About This Site

What is This Site?

IsCanyonLakeFull.com is a free public service that provides real-time water level information for Canyon Lake, Texas. This site makes it easy for residents, boaters, fishermen, and visitors to quickly check if the lake is full without navigating complex government websites.

📊 Official Data Sources

All data on this site comes directly from official U.S. government sources:

  • U.S. Geological Survey (USGS)

    Water level and river flow data from USGS monitoring stations:

    • Station 08167700 - Canyon Lake near New Braunfels, TX
    • Station 08167500 - Guadalupe River near Spring Branch, TX

    Visit USGS Water Services →

  • National Weather Service (weather.gov)

    Current weather conditions and temperature data.

    Visit weather.gov API →

🎯 Purpose & Mission

Canyon Lake is a vital resource for Central Texas, providing:

  • Water Supply: Drinking water for the surrounding communities
  • Flood Control: Managed by the U.S. Army Corps of Engineers
  • Recreation: Boating, fishing, swimming, and water sports
  • Wildlife Habitat: Home to diverse Texas Hill Country ecosystems

This site was created to help our community stay informed about lake conditions in a simple, easy-to-understand format.

📈 How It Works

The site fetches data from USGS servers every 15-60 minutes and displays:

  • Current Elevation: The lake's water surface elevation above NGVD 1929
  • Percentage Full: Calculated against the conservation pool (909 ft)
  • Historical Trends: 30-day charts showing water level changes
  • River Flow: Guadalupe River inflow rates
  • Weather Data: Current temperature and conditions
  • Astronomical Data: Moon phase, sunrise/sunset times

🏞️ Lake Specifications

Location: Comal County, Texas (16 miles NW of New Braunfels)
Coordinates: 29.8719°N, 98.2697°W
Conservation Pool: 909.0 feet (378,781 acre-feet capacity)
Flood Pool: 943.0 feet
Managed By: U.S. Army Corps of Engineers
Dam Completed: 1964

🔒 Privacy & Security

This site does not collect personal information, does not use tracking cookies for advertising, and does not sell data. We collect basic anonymous analytics (page views, IP addresses) solely to monitor site performance and usage. See our Privacy Policy for details.

👤 About the Creator

This site was created and maintained by Richard Hasting, a Canyon Lake resident and software engineer with 38 years of experience in Unix/Linux systems and web development. The site is a community service provided free of charge.

Questions or feedback? Visit our Contact page.

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