Acid neutralization capacity measurements in surface and ground waters in the Upper River Severn, Plynlimon: From hydrograph splitting to water flow pathways

Hydrology and Earth System Sciences

Volumn 1, Issue 3, 1997, Pages 687-696

  Neal, Colin ^a   Hill, Timothy ^a   Hill, Susan ^a   Reynolds, Brian ^b  

^a CENTRE FOR ECOLOGY AND HYDROLOGY   (United Kingdom)

^b BANGOR UNIVERSITY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

HORTONIA;

EID: 0000425343     PISSN: 10275606     EISSN: None     Source Type: Journal    
DOI: 10.5194/hess-1-687-1997     Document Type: Article

References (39)

1. Bonnell, M., Pearce, A.J., and Stewart, M.K., 1990. Identification of runoff-production mechanisms using environmental isotopes in a tussock grassland catchment, Eastern Otago, New Zealand. Hydrol. Proc., 4, 15-34.
2. Breward, N., 1990. Geochemical cycling processes involving major and trace elements at Plynlimon mid-Wales. PhD thesis, Dept. of Earth Sciences, University of Leeds. 165pp.
3. Christophersen, N., and Neal, C., 1990. Linking hydrological, geochemical and soil processes on the catchment scale: an interplay between modelling and field work. Water Resour. Res., 26 (12), 3077-3086.
4. Christophersen, N., Seip, H.M., and Wright, R.F., 1982. A model for stream water chemistry at Birkenes, Norway. Water Resour. Res., 18, 977-996.
5. Christophersen, N., Neal, C., Hooper, R.P., Vogt, R.D., and Andersen, S. 1990. Modelling streamwater chemistry as a mixture of soilwater end-members - A step towards second generation acidification models. J. Hydrol., 116, 307-320.
6. Christophersen, N., Neal, C., and Hooper, R.P., 1993. Modelling the hydrochemistry of catchments: a challenge for the scientific method. J. Hydrol., 152, 1-12.
7. Cosby, B.J., Wright, R.F., Hornberger, G.M., and Galloway, J.N., 1985a. Modelling the effects of acidic deposition: assessment of a lumped-parameter model of soil water and stream water chemistry. Water Resour. Res., 21, 51-63.
8. Cosby, B.J., Wright, R.F., Hornberger, G.M., and Galloway, J.N. 1985b. Modelling the effects of acid deposition: estimation of long-term water quality responses in a small forested catchment. Wat. Resour. Res., 21, 1591-1601.
9. DeWalle, D.R., Swistock, B.R., and Sharpe, W.E., 1988. Three component tracer model for stormflow on a small Appalachian forested catchment. J. Hydrol., 104, 301-310.
10. Durand, P., Neal, M., and Neal, C., 1993. Variations in stable oxygen isotope and solute concentrations in small sub-Mediterranean montane streams. J. Hydrol., 144, 283-290.
11. Hauhs, M., Neal, C., Hooper, R.P., and Christophersen, N., 1996. Summary of a workshop on ecosystem modelling: the end of an era? Sci. Tot. Environ., 183, 1-5.
12. Hill, T., and Neal, C., 1997. Spatial and temporal variation in pH, alkalinity and conductivity in surface runoff and groundwater for the upper river Severn catchment. Hydrol. Earth Systems Sci., 1, 697-715.
13. Hooper, R.P., Christophersen, N., 1992. Predicting episodic stream acidification in the southeastern United States: combining a long term acidification model and the endmember mixing concept. Wat. Resour. Res., 28(7), 1983-1990.
14. Hornung, M., Stevens, P.A., and Reynolds, B., 1986. The impact of pasture improvement on the soil solution of some stagnopodzols in mid-Wales. Soil Use Manag., 2, 18-26.
15. Hooper, R.P., Christophersen, N., and Peters, N.E., 1990. Modelling streamwater chemistry as a mixture of soilwater end-members - An application to the Panola Mountain catchment, Georgia, USA. J. Hydrol., 116, 321-343.
16. 2 in upland stream water. J. Hydrol., 99, 127-142.
17. Neal, C., 1996. Towards lumped integrated models of complex heterogeneous environments. Sci. Tot. Environ., 183, 115-124.
18. Neal, C., and Rosier, P.T.W., 1990. Chemical studies of chloride and stable oxygen isotopes in two conifer afforested and moorland sites in the British uplands. J. Hydrol., 115, 269-283.
