Excel files

1. Data for figure 1, approximate water-level altitudes in the Chicot aquife, Houston-Galveston region, Texas, January–March 2008

2. Data for figure 2, water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 2007–08

3. Data for figure 3, approximate water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 2003–08

4. Data for figure 4, approximate water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 1990–2008

5. Data for figure 5, approximate water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 1977–2008

6. Data for figure 6, approximate water-level altitudes in the Evangeline aquifer, Houston-Galveston region, Texas, January–March 2008

7. Data for figure 7, water-level changes in the Evangeline aquifer, Houston-Galveston region, Texas, 2007–08

8. Data for figure 8, approximate water-level changes in the Evangeline aquifer, Houston-Galveston region, Texas, 2003–08

9. Data for figure 9, approximate water-level changes in the Evangeline aquifer, Houston-Galveston region, Texas, 1990–2008

10. Data for figure 10, approximate water-level changes in the Evangeline aquifer, Houston-Galveston region, Texas, 1977–2008

11. Data for figure 11, approximate water-level altitudes in the Jasper aquifer, Houston-Galveston region, Texas, January–March 2008

12. Data for figure 12, water-level changes in the Jasper aquifer, Houston-Galveston region, Texas, 2007–08

13. Data for figure 13, approximate water-level changes in the Jasper aquifer, Houston-Galveston region, Texas, 2003–08

14. Data for figure 14, approximate water-level changes in the Jasper aquifer, Houston-Galveston region, Texas, 2000–2008

15. Data for figure 15, approximate water-level altitudes in the Jasper aquifer, Houston-Galveston region, Texas, January–March 2003

16. Data for figure 17, measured compaction of subsurface material, 1973–2006, at borehole extensometer sites

A. Lake Houston

B. Northeast

C. Southwest

D. East End

E. Addicks

F. Johnson Space Center

G. Texas City-Moses Lake

H. Baytown C-1

I. Baytown C-2

J. Seabrook

K. Clear Lake

L. Pasadena

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