Water Planning Data for Region J (Plateau)

Devils River - From a point 0.4 mile downstream of the confluence of Little Satan Creek in Val Verde County upstream to the Val Verde/Sutton County line (within TNRCC classified stream segment 2309).

Biological function - National Wild and Scenic Rivers System nominee for outstandingly remarkable fish and wildlife values (NPS, 1995)
Riparian conservation area - Devils River State Natural Area
High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream (Bayer et al., 1992); highwater quality and exceptional aquatic life use (TNRCC, 1996); exceptional aesthetic value (NPS, 1995)
Threatened or endangered species/unique communities - Devils River minnow (Fed.E/St.T), Conchos pupfish (SOC/St.T) (Hubbs et al., 1991); proserpine shiner (SOC/St.T), Rio Grande darter (SOC/St.T) (Bayer et al., 1992; Hubbs et al., 1992); largest known population of Texas snowbells (Fed.E.St.E) (J. Poole, 1999, pers. comm.)

Fessenden Branch - From the confluence with Johnson Creek upstream to Fessenden Springs.

Hydrologic function - valuable hydrologic function relating to groundwater discharge (Brune, 1975)

Frio River - From the Real/Uvalde County line upstream to the confluence of the West Frio River and the East Frio River in Real County (within TNRCC classified stream segment 2113).

Biological function - Texas Natural Rivers System nominee for outstandingly remarkable wildlife values (NPS, 1995)
Hydrologic function - valuable hydrologic function relating to groundwater discharge and recharge of the Edwards Aquifer (Brune, 1981)
High water quality/exceptional aquatic life/high aesthetic value - high water quality and exceptional aquatic life use (TNRCC, 1996); exceptional aesthetic value (NPS, 1995)

Guadalupe River - From the Kerr/Kendall County line upstream to the confluence of the North Fork Guadalupe River and the South Fork Guadalupe River in Kerr County (within TNRCC classified stream segment 1806).

Hydrologic function - valuable hydrologic function relating to groundwater recharge and discharge of the Edwards Aquifer (Brune, 1975)
Riparian conservation area - Kerrville State Park
High water quality/exceptional aquatic life/high aesthetic value - exceptional aquatic life use (TNRCC, 1996); rated #2 Scenic river in Texas (NPS, 1995)
Threatened or endangered species/unique communities - one of only four known remaining populations of endemic Texas fatmucket freshwater mussel; one of only four known remaining populations of endemic golden orb freshwater mussel (Howells, 1997; Howells, 1998)

Johnson Creek - From the confluence with the Guadalupe River in Kerr County to a point 0.7 mile upstream of the most upstream crossing of SH 41 in Kerr County (TNRCC classified stream segment 1816).

High water quality/exceptional aquatic life/high aesthetic value - high water quality and exceptional aquatic life use (TNRCC, 1996)

Las Moras Creek - From the Kinney/Maverick County line upstream to its headwaters four miles north of Brackettville in Kinney County.

Hydrologic function - valuable hydrologic function relating to groundwater discharge of the Edwards Aquifer (Brune, 1975)
High water quality/exceptional aquatic life/high aesthetic value - high water quality, diverse benthic macroinvertebrate community (Bayer et al., 1992)
Threatened or endangered species/unique communities - proserpine shiner (SOC/St.T) (Hubbs et al., 1991)

Medina River - From a point immediately upstream of the confluence of Red Bluff Creek in Bandera County to the confluence of the North Prong Medina River and the West Prong Medina River in Bandera County (TNRCC classified stream segment 1905).

Biological function - Texas Natural Rivers System nominee (NPS, 1995)
High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream (Bayer et al., 1992); exceptional aquatic life use (TNRCC, 1996)

Mud Creek - From the confluence with Sycamore Creek in Kinney County upstream to its headwaters located about six miles northeast of Amanda in Kinney County.

