Document ID: EPA-HQ-OW-2002-0033-0286
Agency: epa
Document Type: Supporting & Related Material
Title: 
Posted Date: 2003-04-14T04:00Z

Random
Draw
Activity
Data
Set
These
data
sets
contain
information
based
on
randomly
drawn
choice
sets
and
are
used
in
estimating
the
activity
specific
site
choice
models.
This
document
applies
to
the
following
sets:
fish_
wb.
sd2,
fish_
wb1.
sd2,
fish_
wb2.
sd2,
fish_
wb3.
sd2,
fish_
wb4.
sd2,
boatg320.
sd2,
boatg1.
sd2,
boatg2.
sd2,
boatg3.
sd2,
boatg4.
sd2,
swimg320.
sd2,
swimg1.
sd2,
swimg2.
sd2,
swimg3.
sd2,
swimg4.
sd2,
viewg320,
sd2,
view1.
sd2,
view2.
sd2,
view3.
sd2,
view4.
sd2.

Data
Element
Definitions
AGE
Age
in
years
AMM
Ammonia
Concentration
AWQC_
EX
Presence
of
exceedences
of
ambient
water
quality
criteria
(=
1)
BEACH
Designated
beach
or
swimming
area
(=
1)
BOATER
Boating
Obs
(=
1)
BOAT_
USE
Boat
used
on
last
trip
(=
1)
BOD
Biological
Oxygen
Demand
CAR
Car
used
on
trip
(=
1)
COLLEGE
College
graduate
(=
1)
DOCK
Dock
present
at
the
site
(=
1)
FISH
Designated
fishing
area
(=
1)
FISH300M
Number
of
fish
per
300
meters
FISHER
Fishing
Obs
(=
1)
FUEL
Fuel
available
at
the
site
(=
1)
FULL_
ID
Unique
ID
for
all
Observations
in
the
set
GLAKE
Great
Lake
(
ERIE)
site
(=
1)
HOME_
MK
Occupation
is
home
maker
(=
1)
HOUSE_
SZ
Household
size
INCOME
Annual
household
income
IWB2
Index
of
well­
being
KIDS6
Number
of
kids
6
years
and
under
LN_
ACRE
Log
of
water
area
in
acres
LN_
INC
Natural
log
of
annual
income
LN_
LNDAC
Log
of
land
area
in
acres
MOR_
BOAT
Boat
moored
on
last
trip
(=
1)
MOTOR
Motor
boat
used
(=
1)
NEW_
TOX
Toxicity
Measure
NIT
Nitrogen
Concentration
OIL
Oil
Concentration
OWN_
BOAT
Own
boat
used
on
last
trip
(=
1)
PAID_
CST
Paid
cost
of
trip
(=
1)
PARK
Designated
Park
(=
1)
PHOS
Phosphorus
Concentration
PICNIC
Picnic
sites
available
(=
1)
RAMP
Boating
ramps
present
(=
1)
RCH_
LEN
Length
of
reach
in
miles
RCH_
WID
Width
on
reach
in
feet
RESPNUM
RESPONDENT
ID
RETIRED
Currently
retired
(=
1)
RIVER
The
site
is
a
river
(=
1)
RNT_
BOAT
Rented
boat
on
last
trip
(=
1)
SAILING
Sail
boat
used
(=
1)
SHARE
Number
of
people
sharing
cost
SWIMER
Swimming
Obs
(=
1)
TKN
Total
Kehjdahl
Nitrogen
Concentration
TOW_
BOAT
Towed
boat
on
last
trip
(=
1)
TSS
Total
Suspended
Solids
Concentration
UNEMPL
Currently
unemployed
(=
1)
VIEWER
Viewing
Obs
(=
1)
VISITS
Number
of
visits
to
last
site
(
weight)
WAGE
Hourly
wage
(
default
$
5.15)
asc
Alternative
specific
constant
ds
Distance
to
site
from
home
zip
code
fish100m
Number
of
fish
per
100
meters
fish1m
Number
of
fish
per
meter
nij
Unused
obnum
Observation
number
price1
Unused
price2
Unused
rchsze
Reach
size
rf1id
Reach
File
Version
1
Unique
ID
timcost
Travel
time
tot_
n
Total
Nitrogen
trpcost
Travel
Cost
visitdm
Dummy
for
site
actually
visited
(=
1)
wgt_
300m
Average
fish
weight
per
300
meters