http://www.epa.gov/owmitnet/pcsguide.htm
For PCS data http://www.epa.gov/enviro/html/pcs/pcs_overview.html
blanks or zeros are included in the coverage by associating an Albers
Y_COORD or X_COORD from another facility as defined by the FINDS
identifier. In these cases, the ALBERS_SRC attribute contains the name
of the EPA program system from which the Albers values were borrowed.
facility is located.
for major facilities.
construct.
achieve the ultimate effluent limitation in the permit reflecting
secondary treatment, best practicable control technology (BPT), best
available technology (BAT), or more stringent limitations, such as state
required limitations or water quality based limitations, or less
stringent limitations established by a variance or a waiver.
beginning of the stream segment.
statutory requirements in accordance with the National Municipal Policy
(NMP)
plan (MCP) schedule and meet the statutory requirements in accordance
with the National Municipal Policy (NMP).
be or was established.
Industrial Classification (SIC) Manual.
where 'significant event' represents the mouth of a body of water, the
confluence of two streams, etc.
geographic location. Also referred to as Cataloging Unit and as HUC by
frequent users of Reach information.
devised parameter code.
devised parameter code.