Page
1
of
1
Memorandum
From:
Lynn
Zipf
USEPA/
OW/
OST
ph:
(
202)
566­
1429
Zipf.
Lynn@
epa.
gov
To:
MP&
M
Record
Date:
February
13,
2003
Re:
Drinking
Water
Intake
For
the
final
rule,
EPA
used
the
most
current
estimates
of
water
ingestion
for
the
population
of
the
United
States.
The
estimated
mean
ingestion
of
total
water
by
"
consumers
only"
is
1,241
ml/
person/
day
(
90th
confidence
interval
is
1,208
to
1,274
ml/
person/
day).

The
url
is
http://
www.
epa.
gov/
waterscience/
drinking/
percapita/.

U.
S.
EPA.
2000.
Estimated
Per
Capita
Water
Ingestion
in
the
United
States.
EPA­
822­
R­
00­
008.
April,
2000.
