BY
DARSIHARJO, M.S., DR.
GROUNDWATER CONSERVATION
AT COASTAL AREA
1. USAGE WATER POTENCY
A. WELL DEEPNESS ACCORDING
TO INTERFACE CONDITION
B. PUMP DEBIT DO NOT EXCEED
MAXIMUM
3. DIFFUSION WELL
4. MAKING RIVER DAM
5. LIQUID CEMENT INJECTION
6. MANGROVE CONSERVATION
MSL
Interface Water table
Ground Surface
hf
hs
ſs
ſf Ocean
Ground surface
Rocks
Fresh Water Pump
Water Table
Saline Water
Fresh Water Rocks
Ground Surface
Fresh Water
Rocks Ground Surface
House
Rocks Septic tank
EXAMPLE
TOTAL AREA = 500 M
2
RAIN INTENSITY = 50 MM/HOUR
QUESTION:
Saline
Fresh
Saline
Fresh
Rocks Natural Level Dam
Ocean
Saline water Fresh water
Continent
Cement liquid
Push
Ocean
Saline water Fresh water
Continent
Mangrove
Road
LIGHT AND OXYGEN DEMAND
O2
NO2
NO3 O3
Fertile rain
>3 DAYS
RECYCLE WATER WASTE
House
Well Grave Soils
Fresh water
Well
Septic tank
Road
Well
Septic tank
Road
Road
Road
Well
Septic tank
Pump
Water
Pump