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Appendix A
Habitat Descriptions
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 2
Table of Contents
1. Subsegment 020902 – Little Lake .......................................................................... 16
1.1. Site 3090 – Little Lake ...................................................................................... 16
2. Subsegment 020903 – Barataria Waterway ........................................................... 17
2.1. Site 3085 – Grand Bayou east of Galliano, LA ................................................. 17
3. Subsegment 020906 – Bay Rambo ....................................................................... 18
3.1. Site 3084 – Bay Rambo northwest of Grand Isle, LA ....................................... 18
4. Subsegment 120107 – Upper Grand River and Lower Flat River .......................... 19
4.1. Site 0998 – Upper Grand River at levee and Site 3083 – Upper Grand River northeast of Grand River, LA ..................................................................................... 19
4.2. Site 2750 – Pat Bay ......................................................................................... 20
4.3. Site 3082 – Lower Flat of Upper Grand River .................................................. 21
5. Subsegment 120201 – Lower Grand River and Belle River ................................... 22
5.1. Site 3081 – Bay Natchez west of Bayou Corne, LA ......................................... 22
6. Subsegment 120204 – Lake Verret and Grassy Lake ............................................ 23
6.1. Site 3079 – Pierre Part Bay southeast of Pierre Part, LA ................................. 23
6.2. Sites 3080, 3106, 3107, 3108, and 3109 – Lake Verret ................................... 24
6.3. Site 0588 – Grassy Lake .................................................................................. 25
7. Subsegment 120205 – Lake Palourde ................................................................... 25
7.1. Sites 3111, 3112, and 3113 – Lake Palourde .................................................. 25
8. Subsegment 120206 – Grand Bayou and Little Grand Bayou................................ 26
8.1. Site 2970 – Grand Bayou at Bayou Corn, LA ................................................... 26
8.2. Site 2976 – Grand Bayou southwest of Belle Rose, LA ................................... 27
9. Subsegment 120403 – Intracoastal Waterway ....................................................... 28
9.1. Site 3007 – Bayou Copasaw south of Gibson, LA ............................................ 28
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10. Subsegment 120404 – Lake Penchant................................................................ 29
10.1. Site 0896 – Lake Penchant southwest of Houma, LA ................................... 29
11. Subsegment 120604 – Bayou Blue ..................................................................... 30
11.1. Site 3088 – Unnamed canal east of Montegut, LA ........................................ 30
12. Subsegment 120703 – Bayou Du Large.............................................................. 31
12.1. Site 3086 – Lake Mechant southwest of Dulac, LA ....................................... 31
12.2. Site 3087 – Unnamed lake, west of Caillou Lake, southwest of Dulac, LA ... 32
13. Subsegment 120704 – Bayou Terrebonne .......................................................... 33
13.1. Site 3089 – Unnamed canal southeast of Montegut, LA ............................... 33
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Appendix A - Page 4
List of Tables
Table A-1. Permitted dischargers in the Barataria and Terrebonne Basins. ................... 9
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Appendix A - Page 5
List of Figures
Figure A-1. Louisiana Ecoregions defined by LDEQ based on USEPA's Level III Ecoregion boundaries. .................................................................................................... 6
Figure A-2. Location of reference sampling sites and surrounding land uses in the Barataria and Terrebonne Basins. .................................................................................. 7
Figure A-3. Location of permitted dischargers in the Barataria and Terrebonne Basins. 8
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Appendix A - Page 6
Figure A-1. Louisiana Ecoregions defined by LDEQ based on USEPA's Level III Ecoregion boundaries.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 7
Figure A-2. Location of reference sampling sites and surrounding land uses in the Barataria and Terrebonne Basins.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 8
Figure A-3. Location of permitted dischargers in the Barataria and Terrebonne Basins.
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May 9, 2008
Appendix A - Page 9
Table A-1. Permitted dischargers in the Barataria and Terrebonne Basins.
