Document ID: EPA-HQ-OW-2004-0002-1883
Agency: epa
Document Type: Supporting & Related Material
Title: 
Posted Date: 2006-07-02T04:00Z

species.
orig
stage
year
impinged.
est
entrained.
est
junk
junk
­
999
­
999
­
999
american.
eel
age01
1979
81
na
blueback.
herring
age01
1979
119
na
alewife
age01
1979
58
na
atlantic.
menhaden
age01
1979
34,267
na
gizzard.
shad
age01
1979
6,758
na
bay.
anchovy
age01
1979
448
na
goldfish
age01
1979
22
na
brown.
bullhead
age01
1979
10
na
channel.
catfish
age01
1979
8
na
red.
hake
age01
1979
17
na
mummichog
age01
1979
16
na
rough.
silverside
age01
1979
6
na
tidewater.
silverside
age01
1979
184
na
atlantic.
silverside
age01
1979
414
na
silverside.
spp
age01
1979
33
na
northern.
pipefish
age01
1979
26
na
white.
perch
age01
1979
516
na
striped.
bass
age01
1979
26
na
pumpkinseed
age01
1979
29
na
weakfish
age01
1979
534
na
spot
age01
1979
176
na
atlantic.
croaker
age01
1979
21,055
na
winter.
flounder
age01
1979
900
na
hogchoker
age01
1979
9
na
blue.
crab.
hard
age01
1979
8,376
na
blue.
crab.
soft
age01
1979
299
na
blue.
crab.
peeler
age01
1979
566
na
mud.
crab
age01
1979
10,644
na
american.
eel
juvenile
1979
na
210,890
american.
menhaden
juvenile
1979
na
21,915
bay.
anchovy
juvenile
1979
na
35,806
bay.
anchovy
pysl
1979
na
4,569,226
spottail.
shiner
pysl
1979
na
196,931
brown.
bullhead
juvenile
1979
na
20,933
rough.
silverside
pysl
1979
na
558,328
rough.
silverside
egg
1979
na
2,579
tidewater.
silverside
juvenile
1979
na
20,156
tidewater.
silverside
pysl
1979
na
1,169,911
tidewater.
silverside
egg
1979
na
17,903
atlantic.
silverside
pysl
1979
na
17,903
atlantic.
silverside
egg
1979
na
17,903
atlantic.
silverside
age01
1979
na
10,466
silverside.
spp
pysl
1979
na
108,484
silverside.
spp
ysl
1979
na
13,560
white.
perch
juvenile
1979
na
10,466
yellow.
perch
juvenile
1979
na
6,121
atlantic.
croaker
juvenile
1979
na
109,401
naked.
goby
juvenile
1979
na
71,611
naked.
goby
pysl
1979
na
2,569,410
unidentified
juvenile
1979
na
2,579
unidentified
larvae
1979
na
907,710
unidentified
egg
1979
na
15,257
notes
comments
QC
junk
junk
junk
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
4­
11
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
from
Table
5­
3
of
document
29707
JH
Riverside
Power
Plant
Impingement
and
entrainment
losses
,
Baltimore
Harbor,
Maryland
(
For
the
project
Intake
Richard
Streeter
8/
24/
05
plant
operates
0600
to
2200
only
and
was
not
operated
at
all
(
no
flow)
during
low
demand
p
Impingement
impingement
values
were
estimated
for
approx.
one
month
periods
Aug
1978
to
Jul
1979
Catch
per
flow
was
estimated
for
each
period,
then
totals
for
each
period
were
estimated
fr
Large
number
of
dead
Atlantic
Menhaden
floated
into
intake
on
22
May
1979
(
study
estima
Entrainment
entrainment
values
were
estimated
for
15
periods
from
Aug
1978
to
Jul
1979
Entrainment
estimates
were
based
on
sample
densities
and
water
volume
pumped
by
the
p
d
(
Ph2
facility)
assigned
number
29707
Intake
d
periods
from
plant
volume
during
that
period
ates
4,418)

