TidalMap
Explore this water on the live chart →

Porter Bayou at Stephensville, MS Water Level Today

Mississippi · USGS gauge 07288521 · live data · Updated Oct 28, 2026

Loading…

About this gauge

USGS gauge 07288521 sits on Porter Bayou in the Big Sunflower basin. Its datum sits 94 feet above sea level NAVD88. Daily flow has been on record here since 2010, 13 years of it.

Where this gauge sits in the drainage

Downstream the next reading comes from Beasley Lake Tributary no 4B near Indianola, MS at 0.3 square miles.

Normal flows here

Porter Bayou runs a median of 55 cfs at this gauge across 13 years of record. October is the fullest month at a median 134 cfs, and September the leanest at 18 cfs. The highest daily mean on record is 1,820 cfs in 2019, and the lowest is 2.6 cfs in 2012.

Median flow by month
MonthMedian flowShare of annual median
Jan81 cfs147%
Feb85 cfs155%
Mar98 cfs178%
Apr90 cfs165%
May46 cfs84%
Jun30 cfs54%
Jul40 cfs73%
Aug24 cfs44%
Sep18 cfs34%
Oct134 cfs244%
Nov57 cfs104%
Dec112 cfs204%

Medians from the USGS daily-statistics record, 2010 to 2026. A month at 100% is running at its own long-term median.

Nearby river gauges

Live streamflow and gage height: USGS gauge 07288521. Percentile context computed against the gauge's period of record. Not for navigation.

Open Porter Bayou at Stephensville, MS on the live chart →

River pins, dam-release overlays and wadability lines live in the app, start a free TidalMap trial.