Texas Water Development Board Proctor Lake Survey Conducted December 1993. Data obtained from TWDB Report: Volumetric Survey of Proctor Lake March 4, 1994 Elevation Area Volume (ft) (acres) (acre-ft) 1131.80 1 0 1131.90 1 1 1132.00 2 1 1132.10 3 1 1132.20 6 1 1132.30 12 2 1132.40 18 4 1132.50 24 6 1132.60 28 9 1132.70 33 12 1132.80 39 15 1132.90 48 19 1133.00 58 25 1133.10 69 31 1133.20 80 39 1133.30 93 47 1133.40 107 57 1133.50 122 69 1133.60 139 82 1133.70 157 96 1133.80 175 113 1133.90 191 131 1134.00 205 151 1134.10 217 172 1134.20 227 194 1134.30 240 218 1134.40 253 242 1134.50 269 268 1134.60 284 296 1134.70 298 325 1134.80 313 356 1134.90 328 388 1135.00 344 421 1135.10 361 456 1135.20 378 493 1135.30 392 532 1135.40 406 572 1135.50 421 613 1135.60 436 656 1135.70 450 700 1135.80 466 746 1135.90 482 793 1136.00 497 842 1136.10 510 893 1136.20 522 944 1136.30 534 997 1136.40 544 1051 1136.50 555 1106 1136.60 566 1162 1136.70 577 1219 1136.80 590 1278 1136.90 600 1337 1137.00 610 1398 1137.10 621 1459 1137.20 630 1522 1137.30 638 1585 1137.40 647 1649 1137.50 656 1714 1137.60 667 1780 1137.70 679 1848 1137.80 692 1916 1137.90 702 1986 1138.00 713 2057 1138.10 725 2129 1138.20 734 2202 1138.30 744 2276 1138.40 753 2350 1138.50 762 2426 1138.60 773 2503 1138.70 784 2581 1138.80 795 2660 1138.90 806 2740 1139.00 817 2821 1139.10 828 2903 1139.20 840 2986 1139.30 850 3071 1139.40 861 3157 1139.50 871 3243 1139.60 881 3331 1139.70 892 3419 1139.80 902 3509 1139.90 912 3600 1140.00 922 3691 1140.10 930 3784 1140.20 938 3877 1140.30 946 3972 1140.40 954 4067 1140.50 961 4162 1140.60 969 4259 1140.70 976 4356 1140.80 983 4454 1140.90 990 4553 1141.00 998 4652 1141.10 1005 4752 1141.20 1012 4853 1141.30 1019 4955 1141.40 1026 5057 1141.50 1033 5160 1141.60 1040 5263 1141.70 1047 5368 1141.80 1055 5473 1141.90 1062 5579 1142.00 1071 5685 1142.10 1079 5793 1142.20 1088 5901 1142.30 1098 6011 1142.40 1109 6121 1142.50 1121 6232 1142.60 1137 6345 1142.70 1155 6460 1142.80 1172 6576 1142.90 1190 6694 1143.00 1209 6814 1143.10 1223 6936 1143.20 1235 7058 1143.30 1248 7183 1143.40 1260 7308 1143.50 1270 7434 1143.60 1280 7562 1143.70 1291 7690 1143.80 1301 7820 1143.90 1312 7951 1144.00 1323 8083 1144.10 1334 8215 1144.20 1346 8349 1144.30 1357 8485 1144.40 1368 8621 1144.50 1380 8758 1144.60 1392 8897 1144.70 1402 9036 1144.80 1414 9177 1144.90 1426 9319 1145.00 1437 9462 1145.10 1449 9607 1145.20 1460 9752 1145.30 1470 9899 1145.40 1481 10046 1145.50 1491 10195 1145.60 1501 10344 1145.70 1511 10495 1145.80 1521 10647 1145.90 1532 10799 1146.00 1543 10953 1146.10 1555 11108 1146.20 1566 11264 1146.30 1577 11421 1146.40 1587 11579 1146.50 1597 11738 1146.60 1607 11899 1146.70 1616 12060 1146.80 1625 12222 1146.90 1634 12385 1147.00 1643 12549 1147.10 1651 12713 1147.20 1660 