[THE HOUSTON SHIP CHANNEL, SAN JACINTO RIVER TIDAL, … · contiguous waters including Upper...
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The Houston Ship Channel, San Jacinto River Tidal, and Upper Galveston Bay Fish Consumption Advisory 1990-2004 Department of State Health Services 055891
Transcript of [THE HOUSTON SHIP CHANNEL, SAN JACINTO RIVER TIDAL, … · contiguous waters including Upper...
The Houston Ship Channel, San Jacinto River Tidal, and Upper Galveston Bay
Fish Consumption Advisory
1990-2004
Department of State Health Services
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Sample Sites 1990–2004
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Advisory History
1990 Consumption advisory (ADV-3) issued for the Houston Ship Channel and all
contiguous waters including Upper Galveston Bay north of a line from Red Bluff Point to Five-Mile Cut Marker to Houston Point due to the presence of dioxins in catfish and blue crab.
2001
Consumption advisory (ADV-20) issued for the Houston Ship Channel and all contiguous waters upstream of the Lynchburg Ferry Crossing including the San Jacinto River below the U.S. Highway 90 Bridge due to the presence of pesticides and PCBs in all species of fish.
2005
Consumption advisory (ADV-28) issued for the Houston Ship Channel and Upper Galveston Bay due to the presence of PCBs in spotted seatrout.
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Contaminants of Concern 1990–2004
Polychlorinated Biphenyls (PCBs)
Dioxins (PCDFs/PCDDs)
Chlordane DDD DDE DDT Hexachlorobenzene Heptachlor epoxide
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Mean PCDD/PCDF TEQ Concentrations by Year 11.000 --.-----------------------------------------,
10.000 RECOMMEND NO CONSUMPTION (9.380 pg/g)
............................................................................................................................................................. 9.000
~ ~
8.000
"' 1: .Q
7.000 ..... !!! ..... 1: Q) u 1: 6.000 0 u 5.377 0 ...., 1-L.L. 0
5.000 u 0... -0 0 4.000 u 0... 1:
"' Q) 3.000 ~
......................................................................................................................... 2.000
RECOMMEND LIMITED CONSUMPTION (2.330 pg/g)
1.000
N = 12 N=5 N = 24 N =45 0.000 ,L----------,.....----------,.-----------r----------1
1990 1994 1996 2004
Year
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Hazard Index by Year 3.00 ----------------------------------------
X <11
"C
2.50
2.00
s:::: 1.50 "C ...
!"CJ N ... !"CJ :I:
1.00 •••••••
0.50
0.00 -t---
1990 1994
N=32 N = 45
1996 1999 2004
Year
• Dioxins
• Pesticides
• PCBs
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Spotted Seatrout Hazard Index by Site
6.00
5.00
=. 4.00 X Q)
"C 1:
"C ... ra ~ 3.00 :I:
2.00
1.00
Yacht Club Marina Tabbs Bay Lynchburg Ferry
Site
SJR IH 10 HSC Turning Basin
• Dioxins
• Pesticides
• PCBs
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Sample Sites 2010–2011
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Target Species 2010–2011 Total Samples (63)
Black drum (7) Blue catfish (5) Blue crab (4) Flathead catfish (2) Gafftopsail catfish (6) Hardhead catfish (3)
Red drum (8) Sand trout (3) Sheepshead (5) Southern flounder (3) Spotted seatrout (16) Striped bass (1)
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Sample Sites 2012
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Target Species 2012 Total Samples (48)
Alligator gar (2) Black drum (6) Blue catfish (3) Blue crab (8) Channel catfish (2) Common carp (2) Gafftopsail catfish (2)
Hardhead catfish (3) Red drum (2) Sheepshead (6) Smallmouth buffalo (4) Southern flounder (4) Spotted seatrout (3) White bass (1)
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