USGS Open-File Report 02-068 Results of Streamflow Gain-Loss Studies in Texas, With Emphasis on Gains From and Losses to Major and Minor Aquifers Table 1. Characteristics of flow gain-loss studies in Texas [mi, miles; ft3/s, cubic feet per second; ft3/s-mi, cubic feet per second per mile; Cr, Creek; USGS, U.S. Geological Survey; --, not applicable; R, River; TBWE, Texas Board of Water Engineers; Fk, Fork; ft, feet; PCWID, Pecos County Water Improvement District; IBWC, International Boundary and Water Commission; RCWID, Reeves County Water Improvement District] Note: Eight digit streamflow-gaging stations used to identify some reaches Gain Streamflow Major Stream Reach Date Reach Total no. of No. of Total gain or loss Reference study river name identification of length measurement measurement Major aquifer outcrop(s) or loss (-) per mile for no. basin study (river sites sites on main intersected by reach in reach of reach data mi) channel (ft3/s) (ft3/s-mi) 1 Brazos Berry Cr Briggs to mouth (northeast of Georgetown) 4/21-24/1978 30.1 17 11 Edwards 2.25 0.075 USGS (1980) 2 Brazos Berry Cr Briggs to mouth (northeast of Georgetown) 8/15/1978 30.1 17 11 Edwards -0.21 -0.007 USGS (1980) 3 Brazos Berry Cr Briggs to mouth (northeast of Georgetown) 2/15/1979 30.1 17 11 Edwards 31.29 1.04 USGS (1980) 4 Brazos Berry Cr Briggs to mouth (northeast of Georgetown) 8/14-15/1979 30.1 17 11 Edwards 21.75 0.723 USGS (1980) 5 Brazos Brushy Cr northwest of Leander to 4 mi east of Round Rock 4/17-18/1978 20.8 21 8 Edwards 6.05 0.291 USGS (1980) 6 Brazos Brushy Cr northwest of Leander to 4 mi east of Round Rock 8/17-18/1978 20.8 21 8 Edwards 0.07 0.003 USGS (1980) 7 Brazos Brushy Cr northwest of Leander to 4 mi east of Round Rock 2/13-14/1979 20.8 21 8 Edwards 48.05 2.31 USGS (1980) 8 Brazos Brushy Cr northwest of Leander to 4 mi east of Round Rock 8/13-14/1979 20.8 21 8 Edwards 6.57 0.316 USGS (1980) 9 Brazos Hubbard Cr county road 2.5 mi north of Sedwick to Breckenridge (08086500) 1/25-26/1962 24.1 14 5 -- -3.18 -0.132 USGS (1963) 10 Brazos Lampasas R northeast of Lampasas to mouth 6/3-6/1963 79.8 22 12 Edwards, Trinity -5.5 -0.069 USGS (1964) 11 Brazos Lampasas R Stillhouse Hollow Dam site to confluence with Little R 1/16/1968 15.7 6 4 Edwards 15.88 1.011 USGS (1969) 12 Brazos Leon R Belton Dam to Little River 1/16-17/1968 9 11 4 -- 2.48 0.276 USGS (1969) 13 Brazos Leon R southeast of Eastland to near Hasse 3/13-14/1951 45.5 18 11 Trinity 0.26 0.006 TBWE (1960) 14 Brazos North Fk San Gabriel R above US 183 to Country Club Rd at Georgetown 4/26-27/1978 17 15 8 Edwards, Trinity 3.65 0.215 USGS (1980) 15 Brazos North Fk San Gabriel R above US 183 to Country Club Rd at Georgetown 8/16-26/1978 17 15 8 Edwards, Trinity 0.07 0.004 USGS (1980) 16 Brazos North Fk San Gabriel R above US 183 to Country Club Rd at Georgetown 2/13-15/1979 17 15 8 Edwards, Trinity 33.74 1.985 USGS (1980) 17 Brazos North Fk San Gabriel R above US 183 to Country Club Rd at Georgetown 8/13-15/1979 17 15 8 Edwards, Trinity 9.4 0.553 USGS (1980) 18 Brazos North Fk San Gabriel R north of Leander to mouth 3/16-18/1964 14.4 13 6 Edwards, Trinity 1.98 0.138 USGS (1965) 19 Brazos Salado Cr northwest of Florence to Salado 4/24/1978 26.2 12 7 Edwards 15.29 0.584 USGS (1980) 20 Brazos Salado Cr northwest of Florence to Salado 8/14/1978 26.2 12 7 Edwards 8.96 0.342 USGS (1980) 21 Brazos Salado Cr northwest of Florence to Salado 2/16/1979 26.2 12 7 Edwards 63.0 2.405 USGS (1980) 22 Brazos Salado Cr northwest of Florence to Salado 8/15/1979 26.2 12 7 Edwards 49.09 1.874 USGS (1980) 23 Brazos Salt Prong Hubbard Cr 8.3 mi above mouth to 0.5 mi above mouth 1/25/1962 7.8 3 3 -- 0.84 0.108 USGS (1963) 24 Brazos San Gabriel R Georgetown (08105000) to mouth 3/17-18/1964 49 25 11 -- 10.54 0.215 USGS (1965) 25 Brazos South Fk San Gabriel R US 183 to SH 29 at Georgetown 3/16/1964 12.8 6 4 Edwards 1.38 0.108 USGS (1965) 26 Brazos South Fk San Gabriel R near Bertram to Georgetown 4/19-21/1978 29.7 21 13 Edwards, Trinity 5.09 0.171 USGS (1980) 27 Brazos South Fk San Gabriel R near Bertram to Georgetown 8/17/1978 29.7 21 13 Edwards, Trinity 0.01 0.0 USGS (1980) 28 Brazos South Fk San Gabriel R near Bertram to Georgetown 2/13-15/1979 29.7 21 13 Edwards, Trinity 33.22 1.119 USGS (1980) 29 Brazos South Fk San Gabriel R near Bertram to Georgetown 8/13-15/1979 29.7 21 14 Edwards, Trinity 8.59 0.289 USGS (1980) 30 Brazos Sulphur Cr Lampasas to 1.5 mi downstream from Burleson Cr 6/30/1942 3.67 9 6 Trinity 15.2 4.142 TBWE (1960) 31 Brazos Sulphur Cr Lampasas to 1.5 mi downstream from Burleson Cr 8/10/1942 3.67 9 6 Trinity 11.7 3.188 TBWE (1960) 32 Colorado Barton Cr Loop 360 (08155300) to above Barton Springs 2/9/1981 3.5 5 5 Edwards -17.0 -4.857 Slade and others (1982) 33 Colorado Barton Cr Loop 360 (08155300) to above Barton Springs 4/28/1981 3.5 5 5 Edwards -5.43 -1.551 Slade and others (1982) 34 Colorado Barton Cr northeast of Henly to Barton Springs 7/6-8/1970 49.5 27 24 Edwards, Trinity 99.07 2.001 USGS (1972) 35 Colorado Barton Cr northeast of Henly to Barton Springs 10/1-3/1970 49.5 27 24 Edwards, Trinity 82.44 1.665 USGS (1972) 36 Colorado Barton Cr SH 71 (08155200) to Barton Springs (08155500) 5/29/1980 21 17 16 Edwards, Trinity 11.02 0.525 Slade and others (1982) 37 Colorado Beals Cr FM 87 to 0.5 mi above mouth 2/24/1986 58.7 9 8 Ogallala -0.04 -0.001 unpublished 38 Colorado Beals Cr FM 87 to 0.5 mi above mouth 12/9-10/1986 58.7 9 8 Ogallala 2.85 0.049 unpublished 39 Colorado Beals Cr US 87 to 0.5 mi above mouth 2/27-3/1/1989 58.7 8 7 Ogallala 3.88 0.066 unpublished 40 Colorado Bear Cr southeast of FM 1826 (08158810) to above MoPac RR 5/23/1980 10.1 10 8 Edwards, Trinity -3.8 -0.376 Slade and others (1982) 41 Colorado Brady Cr Brady to mouth 3/29/1918 28 3 3 -- 1.7 0.061 TBWE (1960) 42 Colorado Colorado R below Lake J.B. Thomas dam to FM 503 (08136700) 2/24-26/1986 239.1 60 28 -- 1.89 0.008 unpublished 43 Colorado Colorado