e
plant
during
that
period
species.
orig
stage
year
impinged.
est
entrained.
est
junk
junk
­
999
­
999
­
999
american.
eel
age01
1979
81
na
american.
eel
juvenile
1979
na
210,890
blueback.
herring
age01
1979
119
na
atlantic.
menhaden
age01
1979
34,267
na
gizzard.
shad
age01
1979
6,758
na
gizzard.
shad
postlarvae
1979
na
21,915
bay.
anchovy
age01
1979
448
na
bay.
anchovy
postlarvae
1979
na
35,806
spottail.
shiner
age01
1979
22
na
tidewater.
silverside
age01
1979
184
na
tidewater.
silverside
postlarvae
1979
na
2,579
atlantic.
silverside
age01
1979
414
na
atlantic.
silverside
postlarvae
1979
na
17,903
atlantic.
silverside
egg
1979
na
17,903
atlantic.
silverside
juvenile
1979
na
1,169,911
silverside.
spp
age01
1979
33
na
white.
perch
age01
1979
516
na
striped.
bass
age01
1979
26
na
pumpkinseed
age01
1979
29
na
weakfish
age01
1979
534
na
spot
age01
1979
176
na
atlantic.
croaker
age01
1979
21,055
na
winter.
flounder
age01
1979
900
na
notes
comments
QC
junk
junk
junk
Table
4­
10
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
5­
3
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
10
of
Document
29706
Intake
Table
4­
11:
Estimated
Total
Impingement
Aug
1978
to
Jul
1979
Estimation
Period
American
Eel
Blueback
Herring
Alewife
Atlantic
Menhaden
Gizzard
Shad
Bay
Anchovy
11
Aug
­
6
Sep
0
0
0
409
0
17
7
Sep
­
3
Oct
0
0
0
230
0
21
4
Oct
­
1
Nov
0
0
0
4,968
0
0
2
Nov
­
29
Dec
0
0
0
413
0
0
30
Nov
­
26
Dec
13
13
0
261
26
182
27
Dec
­
23
Jan
0
0
0
419
87
35
24
Jan
­
23
February
0
65
22
239
6,279
152
24
February
­
21
Mar
0
0
28
0
234
0
22
Mar
­
17
Apr
0
8
8
176
64
0
18
Apr
­
15
May
14
0
0
2,654
68
41
16
May
­
12
Jun
33
33
0
24,355
0
0
13
Jun
­
10
Jul
6
0
0
40
0
0
11
Jul
­
31
Jul
15
0
0
103
0
0
Total
(
study)
81
119
58
34,267
6,758
448
Calculated
Total
rs
81
119
58
34,267
6,758
448
Goldfish
Brown
Bullhead
Channel
Catfish
Red
Hake
Mummichog
Rough
Silverside
Tidewater
Silverside
Atlantic
Silverside
Silverside
species
0
0
0
0
0
0
0
0
0
0
10
0
0
10
0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
35
0
0
0
0
0
0
0
65
282
0
9
0
0
0
0
0
0
75
0
0
0
8
0
0
0
0
8
0
0
0
0
0
0
0
0
14
0
0
0
0
17
0
0
33
0
33
0
0
0
0
6
6
6
0
0
0
0
0
0
0
0
0
0
0
22
10
8
17
6
6
184
414
33
22
10
8
17
16
6
184
414
33
Northern
Pipefish
White
Perch
Striped
Bass
Pumpkinseed
Weakfish
Spot
Atlantic
Croaker
Winter
Flounder
Hogchoker
Blue
Crab
(
hard)

0
68
0
0
0
34
0
0
0
1,618
0
31
0
0
0
21
0
0
0
84
0
30
0
0
0
0
0
0
0
45
0
0
0
0
0
0
0
0
0
19
26
0
0
0
534
0
4,497
0
0
13
0
35
17
0
0
35
16,076
0
0
0
0
174
0
0
0
0
456
0
0
0
0
103
9
0
0
0
9
0
9
0
0
8
0
0
0
0
0
0
0
40
0
0
0
14
0
0
0
0
0
420
0
50
0
0
0
0
17
0
0
516
0
17
0
0
0
12
0
0
0
2,699
0
0
0
15
0
74
0
900
0
2,922
26
516
26
29
534
176
21,055
900
9
8,376
26
516
26
29
534
176
21,055
900
9
8,376
Blue
Crab
(
soft)
Blue
Crab
(
peeler)
Mud
Crab
Total
Number
(
study)
calculated
total
­
rs
Total
Weight
(
kg)

