Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 412 | Erath | 32 02 49 N | 098 23 31 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 94 | Fayette | 29 57 07 N | 096 39 13 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 201 | Grayson | 33 24 00 N | 096 32 13 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 170 | Grayson | 33 40 48 N | 096 29 13 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 738 | Hemphill | 35 41 24 N | 100 09 49 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 357 | Jack | 33 14 12 N | 098 21 07 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 141 | Limestone | 31 46 49 N | 096 33 07 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 170 | McLennan | 31 20 25 N | 097 14 07 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 148 | McLennan | 31 36 01 N | 096 54 25 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 317 | Montague | 33 33 36 N | 097 33 31 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 343 | Parker | 32 51 12 N | 097 50 19 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 177 | Williamson | 30 34 37 N | 097 29 01 W |
| Soil Conservation Service Site 25 Reservoir | Reservoir | 226 | Wise | 33 16 24 N | 097 23 37 W |
| Soil Conservation Service Site 25a Dam | Dam | 553 | Coleman | 31 54 31 N | 099 28 25 W |
| Soil Conservation Service Site 25a Dam | Dam | 333 | Parker | 32 50 24 N | 097 49 37 W |
| Soil Conservation Service Site 25a Dam | Dam | 231 | Wise | 33 13 30 N | 097 24 49 W |
| Soil Conservation Service Site 25a Reservoir | Reservoir | 553 | Coleman | 31 54 31 N | 099 28 25 W |
| Soil Conservation Service Site 25a Reservoir | Reservoir | 334 | Parker | 32 50 24 N | 097 49 37 W |
| Soil Conservation Service Site 25a Reservoir | Reservoir | 231 | Wise | 33 13 30 N | 097 24 49 W |
| Soil Conservation Service Site 25b Dam | Dam | 524 | Coleman | 31 54 01 N | 099 26 37 W |
| Soil Conservation Service Site 25b Dam | Dam | 232 | Denton | 33 15 06 N | 097 23 13 W |
| Soil Conservation Service Site 25b Reservoir | Reservoir | 525 | Coleman | 31 54 01 N | 099 26 37 W |
| Soil Conservation Service Site 25b Reservoir | Reservoir | 232 | Denton | 33 15 06 N | 097 23 13 W |
| Soil Conservation Service Site 26 Dam | Dam | 486 | Brown | 32 03 07 N | 099 08 01 W |
| Soil Conservation Service Site 26 Dam | Dam | 130 | Caldwell | 29 52 37 N | 097 34 37 W |
| Soil Conservation Service Site 26 Dam | Dam | 402 | Comanche | 32 02 01 N | 098 24 25 W |
| Soil Conservation Service Site 26 Dam | Dam | 643 | Concho | 31 07 13 N | 099 49 37 W |
| Soil Conservation Service Site 26 Dam | Dam | 333 | Erath | 32 00 37 N | 098 04 31 W |
| Soil Conservation Service Site 26 Dam | Dam | 97 | Fayette | 29 59 25 N | 096 37 19 W |
| Soil Conservation Service Site 26 Dam | Dam | 209 | Grayson | 33 25 36 N | 096 41 19 W |
| Soil Conservation Service Site 26 Dam | Dam | 216 | Grayson | 33 32 24 N | 096 28 43 W |
| Soil Conservation Service Site 26 Dam | Dam | 721 | Hemphill | 35 43 00 N | 100 08 13 W |
| Soil Conservation Service Site 26 Dam | Dam | 348 | Jack | 33 15 12 N | 098 20 31 W |
| Soil Conservation Service Site 26 Dam | Dam | 172 | McLennan | 31 20 37 N | 097 13 43 W |
| Soil Conservation Service Site 26 Dam | Dam | 142 | McLennan | 31 35 13 N | 096 54 37 W |
| Soil Conservation Service Site 26 Dam | Dam | 292 | Montague | 33 33 12 N | 097 32 07 W |
| Soil Conservation Service Site 26 Dam | Dam | 128 | Navarro | 31 48 55 N | 096 32 49 W |
| Soil Conservation Service Site 26 Dam | Dam | 319 | Parker | 32 49 30 N | 097 47 49 W |
| Soil Conservation Service Site 26 Dam | Dam | 238 | Wise | 33 11 06 N | 097 25 07 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 486 | Brown | 32 03 07 N | 099 08 01 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 130 | Caldwell | 29 52 37 N | 097 34 37 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 402 | Comanche | 32 02 01 N | 098 24 25 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 642 | Concho | 31 07 13 N | 099 49 37 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 333 | Erath | 32 00 37 N | 098 04 31 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 96 | Fayette | 29 59 25 N | 096 37 19 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 209 | Grayson | 33 25 36 N | 096 41 19 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 216 | Grayson | 33 32 24 N | 096 28 43 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 721 | Hemphill | 35 43 00 N | 100 08 13 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 348 | Jack | 33 15 12 N | 098 20 31 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 172 | McLennan | 31 20 37 N | 097 13 43 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 142 | McLennan | 31 35 13 N | 096 54 37 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 292 | Montague | 33 33 12 N | 097 32 07 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 128 | Navarro | 31 48 55 N | 096 32 49 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 319 | Parker | 32 49 30 N | 097 47 49 W |
| Soil Conservation Service Site 26 Reservoir | Reservoir | 238 | Wise | 33 11 06 N | 097 25 07 W |