R below Lake J.B. Thomas dam to FM 503 (08136700) 1/6-9/1987 239.1 60 28 -- -23.64 -0.099 unpublished 44 Colorado Colorado R below Lake J.B. Thomas dam to FM 503 (08136700) 2/27-3/1/1989 239.1 60 28 -- -5.41 -0.023 unpublished 45 Colorado Colorado R Bull Cr to Colorado City (08121000) 2/14/1975 35.5 19 12 -- 7.98 0.225 USGS (1976) 46 Colorado Colorado R Bull Cr to Colorado City (08121000) 11/13/1975 35.5 19 12 -- 4.96 0.14 USGS (1977) 47 Colorado Colorado R Bull Cr to Colorado City (08121000) 1/20/1976 35.5 19 12 -- -2.24 -0.063 USGS (1977) 48 Colorado Colorado R Bull Cr to Colorado City (08121000) 3/2/1976 35.5 19 12 -- -2.25 -0.063 USGS (1977) 49 Colorado Colorado R Austin (08158000) to near Bay City (08162500) 8/19-21/1985 257.6 19 12 Carrizo-Wilcox, Gulf Coast -1,634.24 -6.344 USGS (1986) 50 Colorado Colorado R near Silver (08123900) to Robert Lee (08124000) 12/14/1966 34.7 4 4 -- -2.97 -0.086 USGS (1968) 51 Colorado Colorado R near Silver (08123900) to Robert Lee (08124000) 3/21/1967 34.7 10 10 -- -2.69 -0.078 USGS (1968) 52 Colorado Colorado R near Vincent (08118000) to near Silver (08123900) 4/8/1968 103.2 32 22 -- -0.28 -0.003 USGS (1969) 53 Colorado Colorado R Robert Lee to Barton Springs (08155500) 4/7-24/1925 365 106 37 Edwards, Trinity 96.53 0.264 TBWE (1960) 54 Colorado Colorado R Robert Lee to mouth 8/7-14/1918 593 117 43 Carrizo-Wilcox, Edwards, Gulf Coast, Trinity 340.6 0.574 TBWE (1960) 55 Colorado Concho R confluence of North and South Concho (08136000) to FM 1929 2/25-26/1986 54.7 10 6 -- 7.25 0.133 unpublished 56 Colorado Concho R confluence of North and South Concho (08136000) to FM 1929 1/6-7/1987 54.7 10 6 -- 36.23 0.662 unpublished 57 Colorado Concho R confluence of North and South Concho (08136000) to FM 1929 2/28-3/1/1989 54.7 10 6 -- 37.8 0.691 unpublished 58 Colorado Concho R confluence of North and South Concho to mouth 3/27-28/1918 51.5 14 7 -- 4.6 0.089 TBWE (1960) 59 Colorado Concho R confluence of North and South Concho to mouth 3/17-20/1925 54.5 28 12 -- 6.6 0.121 TBWE (1960) 60 Colorado Dove Cr 9 mi above Knickerbocker to mouth 3/4-5/1925 11.8 8 5 Edwards-Trinity (Plateau) 15.7 1.331 TBWE (1960) 61 Colorado Elm Cr FM 1770 to north of Ballinger (08127000) 2/26/1986 18.4 9 7 -- -0.53 -0.029 unpublished 62 Colorado Elm Cr FM 1770 to north of Ballinger (08127000) 1/7/1987 18.4 9 7 -- 12.7 0.69 unpublished 63 Colorado Elm Cr FM 1770 to north of Ballinger (08127000) 3/1/1989 18.4 9 7 -- 0.68 0.037 unpublished 64 Colorado Johnson Fk Llano R headwater springs to mouth 2/6-15/1925 16.8 9 8 Edwards-Trinity (Plateau) 8.9 0.53 TBWE (1960) 65 Colorado Llano R confluence of North and South Llano to Llano (08151500) 1/17-24/1962 83.5 56 20 Edwards-Trinity (Plateau) 7.84 0.094 USGS (1963) 66 Colorado Llano R Junction gaging station to Llano (08151500) 9/3-4/1952 79 12 10 Edwards-Trinity (Plateau) -18.83 -0.238 TBWE (1960) 67 Colorado Llano R Junction to mouth 3/31-4/3/1918 106 26 13 Edwards-Trinity (Plateau) 22.3 0.21 TBWE (1960) 68 Colorado Llano R confluence of North and South Llano to mouth 2/14-21/1925 105 23 17 Edwards-Trinity (Plateau) 5.7 0.054 TBWE (1960) 69 Colorado Middle Concho R Kiowa Cr to mouth 3/10-11/1925 47.7 14 13 -- -0.8 -0.017 TBWE (1960) 70 Colorado Middle Concho R San Angelo-Mertzon Rd to mouth 3/27-28/1918 22 2 2 -- 3.9 0.177 TBWE (1960) 71 Colorado North Concho R 13 mi above Sterling City to confluence with South Concho R 5/25-26/1918 78 40 29 -- 5.1 0.065 TBWE (1960) 72 Colorado North Concho R above Sterling City to confluence with South Concho R 2/28-3/17/1925 55.3 13 12 -- 2.3 0.042 TBWE (1960) 73 Colorado North Concho R Sterling City to confluence with South Concho R 3/27/1918 48 9 7 -- -1.1 -0.023 TBWE (1960) 74 Colorado North Llano R 10 mi above Roosevelt to Junction 2/7-14/1925 31.8 14 10 Edwards-Trinity (Plateau) 6.9 0.217 TBWE (1960) 75 Colorado Onion Cr FM 12 to mouth 4/23-24/1958 59.2 21 9 Edwards, Trinity -24.9 -0.421 TBWE (1960) 76 Colorado Onion Cr FM 150 (08158700) to US 183 (08159000) 5/28/1980 35.4 19 14 Edwards, Trinity -82.7 -2.336 Slade and others (1982) 77 Colorado Pedernales R below Harper to near Johnson City (08153500) 1/9-17/1956 70 69 39 Edwards-Trinity (Plateau), Trinity 4.76 0.068 TBWE (1960) 78 Colorado Pedernales R Harper to Hamilton Pool 4/3-4/1962 18 12 8 Edwards-Trinity (Plateau), Trinity 0.46 0.026 USGS (1963) 79 Colorado Pedernales R Harper to Hamilton Pool 5/15-21/1962 88.7 43 23 Trinity 12.31 0.139 USGS (1963) 80 Colorado San Saba R above Fort McKavett to Brady Cr 7/27-29/1933 80.1 32 18 Edwards-Trinity (Plateau) 7.7 0.096 TBWE (1960) 81 Colorado San Saba R below Fort McKavett to Menard (08144500) 2/20-21/1940 20.9 13 6 Edwards-Trinity (Plateau) 4.0 0.191 TBWE (1960) 82 Colorado San Saba R near Dorans Ranch to San Saba (08146000) 11/17-18/1921 14 6 2 -- -0.9 -0.064 TBWE (1960) 83 Colorado San Saba R near Fort McKavett to mouth 3/29-31/1918 105 29 11 Edwards-Trinity (Plateau) -2.5 -0.024 TBWE (1960) 84 Colorado Slaughter Cr Bear Cr below FM 1826 (08158810) to FM 2304 (08158860) 3/5/1981 7.4 6 6 Edwards, Trinity -54.7 -7.392 Slade and others (1982) 85 Colorado Slaughter Cr FM 1826 (08158840) to downstream from Chappell Ln 5/22/1980 8.8 11 10 Edwards, Trinity -10.45 -1.188 Slade and others (1982) 86 Colorado South Concho R above Christoval to mouth 3/12-16/1925 24.8 12 5 Edwards-Trinity (Plateau) 19.6 0.79 TBWE (1960) 87 Colorado South Concho R above Middle Concho to 3.5 mi below Middle Concho 4/27/1918 1 3 2 -- 2.2 2.2 TBWE (1960) 88 Colorado South Concho R Christoval to confluence with North Concho R 3/27-28/1918 19.8 13 7 Edwards-Trinity (Plateau) 13.3 0.672 TBWE (1960) 89 Colorado South Concho R south of Christoval to above Lake Nasworthy 6/18/1953 12 6 5 Edwards-Trinity (Plateau) -4.64 -0.387 TBWE (1960) 90 Colorado South Llano R above Telegraph to confluence with North Llano R 4/1/1918 18.5 5 2 Edwards-Trinity (Plateau) 2.3 0.124 TBWE (1960) 91 Colorado South