Table 17A. Data for figure 18, measured compaction of subsurface material at Lake Houston extensometer.

Cumulative compaction for Lake Houston extensometer LJ-65-07-909						
USGS site number: 295449095084105						
Meaurement date	"Compaction, in feet"					
7/22/1980	0					
8/19/1980	0.008					
9/16/1980	0.014					
10/14/1980	0.02					
11/10/1980	0.025					
12/9/1980	0.026					
1/6/1981	0.03					
2/5/1981	0.032					
3/5/1981	0.034					
3/30/1981	0.038					
4/27/1981	0.045					
5/27/1981	0.048					
6/23/1981	0.049					
7/21/1981	0.053
8/18/1981	0.059
9/14/1981	0.063
10/14/1981	0.068
11/12/1981	0.071
12/8/1981	0.074
1/5/1982	0.076
2/2/1982	0.078
3/4/1982	0.084
3/30/1982	0.087
4/28/1982	0.091
5/26/1982	0.091
6/23/1982	0.1
7/20/1982	0.104
8/17/1982	0.109
9/14/1982	0.115
10/14/1982	0.121
11/10/1982	0.125
12/8/1982	0.121
1/5/1983	0.119
2/11/1983	0.121
3/1/1983	0.119
3/30/1983	0.122
4/26/1983	0.126
5/24/1983	0.127
6/21/1983	0.125
7/20/1983	0.124
8/17/1983	0.134
9/13/1983	0.137
10/11/1983	0.142
11/7/1983	0.145
12/5/1983	0.15
1/3/1984	0.15
1/31/1984	0.151
2/28/1984	0.153
3/26/1984	0.157
4/24/1984	0.163
5/22/1984	0.166
6/19/1984	0.173
7/17/1984	0.18
8/24/1984	0.186
9/11/1984	0.192
10/9/1984	0.198
11/7/1984	0.196
12/5/1984	0.199
1/2/1985	0.198
1/29/1985	0.2
2/26/1985	0.199
3/27/1985	0.2
4/23/1985	0.208
5/21/1985	0.215
6/18/1985	0.223
7/16/1985	0.229
8/13/1985	0.232
9/10/1985	0.237
10/8/1985	0.214
11/5/1985	0.214
12/3/1985	0.213
12/19/1985	0.212
1/16/1986	0.217
2/12/1986	0.214
3/13/1986	0.219
4/11/1986	0.224
5/9/1986	0.227
6/5/1986	0.227
7/2/1986	0.228
7/31/1986	0.237
8/29/1986	0.244
9/25/1986	0.248
10/23/1986	0.248
11/21/1986	0.25
12/17/1986	0.248
1/16/1987	0.25
2/12/1987	0.254
3/6/1987	0.254
4/2/1987	0.26
4/30/1987	0.266
5/28/1987	0.269
6/25/1987	0.269
7/23/1987	0.278
8/20/1987	0.284
9/17/1987	0.289
10/15/1987	0.294
11/12/1987	0.299
12/9/1987	0.299
1/7/1988	0.299
2/4/1988	0.299
3/3/1988	0.3
3/31/1988	0.3
4/28/1988	0.306
5/26/1988	0.309
6/23/1988	0.313
7/21/1988	0.318
8/18/1988	0.324
9/14/1988	0.33
10/13/1988	0.335
11/9/1988	0.337
12/8/1988	0.342
1/5/1989	0.345
2/2/1989	0.346
3/2/1989	0.347
3/29/1989	0.349
4/27/1989	0.354
5/25/1989	0.356
6/22/1989	0.361
7/20/1989	0.364
8/17/1989	0.367
9/14/1989	0.37
10/12/1989	0.377
11/8/1989	0.38
12/7/1989	0.383
1/4/1990	0.389
2/1/1990	0.394
3/1/1990	0.394
3/29/1990	0.395
4/26/1990	0.399
5/24/1990	0.401
6/21/1990	0.406
7/19/1990	0.413
8/16/1990	0.419
9/13/1990	0.425
10/11/1990	0.432
11/7/1990	0.435
12/6/1990	0.438
1/3/1991	0.438
1/31/1991	0.436
2/28/1991	0.436
3/28/1991	0.44
4/25/1991	0.437
5/23/1991	0.44
6/25/1991	0.443
7/18/1991	0.45
8/15/1991	0.454
9/13/1991	0.454
10/10/1991	0.457
11/8/1991	0.459
12/6/1991	0.458
1/2/1992	0.45
1/30/1992	0.444
2/27/1992	0.44
3/25/1992	0.446
4/23/1992	0.448
5/21/1992	0.452
6/17/1992	0.449
7/16/1992	0.455
8/13/1992	0.457
9/10/1992	0.46
10/8/1992	0.464
11/5/1992	0.467
12/2/1992	0.465