19. Neal, C., and Robson, A.J., 1997. Integrating variations in soil adsorbed cations into a cation exchange model. Sci. Tot. Environ., 199, 277-292.
20. Neal, C., Robson, A.J., and Smith, C.J., 1990. Acid Neutralization Capacity variations for Hafrcn Forest streams: inferences for hydrological processes. J. Hydrol., 121, 85-101.
21. Neal, C., Neal, M., Warrington, A., Avila, A., Pinol, J., and Roda, F., 1992a. Stable hydrogen and oxygen isotope studies of rainfall and stream waters for two contrasting holm oak areas of Catalonia, north eastern Spain. J. Hydrol., 140, 163-178.
22. Neal, C., Robson, A.J., Reynolds, B., and Jenkins, A., 1992b. Prediction of future short-term stream chemistry - a modelling approach, J. Hydrol., 130, 87-103.
23. Neal, C., Robson, A.J., Shand, P., Edmunds, W.M., Dixon, A.J., Buckley, D.K., Hill, S., Harrow. M., Neal, M., and Reynolds, B., 1997a. Stream water quality in acid sensitive upland areas, an example of potential water quality remediation based on groundwater manipulation. Hydrol. Earth Sytems Sci., 1, 3-18.
24. Neal, C., Hill, T., Alexander, S., Reynolds, B., Hill, S., Dixon, A.J., Harrow, M., Neal, M., and Smith, C.J., 1997b. Stream water quality in acid sensitive upland areas, an example of potential water quality remediation based on groundwater manipulation. Hydrol. Earth Systems Sci., 1, 185-196.
25. Neal, C., Robson, A.J., and Christophersen, N., 1997c. Towards coupling hydrological, soil and weathering processes within a modelling perspective. In: Geochemical processes, weathering and groundmater recharge in catchments (eds. O.M.Saether and P. de Caritat), A.A. Balkema (Rotterdam), 329-380.
26. Neal, C., Wilkinson, J., Neal, M., Harrow, M., Wickham, H., Hill, L., and Morfitt, C., 1997d. The hydrochemistry of the headwaters of the river Severn, Plynlimon. Hydrol. Earth Systems Sci., 1, 583-617.
27. Reuss, J.O., Christophersen, N., and Seip, H.M., 1986. A critique of models for freshwater and soil acidification. Wat., Air Soil Poll., 30, 909-931.
28. Reynolds, B., Hornung, M., and Stevens, P.A., 1984. Factors influencing bulk precipitation chemistry at an upland site in mid-Wales. J. Environ. Studies, 22, 195-205.
29. Reynolds, B., Neal, C., Hornung, M., and Stevens, P.A., 1986. Baseflow buffering of stream water acidity in five mid-Wales catchments. J. Hydrol., 87, 167-185.
30. Reynolds, B., Neal, C., Hornung, M., Hughes, S., and Stevens, P.A., 1988. Impact of afforestation on the soil solution chemistry of stagnopodzols in mid-Wales. Water, Air Soil Poll., 38, 55-70.
31. Reynolds, B., Hornung, M., and Hughes, S., 1989. Chemistry of streams draining grassland and forest catchments at Plynlimon, mid-Wales. Hydrol. Sci. J., 34, 667-686.
32. Reynolds, B., Stevens, P.A., Adamson, J.K., Hughes, S. and Roberts, J.D. 1992. Effects of clearfelling on stream and soil water chemistry in three UK forests. Environ. Pollut., 77, 157-165.
33. Roberts, G., Hudson, J.A., Neal, C. and Leeks, G. 1994. The hydrological effects of clearfelling established coniferous forestry in an upland area of mid-Wales. In: Kirby, C. and White, W.R. (eds), Integrand River Basin Development, 187-199, Wiley, Chichester.
34. Robson, A.J., Neal, C., and Smith, C.J., 1990. Hydrograph separation using chemical techniques: an application to catchments in mid-Wales. J. Hydrol., 116, 345-365.
35. Robson, A.J., 1993. The use of continuous measurement in understanding and modelling the hydrochemistry of the uplands. PhD dissertation, University of Lancaster, Lancaster, UK, 278pp.
36. Rodhe, A., 1981. Spring flood. Meltwater or Groundwater? Nord. Hydrol., 12, 21-30.
37. Sklash, M.G., and Farvolden, R.N., 1979. The role of groundwater in storm runoff. J. Hydrol., 43, 45-65.
38. Sverdrup, H., 1996. Geochemistry, the key to understanding environmental chemistry. Sci. Tot. Environ., 67-88.
39. Taugbol, G., and Neal, C., 1994. Soil and stream water chemistry variations on acidic soils: application of a cation exchange and mixing model at the catchment level. Sci. Tot. Environ., 149, 83-95.