Subsegment LDEQ Agency
Interest Number Agency Name
020902 133000 Lafourche Parish School Board #1 - Kings Ridge Oil & Gas Field
020902 105199 Grandison Trust Production Facility
020902 117261 State Lease 17780 Production Facility #1 - S Little Lake Field
020902 134582 Rattle Trap Facility (State Lease 18146 #2 Well) - Little Lake Field
020902 128112 Rattle Trap Facility (State Lease 18146 #1 Well) - Little Lake Field
020902 155902 State Lease #2383 #2 Sidetrack - Little Lake Field
020902 136024 2383 Platform - Little Lake Field
020902 155903 State Lease 18010 #1 Strike King West Prospect
020902 136506 LL&E #1 Little Lake Field (Strike King)
020902 136028 South Half Tank Battery - Little Lake Field
020902 136029 North Half Tank Battery - Little Lake Field
020902 101827 Little Lake Field Facility
020902 115804 Urania E&P Facility - Wildcat Field
020902 40659 Avondale Container Yard Inc
020902 134007 Little Temple Facility - Little Temple Field
020903 88253 Saturday Island #1 Facility
020903 103350 William G Helis Co LLC - West Saturday Island Wildcat
020903 10505 Manila Village Production Facility
020903 134117 Manila Village Commingling Facility #1
020903 134861 Manilla Village Tank Battery - Manilla Village Field
020903 134779 Manilla Village Production Barge #1 - Manilla Village Field
020903 33706 State Lease 2430 Three Bayou Bay Field
020903 83743 North Little Lake Facility
020903 115169 Lafitte Transfer Barge #1
020903 32190 Lafitte #6 Central FacilityTank Battery #11
020903 32203 Lafitte Field CF #8 Tank Battery #13
020903 25619 AEP Elmwood LLC
020903 25675 Ocean Technical Services Inc
020903 40416 AAA Cooper Transportation
020903 19539 Jefferson Parish Water Department - Eastbank Water Plant
020903 3043 Ochsner Clinic Foundation
020903 109290 Proposed Lowe's Home Center
020903 1274 SOPUS Products - Metairie Plant
020903 2503 Turner Industries Group LLC
020903 32197 Lafitte Central Facility 10 Tank Battery #8
020903 26830 Stone Energy Corp - Commingling Facility #1
020903 20205 Diversified Foods & Seasonings Inc
020903 32189 Lafitte Field Compressor Station TB # 5 & Camp
020903 32193 Lafitte CF #2 Tank Battery #6
020906 42224 John Brady - Leeville Camp
020906 809 Chevron USA Inc - Leeville Shore Base
020906 124590 Barrow #1 Well Production Facility - Leeville Field
020906 114934 Allan Co Well #1 - Bayou Raphael Field
020906 32342 Leeville CF #4 Tank Battery #9
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May 9, 2008
Appendix A - Page 10
Subsegment LDEQ Agency
Interest Number Agency Name
020906 17928 LaGraize #1 Tank Battery - Leeville Field
020906 149295 Lefort Production Facility
020906 98108 Bobby Lynn's Marina Inc - WWTP
020906 118558 Clovelly Field Facility
020906 32359 Lake Enfermer Production Facility #2
020906 20751 Golden Meadow Fuel Dock
020906 93491 Louisiana Delta Farms #1 Production Facility
020906 32355 Lake Enfermer #1
020906 32322 Lake Enfermer Production Facility
020906 123274 Lafourche Realty #1 Production Facility
020906 85065 LL&G Construction Inc - Segrette State Park Floodwall
020906 100510 Delta Farms West Production Facility
020906 125964 Grandison Trust #1 Well - Lake Enfermer Field
020906 153284 LL&E Well #1 - Drilling Structures Project
020906 18331 Bayou Raphael Production Facility
020906 137697 Rawle #1 - Coffee Bay Field
020906 121398 LL&E #1 Production Facility - Coffee Bay Field
020906 137696 LL&E #1 - Kings Ridge Field
020906 132980 Figarola Well #1
120107 20411 Bayou Bleu Central Facility #2
120107 118389 Bayou Bleu - Central Facility #1
120201 42692 Oak Harbor Development LLC
120201 19217 St Martin Parish Sewer District #1
120201 133268 Total Environmental Solutions Inc (TESI) - Cypress Cove Subdivison
120201 83392 Torch Energy Services Inc Boat Dock & Parking Lot
120201 84826 Total Environmental Solutions Inc - The Oaks at Belle River Subdivision STP