12/30/1992	0.462
1/28/1993	0.458
2/26/1993	0.458
3/25/1993	0.454
4/23/1993	0.46
5/19/1993	0.46
6/16/1993	0.461
7/16/1993	0.464
8/12/1993	0.468
9/10/1993	0.472
10/6/1993	0.475
11/5/1993	0.477
12/2/1993	0.476
12/29/1993	0.478
1/27/1994	0.477
2/24/1994	0.474
3/24/1994	0.473
4/21/1994	0.477
5/20/1994	0.474
6/16/1994	0.476
7/14/1994	0.477
8/11/1994	0.481
9/9/1994	0.482
10/5/1994	0.484
11/3/1994	0.482
12/1/1994	0.486
12/29/1994	0.482
1/26/1995	0.477
2/23/1995	0.483
3/23/1995	0.478
4/20/1995	0.48
5/21/1995	0.485
6/16/1995	0.488
7/14/1995	0.489
8/10/1995	0.491
9/8/1995	0.495
10/9/1995	0.502
11/3/1995	0.504
11/30/1995	0.506
1/5/1996	0.505
1/25/1996	0.506
2/22/1996	0.507
3/21/1996	0.509
4/18/1996	0.51
5/16/1996	0.511
6/13/1996	0.515
7/11/1996	0.515
8/8/1996	0.518
9/5/1996	0.52
10/4/1996	0.52
10/30/1996	0.522
11/27/1996	0.524
12/23/1996	0.522
1/24/1997	0.519
2/19/1997	0.518
3/21/1997	0.511
4/17/1997	0.514
5/15/1997	0.517
6/13/1997	0.516
7/10/1997	0.516
8/8/1997	0.52
9/5/1997	0.526
10/2/1997	0.528
10/30/1997	0.532
11/25/1997	0.533
12/22/1997	0.528
1/21/1998	0.527
2/20/1998	0.525
3/19/1998	0.524
4/15/1998	0.528
5/15/1998	0.529
6/11/1998	0.532
7/10/1998	0.535
8/7/1998	0.539
9/4/1998	0.542
10/5/1998	0.541
10/28/1998	0.539
11/24/1998	0.537
12/16/1998	0.535
1/14/1999	0.534
2/11/1999	0.536
3/11/1999	0.538
4/7/1999	0.536
5/7/1999	0.538
6/4/1999	0.537
7/2/1999	0.535
7/28/1999	0.536
8/27/1999	0.539
9/27/1999	0.541
10/25/1999	0.544
11/22/1999	0.546
12/22/1999	0.548
1/13/2000	0.548
2/9/2000	0.549
3/9/2000	0.549
4/5/2000	0.548
5/3/2000	0.546
5/31/2000	0.546
6/29/2000	0.547
7/26/2000	0.55
8/24/2000	0.554
9/21/2000	0.558
10/23/2000	0.56
11/17/2000	0.557
12/15/2000	0.555
1/11/2001	0.553
2/8/2001	0.551
3/9/2001	0.548
4/6/2001	0.547
5/4/2001	0.552
5/31/2001	0.554
6/28/2001	0.553
7/25/2001	0.555
8/24/2001	0.557
9/20/2001	0.556
10/18/2001	0.552
11/16/2001	0.556
12/13/2001	0.549
1/11/2002	0.548
2/6/2002	0.551
3/8/2002	0.548
4/4/2002	0.548
5/1/2002	0.549
5/28/2002	0.551
6/28/2002	0.553
7/25/2002	0.567
8/22/2002	0.567
9/19/2002	0.567
10/18/2002	0.568
11/15/2002	0.563
12/12/2002	0.564
1/8/2003	0.563
2/6/2003	0.562
3/6/2003	0.556
4/2/2003	0.561
5/2/2003	0.563
5/28/2003	0.565
6/25/2003	0.566
7/25/2003	0.566
8/21/2003	0.566
9/19/2003	0.562
10/17/2003	0.562
11/13/2003	0.565
12/12/2003	0.563
1/7/2004	0.56
2/5/2004	0.554
3/20/2004	0.552
4/1/2004	0.555
4/28/2004	0.554
5/27/2004	0.552
6/22/2004	0.551
7/20/2004	0.552
8/17/2004	0.556
9/16/2004	0.558
10/15/2004	0.561
11/8/2004	0.56
12/7/2004	0.553
1/6/2005	0.555
2/2/2005	0.553
2/28/2005	0.548
3/28/2005	0.552
4/29/2005	0.555
5/25/2005	0.556
6/23/2005	0.558
7/19/2005	0.559
8/19/2005	0.56
9/21/2005	0.561
10/21/2005	0.563
11/17/2005	0.565
12/13/2005	0.566
1/6/2006	0.565
2/9/2006	0.565
3/9/2006	0.565
4/6/2006	0.566
5/2/2006	0.566
5/31/2006	0.566
6/30/2006	0.567
7/28/2006	0.564
8/24/2006	0.568
9/26/2006	0.57
10/23/2006	0.565
11/16/2006	0.568
12/14/2006	0.569