| Soil Conservation Service Site 26a Dam | Dam | 468 | Coleman | 31 51 19 N | 099 16 37 W |
| Soil Conservation Service Site 26a Dam | Dam | 228 | Grayson | 33 25 30 N | 096 41 43 W |
| Soil Conservation Service Site 26a Dam | Dam | 125 | Navarro | 31 49 01 N | 096 33 19 W |
| Soil Conservation Service Site 26a Reservoir | Reservoir | 467 | Coleman | 31 51 19 N | 099 16 37 W |
| Soil Conservation Service Site 26a Reservoir | Reservoir | 228 | Grayson | 33 25 30 N | 096 41 43 W |
| Soil Conservation Service Site 26a Reservoir | Reservoir | 125 | Navarro | 31 49 01 N | 096 33 19 W |
| Soil Conservation Service Site 26a-1 Dam | Dam | 411 | Brown | 31 39 49 N | 098 51 43 W |
| Soil Conservation Service Site 26a-1 Reservoir | Reservoir | 411 | Brown | 31 39 49 N | 098 51 43 W |
| Soil Conservation Service Site 26b Dam | Dam | 218 | Grayson | 33 26 00 N | 096 41 55 W |
| Soil Conservation Service Site 26b Reservoir | Reservoir | 218 | Grayson | 33 26 00 N | 096 41 55 W |
| Soil Conservation Service Site 27 Dam | Dam | 127 | Caldwell | 29 50 01 N | 097 33 43 W |
| Soil Conservation Service Site 27 Dam | Dam | 453 | Coleman | 31 49 37 N | 099 13 43 W |
| Soil Conservation Service Site 27 Dam | Dam | 641 | Concho | 31 08 01 N | 099 50 49 W |
| Soil Conservation Service Site 27 Dam | Dam | 332 | Erath | 31 59 01 N | 098 06 43 W |
| Soil Conservation Service Site 27 Dam | Dam | 149 | Falls | 31 18 55 N | 097 12 01 W |
| Soil Conservation Service Site 27 Dam | Dam | 218 | Grayson | 33 33 18 N | 096 26 55 W |
| Soil Conservation Service Site 27 Dam | Dam | 238 | Grayson | 33 30 18 N | 096 32 13 W |
| Soil Conservation Service Site 27 Dam | Dam | 201 | Grayson | 33 25 12 N | 096 41 01 W |
| Soil Conservation Service Site 27 Dam | Dam | 719 | Hemphill | 35 44 18 N | 100 07 49 W |
| Soil Conservation Service Site 27 Dam | Dam | 313 | Montague | 33 31 12 N | 097 32 19 W |
| Soil Conservation Service Site 27 Dam | Dam | 315 | Parker | 32 48 54 N | 097 47 49 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 127 | Caldwell | 29 50 01 N | 097 33 43 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 453 | Coleman | 31 49 37 N | 099 13 43 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 641 | Concho | 31 08 01 N | 099 50 49 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 332 | Erath | 31 59 01 N | 098 06 43 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 149 | Falls | 31 18 55 N | 097 12 01 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 218 | Grayson | 33 33 18 N | 096 26 55 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 237 | Grayson | 33 30 18 N | 096 32 13 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 203 | Grayson | 33 25 12 N | 096 41 01 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 719 | Hemphill | 35 44 18 N | 100 07 49 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 313 | Montague | 33 31 12 N | 097 32 19 W |
| Soil Conservation Service Site 27 Reservoir | Reservoir | 315 | Parker | 32 48 54 N | 097 47 49 W |
| Soil Conservation Service Site 27a Dam | Dam | 235 | Wise | 33 11 30 N | 097 24 25 W |
| Soil Conservation Service Site 27a Reservoir | Reservoir | 235 | Wise | 33 11 30 N | 097 24 25 W |
| Soil Conservation Service Site 28 Dam | Dam | 138 | Caldwell | 29 51 25 N | 097 30 43 W |
| Soil Conservation Service Site 28 Dam | Dam | 473 | Coleman | 31 48 01 N | 099 15 55 W |
| Soil Conservation Service Site 28 Dam | Dam | 173 | Collin | 33 16 00 N | 096 26 49 W |
| Soil Conservation Service Site 28 Dam | Dam | 635 | Concho | 31 08 55 N | 099 52 49 W |
| Soil Conservation Service Site 28 Dam | Dam | 220 | Grayson | 33 29 12 N | 096 32 49 W |
| Soil Conservation Service Site 28 Dam | Dam | 213 | Grayson | 33 24 30 N | 096 40 43 W |
| Soil Conservation Service Site 28 Dam | Dam | 347 | Hamilton | 31 57 49 N | 098 06 01 W |
| Soil Conservation Service Site 28 Dam | Dam | 720 | Hemphill | 35 42 48 N | 100 07 37 W |
| Soil Conservation Service Site 28 Dam | Dam | 165 | McLennan | 31 22 07 N | 097 11 55 W |
| Soil Conservation Service Site 28 Dam | Dam | 135 | McLennan | 31 33 25 N | 096 56 19 W |
| Soil Conservation Service Site 28 Dam | Dam | 279 | Montague | 33 31 30 N | 097 30 31 W |
| Soil Conservation Service Site 28 Dam | Dam | 308 | Parker | 32 48 12 N | 097 47 07 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 138 | Caldwell | 29 51 25 N | 097 30 43 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 473 | Coleman | 31 48 01 N | 099 15 55 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 173 | Collin | 33 16 00 N | 096 26 49 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 635 | Concho | 31 08 55 N | 099 52 49 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 220 | Grayson | 33 29 12 N | 096 32 49 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 213 | Grayson | 33 24 30 N | 096 40 43 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 347 | Hamilton | 31 57 49 N | 098 06 01 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 720 | Hemphill | 35 42 48 N | 100 07 37 W |
| Soil Conservation Service Site 28 Reservoir | Reservoir | 165 | McLennan | 31 22 07 N | 097 11 55 W |