Llano R below confluence of West and South Fk to mouth 2/10-14/1925 25.9 12 9 Edwards-Trinity (Plateau) 26.7 1.031 TBWE (1960) 92 Colorado Spring Cr above Mertzon to mouth 3/6-11/1925 26.5 17 12 Edwards-Trinity (Plateau) 25.6 0.966 TBWE (1960) 93 Colorado Spring Cr above Seven Springs to mouth 3/27/1918 27 15 10 Edwards-Trinity (Plateau) 10.5 0.389 TBWE (1960) 94 Colorado Williamson Cr east of the "Y" (US 290/SH 71) in Oak Hill (08158920) to FM 2304 (08158930) 3/5/1981 5.4 6 5 -- -12.23 -2.265 Slade and others (1982) 95 Colorado Williamson Cr Old Oak Hill-Bee Cave Rd to Jimmy Clay Rd (08158970) 5/20/1980 13.5 16 14 Edwards, Trinity -4.88 -0.361 Slade and others (1982) 96 Colorado Wolf Cr 12.1 mi above mouth to mouth 1/16/1956 12.1 10 5 Trinity 1.9 0.157 TBWE (1960) 97 Guadalupe Blanco R 10 mi upstream of Wimberley to northeast of San Marcos 3/15-16/1955 33.3 7 6 Edwards, Trinity -10.3 -0.309 TBWE (1960) 98 Guadalupe Blanco R 9 mi below Blanco to Wimberley (08171000) 2/25-3/4/1963 27.1 28 20 Trinity 25.9 0.956 USGS (1964) 99 Guadalupe Blanco R above Halifax Cr to near Kyle 7/22/1924 4.2 3 3 Edwards -13.1 -3.119 TBWE (1960) 100 Guadalupe Blanco R upstream from Little Blanco R to northeast of San Marcos 1/24-28/1955 49.6 33 30 Edwards, Trinity -2.65 -0.053 TBWE (1960) 101 Guadalupe Blanco R Wimberley (08171000) to Kyle (08171300) 7/10-14/1957 16.2 8 7 Edwards, Trinity -13.9 -0.858 TBWE (1960) 102 Guadalupe Blanco R Wimberley to near Kyle 6/12/1924 19.4 3 3 Edwards, Trinity 14.0 0.722 TBWE (1960) 103 Guadalupe Blanco R Wimberley to near Kyle 7/15-16/1924 19.4 4 4 Edwards, Trinity -12.8 -0.66 TBWE (1960) 104 Guadalupe Cibolo Cr Schertz to San Antonio R near Falls City (08183500) 9/12-13/1949 62 10 7 Carrizo-Wilcox 13.95 0.225 TBWE (1960) 105 Guadalupe Cypress Cr FM 1341 to mouth 3/25/1965 10 4 4 Trinity 3.35 0.335 USGS (1966) 106 Guadalupe Guadalupe R 2.5 mi below Spring Branch (08167500) to below Cranes Mill spring 5/11/1955 16.5 6 3 Trinity 63.5 3.848 TBWE (1960) 107 Guadalupe Guadalupe R Canyon Dam to 3.6 mi downstream 4/9/1965 3.5 9 6 Trinity -10.57 -3.02 USGS (1966) 108 Guadalupe Guadalupe R Canyon Dam to 3.6 mi downstream 4/16/1965 3.5 8 5 Trinity 0.3 0.086 USGS (1966) 109 Guadalupe Guadalupe R Canyon Dam to 3.6 mi downstream 4/22/1965 3.5 8 5 Trinity 2.81 0.803 USGS (1966) 110 Guadalupe Guadalupe R Comfort to New Braunfels 1/16-19/1928 108.7 25 13 Edwards, Trinity 13.2 0.121 TBWE (1960) 111 Guadalupe Guadalupe R Comfort to New Braunfels 2/18-22/1929 108.7 29 16 Edwards, Trinity 10.9 0.1 TBWE (1960) 112 Guadalupe Guadalupe R confluence of North and South Fk to Comfort (08167000) 3/16/1965 0.8 4 4 Trinity 22.2 27.75 USGS (1966) 113 Guadalupe Guadalupe R confluence of North and South Fk to Comfort (08167000) 3/24-25/1965 34 37 12 Trinity 47.42 1.395 USGS (1966) 114 Guadalupe Guadalupe R near Spring Branch to New Braunfels 1/24-31/1955 57 41 33 Edwards, Trinity -43.7 -0.767 TBWE (1960) 115 Guadalupe Guadalupe R near Spring Branch to New Braunfels 2/28-3/2/1955 57 15 13 Edwards, Trinity -1.0 -0.018 TBWE (1960) 116 Guadalupe Guadalupe R near Spring Branch to New Braunfels 3/14-15/1955 57 9 8 Edwards, Trinity 11.0 0.193 TBWE (1960) 117 Guadalupe Guadalupe R near Spring Branch to New Braunfels 3/29-30/1955 67.3 10 9 Edwards, Trinity -1.4 -0.021 TBWE (1960) 118 Guadalupe Guadalupe R near Spring Branch to New Braunfels 4/12-13/1955 57 9 8 Edwards, Trinity -0.3 -0.005 TBWE (1960) 119 Guadalupe Guadalupe R near Spring Branch to New Braunfels 4/26-27/1955 57 9 8 Edwards, Trinity 0.8 0.014 TBWE (1960) 120 Guadalupe Guadalupe R near Spring Branch to New Braunfels 5/9-10/1955 51.3 8 5 Edwards, Trinity -499.04 -9.728 TBWE (1960) 121 Guadalupe Guadalupe R near Spring Branch to New Braunfels 3/7-8/1962 57 14 12 Edwards, Trinity 23.1 0.405 USGS (1963) 122 Guadalupe Guadalupe R near Spring Branch to Wunderlich Ranch 1/17/1955 15.1 7 6 Trinity -39.4 -2.609 TBWE (1960) 123 Guadalupe Johnson Cr 4.9 mi northwest of Mountain Home to near mouth 3/15-16/1965 19 16 6 Edwards-Trinity (Plateau), Trinity 9.33 0.491 USGS (1966) 124 Guadalupe Medina Canal head of canal (08180000) to first diversion lateral 8/15/1969 23.6 5 5 Edwards -4.0 -0.169 USGS (1970) 125 Guadalupe Medina R 5.8 mi above Medina to Turks Head Mountain in Medina Lake 9/6-7/1955 45.7 26 16 Trinity -4.84 -0.106 TBWE (1960) 126 Guadalupe Medina R 5 mi above Lima to 4 mi below Pipe Cr 6/3-5/1925 43.8 19 12 Trinity 2.2 0.05 TBWE (1960) 127 Guadalupe Medina R 8.3 mi above Medina to 1.5 mi below Bandera-Medina Co line 1/3-7/1955 47.1 28 19 Trinity -0.67 -0.014 TBWE (1960) 128 Guadalupe Medina R Bandera to Turks Head Mountain in Medina Lake 2/17-18/1955 20.4 12 7 Trinity -4.62 -0.226 TBWE (1960) 129 Guadalupe Medina R Main Dam to near Riomedina 12/9/1924 10.9 5 5 Edwards, Trinity 6.6 0.606 TBWE (1960) 130 Guadalupe Medina R Medina Co Irrigation Co. diversion dam to Losoya 5/26-28/1925 55.1 19 14 Carrizo-Wilcox, Edwards -3.2 -0.058 TBWE (1960) 131 Guadalupe North Fk Guadalupe R Kerr Wildlife Management Area to confluence with South Fk Guadalupe R 3/15-16/1965 20 18 10 Edwards-Trinity (Plateau), Trinity 15.32 0.766 USGS (1966) 132 Guadalupe South Fk Guadalupe R Lynxhaven resort to confluence with North Fk Guadalupe R 3/15-16/1965 12.2 15 9 Edwards-Trinity (Plateau), Trinity 11.86 0.972 USGS (1966) 133 Guadalupe Turtle Cr FM 1273 to FM 692 3/24-25/1965 9.2 4 3 Trinity 11.96 1.3 USGS (1966) 134 Guadalupe Verde Cr 7.7 mi southwest of Center Point 3/25/1965 10.4 6 3 Trinity 6.93 0.666 USGS (1966) 135 Lavaca Lavaca R east of Hallettsville (08163500) to southeast of Edna 12/14-17/1970 65.4 18 14 Gulf Coast 18.23 0.279 USGS (1972) 136 Lavaca Lavaca R near Edna 11/4/1947 9.5 7 5 Gulf Coast 5.7 0.6 TBWE (1960) 137 Lavaca Lavaca R near Edna 8/5-6/1948 9.5 7 5 Gulf Coast 4.48 0.472 TBWE (1960) 138 Lavaca Navidad R east of Hallettsville (08164300) to SH 111 bridge 12/14-16/1970 64.4 18 12 Gulf Coast 11.1 0.172 USGS (1972) 139 