FORTY-FIRST BIENNIAL REPORT 



13 



FLOW MAINTENANCE AND STREAM IMPROVEMENT PROJECTS 



Name, Location and Sponsor 



1. ('ii/xtal Ijuke Level Maintenance : 



Los Angeles Co., Angeles Natl. 

 Forest, Upper San Gabriel Can- 

 yon ; Messrs. W. P. Bryan and 

 Lnpi Saldaiia and U. S. Forest 

 Service. I'roject No. 73. 



2. Deep Greek Stream Improvement 



(Holcomh Creek Dam) ; San Bdo. 

 Co., San Bdo. Natl. Forest; In- 

 land Fish and Game Conservation 

 Assn. Project No. 2. 



3. Drp Lake Level Maintenance ; San 



Bdo. Co., San Bdo. Natl. Forest; 

 LT. S. Forest Service and Div. of 

 Fish and Game. Project No. 82. 



4. El Dorado Flotv Maint. Dams; El 



Dorado and Alpine Cos., El Dor- 

 ado Natl. Forest ; Mt. Ralston 

 Fish Planting Club. Project No. 1. 



5. Emigrant Basin Flow Maint. Dam 



and Htreani Imp. Program; Alpine, 

 Calaveras and Tuolumne Cos., 

 Stanislaus Natl. Forest; U. S. 

 Forest Service. Project No. 16. 



6. Granite Greek Floic Maint. Dams; 



Madera Co., Sierra Natl. Forest ; 

 Div. of Fish and Game. Project 

 No. 41-1. 



7. Marsh Lake Level Maint.; Inyo Co. ; 



Div. of Fish and Game. Project 

 No. 41-2. 



8. Mendocino Natl. Forest Stream 



Impr. and Flotv Maint. Program; 

 Colusa and Glenn Cos. ; U. S. For- 

 est Service and Senator Louis G. 

 Sutton. Project No. 12. 



9. Pine Creek Flow Maint. Dam; Las- 



sen Co., Lassen Natl. Forest ; Div. 

 of Fish and Game. Project No. 4. 



10. Sacramento River Weir (rough fish 



barrier) ; Shasta Co., on Sacra- 

 mento River above Shasta Lake ; 

 Div. of Fish and Game. Project 

 No. 67. 



11. San Bernardino yational Forest 



Stream Imp.; San Bdo. and River- 

 side Cos. ; Div. of Fish and Game, 

 U. S. Forest Service and Inland 

 Council of Cons. Clubs. Project 

 No. 81. 



12. San Diego County Flow Maint. Dam 



Program ; San Diego Co. ; San Di- 

 ego Co. Federated Sportsmen. Pro- 

 ject No. 58. 



13. Sequoia Natl. Forest Flow Maint. 



Program; Tulare and Kern Cos. ; 

 U. S. Forest Service. Project No. 

 51. 



14. Tahoe Natl. Forest Flow Maint. and 



Imp. Program; Nevada, Placer 

 and El Dorado Cos. ; U. S. Forest 

 Service. Project No. 49. 



Description 



Purchase of pipe to collect water now 

 wasted, to maintain proper lake level 

 and provide more public fishing. Forest 

 Service to install pipe. 



Dam for reservoir of approx. six surface 

 acres to furnish a continuous flow of 

 water to Holcomb Creek, now intermit- 

 tent. 



Sealing lake bottom with bentonite to 

 eliminate seepage losses, and increasing 

 height and providing adequate spillway 

 for existing dam. 



Constr. of dams on some 46 high moun- 

 tain lakes to maintain stream flow and 

 fish life during annual dry periods. 



Dams on 18 lakes, and on Summit and 

 Airola Creeks and the S. Fork of the 

 Mokelumne to maintain stream flow 

 and fish life during annual dry periods. 



Dams on Lillian, Rainbow, Rutherford, 

 McClure and Lower Jackass Lakes to 

 maintain stream flow and fish life dur- 

 ing annual dry periods. 



Dam to restore this heavily fished lake to 

 its original area of four acres. 



Exi)erimental plantings, particularly on 

 Thomes, Grindstone and Big and Little 

 Stony Creeks, to re-establish stream- 

 side cover destroyed by severe floods 

 during winter of 1937-38. 



Dam, complete with fish ladder to permit 

 Eagle Lake trout to migrate to spawn- 

 ing areas. 



Dam to prevent passage of rough fish 

 from Shasta Lake upstream, equipped 

 with fish ladder suitable for trout and 

 holding tank to permit segregation of 

 rough fish. 



General stream improvement and flow 

 maintenance program on 14 separate 

 streams. 



Dams to maintain stream flow and fish 

 life during annual dry periods on 10 

 streams throughout county, totaling 

 approx. 92 miles. 



Dams on 10 streams within forest to 

 maintain stream flow and fish life dur- 

 ing annual dry periods. Project re- 

 quires further detailed study. 



Dams to control lake levels and maintain 

 stream flow and fish life during annual 

 dry periods. Includes Upper Truckee 

 River improvement. 



