and vegetation to underpin wetland restoration strategies.

Quantifying the importance of diffuse minewater pollution in a historically heavily coal mined catchment (2007)
Journal Article
Mayes, W. M., Gozzard, E., Potter, H. A. B., & Jarvis, A. P. (2008). Quantifying the importance of diffuse minewater pollution in a historically heavily coal mined catchment. Environmental pollution, 151(1), 165-175. https://doi.org/10.1016/j.envpol.2007.02.008

There has been considerable progress in developing treatment systems for point sources of minewater pollution in recent years; however, there remains a knowledge gap in the characterisation and remediation of diffuse minewater sources. Data are prese... Read More about Quantifying the importance of diffuse minewater pollution in a historically heavily coal mined catchment.

Monitoring a flood event in a densely instrumented catchment, the Upper Eden, Cumbria, UK (2006)
Journal Article
Mayes, W. M., Walsh, C. L., Bathurst, J. C., Kilsby, C. G., Quinn, P. F., Wilkinson, M. E., Daugherty, A. J., & O'Connell, P. E. (2006). Monitoring a flood event in a densely instrumented catchment, the Upper Eden, Cumbria, UK. Water and environment journal : the journal / the Chartered Institution of Water and Environmental Management, 20(4), 217-226. https://doi.org/10.1111/j.1747-6593.2005.00006.x

Multi-day rainfall events appear to be an important cause of recent flooding in the UK. Hydrological data from an extensive, nested hydrometric network in the unregulated, predominantly rural Upper Eden catchment in northern England are presented for... Read More about Monitoring a flood event in a densely instrumented catchment, the Upper Eden, Cumbria, UK.

Buffering of alkaline steel slag leachate across a natural wetland (2006)
Journal Article
Mayes, W. M., Younger, P. L., & Aumônier, J. (2006). Buffering of alkaline steel slag leachate across a natural wetland. Environmental Science and Technology, 40(4), 1237-1243. https://doi.org/10.1021/es051304u

Buffering of high-pH ( > 12) steel slag leachate is documented across a small, natural calcareous wetland. The alkaline leachate is supersaturated with respect to calcite upstream of the wetland (SI calcite values +2.3) and becomes less saturated wi... Read More about Buffering of alkaline steel slag leachate across a natural wetland.

The impact of pumped water from a de-watered Magnesian limestone quarry on an adjacent wetland: Thrislington, County Durham, UK (2005)
Journal Article
Mayes, W. M., Large, A. R. G., & Younger, P. L. (2005). The impact of pumped water from a de-watered Magnesian limestone quarry on an adjacent wetland: Thrislington, County Durham, UK. Environmental pollution, 138(3), 443-454. https://doi.org/10.1016/j.envpol.2005.04.018

Although quarrying is often cited as a potential threat to wetland systems, there is a lack of relevant, quantitative case studies in the literature. The impact of pumped groundwater discharged from a quarry into a wetland area was assessed relative... Read More about The impact of pumped water from a de-watered Magnesian limestone quarry on an adjacent wetland: Thrislington, County Durham, UK.