ALTERNATIVE APPROACHES FOR WATER EXTRACTION IN AREAS SUBJECT TO SALTWATER UPCONING
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ALTERNATIVE APPROACHES FOR WATER EXTRACTION IN AREAS SUBJECT TO SALTWATER UPCONING David L. Tarbox, P.G., P.H.G. William C. Hutchings, P.G. HSA Engineers & Scientists, Tampa, FL. Withdrawal (Q). Recharge. T-3. T-2. T-1. Withdrawal (Q). T-3. T-2. T-1. Fully Penetrating. Shallow. Trench.

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Alternative approaches for water extraction in areas subject to saltwater upconing

ALTERNATIVE APPROACHES FOR WATER EXTRACTION IN AREAS SUBJECT TO SALTWATER UPCONING

David L. Tarbox, P.G., P.H.G.William C. Hutchings, P.G.HSA Engineers & Scientists, Tampa, FL


Alternative approaches for water extraction in areas subject to saltwater upconing

Withdrawal (Q) TO SALTWATER UPCONING

Recharge

T-3

T-2

T-1


Alternative approaches for water extraction in areas subject to saltwater upconing

Withdrawal (Q) TO SALTWATER UPCONING

T-3

T-2

T-1


Alternative approaches for water extraction in areas subject to saltwater upconing

Fully Penetrating TO SALTWATER UPCONING

Shallow

Trench

ELEVATION

-0.5 m

-5.0 m

STRATIGRAPHY


Steady state conditions

STEADY STATE CONDITIONS TO SALTWATER UPCONING

Salinity

250 MG/L

500 MG/L

1,000 MG/L

5,000 MG/L

10,000 MG/L

20,000 MG/L

Uniform Recharge: 0.001 meter/day


Fully penetrating well
FULLY PENETRATING WELL TO SALTWATER UPCONING

Salinity

250 MG/L

500 MG/L

1,000 MG/L

5,000 MG/L

10,000 MG/L

20,000 MG/L

Discharge Rate: 384 m3/day


Shallow well
SHALLOW WELL TO SALTWATER UPCONING

Salinity

250 MG/L

500 MG/L

1,000 MG/L

5,000 MG/L

10,000 MG/L

20,000 MG/L

Discharge Rate: 384 m3/day


Alternative approaches for water extraction in areas subject to saltwater upconing

HORIZONTAL TRENCH TO SALTWATER UPCONING

Salinity

250 MG/L

500 MG/L

1,000 MG/L

5,000 MG/L

10,000 MG/L

20,000 MG/L

Discharge Rate: 384 m3/day


Alternative approaches for water extraction in areas subject to saltwater upconing

APPLICATION TO SALTWATER UPCONING


Alternative approaches for water extraction in areas subject to saltwater upconing

CONCLUSIONS TO SALTWATER UPCONING

With Suitable Conditions

Encourage similar approaches by large users of irrigation water

Golf Courses, Nurseries, & Subdivisions

Protect groundwater from saltwater intrusion