Streamflow, conditions and background by watershed segment. Data through November 1, 2026.
Where it is
Segments are the HUC8 watersheds the gauges sit in, numbered upstream to downstream. Use the buttons to switch between the state and the river.
20 km (12 mi)
1Black
river and reservoirs
gauge
About the Black River (Lower Colorado)
This report follows 113 miles (183 km) of the Black River (Lower Colorado), all within the Black watershed segment. At the lower end of the report the river drains about 1,251 square miles. Named tributaries joining it here include the Big Bonito Creek, East Fork Black River, Beaver Creek, West Fork Black River and Turkey Creek. 1 gauge with at least 26 weeks of daily flow cover 1962 to 2026.
From the archive: NHDPlus river network, WBD watersheds, NHD waterbodies, TIGER urban areas and the report's gauges.
From the headwaters down
Each watershed segment in order, with last week's flow rated against the same week in 1991–2020.
1
Segment 1: Black
No data last week.
Median conductance 106 µS/cm in the 2010s.
Reservoirs
No reservoir with 500 acre-feet or more of storage on this river in the National Inventory of Dams.
Sources
Numbered sources for the statements above, as they were read when the page was prepared.