10
Operating Instructions and Parts Manual
(A) SPRING:
�
A spring that emerges �
from the ground. �
Occurs when water in �
permeable materials is �
trapped between �
impermeable�
material as rock or clay.
(B) LAKE, STREAM or POND:
�
Surface water
, unless treated,�
is usually not safe for human�
consumption. It may be used�
for purposes such as washing�
or irrigation.
(C) DUG WELL:�
A hole is excavated�
several feet in diameter�
to a fairly shallow �
depth. It is then lined�
with brick, stone or�
concrete to prevent�
cave-in.
(D) DRIVEN WELL:
�
Pipe with a pointed�
screen is driven into�
the ground below �
the water table. �
The depth is usually�
less than 50 feet. �
A
vailable �
diameters are �
1" through 2".
(E) DRILLED WELL:
�
A hole bored into the �
earth with machinery and�
lined with pipe. Depths �
range from a few feet �
to over 1000 feet.�
Common well diameters �
are 2", 3", 4" and 6" for�
domestic water wells.
(F) CISTERN:
�
An underground tank �
built to collect rain
water from rooftops.�
The water is not fit�
for human consumption
�
�
(A) SPRING
(B) LAKE,
�
STREAM, PO
ND�
�
(C) DUG WELL
(D) DRIVEN WELL
(E) DRILLED WELL
(F) CISTERN
SHALE
TOP SOIL
CLA
Y
PERMEABLE�
MA
TERIAL
WA
TER�
BEARING�
SAND
WA
TER T
ABLE
�
WATER SUPPLIES
Figur
e
16
- W
ater Supplies
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