About this river
Greens Bayou is a 3.8 mile stream near Bal Harbor Marina in Texas. Streamflow is measured at the USGS gauge Greens Bayou at Ley Rd, Houston, TX (site 08076700). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1989 to 2026
Greens Bayou typically runs highest in June, at a median 1,815 cfs, and lowest in January, at 1,265 cfs. The highest flow on record for any single day is 116,000 cfs, in 2017.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 1,265 | 485 to 2,650 | |
| February | 1,520 | 869 to 2,590 | |
| March | 1,440 | 719 to 3,470 | |
| April | 1,320 | 552 to 2,980 | |
| May | 1,640 | 581 to 4,010 | |
| June | 1,815 | 741 to 3,080 | |
| July | 1,500 | 881 to 3,700 | |
| August | 1,760 | 1,175 to 3,410 | |
| September | 1,645 | 1,200 to 9,470 | |
| October | 1,690 | 855 to 3,170 | |
| November | 1,560 | 1,000 to 4,690 | |
| December | 1,445 | 485 to 3,415 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 3 years of record. Statistics published by the US Geological Survey for Greens Bayou at Ley Rd, Houston, TX (site 08076700). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Greens Bayou's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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