| Name | Country | Feature class | Latitude | Longitude |
4001  | Quebrada Thiu Ckasa -20.714762-67.83344 | Bolivia, Potosí Department | intermittent stream | S 20° 42′ 53'' | W 67° 50′ 0'' |
4002  | Quebrada Thipamayu -18.824985-64.63371 | Bolivia, Chuquisaca Department | intermittent stream | S 18° 49′ 29'' | W 64° 38′ 1'' |
4003  | Quebrada Thiocko -20.4-66.5 | Bolivia, Potosí Department | intermittent stream | S 20° 24′ 0'' | W 66° 30′ 0'' |
4004  | Río Thimpa Jahuira -17.2833333-68.4666667 | Bolivia, La Paz Department | stream | S 17° 17′ 0'' | W 68° 28′ 0'' |
4005  | Río Thako Pampa -18.38916-65.057541 | Bolivia, Cochabamba | stream | S 18° 23′ 21'' | W 65° 3′ 27'' |
4006  | Laguna Thajra -18.299201-64.627871 | Bolivia, Cochabamba | intermittent lake | S 18° 17′ 57'' | W 64° 37′ 40'' |
4007  | Río Teucá -13.7166667-63.65 | Bolivia, Beni Department | intermittent stream | S 13° 43′ 0'' | W 63° 39′ 0'' |
4008  | Quebrada Teta -17.7333333-64.0333333 | Bolivia, Santa Cruz Department | stream | S 17° 44′ 0'' | W 64° 2′ 0'' |
4009  | Río Terrado -20.68005-64.942396 | Bolivia, Chuquisaca Department | stream | S 20° 40′ 48'' | W 64° 56′ 32'' |
4010  | Quebrada Terrado -19.310354-65.323912 | Bolivia, Potosí Department | stream | S 19° 18′ 37'' | W 65° 19′ 26'' |
4011  | Laguna Terevinto -16.3166667-60.9333333 | Bolivia, Santa Cruz Department | intermittent pond | S 16° 19′ 0'' | W 60° 56′ 0'' |
4012  | Laguna Tenesema -16.1-60.4 | Bolivia, Santa Cruz Department | intermittent lake | S 16° 6′ 0'' | W 60° 24′ 0'' |
4013  | Río Teltela Mayu -19.806912-65.244791 | Bolivia, Potosí Department | stream | S 19° 48′ 24'' | W 65° 14′ 41'' |
4014  | Quebrada Tejota -17.6333333-67.6166667 | Bolivia, La Paz Department | intermittent stream | S 17° 38′ 0'' | W 67° 37′ 0'' |
4015  | Arroyo Tejería -17.3166667-63.8666667 | Bolivia, Santa Cruz Department | stream | S 17° 19′ 0'' | W 63° 52′ 0'' |
4016  | Río Teja Huasi -18.809252-65.524862 | Bolivia, Potosí Department | stream | S 18° 48′ 33'' | W 65° 31′ 29'' |
4017  | Río Tehuarani -19.5666667-65.5166667 | Bolivia, Potosí Department | stream | S 19° 34′ 0'' | W 65° 31′ 0'' |
4018  | Río Tecoya -19.3333333-65.4333333 | Bolivia, Potosí Department | stream | S 19° 20′ 0'' | W 65° 26′ 0'' |
4019  | Río Teacota -16.7166667-67.4166667 | Bolivia, La Paz Department | stream | S 16° 43′ 0'' | W 67° 25′ 0'' |
4020  | Río Taypuma -17.4166667-66.8833333 | Bolivia, La Paz Department | stream | S 17° 25′ 0'' | W 66° 53′ 0'' |
4021  | Río Taypi Uma -18.038408-68.581314 | Bolivia, Oruro | stream | S 18° 2′ 18'' | W 68° 34′ 52'' |
4022  | Rio Taypi Jahuira -16.9-69.0666667 | Bolivia, La Paz Department | intermittent stream | S 16° 54′ 0'' | W 69° 4′ 0'' |
4023  | Río Taypi -20.3-64.8166667 | Bolivia, Chuquisaca Department | stream | S 20° 18′ 0'' | W 64° 49′ 0'' |
4024  | Río Tayota -15.7-65.4833333 | Bolivia, Beni Department | stream | S 15° 42′ 0'' | W 65° 29′ 0'' |
