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Quarterly Journal of Engineering Geology and Hydrogeology

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Presentation on theme: "Quarterly Journal of Engineering Geology and Hydrogeology"— Presentation transcript:

1 Quarterly Journal of Engineering Geology and Hydrogeology
Transient water balances to support the conceptual understanding of flows in limestone aquifers by M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology Volume 41(1):21-33 February 20, 2008 © 2008 The Geological Society of London

2 Local geology and key water features.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

3 North–south geological cross-section.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

4 Relationship between spring flows and groundwater levels.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

5 Schematic conceptual model of local hydrogeology.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

6 Penman two-store soil moisture balance model (see text for description of numbered features).
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

7 Schematic illustration of configuration of 1D water balance ‘stores’.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

8 Comparison of observed and simulated flows at the spring for the period October 2002–September 2003.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

9 Contribution to simulated annual flow from various components of system.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

10 Comparison of observed and simulated flows at the quarry for the period October 2002–September 2003.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

11 Sensitivity analysis showing effect of varying parameters on average simulated spring flow (1961–2003). Sensitivity analysis showing effect of varying parameters on average simulated spring flow (1961–2003). M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

12 Illustrative example of predicted effect of mitigation on spring flows.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London

13 Illustrative example of use of water balance calculations to estimate volume of water to be stored.
M. Streetly Quarterly Journal of Engineering Geology and Hydrogeology 2008;41:21-33 © 2008 The Geological Society of London


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