12879 1147.30 1669 13045 1147.40 1679 13213 1147.50 1690 13381 1147.60 1701 13551 1147.70 1713 13721 1147.80 1724 13893 1147.90 1736 14066 1148.00 1747 14240 1148.10 1757 14415 1148.20 1767 14591 1148.30 1776 14769 1148.40 1785 14947 1148.50 1795 15126 1148.60 1806 15306 1148.70 1818 15487 1148.80 1829 15669 1148.90 1841 15853 1149.00 1852 16037 1149.10 1864 16223 1149.20 1876 16410 1149.30 1889 16599 1149.40 1901 16788 1149.50 1913 16979 1149.60 1924 17170 1149.70 1936 17363 1149.80 1948 17558 1149.90 1960 17753 1150.00 1974 17950 1150.10 1991 18148 1150.20 2006 18348 1150.30 2018 18549 1150.40 2030 18752 1150.50 2044 18955 1150.60 2055 19160 1150.70 2067 19366 1150.80 2078 19574 1150.90 2089 19782 1151.00 2101 19991 1151.10 2113 20202 1151.20 2125 20414 1151.30 2136 20627 1151.40 2147 20841 1151.50 2159 21056 1151.60 2169 21273 1151.70 2180 21490 1151.80 2191 21709 1151.90 2202 21929 1152.00 2215 22149 1152.10 2227 22371 1152.20 2240 22595 1152.30 2251 22819 1152.40 2261 23045 1152.50 2270 23271 1152.60 2280 23499 1152.70 2289 23727 1152.80 2299 23957 1152.90 2309 24187 1153.00 2320 24419 1153.10 2330 24651 1153.20 2341 24885 1153.30 2351 25119 1153.40 2361 25355 1153.50 2373 25592 1153.60 2386 25829 1153.70 2400 26069 1153.80 2416 26310 1153.90 2430 26552 1154.00 2443 26795 1154.10 2455 27040 1154.20 2467 27286 1154.30 2480 27534 1154.40 2491 27782 1154.50 2504 28032 1154.60 2517 28283 1154.70 2531 28535 1154.80 2546 28789 1154.90 2562 29045 1155.00 2588 29302 1155.10 2622 29562 1155.20 2663 29826 1155.30 2713 30095 1155.40 2788 30370 1155.50 2863 30653 1155.60 2922 30942 1155.70 2969 31236 1155.80 3011 31536 1155.90 3049 31839 1156.00 3089 32145 1156.10 3130 32456 1156.20 3169 32771 1156.30 3203 33090 1156.40 3235 33412 1156.50 3267 33737 1156.60 3296 34065 1156.70 3327 34396 1156.80 3360 34731 1156.90 3395 35068 1157.00 3429 35410 1157.10 3463 35754 1157.20 3496 36102 1157.30 3529 36453 1157.40 3561 36808 1157.50 3591 37165 1157.60 3618 37526 1157.70 3644 37889 1157.80 3669 38255 1157.90 3693 38623 1158.00 3718 38993 1158.10 3745 39366 1158.20 3769 39742 1158.30 3793 40120 1158.40 3816 40501 1158.50 3841 40883 1158.60 3865 41269 1158.70 3888 41656 1158.80 3913 42047 1158.90 3936 42439 1159.00 3960 42834 1159.10 3983 43231 1159.20 4003 43630 1159.30 4023 44032 1159.40 4043 44435 1159.50 4064 44840 1159.60 4085 45247 1159.70 4103 45657 1159.80 4121 46068 1159.90 4141 46481 1160.00 4161 46896 1160.10 4181 47313 1160.20 4201 47732 1160.30 4218 48153 1160.40 4236 48576 1160.50 4253 49000 1160.60 4270 49426 1160.70 4288 49854 1160.80 4306 50284 1160.90 4324 50716 1161.00 4343 51149 1161.10 4361 51584 1161.20 4380 52021 1161.30 4399 52460 1161.40 4419 52901 1161.50 4438 53344 1161.60 4458 53789 1161.70 4478 54235 1161.80 4498 54685 1161.90 4518 55135 1162.00 4761 55588