Check before you leave
Choke Canyon Reservoir (Choke Canyon State Park — Calliham and South Shore units)
South Texas / Frio River · Texas · the full record
Kept on this device only. Nothing about your trip is sent anywhere.
Reading official sources…
Cannot tell
Cannot tellDecided by: Closure check. Poor if any factor is poor. Otherwise cannot establish if access, launch or the closure check cannot be established, or if the trip needs a current reading that cannot be had. Otherwise conditional if any factor is conditional or unknown. Otherwise good.
Closure check
Cannot tellThe closure scan has not been read yet.
Missing: The live read
Current official data
Cannot tellThe official readings have not been read yet.
Missing: The live read
Weather and water exposure
Cannot tellThe trip depends on weather or tide that cannot be read here.
Missing: The live read
Logistics
Fits with checksPermits, hours or parking limits are noted.
permit · hours
Checks on the day
Fits with checks5 checks have to be done on the day.
Confirm Calliham or South Shore open status, fees, and ramp conditions before travel. · Check current TPWD Outdoor Annual regulations for Choke Canyon. · Review reservoir elevation and weather forecasts for the Three Rivers corridor. · Confirm reservoir-specific exceptions on the Outdoor Annual waterbody page. · Same-day TPWD check required at https://tpwd.texas.gov/regulations/outdoor-annual/
Access certainty
Fits2 named public sites on the official page.
Calliham Unit boat ramp (six-lane improved ramp with lighting; park entry fee; fish cleaning, jetty, bait shop nearby) (closed) · South Shore Unit boat ramp (six-lane improved ramp with lighting; day use 6 a.m.–10 p.m.) · Highway 99 and Mason Point TPWD day-use ramps (day-use fee; select named site)
Access for a shore trip
FitsNamed shore or pier access is on the official page.
South Shore Unit boat ramp (six-lane improved ramp with lighting; day use 6 a.m.–10 p.m.)
How this works on the water
Daylight and return
FitsNo times set; the sun times are printed.
sunset 17:44 at the water · civil dusk 18:09 at the water
How this works on the water
Regulations
FitsNo special rules are noted on the record. Read the standard rules on the agency's page on the day; Waterways does not read them.
Documented hazards
FitsNo standing hazard is documented beyond wind and tide.
The check, in order
Record this check to see what changes next time.
- Closure languageCannot tell
Not read yet.
Official page - Official observationsCannot tell
Not read yet.
- WeatherCannot tell
Not read yet.
- The site for this tripCheck
Named shore or pier access is on the official page. South Shore Unit boat ramp (six-lane improved ramp with lighting; day use 6 a.m.–10 p.m.).
Official page - RegulationsCheck
Read today's rules on the agency page.
Regulations - On the dayCheck
Confirm Calliham or South Shore open status, fees, and ramp conditions before travel.
Official page - On the dayCheck
Check current TPWD Outdoor Annual regulations for Choke Canyon.
Official page - On the dayCheck
Review reservoir elevation and weather forecasts for the Three Rivers corridor.
Official page - On the dayCheck
Confirm reservoir-specific exceptions on the Outdoor Annual waterbody page.
Official page - On the dayCheck
Same-day TPWD check required at https://tpwd.texas.gov/regulations/outdoor-annual/
Official page - Official accessEstablished
2 named sites as of the page read on 2026-09-04. Confirm the one you use is open today.
Official page - Record freshnessEstablished
The official page was last read automatically on 2026-09-04.
Official page - Daylight and returnEstablished
No times set; the sun times are printed. sunset 17:44 at the water · civil dusk 18:09 at the water.
Hypothetical · you set this
What changes if…
These change a copy of the evidence, never a reading. Nothing here is a forecast.