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WATER-LEVEL ALTITUDES 2002 AND WATER-LEVEL CHANGES IN THE CHICOT, EVANGELINE, AND JASPER AQUIFERS AND COMPACTION 1973– 2001 IN THE CHICOT AND EVANGELINE AQUIFERS, HOUSTON-GALVESTON REGION, TEXAS

By L.S. Coplin and Jennifer Lanning-Rush

Open-File Report 02–134


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CONTENTS

Introduction

Geohydrology

Water-Level Measurements

Measured Compaction

References

 

Plates
zipped 17" X 22" pdf files (17.4 MB), page-size pdf files (16.9 MB), or jpeg files (3.7 MB)

  1. Map showing approximate water-level altitudes in the Chicot aquifer, Houston-Galveston region, Texas, January–February 2002
    plate 1 pdf (17" X 22" 1,280 KB), 8 1/2" X 11" pdf (1,252 KB), or plate 1 jpeg (379 KB)

  2. Map showing water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 2001–2002
    plate 2 pdf (17" X 22" 1,131 KB), 8 1/2" X 11" pdf (1,090 KB), or plate 2 jpeg (272 KB)

  3. Map showing approximate water-level changes in the Chicot aquifer, Houston-Galveston region, Texas, 1977–2002
    plate 3 pdf (17" X 22" 1,713 KB), 8 1/2" X 11" pdf (1,666 KB), or plate 3 jpeg (324 KB)

  4. Map showing lines of zero water-level change in the Chicot aquifer, Houston-Galveston region, Texas, for intervals increasing in 5-year increments beginning with 1977–82
    plate 4 pdf (17" X 22" 1,147 KB), 8 1/2" X 11" pdf (1,120 KB),  or plate 4 jpeg (264 KB)

  5. Map showing approximate water-level changes in the Chicot aquifer, Fort Bend County and adjacent areas, Texas, 1990–2002
    plate 5 pdf (17" X 22" 1,466 KB), 8 1/2" X 11" pdf (1,437 KB), or plate 5 jpeg (289 KB)

  6. Map showing approximate water-level altitudes in the Evangeline aquifer, Houston-Galveston region, Texas, January–February 2002
    plate 6 pdf (17" X 22" 1,239 KB), 8 1/2" X 11" pdf (1,205 KB),  or plate 6 jpeg (282 KB)

  7. Map showing water-level changes in the Evangeline aquifer, Houston-Galveston region, Texas, 2001;
    plate 7 pdf (17" X 22" 1,080 KB), 8 1/2" X 11" pdf (1,057 KB), or plate 7 jpeg (267 KB)

  8. Map showing approximate water-level changes in the Evangeline aquifer, Houston-Galveston region Texas, 1977–2002
    plate 8 pdf (17" X 22" 2,105 KB), 8 1/2" X 11" pdf (2,075 KB), or plate 8 jpeg (328 KB)

  9. Map showing lines of zero water-level change in the Evangeline aquifer, Houston-Galveston region, Texas, for intervals increasing in 5-year increments beginning with 1977–82 
    plate 9 pdf (17" X 22" 1,073 KB), 8 1/2" X 11" pdf (1,044 KB), or plate 9 jpeg (252 KB)

  10. Map showing approximate water-level changes in the Evangeline aquifer, Fort Bend County and adjacent areas, Texas, 1990–2002
    plate 10 pdf (17" X 22" 1,300 KB), 8 1/2" X 11" pdf (1,264 KB), or plate 10 jpeg (272 KB)

  11. Map showing approximate water-level altitudes in the Jasper aquifer, greater Houston area, Texas,January–February 2002  
    plate 11 pdf (17" X 22" 1,113 KB), 8 1/2" X 11" pdf (1,079 KB), or plate 11 jpeg (240 KB)

  12. Map showing water-level changes in the Jasper aquifer, greater Houston area, Texas, 2001–02
    plate 12 pdf (17" X 22" 1,077 KB), 8 1/2" X 11" pdf (1,033 KB), or plate 12 jpeg (249 KB)

  13. Map showing water-level changes in the Jasper aquifer, greater Houston area, Texas, 2000–2002
    plate 13 pdf (17" X 22" 1,078 KB), 8 1/2" X 11" pdf (1,033 KB), or plate 13 jpeg (253 KB)

  14. Map showing location of extensometer sites, Houston-Galveston region, Texas
    plate 14 pdf (17" X 22" 1,054 KB), 8 1/2" X 11" pdf (1,014 KB), or plate 14 jpeg (229 KB)

  15. Graphs showing measured compaction of subsurface material, 1973– 2001, at extensometer sites; shown in figure 14
    plate 15 pdf (22" X 17" 168 KB), 11" X 8 1/2" pdf (164 KB), or plate 15 jpeg (270 KB)

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