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f Mid-Continent Resources, Inc .
<br /> 0 1988 Subsidence Monitoring Survey TABLE 2
<br /> COMPARISON OF 1981, 1984 AND 1988 BASIC DATA
<br /> CONTROL (TP) POINTS
<br /> NORTH COORDINATE
<br /> POINT 1981 1984_ 1988
<br /> TP-1 11, 202 . 99 11, 202 . 33 11, 201. 72
<br /> TP-2 16, 975. 26 16,975.30 16, 974 . 45
<br /> TP-3 20, 486 . 81 20, 486 .96 20, 486 . 40
<br /> TP-4 17, 301. 21 17,301. 31 17, 300. 21
<br /> TP-5 11,994 . 59 11,994 . 94 11,994 . 95
<br /> TP-6 * 11, 395. 78 11, 394 .16
<br /> EAST COORDINATE
<br /> POINT 1981 1984 1988
<br /> TP-1 3, 839 . 54 3, 839 . 72 3, 839 . 40
<br /> TP-2 520 . 04 520 . 71 520 . 59
<br /> TP-3 684 . 07 684 . 65 684 . 08
<br /> TP-4 1, 630 . 55 1, 630 . 96 .1, 630 .92
<br /> TP-5 4, 905 . 48 4, 905. 71 4, 905 . 67
<br /> TP-6 * 2, 830 .90 2, 831. 16
<br /> ELEVATION
<br /> '• POINT 1981 1984 1988
<br /> TP-1 11, 844 . 52 11, 843 . 55 11, 842 . 11
<br /> TP-2 11, 842 . 40 11, 842 . 44 11, 842. 43
<br /> TP-3 11, 446 . 29 11, 446 . 25 11, 446 . 19
<br /> TP-4 11, 729 . 53 11, 729 . 40 11, 728 . 72
<br /> TP-5 11, 598 . 83 11, 598 . 17 11, 597 . 09
<br /> TP-6 * 11, 750 .17 11, 746. 58
<br /> *Installed 1984 .
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