MIL-HDBK-1005/7A
Table 4
Water Sampling Points
LOCATIONS
REASONS FOR SAMPLING
Source of supply
To evaluate and classify raw water
quality
To detect and assess the degree of
To assess the treatment required for
beneficial uses
Treatment plant
To ascertain the efficiency of the
treatment processes
To control quality as delivered to the
distribution system
Transmission and
To locate the cause of any sudden
distribution systems deterioration in
quality within the system
To control scale and corrosion or slime
in the systems
Point of use
To ascertain the quality for
potability, palatability, and other
beneficial uses
3.1.3
Methods . Methods published in American Public Health
Association (APHA), Standard Methods for Examination of Water
and Wastewater , or as specified by EPA or the State, should be
used in the examination of water.
3.1.4
Frequency of Examination. An initial investigation of
a new source of supply is required. At least one complete
bacteriological, physical, and chemical examination of raw water
is required. When there are sufficient data from existing
records, or from hydrological, geological, and sanitary surveys,
to establish that the sample is representative, no additional
tests are necessary.
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