Wetland Value Assessments

CWPPRA Summary of Wetland Benefits for Priority List Projects
(PDF 126KB, 2022-02-10)

Jump to Stats for Deauthorized Projects

Jump to Accumulated Stats for Approved Projects

Jump to Acronyms & Definitions

Stats for Authorized Projects
NumberPPLProject NameAreaAAHUACRAPNet
PO-3416Alligator Bend Marsh Restoration and Shoreline Protection (Inactive)3016336145181
AT-022Atchafalaya Sediment Delivery42487772200322232
BA-3811Barataria Barrier Island Complex: Pelican Island and Pass La Mer to Chaland Pass Restoration11172873340334
BA-27c9Barataria Basin Landbridge Shoreline Protection, Phase 323801010264264
BA-27d11Barataria Basin Landbridge Shoreline Protection, Phase 4589930256256
BA-277Barataria Basin Landbridge Shoreline Protection, Phases 1 and 22618464013041304
BA-19525Barataria Bay Rim Marsh Creation and Nourishment4261412260226
BA-266Barataria Bay Waterway East Side Shoreline Protection27901280217217
BA-234Barataria Bay Waterway West Side Shoreline Protection1789630232232
BA-191Barataria Bay Waterway Wetland Restoration5101514450445
TE-15629Bay Raccourci Marsh Creation and Ridge Restoration4611353430343
TE-16630Bay Raccourci Marsh Creation Increment II290792370237
PO-10420Bayou Bonfouca Marsh Creation6212024780478
PO-225Bayou Chevee Shoreline Protection2124207575
TE-13826Bayou Decade Ridge Restoration and Marsh Creation5171333780378
BA-4817Bayou Dupont Marsh and Ridge Creation3091081860186
BA-16422Bayou Dupont Sediment Delivery - Marsh Creation #3 and Terracing323471180118
BA-3912Bayou Dupont Sediment Delivery System4711593260326
BA-17323Bayou Grande Cheniere Marsh & Ridge Restoration (Transferred)4861292370237
PO-17826Bayou La Loutre Ridge Restoration and Marsh Creation4601092030203
PO-171Bayou Labranche Wetland Creation4871912030203
PO-161Bayou Sauvage National Wildlife Refuge Hydrologic Restoration, Phase 1380052010505001550
PO-182Bayou Sauvage National Wildlife Refuge Hydrologic Restoration, Phase 254755847505301280
AT-032Big Island Mining340046712003601560
CS-299Black Bayou Culverts Hydrologic Restoration72378162375165540
CS-276Black Bayou Hydrologic Restoration25529281229606343594
TV-092Boston Canal/Vermilion Bay Bank Protection466780378378
TE-283Brady Canal Hydrologic Restoration76533370297297
BS-3828Breton Landbridge Marsh Creation (West)5611603790379
BS-03a2Caernarvon Diversion Outfall Management155565048020802
CS-171Cameron Creole Plugs203922428650865
CS-6622Cameron Meadows Marsh Creation and Terracing499802920292
ME-091Cameron Prairie National Wildlife Refuge Shoreline Protection640380247247
CS-4918Cameron-Creole Freshwater Introduction2251046488130218
CS-04a3Cameron-Creole Maintenance54076454114014622602
CS-5420Cameron-Creole Watershed Grand Bayou Marsh Creation6161934760476
BA-17123Caminada Headlands Back Barrier Marsh Creation9282693790379
BA-19325Caminada Headlands Back Barrier Marsh Creation Increment 24441422070207
TE-6618Central Terrebonne Freshwater Enhancement (Transferred)484462630233233
PO-279Chandeleur Islands Marsh Restoration5041942200220
MR-063Channel Armor Gap Crevasse2097234611325936
CS-222Clear Marais Bank Protection46379093810291067
LA-03b11Coastwide Nutria Control Program467602992.8501496314963
LA-30 Coastwide Reference Monitoring System     
LA-28426Coastwide Salvinia Weevil Propagation Facility3326259702626
LA-3920Coastwide Vegetative Planting4903189418361779
TV-6321Cole's Bayou Marsh Restoration384015729446340
TV-043Cote Blanche Hydrologic Restoration300001200022232223
BA-3611Dedicated Dredging on the Barataria Basin Landbridge12453376050605
BS-1110Delta Management at Fort St. Philip1305772670267
MR-096Delta Wide Crevasses52109272298882386
TE-15729East Catfish Lake Marsh Creation and Shoreline Protection3061322480248
CS-8831East Cove Marsh Creation 355138.592740274
BS-3728East Delacroix Marsh Creation and Terracing5761253060306
BA-19425East Leeville Marsh Creation and Nourishment2751152050205