120201 19218 St Martin Parish Water & Sewer Commission #1 - Belle River WWTP
120201 98435 LADOTD - Belle River Bridge
120201 42708 OGA Ltd Partnership - Oak Grove Apartments
120201 109823 Pierre Part Primary School
120201 121150 Gerald Alleman Turtle Farm
120201 18335 World-Wide Environmental Solutions LLC - Bayou Pierre Part Subdivision
120201 133678 Assumption Parish Recreation District No 2 "Veterans Park"
120201 119474 Peterman #1 Well - Natchez Prospect Field
120201 98434 LADOTD - Bayou Pigeon Bridge
120201 41105 BJ's Country Store & Deli
120201 154865 A Wilbert's Sons et al Well No 1
120201 147650 J Supple Production Facility
120201 32135 White Castle Field Production Facility
120201 41138 USArmy COE - Bayou Sorrel Lock
120201 123582 Iberville Parish Council - West Iberville Head Start Center
120201 128638 Forest Home Partnership Facility
120201 18840 Nottoway Plantation Inc
120201 3519 ExxonMobil Chemical Co - Baton Rouge Polyolefins Plant
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May 9, 2008
Appendix A - Page 11
Subsegment LDEQ Agency
Interest Number Agency Name
120201 19184 Crosstex LIG Liquids LLC - Plaquemine Gas Plant
120201 27823 Air Liquide Large Industries US LP - Plaquemine ASU Facility
120201 83670 Iberville Parish Parks & Recreation - Crescent Bend Park
120201 117295 Iberville Multi-Purpose Center WWT Facility - Construction Project
120201 137494 Iberville Parish Council - Patureau Lane Sewer
120201 18523 Crescent Elementary School
120201 42137 LADOTD - Plaquemine Fleet Landing
120201 98292 MMC Inc - Plaquemine Portable Plant
120201 18766 Maison de Ville & Iberville Manor
120201 7454 Harvest Ford L&M
120201 38738 River West Medical Center
120201 19442 Plaquemine Caring LLC - Iberville Living Center
120201 132821 Murphy USA #7319
120201 3129 Shintech Louisiana LLC - Shintech - Plaquemine Methanol Plant
120201 2455 Georgia Gulf Chemicals & Vinyls LLC - Plaquemine Division
120201 18522 Plaquemine High School
120201 8052 Heck Industrial Inc - Plant #6
120201 22600 Hebert Brothers Engineers
120201 32152 D&S Distributors Inc
120201 19331 Plaquemine City of - South WWTP
120201 40763 Belleview Mobil - Suds Carwash
120201 26034 Louisiana Energy & Power Authority (LEPA) - Plaquemine Steam Electric Power Plant
120201 126578 Shintech Louisiana LLC - Plaquemine PVC Plant
120201 12271 Hanks Pontiac GMC Buick Inc
120201 101870 The Car Wash
120204 40741 Gerald Hotard - Pelican Place Mobile Home Park
120204 153469 Family Dollar #4888
120204 153529 Labadieville Middle School
120204 109820 Labadieville Middle School - WWTP
120204 18338 World-Wide Environmental Solutions LLC - Bayou Tranquille Subdivision
120204 114618 Assumption Parish Police Jury - Attakapas Landing
120204 548 Chaparral Energy Inc - Oakley Field Tank Battery
120204 32624 Lafarge North America Inc - Belle Chasse Plant #1
120204 87401 Supreme Sugar Co
120204 151147 Labadieville Primary School - WWTP
120204 5587 Assumption High School
120204 17961 CF Bean LLC
120204 88704 Boh Brothers Construction Co LLC - Springwood Estates Subdivision Development
120204 115476 J Aaron #2 Production Facility
120204 116857 Georgette Sewer System - Construction
120204 18780 Assumption Parish Police Jury - Back Marais Sewer District
120204 140776 Sperg's Community Center LLC
120204 153283 St John's Baptist Church Inc
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May 9, 2008
Appendix A - Page 12
Subsegment LDEQ Agency
Interest Number Agency Name
120204 87713 Lake Verret Tank Battery
120204 8157 Gulf South Pipeline Co LP - Napoleonville Compressor Station
120204 43003 Total Environmental Solutions Inc - Seraphim Estates
120204 90172 East Lake Verret Facility
120204 84048 East Lake Verret Field Facility - East Lake Verret Field
120204 41969 Jefferson Parish Sewerage Department
120204 114928 State Lease 17777 Well #1 - Pierre Pass Field
120204 130174 Duffy's Restaurant LLC - Too's Seafood & Steakhouse
