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Baseline Baseline Conditions Conditions

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Baseline Conditions. General Hydrogeology. Schematic Cross-section. Bedrock. Reality Check. SWL/Data 778-920 ft. Model 782-922ft. Modeling based on GWIM data matches surprisingly well with the SWL w/o calibration. Flow ≈ 0.02 cfs. Flow ≈ .04 cfs. 0.42, 0.41. 0.00, 0.05. Flow ≈ 6.5 cfs. - PowerPoint PPT Presentation

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Page 1: Baseline Conditions

Baseline ConditionsBaseline Conditions

Page 2: Baseline Conditions

General General HydrogeologyHydrogeology

Page 3: Baseline Conditions
Page 4: Baseline Conditions
Page 5: Baseline Conditions

Schematic Cross-sectionSchematic Cross-section

Bedrock

Page 6: Baseline Conditions
Page 7: Baseline Conditions
Page 8: Baseline Conditions

Modeling based on GWIM data matches surprisingly well with the SWL w/o calibration

SWL/DataSWL/Data778-920 ft778-920 ft

ModelModel782-922ft782-922ft

Reality CheckReality Check

Page 9: Baseline Conditions

Comparison with Comparison with Observed BaseflowObserved Baseflow

0.07, 0.08

0.00, 0.05

0.42, 0.41

Flow ≈ 0.02 cfs

Flow ≈ .04 cfs

6.61, 6.38

0.68, 0.73

0.45, 0.071.34, 1.45

Flow ≈ 6.5 cfs

Flow ≈ 0.56 cfs

3.33, 2.55

13.82, 14.85

21, 29

Flow ≈ 9.4 cfs

Flow ≈ 3.9 cfs

Total Flow ≈ 23.75 cfs

Measured & Predicted Stream Flows

0

5

10

15

20

25

30

35

Osborne Road Cobb Road 43rd St 44th St M89 USGS

Locations

Flor

Rat

e (c

fs) Data: Aug 26

Data: Oct 9

Model

Measured & Predicted Stream Flows

0

5

10

15

20

25

30

35

Osborne Road Cobb Road 43rd St 44th St M89 USGS

Locations

Flor

Rat

e (c

fs) Data: Aug 26

Data: Oct 9

Model

Page 10: Baseline Conditions

Testing Testing Management Management

OptionsOptions

Page 11: Baseline Conditions

Assessing the effectiveness Assessing the effectiveness of Management Scenariosof Management Scenarios

Page 12: Baseline Conditions

Changes in Land-use/Land Changes in Land-use/Land Management PracticesManagement Practices

Corn Corn Brome grass Brome grass Rate of recharge 12 in/yr Rate of recharge 12 in/yr → 16.5 in/yr→ 16.5 in/yr

Corn Corn Medium Density Residential Medium Density Residential Rate of recharge 12 in/yr Rate of recharge 12 in/yr → 8.3 in/yr→ 8.3 in/yr

Corn Corn Corn-winter Wheat Corn-winter Wheat Rate of recharge 12 in/yr Rate of recharge 12 in/yr → 11.5 in/yr→ 11.5 in/yr

Page 13: Baseline Conditions
Page 14: Baseline Conditions

Model OutputModel Output

Page 15: Baseline Conditions

Simulation ResultsSimulation Results

CornCorn Urban UseUrban Use

Page 16: Baseline Conditions

Model OutputModel Output

Page 17: Baseline Conditions

Simulation ResultsSimulation Results

CornCorn Brome grassBrome grass

Page 18: Baseline Conditions

Sub-model MapsSub-model Maps

Corn Brome grass

Page 19: Baseline Conditions

Sub-model MapsSub-model Maps

Corn Urban use

Page 20: Baseline Conditions

Well Location: Well Location:

Upstream vs. DownstreamUpstream vs. Downstream

Well Depth: Well Depth:

Shallow vs. DeepShallow vs. Deep

Put in a high capacity well Put in a high capacity well

Page 21: Baseline Conditions

Shallow wellShallow wellUpstream

Downstream

Page 22: Baseline Conditions

Shallow WellsShallow WellsBefore Wells Upstream Downstream

Page 23: Baseline Conditions

Shallow WellsShallow Wells

Before Wells Upstream Downstream

Page 24: Baseline Conditions

Deep wellDeep wellUpstream

Downstream

Page 25: Baseline Conditions

Deep WellDeep WellBefore Wells Upstream Downstream

Page 26: Baseline Conditions

Deep WellDeep Well

Before Wells Upstream Downstream