TV-2114East Marsh Island Marsh Creation3621061690169
CS-202East Mud Lake Marsh Management8054487015201520
CS-3210East Sabine Lake Hydrologic Restoration658921990135225
TE-253East Timbalier Island Sediment Restoration, Phase 1451023193718761913
TE-304East Timbalier Island Sediment Restoration, Phase 2933014061154215
TV-189Four Mile Canal Terracing and Sediment Trapping12145113334167
ME-135Freshwater Bayou Bank Stabilization17242480511511
TV-11b9Freshwater Bayou Bank Stabilization - Belle Isle Canal to Lock (Inactive)2857544197241
ME-3119Freshwater Bayou Marsh Creation4281092830283
ME-042Freshwater Bayou Wetland Protection143811611015931593
ME-169Freshwater Introduction South of Highway 821998855253243296
PO-17325Fritchie Marsh Creation and Terracing8821412900290
PO-062Fritchie Marsh Restoration5924201010401040
BA-021GIWW (Gulf Intracoastal Waterway) to Clovelly Hydrologic Restoration149488850175175
CS-309GIWW - Perry Ridge West Bank Stabilization113240424183
TE-4310GIWW Bank Restoration of Critical Areas in Terrebonne35523392564
PO-3313Goose Point/Point Platte Marsh Creation138429742412436
BA-21728Grand Bayou Ridge and Marsh Restoration2581142250225
BA-25731Grand Bayou Ridge and Marsh Restoration - Increment 2 395168.153020302
ME-2111Grand Lake Shoreline Protection771204545
BA-6818Grand Liard Marsh and Ridge Restoration4841883700370
ME-1910Grand-White Lakes Landbridge Protection15303852161213
CS-212Highway 384 Hydrologic Restoration650510150150
CS-3111Holly Beach Sand Management89013700330330
PO-248Hopedale Hydrologic Restoration38052690134134
ME-118Humble Canal Hydrologic Restoration403029731365378
BA-34-210Hydrologic Restoration and Vegetative Planting in the Des Allemands Swamp2394530000
TE-11723Island Road Marsh Creation & Nourishment2951182060206
TE-201Isles Dernieres Restoration East Island44945909
TE-242Isles Dernieres Restoration Trinity Island7761204960109
BA-202Jonathan Davis Wetland Restoration71994850510510
CS-5320Kelso Bayou Marsh Creation (Transferred)3191682740274
PO-13321Labranche Central Marsh Creation7472576680668
PO-7519LaBranche East Marsh Creation9313397150715
PO-3010Lake Borgne Shoreline Protection192610165165
TE-263Lake Chapeau Sediment Input and Hydrologic Restoration, Point Au Fer Island13024468194315509
BA-4215Lake Hermitage Marsh Creation16002114416447
TV-178Lake Portage Land Bridge1496951924
BA-3711Little Lake Shoreline Protection/ Dedicated Dredging Near Round Lake1373348.57409304713
TV-125Little Vermilion Bay Sediment Trapping96414939051441
CS-8528Long Point Bayou Marsh Creation3951643110311
TE-7219Lost Lake Marsh Creation and Hydrologic Restoration7312266339113452
TE-5116Madison Bay Marsh Creation and Terracing (Inactive)9431873331334
TV-146Marsh Island Hydrologic Restoration669745241367408
BS-3227Mid Breton Land Bridge Marsh Creation and Terracing8231464110411
PO-193Mississippi River Gulf Outlet (MRGO) Disposal Area Marsh Protection8554350755755
BA-03c5Naomi Outfall Management266033790633633
TE-379New Cut Dune and Marsh Restoration386432775102
PO-16924New Orleans Landbridge Shoreline Stabilization and Marsh Creation271941670167
CS-7824No Name Bayou Marsh Creation5392094680468
TE-11222North Catfish Lake Marsh Creation7332904890489
BS-4129North Delacroix Marsh Creation and Terracing, Marsh Creation4111342940294
TE-32a6North Lake Boudreaux Basin Freshwater Introduction and Hydrologic Management (Inactive)97955950266266
TE-4410North Lake Mechant Landbridge Restoration7571367408196604
BA-20627Northeast Turtle Bay Marsh Creation and Critical Shoreline Protection7932565360536
BA-25831Northeast Turtle Bay Marsh Creation Extension 423186.533430343
BA-26832Northwest Little Lake Marsh Creation3701473200320
BA-12521Northwest Turtle Bay Marsh Creation7982114320432
TV-13a6Oaks/Avery Canal Hydrologic Restoration, Increment 133481920160160
CS-5921Oyster Bayou Marsh Creation and Terracing8082384312433
CS-7925Oyster Lake Marsh Creation and Nourishment4131512500250