120204 33098 Benson Seafood Inc
120204 19376 Napoleonville Village of - WWTP
120204 115003 Assumption Parish Police Jury - Municipal Separate Storm Sewer System
120204 154897 US Postal Service - Napoleonville Post Office
120204 138840 Vince's BBQ & Smokehouse
120204 74945 Cracker Barrel Stores Inc #33
120204 1828 Barbera Chrysler
120204 89132 Pierre Part Touchless Car Wash LLC - Pierre Part Car Wash
120204 72101 Pierre Part Store Inc
120204 66590 J&R Simmons Inc - Dairy Inn
120204 98443 LADOTD - Pierre Part Bridge
120204 40758 BellSouth Telecommunications J3322
120205 30604 New Industries Inc
120205 27346 Oceaneering International Inc - Diving Division
120205 19214 St Mary Parish District #1 - Siracusa Subdivision STP
120205 122177 Halimar Shipyard LLC
120205 14279 Neff Rental
120205 93499 American Vacuum
120205 26326 Joseph J Cefalu Sr Municipal Steam Plant
120205 13032 AJ Dohmann Chrysler Inc
120205 19388 Morgan City - Wastewater Treatment Plant
120205 122515 Mike's Car Wash LLC
120205 86780 Terrebonne Parish Recreation District #8 - Donner Community Center
120205 43649 Tuboscope A National Oilwell Varco LP Co - Morgan City Inspection Facility
120205 38847 Patterson Tubular Services Inc
120205 146874 Brandon Leonard - Coastal Tank Cleaning LLC
120205 30235 Morgan City City of - Water System
120205 19259 Solar Marine Salvage & River Sand
120205 113866 Total Environmental Solutions Inc - Cypress Village Subdivision
120205 19968 World-Wide Environmental Solutions LLC - Wildwood Subdivision
120205 83429 Morgan City/Berwick Floodproofing
120205 11745 DS&B Lease A Battery - Chacahoula Field
120205 134772 Lake Palourde Norman Production Facility - Lake Palourde Field
120205 31527 East Lake Palourde Field Facility - East Lake Palourde Field
120205 135267 Ajax Compressor Station
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May 9, 2008
Appendix A - Page 13
Subsegment LDEQ Agency
Interest Number Agency Name
120205 114234 Chacahoula Field C Battery
120205 110688 State Lease 17599 Well #1 Facility - Simon Pass Field
120205 19969 World-Wide Environmental Solutions LLC - Greenleaf Park Subdivision
120205 42857 Plaquemines Parish Government - Woodlawn Office Building
120206 93345 Heritage Manor of Napoleonville
120206 151047 Bayouside Grill
120206 80687 Dugas & LeBlanc #1 Well Production Barge Facility - Bayou St Vincent Field
120206 131290 State Lease 16626 Production Facility
120206 116873 Grant Loop Community Sewer System
120206 42344 Lula Westfield LLC - Westfield Raw Sugar Factory
120206 90580 Ramos Investments #1 Facility
120206 87130 St Elizabeth School
120206 1007 Dow Chemical Co - Grand Bayou Operations
120206 42929 KDS Promix LLC - Promix Fractionation Facility
120206 41241 Bayou Corne Sewer Co Inc - Sportmans Paradise Subdivision
120206 43525 PB Energy Storage Services Inc - Oxychem Brine Pipeline
120206 98149 Gulf South Pipeline Co LP - Rodrigue Compressor Station
120206 25004 Acadian Gas Storage Facility
120206 93668 Super Stop Enterprises - Gator Super Stop Truck Stop
120206 27281 Chevron Pipe Line Co - Napoleonville Storage Facility
120206 86479 No Problem Raceway Park
120206 27926 El Paso Field Services LP - Napoleonville Salt Dome Storage
120206 4182 Lula Westfield LLC - Lula Raw Sugar Factory
120206 109817 Belle Rose Middle School
120206 43365 St James Facilities Corp - St James Youth Center
120206 8114 Elray Kocke Service Inc
120206 154685 Lowery Elementary School
120206 7359 Texas Eastern Transmission LP - White Castle Compressor Station
120206 41421 Shell Pipeline Co LP - Statewide Pipeline Operations
120206 4895 Hercules Inc
120206 153707 Fay Ross #1 - Laurel Ridge Field
120206 1306 Cora Texas Manufacturing Co
120206 8469 Clean Harbors White Castle LLC - Landfarm Facility
120206 17771 T T Barge Cleaning Mile 183 Inc
120206 12919 Lafayette Mazda
120206 4197 Southern Natural Gas Co - White Castle Compressor Station
