Predicting Stream Flow and Groundwater Dynamics
Low flow controls on stream thermal dynamics
... 5. Conclusions Using the high spatio-temporal capabilities of FO-DTS, we were able to detect high variability of thermal dynamics in co-evolved vegetated flumes with varying water depths. Our results indicate that ...
33
Analysis of groundwater flow and stream depletion in L shaped fluvial aquifers
... the groundwater- flow ...the groundwater flow in a heterogeneous aquifer with irregular outer boundaries and subject to various types of boundary conditions is of practical use from an ...
17
Determining Groundwater Recharge from Stream Flow with Seasonal Recession Method
... of groundwater recharge in Krueng Aceh watershed, the results of analysis flow was conducted by connecting the lowest point from the end of recession at every period to the time on semi-logarithmic ...
9
Hydroclimatology, modes of climatic variability and stream flow, lake and groundwater level variability.
... 14 by time series of teleconnection indices and indices representing some dimension of hydrological variability, are related. In short, this report has exposed a need for a move beyond purely statistical/mechanical ...
23
Predicting potential ecological effects of flow alterations using quantitative flow preferences of stream macroinvertebrates
... composition of macroinvertebrate communities of river reaches can thus be strongly affected by changes according to species turnover (Buisson et al., 2010; Hole et al., 2009). The results of this thesis showed species’ ...
204
Using stream flow and chemistry data to estimate catchment scale groundwater and nitrate fluxes
... near-surface flow and differential chemistry between different flow paths has allowed this approach to be applied to study seasonal patterns in stream chemistry arising from changing dominance of ...
12
Characterization of Diffuse Groundwater Inflows into Stream Water (Part II: Quantifying Groundwater Inflows by Coupling FO-DTS and Vertical Flow Velocities)
... Even though our method assumes homogeneous temperatures at the water–sediment interface, we could not ignore that external factors besides hyporheic exchange can modify it locally. For instance, solar radiation can cause ...
23
TEMPORAL AND SPATIAL ANALYSIS OF STREAM AND GROUNDWATER INTERACTIONS
... the stream and hyporheic zone through curve fitting solute tracer data, thus giving a measure of the hyporheic zone and its ...the stream channel to delineate the hyporheic zone based on the extent that the ...
90
Modelling water flow and seasonal soil moisture dynamics in analluvial groundwater fed wetland
... mean groundwater level and groundwater amplitude since distribution of different vegetation types is shown to be linked closely to these variables (De Becker et ...calculated groundwater levels for ...
10
Modelling water flow and seasonal soil moisture dynamics in analluvial groundwater-fed wetland
... value was so far from the others. Hence, based on the first two methods, a value of 1 mm d –1 was chosen as a reasonable estimate for the upward groundwater flux at the site. The geological setting of the area can ...
10
Groundwater recharge dynamics by snowmelt
... zone flow in winter as no evapotranspiration occurs due to the snow cover and cold ...water flow occurred between the vadose zone and the ...and flow has a strong control on aquifer discharge at the ...
92
Detecting groundwater discharge dynamics from point to catchment scale in a lowland stream: combining hydraulic and tracer methods
... the groundwater–surface water ...significant groundwater discharge this is of particular importance because of the risk of excess leach- ing of nutrients to ...of groundwater discharge in a lowland, ...
16
Methodological advances in predicting flow induced dynamics of plants using mechanical engineering theory
... Evolution In terms of evolution, some parallels can also be drawn, with required caution, and in a purely descriptive sense. SGs have only existed for ~50 years, but the evolution of their design has been significant, as ...
8
A Comparison of Five Statistical Methods for Predicting Stream Temperature Across Stream Networks
... on stream heat budgets for the Clearwater data (Isaak et ...(Cumdrainag), stream slope (percent) (Slope), base flow index (Bfi), percent glaciated valley (percentage of the catchment area classified ...
79
Temporal dynamics of groundwater-dissolved inorganic carbon beneath a drought-affected braided stream: Platte River case study
... on groundwater carbon cycling are poorly understood despite their potentially high relevance to terrestrial carbon ...streambed groundwater chemistry during a period of drought-induced river drying and ...
15
An evaluation of analytical stream to groundwater exchange models: a comparison of gross exchanges based on different spatial flow distribution assumptions
... and groundwater is devel- oped and evaluated against two existing ...three stream to groundwater exchange (SGE) estimation methods are distinct in their assumptions on the spatial dis- tribution of ...
20
Groundwater dynamics in degrading, discontinuous permafrost
... advective transport rate of contaminants in this aquifer is due to the high storage capacity and transmissive properties of the aquifer. 2.1.4.2 Tanana River The Tanana River, a major tributary of the Yukon River, is a ...
113
Connectivity of stream water and alluvial groundwater around restoration works in an incised sand-bed stream
... During flow events, water levels in the alluvial aquifer adjusted quickly to changes in stream level, indicating an instantaneous hydraulic response in ...the flow subsided and base flow ...
6
Dynamics of invertebrate diversity in a tropical stream
... Seasonal switching was evident for 1981–1984, but separated late-dry and wet seasons, with low-flow specialists such as anurans and various Diptera contrasting with the high-flow specialist Simuliidae in ...
21
The impact of a check dam on groundwater recharge and sedimentation in an ephemeral stream
... 3 stream water is lost as transmission losses or recharged to the groundwater over four ...the flow is generated upstream of PB, and, because PB-AS and AS-OB are both segments with transmission ...
16