Neches West Fk Bowles Cr - [Bowles Cr] west of Old London to near Carlisle 10/28/1942 6.5 11 6 Carrizo-Wilcox 3.0 0.462 TBWE (1960) 140 Nueces Atascosa, Frio, and Nueces R 3 mi southwest of Poteet to near Mathis 1/23-26/1951 103.8 29 14 Gulf Coast 4.83 0.047 TBWE (1960) 141 Nueces Atascosa, Frio, and Nueces R Campbellton to near Mathis 4/19-21/1951 60.2 30 15 Gulf Coast 1.13 0.019 TBWE (1960) 142 Nueces Atascosa, Frio, and Nueces R Campbellton to near Mathis 4/27-5/1/1951 58.3 23 13 Gulf Coast -0.22 -0.004 TBWE (1960) 143 Nueces Dry Frio R above Real-Uvalde Co line to below Reagan Wells (08196000) 12/16-20/1954 20 24 15 Edwards, Edwards-Trinity (Plateau) -0.75 -0.038 TBWE (1960) 144 Nueces Dry Frio R above Real-Uvalde Co line to below Reagan Wells (08196000) 9/9-13/1955 28 26 20 Edwards, Edwards-Trinity (Plateau) -2.18 -0.078 TBWE (1960) 145 Nueces Dry Frio R above Real-Uvalde Co line to Reagan Wells (08196000) 1/15-20/1958 26.1 35 13 Edwards, Edwards-Trinity (Plateau) 10.01 0.384 TBWE (1960) 146 Nueces Dry Frio R near Reagan Wells 6/28/1925 15.5 7 6 Edwards, Edwards-Trinity (Plateau) -1.0 -0.065 TBWE (1960) 147 Nueces Dry Frio R Reagan Wells (08196000) to 0.9 mi north of US 90 6/18/1981 24.6 6 6 Edwards -425.61 -17.301 Land and others (1983) 148 Nueces East Frio R 11 mi above mouth to mouth 1/5-6/1955 11 12 9 Edwards-Trinity (Plateau) -7.01 -0.637 TBWE (1960) 149 Nueces East Frio R 11 mi above mouth to mouth 9/7-9/1955 11 12 9 Edwards-Trinity (Plateau) -4.11 -0.374 TBWE (1960) 150 Nueces East Frio R 5.2 mi above mouth to mouth 2/14/1955 5.2 5 4 Edwards-Trinity (Plateau) -6.95 -1.337 TBWE (1960) 151 Nueces East Frio R 5.2 mi above mouth to mouth 7/9/1957 5.2 5 4 Edwards-Trinity (Plateau) -8.49 -1.633 TBWE (1960) 152 Nueces East Frio R - [Frio R] 11.8 mi above Leakey to 7 mi below Concan 6/26-28/1925 38.3 24 16 Edwards, Edwards-Trinity (Plateau) -17.71 -0.462 TBWE (1960) 153 Nueces East Frio R - [Frio R] 11 mi above Leakey to 3.7 mi below Concan (08195000) 5/17-23/1954 38.5 16 14 Edwards, Edwards-Trinity (Plateau) 1.57 0.041 TBWE (1960) 154 Nueces Frio R Choke Canyon Reservoir to Shamrock Refinery 11/12-13/1991 8.59 5 4 Gulf Coast 0.12 0.014 unpublished 155 Nueces Frio R Concan (08195000) to near Uvalde (08197500) 9/11/1980 28.4 7 7 Edwards -200.14 -7.047 Land and others (1983) 156 Nueces Frio R Concan (08195000) to near Knippa 11/5-6/1932 18.5 5 5 Edwards -233.0 -12.595 TBWE (1960) 157 Nueces Frio R Concan (08195000) to near Knippa 12/20/1932 18.5 5 5 Edwards -124.0 -6.703 TBWE (1960) 158 Nueces Frio R near Concan 7/1/1931 6 5 5 Edwards -25.7 -4.283 TBWE (1960) 159 Nueces Frio R near Fowlerton to mouth 12/18-21/1967 62.9 13 6 Gulf Coast 10.63 0.169 USGS (1969) 160 Nueces Frio R Reagan Wells (08196000) to Uvalde (08197500) 4/2/1981 28.4 7 7 Edwards -259.18 -9.126 Land and others (1983) 161 Nueces Frio R Reagan Wells (08196000) to Uvalde (08197500) 5/6/1981 28.4 7 7 Edwards -229.0 -8.063 Land and others (1983) 162 Nueces Hondo Cr near headwaters to US 90 4/5-8/1958 37.2 25 15 Edwards, Trinity -27.78 -0.747 TBWE (1960) 163 Nueces Hondo Cr Tarpley (08200000) to 3 mi downstream from US 90 3/27-28/1968 29.5 13 12 Edwards, Trinity -98.0 -3.322 USGS (1969) 164 Nueces Hondo Cr Tarpley (08200000) to Hondo (08200700) 5/27/1981 18.9 6 6 Edwards -158.1 -8.365 Land and others (1983) 165 Nueces Leona R 1.7 mi southeast of Uvalde to 0.2 mi east of Zavalla-Frio Co line 2/5-8/1946 49.4 35 32 Carrizo-Wilcox 2.0 0.04 TBWE (1960) 166 Nueces Leona R 1.7 mi southeast of Uvalde to 35 mi southeast of Uvalde 6/11-12/1931 37.5 15 12 Carrizo-Wilcox -3.1 -0.083 TBWE (1960) 167 Nueces Leona R 1.7 mi southeast of Uvalde to 7.1 mi southeast of Batesville 8/7-9/1946 36.3 22 21 Carrizo-Wilcox 0.3 0.008 TBWE (1960) 168 Nueces Leona R 1.7 mi southeast of Uvalde to 9.5 mi southeast of Uvalde 3/1/1947 9.8 5 5 Carrizo-Wilcox 14.91 1.521 TBWE (1960) 169 Nueces Leona R 1.7 mi southeast of Uvalde to below Batesville 6/21-22/1934 34.6 13 10 Carrizo-Wilcox -3.1 -0.09 TBWE (1960) 170 Nueces Leona R 1.7 mi southeast of Uvalde to below Batesville 10/18-20/1934 34.6 14 11 Carrizo-Wilcox 2.4 0.069 TBWE (1960) 171 Nueces Leona R 1.7 mi southeast of Uvalde to below Batesville 7/5-6/1939 23 14 11 Carrizo-Wilcox 4.3 0.187 TBWE (1960) 172 Nueces Leona R 1.7 mi southeast of Uvalde to near Batesville 11/7/1932 17 6 4 Carrizo-Wilcox 21.2 1.247 TBWE (1960) 173 Nueces Leona R 10 mi below Uvalde to below Batesville 6/8-10/1939 26 10 8 Carrizo-Wilcox -3.8 -0.146 TBWE (1960) 174 Nueces Leona R below Kincaid Dam to 9.5 mi southeast of Uvalde 2/19/1946 5.2 7 7 Carrizo-Wilcox 0.7 0.135 TBWE (1960) 175 Nueces Leona R Uvalde-Friotown Hwy to near Batesville 4/25-28/1925 33.5 14 11 Carrizo-Wilcox 15.89 0.474 TBWE (1960) 176 Nueces Little Seco Cr 9 mi above mouth to mouth 4/3/1958 9 7 7 Edwards, Trinity 0.0 0.0 TBWE (1960) 177 Nueces Middle Verde and Verde Cr 15.6 mi north of Hondo to 4.5 mi north of Hondo 4/24/1981 16.5 10 8 Edwards, Trinity -116.0 -7.03 Land and others (1983) 178 Nueces Middle Verde and Verde Cr 15.6 mi north of Hondo to 4.5 mi north of Hondo 6/17/1981 16.5 10 9 Edwards, Trinity -161.0 -9.758 Land and others (1983) 179 Nueces Middle Verde and Verde Cr 15.6 mi north of Hondo to 4.5 mi north of Hondo 9/8/1981 16.5 9 7 Edwards, Trinity -86.0 -5.212 Land and others (1983) 180 Nueces Middle Verde and Verde Cr 5.5 mi above East Verde Cr to 4 mi west of Quihi 1/14/1958 19.5 9 6 Edwards, Trinity -58.3 -2.99 TBWE (1960) 181 Nueces Middle Verde and Verde Cr SH 173 on Middle Verde Cr to Vandenburg community 9/8/1980 16.5 11 8 Edwards, Trinity -86.0 -5.212 USGS (1981) 182 Nueces Nueces R above Laguna (08190000) to 4.8 mi southeast of La Pryor 5/2-3/1940 46.9 14 13 Carrizo-Wilcox, Edwards -63.8 -1.36 TBWE (1960) 183 Nueces Nueces R above Laguna (08190000) to 4.8 mi southeast of La Pryor 7/9-10/1940 46.9 14 13 Carrizo-Wilcox, Edwards -66.7 -1.422 TBWE (1960) 184 Nueces Nueces R above Laguna (08190000) to 4.8 