120403 33171 Continental Land & Fur #1 - Bayou Copasaw Production Facility
120403 128714 Lake Hatch #4 Production Facility
120403 33163 Lake Hatch Field Production Facility #2
120403 18915 Dularge Middle School
120403 94611 Lake Hatch Production Facility #1
120403 32998 Lake Hatch Central Facility
120403 94203 Lake Hatch Barge Facility
120403 33022 Mandalay Oil & Gas LLC - Sunrise Field
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May 9, 2008
Appendix A - Page 14
Subsegment LDEQ Agency
Interest Number Agency Name
120403 32999 Lake Hatch Field Production Facility
120403 85400 Augen CL&F #58-2
120403 147901 Orange Grove Field Facility - Orange Grove Field
120403 25287 Offshore Drilling Co (TODCO)
120403 125295 Pavilion Apartments - Construction
120403 153740 ROB L SUA; Westervelte et al Alt #1 Facility
120403 42173 Lafarge North America Inc - Airline Plant
120403 145381 Humphreys Production Facility
120403 94047 Humphreys Facility
120403 17725 Transcontinental Gas Pipe Line Corp - Transco Compressor Station 62
120403 94050 Gibson Field Site #2
120403 20273 Enterprise Gas Processing LLC - North Terrebonne Gas Plant
120403 127616 Shepherd et al Well #1
120403 33190 Gibson Field Production Facility
120403 26875 Gibson Field Site #1
120403 87639 Avoca Inc #1 Well
120403 33951 Bayou Winds Mobile Home Park
120403 19828 Coral Marine Services Inc
120403 43661 Tuts Trailer Park
120403 255 Bollinger Amelia Repair LLC
120403 9256 Superior Offshore Services Inc
120403 51958 Jimmys Trailer Park & Carwash
120403 23229 Grant Prideco
120403 41236 Delta Gulf Rental Tool Co
120403 42710 Allis-Chalmers Rental Tools Inc
120403 27417 Bollinger Marine Fabricators LLC
120403 691 Morgan City Fabrication Facility
120403 93675 Conrad Shipyard LLC - Deepwater Shipyard
120403 51525 Martin Operating Partnership LP - Amelia
120403 1894 Eddie's Exxon
120403 84272 Meridian Resource & Exploration LLC - Ramos Field
120403 2162 Global X-Ray & Testing Corp
120403 24078 Recycling Park Inc
120403 41118 Conrad Aluminum LLC - Aluminum Shipyard
120403 147717 Southern Scrap/PSC Norm Facility
120403 133116 Bayou Boeuf Bridge - BNSF Railway Co - STP - Construction
120403 123129 Marine Shale #1 Facility - Wyandotte Field
120403 33085 LA Machinery Co
120403 26569 MI SWACO - Amelia Grinding & Bulk Storage Facility
120403 27161 Quality Diesel Service Inc
120403 154806 Rebecca Truck Plaza & Casino LLC - WWTP
120403 40421 ABC Bait Co Inc
120403 113633 CCS Energy Services LLC - ETT Morgan City Processing Facility
120403 29958 A&B Industrial of Morgan City Fabrication Yard
120403 4979 Oceaneering International
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May 9, 2008
Appendix A - Page 15
Subsegment LDEQ Agency
Interest Number Agency Name
120403 16103 Southern Scrap Recycling Morgan City LLC
120403 85894 MM Industries & M M Plastics Manufacturing Inc
120403 128894 Delta Steel LP - Morgan City Plant
120403 19169 Gibson Elementary School
120403 17632 National Oilwell Varco LP - Amelia Coating Plant South
120403 3765 Texas Gas Transmission LLC - Morgan City Compressor Station
120404 32994 North Lake Pagie Field Facility
120604 27399 Discovery Producer Services LLC - Larose Gas Processing Plant
120604 112525 Big Bayou Blue Marina
120604 33872 US Liquids of LA LP - Bourg Landfarm
120604 1599 Intracoastal Iron Works Inc
120604 40832 Bollinger Larose LLC
120604 147841 St Ann Catholic Church
120604 136156 Chiasson Welding Services Inc
120604 136345 Larose Scrap & Salvage
120604 98197 Jubilee Enterprises Inc Larose Shipyard Facility
120604 42169 Lafarge North America Inc - Larose Plant
120604 85976 Non Detect Environmental LLC
120703 126412 BR Unit 3 #1 Facility (Travis Prospect) - Bay Junop Field
120703 121539 State Lease 17993 Well #1 - Bay Junop Field
120703 126651 Bay Junop Facility
120703 125966 Mud Lake Facility - JWLP State Lease 17992 Field