BA-3511Pass Chaland to Grand Bayou Pass Barrier Shoreline Restoration59620825310263
ME-147Pecan Island Terracing355014338359442
TE-346Penchant Basin Natural Resources Plan, Increment 18071952135640675
CS-244Perry Ridge Shore Protection59456241411891203
BS-4229Phoenix Marsh Creation - East Increment366972680268
BS-4430Phoenix Marsh Creation – West Increment356942580258
TE-222Point Au Fer Canal Plugs52301580375375
TE-17131Port Fourchon Marsh Creation 6052414500450
TE-4811Raccoon Island Shoreline Protection/Marsh Creation50264551671
BS-4330Reggio Marsh Creation and Hydrologic Restoration4841612830283
CS-233Replace Sabine Refuge Water Control Structures at Headquarters Canal, West Cove Canal, and Hog Island Gully42247491367586953
ME-1810Rockefeller Refuge Gulf Shoreline Stabilization450790256256
CS-8127Sabine Marsh Creation Cycles 6 & 79293469000900
CS-181Sabine National Wildlife Refuge Erosion Protection130001655055425542
CS-28-18Sabine Refuge Marsh Creation, Cycle 11055102140214
CS-28-28Sabine Refuge Marsh Creation, Cycle 210551018477261
CS-28-38Sabine Refuge Marsh Creation, Cycle 31055101870187
CS-28-4-58Sabine Refuge Marsh Creation, Cycles 4 and 51055103310331
TV-156Sediment Trapping at "The Jaws278275418371621999
PO-16824Shell Beach South Marsh Creation6341843440344
TE-4711Ship Shoal: Whiskey West Flank Restoration (Inactive)12492691950195
BS-4733South Delacroix Marsh Creation00000
ME-2011South Grand Chenier Marsh Creation4531904140414
ME-3223South Grand Chenier Marsh Creation - Baker Tract4201963930393
TE-399South Lake Decade Freshwater Introduction1685610202202
BS-1617South Lake Lery Shoreline and Marsh Restoration5511594090409
BA-4114South Shore of the Pen Shoreline Protection and Marsh Creation141445551106
ME-2212South White Lake Shoreline Protection5473253157687844
PO-17926St. Catherine Island Marsh Creation and Shoreline Protection2316713794231
CS-11b5Sweet Lake/Willow Lake Hydrologic Restoration579626158189247
BS-2422Terracing & Marsh Creation South of Big Mar676983220322
TE-409Timbalier Island Dune and Marsh Creation663124161112273
BA-287Vegetative Plantings of a Dredged Material Disposal Site on Grand Terre Island2977310027127
MR-1515Venice Ponds Marsh Creation and Crevasses (Inactive)917853180318
TV-031Vermilion River Cutoff Bank Protection20223115465
TV-199Weeks Bay Marsh Creation and Shore Protection/Commercial Canal Freshwater Redirection (Transferred)0021167278
MR-031West Bay Sediment Diversion129104912983109831
TE-5216West Belle Pass Barrier Headland Restoration41120329114305
TE-232West Belle Pass Headland Restoration2459216162312474
TE-13424West Fourchon Marsh Creation & Nourishment6141953040304
TE-4611West Lake Boudreaux Shoreline Protection and Marsh Creation1207129157120277
BA-04c3West Pointe A La Hache Outfall Management (Deauthorized)1575516520646646
TE-5013Whiskey Island Back Barrier Marsh Creation10382922720272
TE-273Whiskey Island Restoration49265494477921239
BS-4632Yscloskey Marsh Creation3651403060306
Stats for Deauthorized Projects
NumberPPLProject NameAreaAAHUACRAPNet
TE-4912Avoca Island Diversion and Land Building (Deauthorized)723313212023143
PO-258Bayou Bienvenue Pump Station Diversion and Terracing (Deauthorized)266120341527442
TE-336Bayou Boeuf Pump Station (Deauthorized)2180001457000
BA-224Bayou L'Ours Ridge Hydrologic Restoration (Deauthorized)247654670737737
BA-255Bayou Lafourche Siphon (Deauthorized)   0 
BS-1315Bayou Lamoque Freshwater Diversion (Transferred)94355606200620
BA-213Bayou Perot/Bayou Rigolettes Marsh Restoration (Deauthorized)4255498010651065
TV-2013Bayou Sale Shoreline Protection (Deauthorized)370153116213329
MR-1310Benneys Bay Diversion (Deauthorized)21518142654262805706
BS-1818Bertrandville Siphon (Deauthorized)1457496512314901613
BS-1517Bohemia Mississippi River Reintroduction (Deauthorized)52109896370637
CS-092Brown Lake Hydrologic Restoration (Deauthorized)9162737037