mi southeast of La Pryor 8/28-29/1940 46.8 14 13 Carrizo-Wilcox, Edwards -52.3 -1.118 TBWE (1960) 185 Nueces Nueces R above Laguna (08190000) to 4.8 mi southeast of La Pryor 9/26-27/1940 46.9 14 12 Carrizo-Wilcox, Edwards -27.9 -0.595 TBWE (1960) 186 Nueces Nueces R Laguna (08190000) to Uvalde (08192000) 8/10/1981 29.4 6 6 Edwards -24.0 -0.816 Land and others (1983) 187 Nueces Nueces R Barksdale to Laguna (08190000) 12/13-15/1954 25.2 37 17 Edwards-Trinity (Plateau) -1.01 -0.04 TBWE (1960) 188 Nueces Nueces R Barksdale to Laguna (08190000) 9/19-20/1955 25.2 35 19 Edwards-Trinity (Plateau) 15.78 0.626 TBWE (1960) 189 Nueces Nueces R Barksdale to Laguna (08190000) 7/8-10/1957 25.2 29 17 Edwards-Trinity (Plateau) 18.2 0.722 TBWE (1960) 190 Nueces Nueces R below Mathis (08211100) to above Calallen (08211200) 2/9/1967 8.4 6 5 Gulf Coast 3.0 0.357 USGS (1968) 191 Nueces Nueces R below Odley Cr near Vance to La Pryor 3/17-26/1924 74.4 21 18 Carrizo-Wilcox, Edwards, Edwards-Trinity (Plateau) 19.8 0.266 TBWE (1960) 192 Nueces Nueces R Cotulla (08194000) to Simmons (08194600) 7/28-30/1981 108.1 13 10 Gulf Coast 7.6 0.07 USGS (1982a) 193 Nueces Nueces R Cotulla (08194000) to Simmons (08194600) 8/11-13/1981 108.1 13 10 Gulf Coast 9.29 0.086 USGS (1982a) 194 Nueces Nueces R Laguna (08190000) to 3.8 mi southeast of Cinonia 6/14-30/1939 61.6 27 25 Carrizo-Wilcox, Edwards -23.7 -0.385 TBWE (1960) 195 Nueces Nueces R Laguna (08190000) to 5 mi northeast of La Pryor 11/14-16/1931 39.6 10 10 Carrizo-Wilcox, Edwards -60.2 -1.52 TBWE (1960) 196 Nueces Nueces R Laguna (08190000) to 5 mi northeast of La Pryor 1/24-25/1932 39.6 11 11 Carrizo-Wilcox, Edwards -59.5 -1.503 TBWE (1960) 197 Nueces Nueces R Laguna (08190000) to Cinonia 4/30-5/8/1925 54.9 14 14 Carrizo-Wilcox, Edwards -29.9 -0.545 TBWE (1960) 198 Nueces Nueces R Laguna (08190000) to Cinonia 5/16-17/1931 56.5 11 11 Carrizo-Wilcox, Edwards -76.0 -1.345 TBWE (1960) 199 Nueces Nueces R Laguna (08190000) to Cinonia 6/4-6/1931 53 10 10 Carrizo-Wilcox, Edwards -84.0 -1.585 TBWE (1960) 200 Nueces Nueces R Laguna (08190000) to Cinonia 6/15-17/1931 56.5 12 12 Carrizo-Wilcox, Edwards -73.6 -1.303 TBWE (1960) 201 Nueces Nueces R Laguna (08190000) to Cinonia 6/22-24/1931 56.5 12 12 Carrizo-Wilcox, Edwards -91.9 -1.627 TBWE (1960) 202 Nueces Nueces R Laguna (08190000) to Cinonia 7/2-4/1931 56.5 12 12 Carrizo-Wilcox, Edwards -82.5 -1.46 TBWE (1960) 203 Nueces Nueces R Laguna (08190000) to Leona R springflow near Uvalde (08204000) 5/19/1931 22.7 4 4 Edwards -79.0 -3.48 TBWE (1960) 204 Nueces Nueces R Laguna (08190000) to Leona R springflow near Uvalde (08204000) 7/9/1931 22.7 6 6 Edwards -77.3 -3.405 TBWE (1960) 205 Nueces Nueces R Laguna (08190000) to Leona R springflow near Uvalde (08204000) 7/16-17/1931 22.7 6 6 Edwards -73.0 -3.216 TBWE (1960) 206 Nueces Nueces R Laguna (08190000) to near Cinonia 11/1-4/1932 56.5 14 14 Carrizo-Wilcox, Edwards 28.0 0.496 TBWE (1960) 207 Nueces Nueces R Laguna (08190000) to near Cinonia 7/23-25/1933 56.5 14 14 Carrizo-Wilcox, Edwards -8.7 -0.154 TBWE (1960) 208 Nueces Nueces R Laguna (08190000) to SAU&G RR bridge 8/29-30/1931 31.6 8 8 Carrizo-Wilcox, Edwards -80.2 -2.538 TBWE (1960) 209 Nueces Nueces R Mathis (08211000) to Calallen 4/20-22/1948 25.5 18 13 Gulf Coast -0.7 -0.027 TBWE (1960) 210 Nueces Nueces R Uvalde (08204000) to Cinonia 7/13/1931 33.8 7 7 Carrizo-Wilcox 4.0 0.118 TBWE (1960) 211 Nueces Nueces R Miller's Ranch to Nueces R at Highway 59 11/12-13/1991 16.45 7 6 Gulf Coast 65.89 4.005 unpublished 212 Nueces Nueces R Mathis (08211000) to Calallen Dam 8/28-30/1963 25.8 13 13 Gulf Coast -15.0 -0.581 USGS (1964) 213 Nueces Nueces R Mathis (08211000) to Calallen Dam 10/9-10/1963 14.2 7 7 Gulf Coast -5.0 -0.352 USGS (1964) 214 Nueces Nueces R Mathis (08211000) to Calallen Dam 2/21-24/1966 20.5 16 12 Gulf Coast -8.31 -0.405 USGS (1967) 215 Nueces Nueces R Mathis (08211000) to Calallen Dam 8/16-18/1966 20.5 16 12 Gulf Coast -4.12 -0.201 USGS (1967) 216 Nueces Nueces R near Vance to La Pryor Crossing 8/11-18/1924 66.1 13 12 Carrizo-Wilcox, Edwards, Edwards-Trinity (Plateau) 21.0 0.318 TBWE (1960) 217 Nueces Nueces R Old Spanish Trail crossing to Tom Nunn Hill Dam 3/10-11/1924 3.6 3 3 -- 26.8 7.444 TBWE (1960) 218 Nueces Nueces R Real-Uvalde Co line to Laguna (08190000) 2/16/1955 16.8 4 4 Edwards-Trinity (Plateau) -1.6 -0.095 TBWE (1960) 219 Nueces Nueces R US 90 to near Crystal City 11/23-25/1964 52.2 19 10 Carrizo-Wilcox 13.4 0.257 USGS (1966) 220 Nueces Sabinal R 1 mi south of Utopia to 6 mi north of Sabinal 5/7-8/1942 17.5 7 6 Edwards, Trinity -32.7 -1.869 TBWE (1960) 221 Nueces Sabinal R 8 mi above Vanderpool to at Sabinal (08198500) 4/8-11/1958 49 30 19 Edwards, Edwards-Trinity (Plateau), Trinity -31.6 -0.645 TBWE (1960) 222 Nueces Sabinal R 8 mi above Vanderpool to near Sabinal (08198000) 12/15-16/1954 31.4 24 18 Edwards-Trinity (Plateau), Trinity -1.53 -0.049 TBWE (1960) 223 Nueces Sabinal R 8 mi above Vanderpool to near Sabinal (08198000) 9/10-11/1955 31.4 24 18 Edwards-Trinity (Plateau), Trinity -1.08 -0.034 TBWE (1960) 224 Nueces Sabinal R below Utopia 1/10/1934 18 4 4 Trinity 0.92 0.051 TBWE (1960) 225 Nueces Sabinal R confluence with Onion Cr to 6 mi north of Sabinal 5/18/1942 9.5 4 4 Edwards, Trinity -32.3 -3.4 TBWE (1960) 226 Nueces Sabinal R confluence with Onion Cr to 6 mi north of Sabinal 8/5/1942 9.5 4 4 Edwards, Trinity -6.55 -0.689 TBWE (1960) 227 Nueces Sabinal R near Sabinal (08198000) to at Sabinal (08198500) 4/2/1981 19.1 4 4 -- -82.2 -4.304 Land and others (1983) 228 Nueces Sabinal R near Sabinal (08198000) to at Sabinal (08198500) 8/6/1981 19.1 4 4 -- -91.2 -4.775 Land and others (1983) 229 Nueces Seco Cr Miller Ranch (08201500) to D'Hanis (08202700) 6/18/1981 22.9 8 7 Edwards, Trinity -167.35 -7.308 Land and others (1983) 230 Nueces Seco Cr Miller Ranch (08201500) to D'Hanis (08202700) 6/19/1981 22.9 8 7 Edwards, Trinity -159.2 -6.952 Land and others (1983) 