120703 18758 Burlington Resources Oil & Gas Co LP - Manila Village Faciltiy SE Manila Field
120703 33182 South Lake Pagie Field Facility
120703 114988 LaTerre Co Ltd Well #1 - Lake Decade Field
120703 33205 Tenneco Fee Battery - Lake Pagie Field
120703 33185 Lake Pagie Field - Tenneco A Battery
120704 117539 LL&E #1 Well - Lake Hatch Field
120704 121702 J C Dupont #2 Wellsite - Lapeyrouse Field
120704 116774 J C Dupont #1 Wellsite - Lapeyrouse Field
120704 117662 A M Dupont Co #1 Wellsite - Lapeyrouse Field
120704 50326 Sunrise Production Facility - Sunrise Field
120704 128510 A M Dupont #s 2 3 3D & Wurzlow #1 Facility - Lapeyrouse Field
120704 122020 Lapeyrouse Facility - Dupont et al Well #1
120704 33193 Bay Baptiste CF #2
120704 111257 Terrebonne Levee & Conservation District - Bayou Terrebonne Levee Maintenance Restoration Project
120704 33201 Bayou Jean LeCroix Production Facility #1
120704 33006 Lirette Common Tank Battery #2
120704 118444 Louisiana Minerals Inc 36 #1 Well - Lirette Field
120704 32984 Lirette Common Tank Battery #1
120704 86452 LADOTD - Humble Canal Bridge
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Appendix A - Page 16
1. Subsegment 020902 – Little Lake
1.1. Site 3090 – Little Lake
Predominant surrounding land use is marsh; local watershed erosion is heavy; there is no stream
surface shading; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes fishermen; the water clarity is slightly turbid
and the color is clear; inorganic substrate is estimated to be 10% sand, 80% silt, and 10% clay;
organic substrate is estimated to be 90% muck/mud and 10% marl; the low gradient stream
habitat rating system is not applicable to this site.
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May 9, 2008
Appendix A - Page 17
2. Subsegment 020903 – Barataria Waterway
2.1. Site 3085 – Grand Bayou east of Galliano, LA
Predominant surrounding land use is marsh; local watershed erosion is heavy; there is no stream
surface shading; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes fishermen; the water clarity is slightly turbid
and the color is clear; inorganic substrate is estimated to be 10% sand, 80% silt, and 10% clay;
organic substrate is estimated to be 90% muck/mud and 10% marl; the low gradient stream
habitat rating system is not applicable to this site.
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May 9, 2008
Appendix A - Page 18
3. Subsegment 020906 – Bay Rambo
3.1. Site 3084 – Bay Rambo northwest of Grand Isle, LA
Predominant surrounding land use is marsh; local watershed erosion is heavy; there is no stream
surface shading; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes fishermen; the water clarity is slightly turbid
and the color is clear; inorganic substrate is estimated to be 10% sand, 80% silt, and 10% clay;
organic substrate is estimated to be 90% muck/mud and 10% marl; the low gradient stream
habitat rating system is not applicable to this site.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 19
4. Subsegment 120107 – Upper Grand River and Lower Flat River
4.1. Site 0998 – Upper Grand River at levee and Site 3083 – Upper Grand River northeast of Grand River, LA
Predominant surrounding land uses are forest and wetlands; local watershed erosion is slight;
stream surface shading is open to partly shaded with approximately 5-10% cover; there are no
dams present; natural channelization has occurred; access to the water body is by boat ramp;
evidence of recreational use includes fishermen and boaters; the approximate stream width is 75
- 80 meters; the approximate run depth is 2.5 meters; the high water mark is approximately 1
meter; the water is opaque and murky; inorganic substrate is estimated to be 100% silt; organic
substrate is estimated to be 100% muck/mud at site 0998 and 50% detritus and 50% muck/mud
at site 3083; the low gradient stream habitat rating for the bayou is “fair - good”.
