b. Ground Water Supplies.
(a) Source situated in an area where fissured or creviced rock occurs.
(b) Source situated near sewer Iines, garbage filIs, latrines, septic
tanks, contaminated surface waters, or in low areas subject to flooding.
(c) Top of well casing or Iining terminates in a pit or other unfilled
(a) Well not provided with a watertight casing to a sufficient depth to
exclude surface water.
Well casing or Iining constructed of pervious or improperly joined
(c) Independent drop pipe or pipe not provided for drilled wells. Well
casing used as a suction pipe.
Well casing allowed to deteriorate and not replaced or repaired.
(b) Sewer Iines, drains, or other sources of contamination permitted to
be installed in the vicinity of the source. FiIter backwash Iines connected to the sewer.
c. Pumping Equipment.
(a) Finished water pumping equipment situated in subground level
space subject to flooding.
(b) Sewer Iines, floor drains, pit latrines, or other sources of
(a) Annular opening between well casing and education pipe not
(b) Casing vents not properly screened and hooded.