231 Nueces Seco Cr Miller Ranch (08201500) to D'Hanis (08202700) 6/22/1981 22.9 8 7 Edwards, Trinity -170.2 -7.432 Land and others (1983) 232 Nueces Seco Cr D'Hanis (08202500) to 17 mi below US 90 11/7/1958 36.3 13 13 -- -97.0 -2.672 TBWE (1960) 233 Nueces Short Prong Frio R - [Frio R] 16 mi above Leakey to Concan (08195000) 1/4-7/1955 39.5 26 20 Edwards, Edwards-Trinity (Plateau) 10.06 0.255 TBWE (1960) 234 Nueces Short Prong Frio R - [Frio R] 16 mi above Leakey to Concan (08195000) 9/8-10/1955 39.5 28 21 Edwards, Edwards-Trinity (Plateau) 8.54 0.216 TBWE (1960) 235 Nueces West Frio R - [Frio R] 11.6 mi above confluence with East Frio R to Concan (08195000) 7/8-12/1957 35 11 9 Edwards, Edwards-Trinity (Plateau) 30.86 0.882 TBWE (1960) 236 Nueces West Frio R - [Frio R] 8 mi above Leakey to Concan (08195000) 2/14-18/1955 31.7 7 5 Edwards, Edwards-Trinity (Plateau) 11.59 0.366 TBWE (1960) 237 Nueces West Nueces R above Brackettville (08190500) to near Uvalde 5/13/1941 37 5 4 Edwards -7.1 -0.192 TBWE (1960) 238 Nueces West Nueces R Blackwater Hole to discontinued station near Brackettville (08190500) 12/13-14/1954 47.7 18 15 Edwards, Edwards-Trinity (Plateau) -4.95 -0.104 TBWE (1960) 239 Nueces West Nueces R Blackwater Hole to discontinued station near Brackettville (08190500) 9/11-12/1955 47.7 18 16 Edwards, Edwards-Trinity (Plateau) -6.95 -0.146 TBWE (1960) 240 Nueces West Nueces R near Brackettville (08190500) to Shaw Ranch crossing 6/20/1981 38.5 3 2 Edwards -286.0 -7.429 Land and others (1983) 241 Nueces West Seco Cr - [Seco Cr] near Utopia (08202000) to US 90 4/1-4/1958 39 39 21 Edwards, Trinity -21.04 -0.539 TBWE (1960) 242 Nueces Williams Cr 4.7 mi above mouth to 1,600 feet above Hondo Cr 4/5/1958 4.4 6 3 Trinity 6.36 1.445 TBWE (1960) 243 Red River Grays Cr 2.6 mi north of Marshall to FM 1997 6/13/1964 3.3 9 2 Carrizo-Wilcox -0.03 -0.009 USGS (1966) 244 Red River Little Cypress Cr SH 155 to FM 134 6/10-13/1964 49.1 35 10 Carrizo-Wilcox 6.52 0.133 USGS (1966) 245 Red River Little Cypress Cr northeast of Gilmer to near Jefferson 1/2-3/1964 40.5 7 7 Carrizo-Wilcox 24.09 0.595 USGS (1966) 246 Red River North Fk Wichita R Truscott (07311700) to 4 mi above Lake Kemp 2/6-7/1974 47.6 6 6 -- -1.3 -0.027 USGS (1975) 247 Red River Prairie Dog Town Fk Lake Tanglewood to Wayside (07297910) 2/6-9/1968 40.2 68 32 -- 1.35 0.034 USGS (1969) 248 Red River South Fk Wichita R Benjamin (07311800) to 4 mi above Lake Kemp 2/6-7/1974 41 6 5 -- -0.8 -0.02 USGS (1975) 249 Red River Sugar Cr FM 1403 to SH 154 6/10-11/1964 0.8 3 2 -- 0.15 0.188 USGS (1966) 250 Red River Tierra Blanca Cr near Umbarger to near Canyon 8/31/1941 17.9 8 8 Ogallala -4.53 -0.253 TBWE (1960) 251 Red River Tierra Blanca Cr near Umbarger to near Canyon 9/28/1941 17.9 6 6 Ogallala -2.6 -0.145 TBWE (1960) 252 Rio Grande Big Aguja Canyon 11.8 mi to 2.2 mi above Toyahvale 9/1/1932 9.6 4 3 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -19.2 -2.0 TBWE (1960) 253 Rio Grande Big Aguja Canyon 11.8 mi to 2.2 mi above Toyahvale 9/3/1932 9.6 4 3 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -26.6 -2.771 TBWE (1960) 254 Rio Grande Big Aguja Canyon 11.8 mi to 2.2 mi above Toyahvale 9/13/1932 9.6 5 3 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -13.6 -1.417 TBWE (1960) 255 Rio Grande Big Aguja Canyon 11.8 mi to 2.2 mi above Toyahvale 10/6/1932 9.6 11 8 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -15.4 -1.604 TBWE (1960) 256 Rio Grande Cherry Canyon 1.5 mi above to 2.5 mi below Madera Canyon near Toyahvale (08424500) 9/15/1932 2 2 2 Cenozoic Pecos Alluvium -13.5 -6.75 TBWE (1960) 257 Rio Grande Cherry Canyon 1.5 mi above to 2.5 mi below Madera Canyon near Toyahvale (08424500) 9/21/1932 1.5 2 2 Cenozoic Pecos Alluvium 3.8 2.533 TBWE (1960) 258 Rio Grande Cherry Canyon 1.5 mi above to 2.5 mi below Madera Canyon near Toyahvale (08424500) 10/7/1932 2.5 2 2 Cenozoic Pecos Alluvium -31.2 -12.48 TBWE (1960) 259 Rio Grande Devils R 30 mi above Del Rio to mouth 1/26-28/1921 27.2 5 4 Edwards-Trinity (Plateau) 140.0 5.147 TBWE (1960) 260 Rio Grande Devils R 30 mi above Del Rio to mouth 10/6-7/1921 7.8 4 4 Edwards-Trinity (Plateau) 52.0 6.667 TBWE (1960) 261 Rio Grande Devils R Beaver Lake to Juno (08449000) 8/8-13/1925 76 21 17 Edwards-Trinity (Plateau) 426.1 5.607 TBWE (1960) 262 Rio Grande Devils R Dolans Cr to near Comstock 2/14-20/1928 22.3 22 13 Edwards-Trinity (Plateau) 91.98 4.125 TBWE (1960) 263 Rio Grande Devils R near Comstock to Southern Pacific RR bridge 2/7-11/1928 16.5 30 10 Edwards-Trinity (Plateau) 97.91 5.934 TBWE (1960) 264 Rio Grande Limpia Cr 11.7 mi to 28.7 mi below Fort Davis 11/21/1932 17 7 7 Edwards-Trinity (Plateau) -4.0 -0.235 TBWE (1960) 265 Rio Grande Limpia Cr 12.3 mi above to 18.2 mi below Fort Davis 10/18-19/1932 30.5 24 18 Edwards-Trinity (Plateau) 12.5 0.41 TBWE (1960) 266 Rio Grande Limpia Cr 14.7 mi to 40.2 mi below Fort Davis 10/8/1932 25.5 9 6 Edwards-Trinity (Plateau) -35.5 -1.392 TBWE (1960) 267 Rio Grande Limpia Cr 15.8 mi to 18.7 mi below Fort Davis 8/3/1933 2.9 3 3 Edwards-Trinity (Plateau) -12.6 -4.345 TBWE (1960) 268 Rio Grande Limpia Cr 18.2 mi to 29.2 mi below Fort Davis 11/1/1932 11 5 5 Edwards-Trinity (Plateau) -8.2 -0.745 TBWE (1960) 269 Rio Grande Little Aguja Canyon 11.2 mi to 3 mi above Toyahvale 10/6/1932 8.2 5 4 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -27.0 -3.293 TBWE (1960) 270 Rio Grande Little Aguja Canyon 11.3 mi to 3.9 mi above Toyahvale 9/13/1932 7.4 4 4 Edwards-Trinity (Plateau) -22.8 -3.081 TBWE (1960) 271 Rio Grande Little Aguja Canyon 11.3 mi to 7.7 mi above Toyahvale 9/20/1932 3.6 6 6 Edwards-Trinity (Plateau) -4.1 -1.139 TBWE (1960) 272 Rio Grande Little Aguja Canyon 11.3 mi to 8.2 mi above Toyahvale 9/14/1932 3.1 2 2 Edwards-Trinity (Plateau) -11.2 -3.613 TBWE (1960) 273 Rio Grande Little Aguja Canyon 12.5 mi to 2.2 mi above Toyahvale 9/1/1932 10.3 3 2 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -18.5 -1.796 TBWE (1960) 274 Rio Grande Little Aguja Canyon 15.5 mi to 2.2 mi above Toyahvale 8/17/1932 13.3 11 10 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -1.7 -0.128 TBWE (1960) 275 Rio Grande Madera Canyon 13.3 mi to 3.5 mi above Toyahvale 9/2/1932 9.8 4 4 Edwards-Trinity (Plateau) -67.0 -6.837 TBWE (1960) 276 Rio Grande Madera Canyon 13.3 mi to 3.5 mi above Toyahvale 9/3/1932 9.8 4 4 Edwards-Trinity (Plateau) -37.3 -3.806 TBWE (1960) 277 Rio Grande Madera Canyon 13.3 mi to 3.5 mi above Toyahvale 8/27/1933 9.8 3 3 Edwards-Trinity (Plateau) -17.5 -1.786 TBWE (1960) 278 Rio Grande Madera Canyon 13.3 mi to 5.1 mi above Toyahvale 9/1/1932 8.2 3 3 Edwards-Trinity (Plateau) -23.2 -2.829 TBWE (1960) 279 Rio Grande Madera Canyon 13.3 mi to 5.1 mi above Toyahvale 9/12/1932 8.2 4 3 Edwards-Trinity (Plateau) -26.7 -3.256 TBWE (1960) 280 Rio Grande Madera Canyon 13.3 mi to 5.1 mi above Toyahvale 9/15/1932 8.2 3 3 Edwards-Trinity (Plateau) -14.3 -1.744 TBWE (1960) 281 Rio Grande Madera Canyon 13.3 mi to 5.1 mi above Toyahvale 9/21/1932 8.2 5 5 Edwards-Trinity (Plateau) -4.6 -0.561 TBWE (1960) 282 Rio Grande Madera Canyon 13.3 mi to 9.3 mi above Toyahvale 10/6/1932 4 5 4 Edwards-Trinity (Plateau) -38.8 -9.7 TBWE (1960) 283 Rio Grande Madera Canyon 13.3 mi to 9.8 mi above Toyahvale 9/24/1932 3.5 5 4 Edwards-Trinity (Plateau) -6.8 -1.943 TBWE (1960) 284 Rio Grande PCWID #1 canal system at Fort Stockton High line canal 11/24/1939 7.4 7 5 Cenozoic Pecos Alluvium -5.5 -0.743 TBWE (1960) 285 Rio Grande PCWID #1 canal system at Fort Stockton High line canal 12/14/1939 2.5 3 2 Cenozoic Pecos Alluvium 0.4 0.16 TBWE (1960) 286 Rio Grande PCWID #1 canal system at Fort Stockton lateral #2 12/14/1939 2.4 5 4 Cenozoic Pecos Alluvium -0.4 -0.167 TBWE (1960) 287 Rio Grande PCWID #1 canal system at Fort Stockton lateral #3 12/14/1939 1.8 2 2 Cenozoic Pecos Alluvium 0.0 0.0 TBWE (1960) 288 Rio Grande PCWID #1 canal system at Fort Stockton Seven-D canal 12/14/1939 1.5 4 3 Cenozoic Pecos Alluvium -1.0 -0.667 TBWE (1960) 289 Rio Grande Pecos R Angeles (08409500) to Girvin 5/28-30/1918 203 26 18 Cenozoic Pecos Alluvium -105.5 -0.52 TBWE (1960) 290 Rio Grande Pecos R Girvin (08446500) to Comstock (IBWC 08447700) 2/6-9/1968 193.6 34 19 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) 74.97 0.387 USGS (1969) 291 Rio Grande Pecos R Orla (08410000) to Girvin (08446500) 3/3-5/1964 188.05 21 11 Cenozoic Pecos Alluvium -184.8 -0.983 USGS (1965) 292 Rio Grande Pecos R Orla (08410000) to Girvin (08446500) 5/10-12/1965 188.05 25 16 Cenozoic Pecos Alluvium 8.92 0.047 USGS (1966) 293 Rio Grande Pecos R Orla (08410000) to Girvin (08446500) 4/17-19/1967 185.5 23 14 Cenozoic Pecos Alluvium -189.29 -1.02 USGS (1968) 294 Rio Grande RCWID #1 canal laterals back lateral 8/29/1940 2.2 4 4 Cenozoic Pecos Alluvium 0.0 0.0 TBWE (1960) 295 Rio Grande RCWID #1 canal laterals Carpenter takeout 10/27/1931 1 2 2 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -0.08 -0.08 TBWE (1960) 296 Rio Grande RCWID #1 canal laterals Giffin Spring canal 11/18/1931 0.8 2 2 Cenozoic Pecos Alluvium 0.26 0.325 TBWE (1960) 297 Rio Grande RCWID #1 canal laterals Greasy Row lateral 9/6/1940 1.5 5 3 Cenozoic Pecos Alluvium -0.02 -0.013 TBWE (1960) 298 Rio Grande RCWID #1 canal laterals Halbert corner lateral 8/29/1940 1.6 7 4 Cenozoic Pecos Alluvium 0.15 0.094 TBWE (1960) 299 Rio Grande RCWID #1 canal laterals highway ditch 10/27/1931 1.3 4 3 Cenozoic Pecos Alluvium 0.43 0.331 TBWE (1960) 300 Rio Grande RCWID #1 canal laterals Humphrey-Mayer lateral 8/28/1940 0.7 4 4 Cenozoic Pecos Alluvium 0.12 0.171 TBWE (1960) 301 Rio Grande RCWID #1 canal laterals Ikens Estate lateral 8/29/1940 0.2 2 2 Cenozoic Pecos Alluvium -0.96 -4.8 TBWE (1960) 302 Rio Grande RCWID #1 canal laterals Moore canal 11/16/1931 0.5 2 2 Cenozoic Pecos Alluvium 0.06 0.12 TBWE (1960) 303 Rio Grande RCWID #1 canal laterals north lateral 7/2/1940 4 6 5 Cenozoic Pecos Alluvium -0.44 -0.11 TBWE (1960) 304 Rio Grande RCWID #1 canal laterals north lateral 8/28/1940 4 9 7 Cenozoic Pecos Alluvium -0.26 -0.065 TBWE (1960) 305 Rio Grande RCWID #1 canal laterals reservoir takeout 10/27/1931 1 2 2 Cenozoic Pecos Alluvium -0.5 -0.5 TBWE (1960) 306 Rio Grande RCWID #1 canal laterals Saragosa canal 11/16/1931 0.5 2 2 Cenozoic Pecos Alluvium -0.29 -0.58 TBWE (1960) 307 Rio Grande RCWID #1 canal laterals siphon ditch 10/28/1931 2.3 2 2 Cenozoic Pecos Alluvium -3.13 -1.361 TBWE (1960) 308 Rio Grande RCWID #1 canal system below San Solomon Springs to above Balmorhea Reservoir 2/6-7/1935 3.7 7 5 Cenozoic Pecos Alluvium 5.9 1.595 TBWE (1960) 309 Rio Grande RCWID #1 main canal above first diversion to sixth diversion, near Balmorhea 4/26-27/1923 8.85 8 4 Cenozoic Pecos Alluvium -12.41 -1.402 TBWE (1960) 310 Rio Grande RCWID #1 main canal headgate to Barlow diversion, near Balmorhea 7/27/1922 5.5 8 3 Cenozoic Pecos Alluvium -7.0 -1.273 TBWE (1960) 311 Rio Grande RCWID #1 main canal headgate to last diversion, near Balmorhea 9/25-26/1923 6.3 12 6 Cenozoic Pecos Alluvium -2.96 -0.47 TBWE (1960) 312 Rio Grande RCWID #1 main canal source to 2.9 mi below source 3/14/1933 2.9 4 2 Cenozoic Pecos Alluvium -0.2 -0.069 TBWE (1960) 313 Rio Grande RCWID #1 main canal source to end 10/27-28/1931 11.4 19 5 Cenozoic Pecos Alluvium -6.38 -0.56 TBWE (1960) 314 Rio Grande RCWID #1 main canal source to end 1/11-12/1933 9.3 13 7 Cenozoic Pecos Alluvium -3.9 -0.419 TBWE (1960) 315 Rio Grande RCWID #1 main canal source to end 3/13/1933 9.3 11 7 Cenozoic Pecos Alluvium 7.1 0.763 TBWE (1960) 316 Rio Grande RCWID #1 reservoir outlet canal reservoir to main canal 7/22/1932 3.4 3 2 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -3.8 -1.118 TBWE (1960) 317 Rio Grande RCWID #1 reservoir outlet canal reservoir to main canal 7/26/1932 3.4 6 5 Cenozoic Pecos Alluvium, Edwards-Trinity (Plateau) -0.3 -0.088 TBWE (1960) 318 Rio Grande RCWID #1 reservoir outlet canal reservoir to main canal 