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May 9, 2008
Appendix A - Page 20
4.2. Site 2750 – Pat Bay
Predominant surrounding land uses are forest and wetlands; local watershed erosion is slight;
stream surface shading is open with approximately 5% cover; there are no dams present; there is
no channelization; access to the water body is by boat ramp; evidence of recreational use
includes fishermen and boaters; the approximate stream width is 250 meters; the high water mark
is approximately 1 meter; the water is slightly turbid and green-brown in color; inorganic
substrate is estimated to be 80% silt and 20% clay; organic substrate is estimated to be 10%
detritus and 90% muck/mud; the low gradient stream habitat rating for the bay is “fair - good”.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 21
4.3. Site 3082 – Lower Flat of Upper Grand River
Predominant surrounding land uses are forest and wetlands; local watershed erosion is slight;
stream surface shading is open with approximately 5% cover; there are no dams present; no
channelization is evident; access to the water body is by boat ramp; evidence of recreational use
includes fishermen and boaters; the approximate stream width is 175 meters; the approximate
run depth is 1-2 meters; the high water mark is approximately 1 meter; the water is opaque and
brown-green in color; inorganic substrate is estimated to be 50% silt and 50% clay; organic
substrate is estimated to be 50% detritus and 50% muck/mud; the low gradient stream habitat
rating for the river is “fair”.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 22
5. Subsegment 120201 – Lower Grand River and Belle River
5.1. Site 3081 – Bay Natchez west of Bayou Corne, LA
Predominant surrounding land uses are wetlands; local watershed erosion is slight; stream
surface shading is partly open with approximately 10% cover; there are no dams present; there is
no channelization; access to the water body is by boat ramp; evidence of recreational use
includes fishermen; the approximate stream width is 40 meters; the approximate run depth is 3
meters; the approximate pool depth is 4 meters; the water is opaque and murky-brown in color;
inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50% detritus
and 50% muck/mud; the low gradient stream habitat rating for the bay is “good - excellent”.
No Photo Available
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May 9, 2008
Appendix A - Page 23
6. Subsegment 120204 – Lake Verret and Grassy Lake
6.1. Site 3079 – Pierre Part Bay southeast of Pierre Part, LA
Predominant surrounding land use is wetlands; local watershed erosion is slight; stream surface
shading is open; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes fishermen; the approximate run depth is 6
feet; the approximate pool depth is 8 feet; the bay is slightly turbid and tea colored; inorganic
substrate is estimated to be 100% silt; organic substrate is estimated to be 50% detritus and 50%
muck/mud; the low gradient stream habitat rating is not applicable.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 24
6.2. Sites 3080, 3106, 3107, 3108, and 3109 – Lake Verret
Based on site 3080, the predominant surrounding land use is wetlands; local watershed erosion is
slight; stream surface shading is open; there are no dams present; there is no channelization;
access to the water body is by boat ramp; evidence of recreational use includes fishermen and
crab traps; the approximate run depth is 6 feet; the approximate pool depth is 8 feet; the lake is
slightly turbid and tea colored; inorganic substrate is estimated to be 100% silt; organic substrate
is estimated to be 50% detritus and 50% muck/mud; the low gradient stream habitat rating is not
applicable.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 25
6.3. Site 0588 – Grassy Lake
Predominant surrounding land uses are forests and wetlands; local watershed erosion is slight;
stream surface shading is open with approximately 2% shading; there are no dams present; there
is no channelization; access to the water body is by boat ramp; evidence of recreational use
includes fishermen; the approximate run depth is 1 meter; the approximate pool depth is 2
meters; the lake is slightly turbid and green colored; inorganic substrate is estimated to be 80%
silt and 20% clay; organic substrate is estimated to be 50% muck/mud and 50% marl; the low
gradient stream habitat rating is not applicable.
No photo available
7. Subsegment 120205 – Lake Palourde
7.1. Sites 3111, 3112, and 3113 – Lake Palourde
No habitat assessment available.
