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Live · updated daily from USGS

Swimmable water near you

2,140 USGS sensors are reporting a live water temperature right now, the newest reading from August 22, 2026 (3 hrs ago).

Clear location
  • Cold · below 60°F · 384
  • Cool · 60–69°F · 607
  • Comfortable · 70–86°F · 934
  • Warm · above 86°F · 215
  • You

A map of the United States with one coloured dot per USGS sensor reporting a live water temperature. The readings are listed below.

Nearest live readings

The closest USGS sensors currently reporting a water temperature, nearest first.

  1. 84°F15 mi4 hrs ago
  2. Wichita Rv at Wichita Falls, TXUSGS gauge · Texas · 41 ft³/s
    84°F67 mi4 hrs ago
  3. Marys Ck at Benbrook, TXUSGS gauge · Texas · 0 ft³/s
    86°F79 mi4 hrs ago
  4. W Fk Trinity Rv at Ft Worth, TXUSGS gauge · Texas · 2 ft³/s
    88°F85 mi4 hrs ago
  5. 81°F95 mi4 hrs ago
  6. W Fk Trinity Rv at Grand Prairie, TXUSGS gauge · Texas · 202 ft³/s
    88°F104 mi4 hrs ago
  7. Doe Br at US Hwy 380 nr Prosper, TXUSGS gauge · Texas · 75 ft³/s
    87°F110 mi4 hrs ago
  8. Little Elm Ck nr Aubrey, TXUSGS gauge · Texas · 0 ft³/s
    84°F111 mi4 hrs ago

Nearest swimmable spots

Rated, photographed water destinations within 25 miles — pair one with the nearest sensor reading above before you go.

About this map

Every pin is a live reading from a USGS real-time monitoring station, captured in a daily snapshot. Colours follow the site’s cold-water-safety thresholds and describe the water at that one sensor — usually a river or stream gauge, not a swim beach — so treat them as a guide to what the water is doing nearby, not a verdict on a specific spot. Readings are provisional and can be revised by the USGS. Your location only sorts this page: the coordinates appear in the address bar (rounded to about a mile) and are not saved to an account or our database.

Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.