Appendix 1 



PUMP AGE FROM MAJOR 



GROUND-WATER RESERVOIRS 



IN ORDER OF MAGNITUDE 



State 



Ground-water reservoir 



Estimated 1949 

 draft, acre-feet a 



1. Calif. 



2. Ariz. 



3. Ariz. 



4. Tex.-N.Mex 



5. Calif. 



6. Tex. 



7. Ark. 



8. La. 



9. Idaho 



10. Calif. 



11. Colo.-Neb. 



12. Calif. 



13. Neb. 



14. N.Mex. 



15. Tex. 



16. N.Y. 



17. Calif. 



18. Calif. 



19. Calif. 



20. Calif. 



21. Fla. 



22. Colo. 



23. Tex. 



24. Colo.-Kans. 



25. Tex. 



26. Tenn. 



27. Fla. 



San Joaquin Valley 



Salt River Valley 



Santa Cruz Valley 



Southern High Plains 



Sacramento Valley 



Balcones Fault Zone (Austin-San An- 



tonio-Uvalde) 



Mississippi Alluvial Plain 



Southwest rice area (including Lake 



Charles) 



Snake River Plain 



Los Angeles Coastal Plain 



South Platte River Valley 



Salinas Valley 



Platte River Valley 



Roswell Basin 



Houston-Galveston 



Long Island 



San Jacinto Basin 



Santa Clara Valley 



Upper Santa Ana Valley 



Ventura-Oxnard-Santa Clara Valley . . . 



Central Highlands 



San Luis Valley 



El Campo rice area 



Arkansas River Valley 



Pecos River Valley 



Memphis 



Southeast Coast (Miami-Palm Beach) . . 



291 



7,000,000 6 

 1,700,000 & 

 1,300,000 6 

 1,250,000 6 

 1,000,000 



900,000 o 

 900,000 b 



700,000 6 

 600,000 o 

 400,000 b 

 400,000 d 

 360,000 b 

 350,000 

 340,000 b 

 300,000 b 

 300,000 

 250,000 b 

 210,000 b 

 200,000 b 

 200,000 b 

 200,000 

 180,000 

 160,000 

 150,000 d 

 150,000 6. 

 135,000 6 

 130,000 