No photo available.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 26
8. Subsegment 120206 – Grand Bayou and Little Grand Bayou
8.1. Site 2970 – Grand Bayou at Bayou Corn, LA
Predominant surrounding land use is wetlands; local watershed erosion is slight; stream surface
shading is open with approximately 5% cover; there are no dams present; channelization has
occurred; access to the water body is by boat ramp; evidence of recreational use includes
fishermen, boaters, and fishing tackle; the approximate stream width is 35 meters; the
approximate run depth is 3-4 meters; inorganic substrate is estimated to be 5% sand, 90% silt,
and 5% clay; organic substrate is estimated to be 40% detritus, 50% muck/mud, and 10% other
organic material; the low gradient stream habitat rating for the bayou is “good - excellent”.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 27
8.2. Site 2976 – Grand Bayou southwest of Belle Rose, LA
Predominant surrounding land use is wetlands; local watershed erosion is slight; stream surface
shading is open with approximately 5% cover; there are no dams present; channelization has
occurred; access to the water body is by boat ramp; evidence of recreational use includes
fishermen, boaters, and fishing tackle; the approximate stream width is 40 meters; the
approximate run depth is 3-4 meters; inorganic substrate is estimated to be 5% sand, 90% silt,
and 5% clay; organic substrate is estimated to be 40% detritus, 50% muck/mud, and 10% other
organic material; the low gradient stream habitat rating for the bayou is “good”.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 28
9. Subsegment 120403 – Intracoastal Waterway
9.1. Site 3007 – Bayou Copasaw south of Gibson, LA
Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is not
surface shading; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes swimmers, fisherman, boaters and fishing
tackle; inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50%
muck/mud and 50% marl; the low gradient stream habitat rating system is not applicable to this
site.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 29
10. Subsegment 120404 – Lake Penchant
10.1. Site 0896 – Lake Penchant southwest of Houma, LA
Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is no
surface shading; there are no dams present; there is no channelization; access to the water body is
by boat ramp; evidence of recreational use includes swimmers, fishermen, boaters and fishing
tackle; inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50%
muck/mud and 50% marl; the low gradient stream habitat rating system is not applicable to this
site.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 30
11. Subsegment 120604 – Bayou Blue
11.1. Site 3088 – Unnamed canal east of Montegut, LA
Predominant surrounding land use is marsh; local watershed erosion is heavy; stream surface
shading is open with approximately 5% shading; there are no dams present; the water body is a
dredged canal in the marsh; access to the water body is by boat ramp; there is no evidence of
recreational use; inorganic substrate is estimated to be 100% silt; organic substrate is estimated
to be 100% muck/mud; the low gradient stream habitat rating for the canal is “poor - fair”. This
site is representative of a “least-impacted” hydrologically modified water body.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 31
12. Subsegment 120703 – Bayou Du Large
12.1. Site 3086 – Lake Mechant southwest of Dulac, LA
Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is no
stream surface shading; there are no dams present; there is no channelization; access to the water
body is by boat ramp; evidence of recreational use includes fishermen, boaters and fishing
tackle; inorganic substrate is estimated to be 100% silt; organic substrate is estimated to be 50%
muck/mud and 50% marl; the low gradient stream habitat rating system is not applicable to this
site.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 32
12.2. Site 3087 – Unnamed lake, west of Caillou Lake, southwest of Dulac, LA
Predominant surrounding land use is wetlands; local watershed erosion is heavy; there is no
stream surface shading; there are no dams present; there is no channelization; access to the water
body is by boat ramp; evidence of recreational use includes fishermen, shrimpers, crabbers,
boaters and fishing tackle; inorganic substrate is estimated to be 100% silt; organic substrate is
estimated to be 50% muck/mud and 50% marl; the low gradient stream habitat rating system is
not applicable to this site.
Use Attainability Analysis for Barataria and Terrebonne Basins
May 9, 2008
Appendix A - Page 33
13. Subsegment 120704 – Bayou Terrebonne
13.1. Site 3089 – Unnamed canal southeast of Montegut, LA
Predominant surrounding land use is marsh (broken marsh); local watershed erosion is heavy;
stream surface shading is open with no shading; there are no dams present; channelization is
present, but no recent evidence of dredging; access to the water body is by boat ramp; there is no
evidence of recreational use; inorganic substrate is estimated to be 100% silt; organic substrate is
estimated to be 100% muck/mud; the low gradient stream habitat rating is not applicable to this
site.
No photo available.