North Branch Conejos River
Streamflow, conditions and background by watershed segment. Data through November 1, 2026.
Data gaps and disparities
Found automatically in the gauge records behind this river, and notes from a reviewer who checked them against other sources. Gauges need at least 26 weeks of daily data to appear on the Flow tab.
Warnings (0)
No warnings.
Context (4)
Show 4 notes
- fallback North Branch Conejos River Near Conejos: 35% of days come from usbr_hydrodata; codwr 65% fill days usbr_hydrodata does not cover, so the source changes within the record.
- flatline North Branch Conejos River Near Conejos: 6 runs of 30+ days at exactly the same flow: 1.4 cfs for 111 days from Dec 2, 2006; 3.7 cfs for 82 days from Dec 23, 2002; 1.4 cfs for 79 days from Jan 17, 2006. Usually an estimated period (ice, a broken gauge) rather than measured daily flow.
- gap North Branch Conejos River Near Conejos: 9 gaps of 60+ days inside the record (1,067 days in all). Longest: Nov 5, 2021 to Mar 30, 2022 (146 days); Nov 18, 2000 to Apr 11, 2001 (145 days); Nov 14, 2022 to Mar 28, 2023 (135 days).
- zero run North Branch Conejos River Near Conejos: 6 runs of 60+ days at zero flow; longest 125 days from Dec 11, 2004; 114 days from Dec 5, 2020. Usually real (a dry channel or no release), not missing data.
Values removed (0)
A reading is removed automatically only when it is impossible (for example, a daily mean above the highest flow USGS recorded that water year). Low and zero flows are never removed: rivers here really do dry up.
None.
Gauges
Each row is one physical gauge; "published by" lists every agency copy that was merged into it.
| Gauge | Segment | Published by | First | Last | Weeks |
|---|---|---|---|---|---|
| North Branch Conejos River Near Conejos | Conejos | codwr, usbr_hydrodata | 1999-04-19 | 2026-10-26 | 1253 |