Polk Swamp at I-95 above St George, SC

Dorchester County, South Carolina · USGS gauge 02174075 · NWS PSAS1 · South Carolina river levels

Is Polk Swamp at I-95 above St George, SC flooding right now?

Polk Swamp at I-95 above St George, SC measured 4.22 ft on 2026-11-11 14:15:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height

4.22 ft

as of 35 min ago

Streamflow

—

data refreshed 4 min ago

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Last 7 days

Past 7 days · 4.22–4.35 ft

Nearby gauges

Gauge	Distance	County
Polk Swamp at US-15 below St George, SC	4.0 mi	Dorchester County
Indian Field Swamp at Mulberry Rd near St George, SC	4.3 mi	Dorchester County
Edisto River below Canadys, SC	9.9 mi	Dorchester County
Edisto River near Branchville, SC	11.1 mi	Bamberg County
Cow Castle Creek near Bowman, SC	14.3 mi	Orangeburg County

Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast