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2 | 2023-24 Greentree Reservoir (GTR) Infrastructure Operation Plans | ||||||||||
3 | WMA | GTR | Infrastructure Operation Dates | Action 1 | Mgmt. Target 1 | Date 2 | Action 2 | Mgmt. Target 2 | Date 3 | Action 3 | Mgmt. Target 3 |
4 | Bayou Meto WMA | Bear Bayou GTR | Floods with Upper Vallier | NA | NA | NA | NA | NA | NA | NA | NA |
5 | Bayou Meto WMA | Beaver Dam Slough GTR | Managed with Cannon Brake | NA | NA | NA | NA | NA | NA | NA | NA |
6 | Bayou Meto WMA | Buckingham Flats GTR | Nov. 13 | Close structure; begin pumping, continue for 10 days | NA | Dec. 1 | Begin pumping, continue until full pool (~15 days) | NA | NA | NA | NA |
7 | Bayou Meto WMA | Government Cypress GTR | > Nov. 15, based on Lower Vallier water level | Close structures when Lower Vallier reaches 178.5 | 177 MSL | Dec. 1 | No additional action | 178.5 MSL | NA | NA | 178.5 MSL |
8 | Bayou Meto WMA | Harlod Ives ‐ Temple Island GTR | Nov. 13 | Close structure; begin pumping, continue for 10 days | 182 MSL | Dec. 1 | Begin pumping, continue until full pool (~20 days) | 183 MSL | NA | NA | NA |
9 | Bayou Meto WMA | Lower Vallier GTR | Nov. 13 | Close structures | 177 MSL | Dec. 1 | Add boards to water‐control structure | 178.5 MSL | Dec. 15 | Add boards to water‐control structure | 178.5 MSL |
10 | Bayou Meto WMA | Upper Vallier GTR | > Nov. 15, based on Lower Vallier water level | Close structures when Lower Vallier reaches 178.5 | 177 MSL | Dec. 1 | No additional action | 178.5 MSL | Variable | Close structure if water in Lower Vallier is at or above 179 MSL | 178.5 MSL |
11 | Bayou Meto WMA | Walter Will Bryant ‐ Cannon Brake GTR | > Nov. 15, variable based on flowage easements | Close structures | 177 MSL | NA | NA | NA | NA | NA | NA |
12 | Bell Slough WMA | Palarm Creek GTR | Nov. 13 | Close structures | 258 MSL | NA | NA | NA | NA | NA | NA |
13 | Big Lake WMA | Above Highline GTR | Nov. 13 | Close structures; open inlet structures | 235.5 MSL | NA | NA | NA | NA | NA | NA |
14 | Big Lake WMA | Below Highline GTR | Nov. 13 | Close structures; open inlet structures | 234.5 MSL | NA | NA | NA | NA | NA | NA |
15 | Cut‐Off Creek WMA | Cut‐Off Creek GTR | Dec. 1 | Close structures | 129.2 MSL | NA | NA | NA | NA | NA | NA |
16 | Cut‐Off Creek WMA | Pigeon Creek GTR | Dec. 1 | Close structure; begin pumping | NA | NA | NA | NA | NA | NA | NA |
17 | Cypress Bayou WMA | Cypress Bayou GTR | Nov. 13 | Close structures | NA | NA | NA | NA | NA | NA | NA |
18 | Dave Donaldson Black River WMA | Lower Island GTR | Nov. 13 | Close structures | 268.0 MSL | NA | NA | NA | NA | NA | NA |
19 | Dave Donaldson Black River WMA | Lower Reyno GTR | Nov. 13 | Close structures | 266.3 MSL | NA | NA | 266.3 MSL | NA | NA | NA |
20 | Dave Donaldson Black River WMA | Section 24 GTR | Nov. 13 | Close structures | NA | NA | NA | NA | NA | NA | NA |
21 | Dave Donaldson Black River WMA | Upper Island GTR | Nov. 13 | Close structures; drop Little River dam gates | 269.5 MSL | NA | NA | 269.5 MSL | > Dec. 1 | NA | 269.5 MSL |
22 | Dave Donaldson Black River WMA | Upper Reyno GTR | Nov. 13 | Close structures | 266.9 MSL | Water dependent | Open upper siphons | NA | NA | NA | NA |
23 | Dave Donaldson Black River WMA | Winchester GTR | Nov. 13 | Close structures | 263.7 MSL | NA | NA | NA | Water dependent | Open lower siphons | NA |
24 | Dr. Lester Sitzes, III Bois D' Arc WMA | Bois d'Arc Lower GTR | Dec. 1 | Close structures | 80% flooded | Dec. 15 | Add 6" of boards to water‐control structure | 90% flooded | Jan. 1 | Add 6" of boards to water‐control structure | 100% flooded |
25 | Dr. Lester Sitzes, III Bois D' Arc WMA | Bois d'Arc Upper GTR | Dec. 1 | Close structures | 70% flooded | Dec. 15 | Add 6" of boards to water‐control structure | 90% flooded | Jan. 1 | Add 6" of boards to water‐control structure | 100% flooded |
26 | Dr. Lester Sitzes, III Bois D' Arc WMA | Red Slough GTR | Dec. 1 | Close structures | 100% flooded | Dec. 15 | Start siphon | 100% flooded | NA | NA | NA |
27 | Earl Buss Bayou DeView WMA | South Oliver GTR | To be determined; no earlier than Dec. 15 | Structures open to promote red oak regeneration; possible closure ~Dec. 15 | 1' on staff gauge | > Nov. 15 | Water‐level dependent; add boards to water‐control structure | 1.4' on staff gauge | NA | NA | NA |
28 | Earl Buss Bayou DeView WMA | Thompson Tract GTR | To be determined; no earlier than Dec. 15 | Structures open to promote red oak regeneration; possible closure ~Dec. 15 | NA | NA | NA | NA | NA | NA | NA |
29 | Harris Brake WMA | Harris Brake Lower GTR | Nov. 13 | Close screwgates and stoplog structure; open Harris Brake Lake supply pipe | 276 MSL | Dec. 1 | Close stoplog structure between Upper and Lower GTRs | 276 MSL | Dec. 5 | Close Harris Brake Lake supply pipe | 276 MSL |
30 | Harris Brake WMA | Harris Brake Upper GTR | Nov. 13 | Close screwgates; open Harris Brake Lake water supply pipe | 276 MSL | Dec. 1 | Close stoplog structure between Upper and Lower GTR | 276 MSL | Dec. 5 | Close Harris Brake Lake supply pipe | 279 MSL |
31 | Henry Gray Hurricane Lake WMA | North GTR | All water control structures will remain open | NA | NA | NA | NA | NA | NA | NA | NA |
32 | Nimrod Lloyd Millwood WMA | Nimrod GTR | Nov. 13 | Close screwgate and stoplog structure | 361 MSL | NA | NA | NA | NA | NA | NA |
33 | Petit Jean River WMA | Pond Creek GTR | Nov. 13 | Close structure | 308 MSL | NA | NA | NA | NA | NA | NA |
34 | Petit Jean River WMA | Santa Fe GTR | Nov. 13 | Close screwgate and stoplog structures | 307 MSL | NA | NA | NA | NA | NA | NA |
35 | Petit Jean River WMA | Slaty GTR | Nov. 13 | Close structure | 300 MSL | NA | NA | NA | NA | NA | NA |
36 | Rex Hancock Black Swamp WMA | Gregory GTR | Nov. 13 | Close structures | NA | NA | NA | NA | NA | NA | NA |
37 | Seven Devils WMA | Seven Devils GTR | > Dec. 1, variable water‐management plan | Close structures | 130 MSL | NA | NA | NA | NA | NA | NA |
38 | Sheffield Nelson Dagmar WMA | Apple Lake GTR | NA | Open structure | NA | NA | Water‐control structure left open | NA | NA | NA | NA |
39 | Sheffield Nelson Dagmar WMA | Hickson GTR | Nov. 13 | Close structure | NA | NA | NA | NA | NA | NA | NA |
40 | Sheffield Nelson Dagmar WMA | Kyles GTR | No action | No action | NA | NA | NA | NA | NA | NA | NA |
41 | Sheffield Nelson Dagmar WMA | Mud Slough GTR | To be determined; no earlier than Dec. 15 | Operate structures to a level that does not impact red oak regeneration | TBD | TBD | TBD | TBD | TBD | TBD | TBD |
42 | Shirey Bay Rainey Brake WMA | Adams Brake GTR | Nov. 13 | Close screwgate; add boards; release water from Lake Charles | 240 MSL | NA | NA | NA | NA | NA | NA |
43 | Shirey Bay Rainey Brake WMA | Eagle Pond GTR | Nov. 13 | Close screwgate; add boards; release water from Lake Charles | 8 boards | NA | NA | NA | NA | NA | NA |
44 | Shirey Bay Rainey Brake WMA | Rainey Brake GTR | Nov. 13 | Add boards; release water from Lake Charles | 13 boards | NA | NA | NA | NA | NA | NA |
45 | Sulphur River WMA | Dec. 1 | Close structure | NA | NA | NA | NA | NA | NA | NA | |