119
102
902
3,269
3,269
48.6
10
0
2,194
2,621
2,621
13.5
0
0
2,069
7,112
7,112
190.5
0
0
469
901
901
15.1
0
0
508
6,086
6,086
18.9
0
0
105
16,914
16,914
36.3
0
0
0
7,734
7,734
147.9
0
0
9
485
485
8.5
0
0
577
897
897
8.5
0
0
2,058
5,283
5,283
106.9
33
17
1,065
26,202
26,202
1045.4
63
432
467
3,754
3,754
14.5
74
15
221
4,339
4,339
43.1
299
566
10,644
85,597
85,587
1697.7
299
566
10,644
85,597
85,597
1697.7
Table
5­
4:
Estimated
total
Entrainment
Aug
1978
to
Jul
1979
Estimation
Period
Juvenile
American
Eel
Juvenile
American
Menhaden
Juvenile
Bay
Anchovy
Postlarvae
Bay
Anchovy
Postlarvae
Spottail
Shiner
Juvenile
Brown
Bullhead
Postlarvae
Rough
Silverside
1
Aug
­
6
Sep
0
21,915
0
4,470,560
0
0
547,862
7
Sep
­
3
Oct
0
0
0
20,933
0
20,933
10,466
4
Oct
­
5
Nov
0
0
0
0
0
0
0
6
Nov
­
20
Dec
0
0
0
0
0
0
0
21
Dec
­
22
Feb
0
0
0
0
0
0
0
23
Feb
­
11
Mar
0
0
0
0
0
0
0
12
Mar
­
25
Mar
12,228
0
0
0
0
0
0
26
Mar
­
7
Apr
15,109
0
0
0
0
0
0
8
Apr
­
21
Apr
30,515
0
0
0.00
0
0
0
22
Apr
­
6
May
153,038
0
0
6,122
0
0
0
7
May
­
19
May
0
0
0
0
0
0
0
20
May
­
2
Jun
0
0
0
0
0
0
0
3
Jun
­
16
Jun
0
0
0
0
0
0
0
17
Jun
­
1
Jul
0
0
0
0
0
0
0
2
Jul
­
30
Jul
0
0
35,806
71,611
196,931
0
0
Total
(
study)
210,890
21,915
35,806
4,569,226
196,931
20,933
558,328
calculated
total
­
rs
210,890
21,915
35,806
4,569,226
196,931
20,933
558,328
Egg
Rough
Silverside
Juvenile
Tidewater
Silverside
Postlarvae
Tidewater
Silverside
Egg
Tidewater
Silverside
Postlarvae
Atlantic
Silverside
Egg
Atlantic
Silverside
Adult
Atlantic
Silverside
Postlarvae
Silverside
spp.
Prolarvae
Silverside
spp.

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10,466
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40,681
0
0
0
0
108,484
13,560
0
20,156
382,954
0
0
0
0
0
0
0
0
162,921
0
0
0
0
0
0
2,579
0
28,368
0
0
0
0
0
0
0
0
554,987
17,903
17,903
17,903
0
0
0
2,579
20,156
1,169,911
17,903
17,903
17,903
10,466
108,484
13,560
2,579
20,156
1,169,911
17,903
17,903
17,903
10,466
108,484
13,560
Juvenile
White
Perch
Juvenile
Yellow
Perch
Juvenile
Atlantic
Croaker
Juvenile
Naked
Goby
Postlarvae
Naked
Goby
Juvenile
Unidentified
Postlarvae
Unidentified
Egg
Unidentified
Total
0
0
0
0
1,687,420
0
0
0
6,727,757
10,466
0
0
0
366,321
0
0
0
439,585
0
0
0
0
21,027
0
0
0
21,027
0
0
0
0
29,169
0
0
0
29,169
0
0
109,401
0
0
0
0
0
109,401
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12,228
0
0
0
0
0
0
0
0
15,109
0
0
0
0
0
0
0
15,257
45,772
0
6,121
0
0
0
0
0
0
165,281
0
0
0
0
0
0
0
0
162,725
0
0
0
0
0
0
10,078
0
413,188
0
0
0
0
0
0
173,782
0
336,703
0
0
0
0
0
2,579
7,737
0
41,263
0
0
0
71,611
465,473
0
716,113
0
2,166,241
10,466
6,121
109,401
71,611
2,569,410
2,579
907,710
15,257
10,685,449
10,466
6,121
109,401
71,611
2,569,410
2,579
907,710
15,257
10,685,449
calculated
total
­
rs
6,727,757
439,585
21,027
29,169
109,401
0
12,228
15,109
45,772
165,281
162,725
413,188
336,703
41,263
2,166,241
10,685,449
10,685,449