8/17/1932 2.5 3 3 Cenozoic Pecos Alluvium -0.2 -0.08 TBWE (1960) 319 Rio Grande RCWID #1 reservoir outlet canal reservoir to main canal 7/20/1933 2.9 2 2 Cenozoic Pecos Alluvium -2.6 -0.897 TBWE (1960) 320 Rio Grande RCWID #1 reservoir outlet canal reservoir to main canal 7/26/1933 2.7 2 2 Cenozoic Pecos Alluvium -1.2 -0.444 TBWE (1960) 321 Rio Grande Rio Grande Comal to Indio Ranch 1/13-3/18/1928 34 3 3 -- 90.0 2.647 TBWE (1960) 322 Rio Grande Rio Grande Del Rio to Eagle Pass 2/9-3/3/1926 64 10 4 Edwards-Trinity (Plateau) 116.0 1.813 TBWE (1960) 323 Rio Grande Rio Grande Eagle Pass to Indio Ranch 1/12-4/12/1928 18 2 2 -- 55.0 3.056 TBWE (1960) 324 Rio Grande Rio Grande Eagle Pass to Indio Ranch 2/2-3/14/1928 18 3 3 -- 55.0 3.056 TBWE (1960) 325 Rio Grande Rio Grande Eagle Pass to Laredo 2/22-4/12/1928 128 6 6 -- -10.0 -0.078 TBWE (1960) 326 Rio Grande Rio Grande Eagle Pass to Laredo 2/22-4/22/1928 128 2 2 -- -25.0 -0.195 TBWE (1960) 327 Rio Grande Rio Grande Eagle Pass to Laredo 4/3-22/1928 128 6 6 -- -75.0 -0.586 TBWE (1960) 328 Rio Grande Rio Grande Eagle Pass to San Ygnacio 2/12-22/1926 167.5 22 17 Carrizo-Wilcox -336.0 -2.006 TBWE (1960) 329 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, East Canal near Anthony 4/21/1971 2.51 4 3 Hueco-Mesilla Bolson -3.1 -1.235 USGS (1972) 330 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, Franklin Canal below Ysleta 4/22/1971 2 3 3 Hueco-Mesilla Bolson -0.6 -0.3 USGS (1972) 331 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, Franklin Drain below Sorocco 4/22/1971 2.4 3 3 Hueco-Mesilla Bolson 2.3 0.958 USGS (1972) 332 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, Nemexas Drain near Anthony 4/21/1971 2 3 3 Hueco-Mesilla Bolson 1.81 0.905 USGS (1972) 333 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, West Canal near Anthony 4/21/1971 2.7 4 3 Hueco-Mesilla Bolson -6.21 -2.3 USGS (1972) 334 Rio Grande Rio Grande Elephant Butte - Mesilla Valley Unit, West Drain near Anthony 4/21/1971 1.8 3 3 Hueco-Mesilla Bolson 5.0 2.778 USGS (1972) 335 Rio Grande Rio Grande Lajitas to Del Rio 2/7-20/1925 293.1 11 8 Edwards-Trinity (Plateau) 783.0 2.671 TBWE (1960) 336 Rio Grande Toyah Cr 1.2 mi above to 8.8 mi below Toyahvale 11/6/1932 7.8 6 4 Cenozoic Pecos Alluvium 5.2 0.667 TBWE (1960) 337 Rio Grande Toyah Cr 1.2 mi above to 8.8 mi below Toyahvale 1/23/1933 5.8 5 4 Cenozoic Pecos Alluvium 2.3 0.397 TBWE (1960) 338 Rio Grande Toyah Cr 1.2 mi above to 8.8 mi below Toyahvale 3/14/1933 10 8 5 Cenozoic Pecos Alluvium 2.3 0.23 TBWE (1960) 339 Rio Grande Toyah Cr 1.2 mi above to 8.8 mi below Toyahvale 5/16/1933 5.8 7 4 Cenozoic Pecos Alluvium 4.9 0.845 TBWE (1960) 340 Rio Grande Toyah Cr 1.2 mi above to 8.8 mi below Toyahvale 7/11/1933 5.8 7 4 Cenozoic Pecos Alluvium 4.9 0.845 TBWE (1960) 341 Rio Grande West Sandia Cr above East Sandia Spring at Balmorhea (08430000) 10/17/1932 0.76 4 3 Cenozoic Pecos Alluvium 1.9 2.5 TBWE (1960) 342 Sabine Lake Fk Cr SH 182 to US 80 8/31-9/1/1981 1.6 3 3 Carrizo-Wilcox -2.6 -1.625 USGS (1982b) 343 Sabine Sabine and Old R Ruliff (08030500) to IH-10 10/31-11/2/1966 5.3 4 2 Gulf Coast 27.0 5.094 USGS (1968) 344 Sabine Sabine and Old R Ruliff (08030500) to IH-10 9/12-13/1967 5.3 4 3 Gulf Coast -206.0 -38.868 USGS (1968) 345 Sabine Sabine R FM 1804 to FM 2517 9/22-24/1981 156.4 11 10 Carrizo-Wilcox 127.8 0.817 USGS (1982b) 346 Sabine Sabine R Wills Point (08017410) to Smith-Upshur Co line at county road crossing 8/31-9/2/1981 80.5 8 6 Carrizo-Wilcox 427.42 5.31 USGS (1982b) 347 Sabine Sabine R northeast of Carthage to Ruliff (08030500) 9/4-5/1963 268 98 30 Carrizo-Wilcox, Gulf Coast 208.72 0.779 USGS (1964) 348 San Antonio Cibolo Cr 7.5 mi above Boerne to gaging station at Selma (08185000) 1/17-30/1958 56 27 19 Edwards, Trinity -89.2 -1.593 TBWE (1960) 349 San Antonio Cibolo Cr near Randolph AFB to mouth 3/5-7/1963 79.3 18 13 Carrizo-Wilcox, Gulf Coast 16.68 0.21 USGS (1964) 350 San Antonio Cibolo Cr Selma (08185000) to mouth 3/4-8/1968 87.1 52 27 Carrizo-Wilcox, Gulf Coast 59.53 0.683 USGS (1969) 351 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/26/1998 3.15 2 2 Edwards, Trinity -60.4 -19.175 unpublished 352 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/26/1998 3.15 2 2 Edwards, Trinity -66.0 -20.952 unpublished 353 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/27/1998 3.15 2 2 Edwards, Trinity -61.6 -19.556 unpublished 354 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/28/1998 7.21 3 3 Edwards, Trinity -98.8 -13.703 unpublished 355 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/28/1998 7.21 3 3 Edwards, Trinity -83.5 -11.581 unpublished 356 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/29/1998 7.21 3 3 Edwards, Trinity -56.4 -7.822 unpublished 357 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/29/1998 7.21 3 3 Edwards, Trinity -60.7 -8.419 unpublished 358 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/30/1998 3.15 2 2 Edwards, Trinity -29.4 -9.333 unpublished 359 San Antonio Salado Cr Wilderness Rd (08178585) to Old Blanco Rd (08178593) 10/30/1998 7.21 3 3 Edwards, Trinity -45.0 -6.241 unpublished 360 San Antonio San Antonio R Hildebrand Ave to San Pedro Cr mouth 7/17/1957 8 14 10 -- 12.13 1.516 TBWE (1960) 361 San Antonio San Antonio R San Pedro Cr to Ashley St Bridge 10/27/1999 17.54 6 5 Carrizo-Wilcox 9.4 0.536 unpublished 362 San Jacinto East Fk San Jacinto R Cleveland (08070000) to upstream from Lake Houston 6/24/1969 18 9 5 Gulf Coast 4.2 0.233 USGS (1970) 363 San Jacinto West Fk San Jacinto R northwest of Conroe to above Lake Houston 6/24/1969 37.3 22 10 Gulf Coast 9.82 0.263 USGS (1970) 364 Trinity Big Elkhart Cr northwest of Grapeland to mouth 9/15-16/1965 25.7 9 7 -- 5.18 0.202 USGS (1966) 365 Trinity Little Elkhart Cr south of Grapeland to mouth 9/16/1965 17.5 11 5 -- -1.59 -0.091 USGS (1966) 366 Trinity Trinity R Riverside to Liberty 11/4-8/1952 133.5 21 5 Gulf Coast 37.16 0.278 TBWE (1960)