High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream; high water quality, diverse benthic macroinvertebrate community (Bayer et al., 1992)

North Fork Guadalupe River - From the confluence with the Guadalupe River in Kerr County to a point 11.3 miles upstream of Boneyard Draw in Kerr County (TNRCC classified stream segment 1817).

Hydrologic function - valuable hydrologic function relating to groundwater discharge of the Edwards Aquifer (Brune, 1975)
Riparian conservation area - Kerr Wildlife Management Area
High water quality/exceptional aquatic life/high aesthetic value - high water quality and exceptional aquatic life use (TNRCC, 1996)

Nueces River - From the Real/Edwards/Uvalde County line upstream to the confluence of the East Prong Nueces River and Hackberry Creek in Edwards County (within TNRCC classified stream segment 2112).

Biological function - Texas Natural Rivers System nominee for outstandingly remarkable fish and wildlife values, Top 100 Texas Natural Areas list (NPS, 1995)
Hydrologic function - valuable hydrologic function relating to groundwater discharge and recharge of the Edwards Aquifer (Brune, 1981)
High water quality/exceptional aquatic life/high aesthetic value - exceptional aesthetic value (NPS, 1995)
Threatened or endangered species/unique communities - Texas snowbells (Fed.E/St.E) (J. Poole, 1999, pers. comm.)

Pecos River - From a point 0.4 miles downstream of the confluence of Painted Canyon in Val Verde County upstream to the Val Verde/Crockett County line (TNRCC classified stream segment 2310 and part of 2311).

Biological function - Texas Natural Rivers System nominee for outstandingly remarkable fish and wildlife values (NPS, 1995)
High water quality/exceptional aquatic life/high aesthetic value - diverse benthic macroinvertebrate community (Bayer et al., 1992); exceptional aesthetic value (NPS, 1995)
Threatened or endangered species/unique communities - Rio Grande darter (SOC/St.T) (Hubbs et al., 1991); proserpine shiner (SOC/St.T) (Hubbs et al., 1991; Linam and Kleinsasser, 1996)

Pinto Creek - From the confluence with the Rio Grande in Kinney County upstream to its headwaters northeast of Brackettville in Kinney County.

High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream; diverse benthic macroinvertebrate community (Bayer et al., 1992)
Threatened or endangered species/unique communities - proserpine shiner (SOC/St.T) (Hubbs et al., 1991)

Sabinal River - From the Bandera/Uvalde County line upstream to the most upstream crossing of RR 187 in Bandera County (within TNRCC classified stream segment 2111).

Biological function - Texas Natural Rivers System nominee for outstandingly remarkable wildlife values (NPS, 1995).
Hydrologic function - Insufficient information to confirm significance.
Riparian conservation area - Lost Maples State Park (National Natural Landmark)
High water quality/exceptional aquatic life/high aesthetic value - exceptional aesthetic value (NPS, 1995)
Threatened or endangered species/unique communities - genetic refuge for pure strain Guadalupe bass (SOC) (G. Garrett, 2000, pers. comm.)

San Felipe Creek - From the confluence with the Rio Grande in Val Verde County upstream to a point 2.5 miles upstream of US 90 in Val Verde County (TNRCC classified stream segment 2313).

Hydrologic function - valuable hydrologic function relating to groundwater discharge of San Felipe Springs, which contributes to baseflow of Rio Grande River (Brune, 1981)
Riparian conservation area - Insufficient data to merit designation.
Threatened or endangered species/unique communities - proserpine shiner (SOC/St.T), Devils River minnow (Fed.E/St.T), Rio Grande darter (SOC/St.T) (Hubbs et al., 1991)

South Fork Guadalupe River - From the confluence with the Guadalupe River in Kerr County to a point three miles upstream of FM 187 in Kerr County (TNRCC classified stream segment 1818).