4025  | Quebrada Tauca Chullpa -17.9-67.45 | Bolivia, Oruro | intermittent stream | S 17° 54′ 0'' | W 67° 27′ 0'' |
4026  | Arroyo Tatú -12.9666667-65.5833333 | Bolivia, Beni Department | stream | S 12° 58′ 0'' | W 65° 35′ 0'' |
4027  | Quebrada Tatoral Waykho -20.378367-65.642198 | Bolivia, Potosí Department | intermittent stream | S 20° 22′ 42'' | W 65° 38′ 31'' |
4028  | Arroyo Taruma -17.15-61.5 | Bolivia, Santa Cruz Department | intermittent stream | S 17° 9′ 0'' | W 61° 30′ 0'' |
4029  | Río Tarujumana -16.8666667-67.6333333 | Bolivia, La Paz Department | stream | S 16° 52′ 0'' | W 67° 38′ 0'' |
4030  | Río Tarujachi -17.5-69.0333333 | Bolivia, La Paz Department | stream | S 17° 30′ 0'' | W 69° 2′ 0'' |
4031  | Río Tarucachi -18.3666667-67.6666667 | Bolivia, Oruro | stream | S 18° 22′ 0'' | W 67° 40′ 0'' |
4032  | Arroyo Tarecure -14.15-65.25 | Bolivia, Beni Department | stream | S 14° 9′ 0'' | W 65° 15′ 0'' |
4033  | Río Tarcana -21.210524-65.229336 | Bolivia, Chuquisaca Department | stream | S 21° 12′ 37'' | W 65° 13′ 45'' |
4034  | Río Tarara -18.616587-65.691446 | Bolivia, Potosí Department | stream | S 18° 36′ 59'' | W 65° 41′ 29'' |
4035  | Río Taraquiri -18.067534-68.507526 | Bolivia, Oruro | stream | S 18° 4′ 3'' | W 68° 30′ 27'' |
4036  | Río Taramata -19.520025-65.247114 | Bolivia, Potosí Department | stream | S 19° 31′ 12'' | W 65° 14′ 49'' |
4037  | Río Tarajchi -18.85-65.3 | Bolivia, Chuquisaca Department | stream | S 18° 51′ 0'' | W 65° 18′ 0'' |
4038  | Río Taracachi -17.8166667-66.3666667 | Bolivia, Cochabamba | stream | S 17° 49′ 0'' | W 66° 22′ 0'' |
4039  | Río Tarabuco -19.1833333-64.85 | Bolivia, Chuquisaca Department | stream | S 19° 11′ 0'' | W 64° 51′ 0'' |
4040  | Quebrada Taquiquia -16.0833333-61.15 | Bolivia, Santa Cruz Department | intermittent stream | S 16° 5′ 0'' | W 61° 9′ 0'' |
4041  | Río Taquiña -17.3333333-66.1833333 | Bolivia, Cochabamba | stream | S 17° 20′ 0'' | W 66° 11′ 0'' |
4042  | Quebrada de Taputá -19.600511-63.097961 | Bolivia, Santa Cruz Department | stream | S 19° 36′ 1'' | W 63° 5′ 52'' |
4043  | Río Tapuro -15.1166667-68.6666667 | Bolivia, La Paz Department | stream | S 15° 7′ 0'' | W 68° 40′ 0'' |
4044  | Río Tapunani -17.5333333-68.8166667 | Bolivia, La Paz Department | stream | S 17° 32′ 0'' | W 68° 49′ 0'' |
4045  | Laguna Tapina -20.891447-68.042575 | Bolivia, Potosí Department | intermittent lake | S 20° 53′ 29'' | W 68° 2′ 33'' |
4046  | Río Taperilla -19.6166667-63.8333333 | Bolivia, Santa Cruz Department | stream | S 19° 37′ 0'' | W 63° 50′ 0'' |
4047  | Quebrada Tapca Loma -22.0166667-66.8666667 | Bolivia, Potosí Department | stream | S 22° 1′ 0'' | W 66° 52′ 0'' |
4048  | Río Tapaquillcha -21.538847-68.006032 | Bolivia, Potosí Department | stream | S 21° 32′ 19'' | W 68° 0′ 21'' |
4049  | Río Tapado -13.2833333-65.75 | Bolivia, Beni Department | stream | S 13° 17′ 0'' | W 65° 45′ 0'' |
4050  | Río Tapacarí -17.6166667-66.25 | Bolivia, Cochabamba | stream | S 17° 37′ 0'' | W 66° 15′ 0'' |