AT-049Castille Pass Channel Sediment Delivery (Deauthorized)53682565770577
BA-7619Cheniere Ronquille Barrier Island Restoration (Deauthorized)4632243080308
BA-3310Delta Building Diversion at Myrtle Grove (Transferred)4165635797267562168891
BS-1010Delta Building Diversion North of Fort St. Philip (Deauthorized)22541575010501
BA-309East/West Grand Terre Islands Restoration (Transferred)6832693350335
PO-214Eden Isles East Marsh Restoration (Deauthorized)25361253145401454
BA-181Fourchon Hydrologic Restoration (Deauthorized)202064444106150
BS-074Grand Bay Crevasse (Deauthorized)6300257240394634
TE-105Grand Bayou/GIWW Freshwater Diversion (Deauthorized)161641650199199
BA-299LA Highway 1 Marsh Creation (Deauthorized)163861460146
PO-289Labranche Wetlands Terracing, Planting, and Shoreline Protection (Deauthorized)4505198374115489
PO-3212Lake Borgne and MRGO Shoreline Protection (Deauthorized)4657017249266
ME-179Little Pecan Bayou Hydrologic Restoration (Deauthorized)1354421005656
TE-191Lower Bayou Lacache Hydrologic Restoration (Deauthorized)420013408686
TE-356Marsh Creation East of the Atchafalaya River - Avoca Island (Deauthorized)20003554340434
BA-25b11Mississippi River Reintroduction Into Bayou Lafourche (Deauthorized)850947050988988
MR-1212Mississippi River Sediment Trap (Deauthorized)1920508119001190
BA-245Myrtle Grove Siphon (Deauthorized)15894527011191119
PO-269Opportunistic Use of the Bonnet Carre Spillway (Deauthorized)135831210177177
MR-073Pass-a-Loutre Crevasse (Deauthorized)1869455104301043
PO-2911River Reintroduction Into Maurepas Swamp (Transferred)361218486054385438
BA-4014Riverine Sand Mining/Scofield Island Restoration (Deauthorized)7462292340234
ME-2315South Pecan Island Freshwater Introduction (Deauthorized)700510009898
ME-2416Southwest LA Gulf Shoreline Nourishment and Protection (Transferred)1244311203685888
MR-1413Spanish Pass Diversion (Deauthorized)15807933598433
TE-8320Terrebonne Bay Marsh Creation-Nourishment (Deauthorized)6642243530353
BS-098Upper Oak River Freshwater Siphon, Phase 1 (Deauthorized)461815327069339
PO-09a3Violet Freshwater Distribution (Deauthorized)179803840207247
BA-4717West Pointe a la Hache Marsh Creation (Deauthorized)3521262030203
BS-1214White Ditch Resurrection and Outfall Management (Deauthorized)822410742147189
BS-04a3White's Ditch Outfall Management (Deauthorized)52496803737
Accumulated Stats for Authorized Projects

Project Area - 953345

Average Annual Habitat Units - 51168.69

Acres Created/Restored - 55658

Acres Protected - 51240

Total Net Acres - 106898

Acronyms & Definitions

PPL - Project Priority List

Project Area - The benefitted area as determined by the Environmental Work Group for purposes of conducting Wetland Value Assessments

AAHU - Average Annual Habitat Units as determined by the Environmental Work Group. Habitat Units represent a numerical combination of habitat quality (Habitat Suitability Index) and habitat quantity (acres) within a given area at a given point in time. Average Annual Habitat Units represent the average number of Habitat Units within any given year over the project life for a given area.

ACR - Acres Created/Restored represent the acres of emergent marsh created or restored as a result of project implementation.

AP - Acres Protected represent the acres of emergent marsh protected from loss as a result of project implementation.

Net - Total Net Acres. The net gain in emergent marsh as a result of project implementation as determined by the Environmental Work Group. This figure includes acres of emergent marsh protected, created, and restored as a result of project implementation

About This Site

The Louisiana Coastal Wetlands Planning Protection and Restoration Act Program web site contains information and links relating to coastal restoration projects in coastal Louisiana. This site is funded by CWPPRA and is maintained by the USGS National Wetlands Research Center.