Hydrologic function - valuable hydrologic function relating to groundwater discharge of the Edwards Aquifer (Brune, 1975)
High water quality/exceptional aquatic life/high aesthetic value - high water quality and exceptional aquatic life use (TNRCC, 1996)

South Llano River - From the Kimble/Edwards County line upstream to SH 55 in Edwards County (within TNRCC classified stream segment 1415).

High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream; high water quality, diverse benthic macroinvertebrate and fish communities (Bayer et al., 1992; Linam et al., 1999)
Threatened or endangered species/unique communities - only major watershed containing a genetically pure population of Guadalupe bass (SOC) (G. Garrett, 2000, pers. comm.)

Sycamore Creek - From the confluence with the Rio Grande in Val Verde/Kinney County upstream to US 90 on Val Verde/Kinney County line.

High water quality/exceptional aquatic life/high aesthetic value - ecoregion stream; diverse benthic macroinvertebrate community (Bayer et al., 1992 and Davis, 1999)
Threatened or endangered species/unique communities - proserpine shiner (SOC/St.T) (Hubbs et al., 1991); Rio Grande darter (SOC/St.T) (Hubbs et al., 1991; Bayer et al., 1992); Devils River minnow (SOC/St.T) (Hubbs et al., 1991)

West Nueces River - From the Kinney/Uvalde County line upstream to the Kinney/Edwards County line.

Hydrologic function - valuable hydrologic function relating to groundwater discharge and recharge of the Edwards Aquifer (Brune, 1981)
Threatened or endangered species/unique communities - Texas snowbells (Fed.E/St.E) (J. Poole, 1999, pers. comm.)

West Verde Creek - From the Bandera/Medina County line upstream to its headwaters in Bandera County.

Hydrologic function - valuable hydrologic function relating to groundwater recharge of the Edwards Aquifer (Brune, 1981)
Riparian conservation area - Hill Country State Natural Area.

References

Bayer, C.W., J.R. Davis, S.R. Twidwell, R. Kleinsasser, G. Linam, K. Mayes, and E. Hornig. 1992. Texas aquatic ecoregion project: an assessment of least disturbed streams (draft). Texas Water Commission, Austin, Texas.

Brune, G. 1975. Major and historical springs of Texas. Report 189, Texas Water Development Board, Austin, Texas.

Brune, G. 1981. Springs of Texas: Volume 1. Branch-Smith, Inc., Fort Worth, Texas.

Davis, J.R. 1999. Personal communication. Texas Natural Resource Conservation Commission, Austin, Texas.

Garrett, G. 2000. Personal communication. Texas Parks and Wildlife Department, Ingram, Texas.

Howells, R.G. 1997. Distributional surveys of freshwater bivalves in Texas: progress report for 1996. Texas Parks and Wildlife Department, Management Data Series 144, Austin, Texas.

Howells, R.G. 1998. Distributional surveys of freshwater bivalves in Texas: progress report for 1997. Texas Parks and Wildlife Department, Management Data Series 147, Austin, Texas.

Hubbs, C., R.J. Edwards, and G.P. Garrett. 1991. An annotated checklist of the freshwater fishes of Texas, with keys to identification of species. Texas Journal of Science 43: 1-56.

Linam, G.W. and L.J. Kleinsasser. 1996. Relationship between fishes and dissolved oxygen in the Pecos River, Texas. Texas Parks and Wildlife Department, River Studies Report No. 9, Austin, Texas.

Linam, G.W., L.J. Kleinsasser, and K. Mayes. 1999. Regionalization of the index of biotic integrity for Texas streams (draft - in review). Texas Parks and Wildlife Department, River Studies Report No. 16, Austin, Texas.

National Park Service. 1995. The nationwide rivers inventory. United States Department of the Interior, Washington, DC. Online. Available at http://www.ncrc.nps.gov/rtca/nri

Poole, J. 1999. Personal communication. Texas Parks and Wildlife Department, Austin, Texas

Texas Natural Resource Conservation Commission. 1996. Texas surface water quality standards. Texas Natural Resource Conservation Commission, Austin, Texas.


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