Ashley River below Summerville

Last updated: Jul 18, 2025, 5:11 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 15.06 - Record level reached in association with Tropical Storm Irma on September 11th, 2017.

Gauge Info

Coordinates 32.9258, -80.1517
RFC SERFC
State SC
WFO CHS
County Dorchester
Data Provider(s)
USGS 021720825

Gauge Location

Recent Crests

1. 13.97 ft on 12-17-2023
2. 13.69 ft on 08-30-2023
3. 13.10 ft on 12-24-2019
4. 13.02 ft on 12-23-2019
5. 13.00 ft on 08-31-2019

Historic Crests

1. 15.06 ft on 09-11-2017
2. 13.97 ft on 12-17-2023
3. 13.74 ft on 09-12-2017
4. 13.69 ft on 08-30-2023
5. 13.40 ft on 11-24-2018

Vertical Datum Table

type NAVD88 NGVD29 MLLW* MLW MSL MHW MHHW*
major Flooding N/AN/AN/AN/AN/AN/AN/A
moderate Flooding N/AN/AN/AN/AN/AN/AN/A
minor Flooding N/AN/AN/AN/AN/AN/AN/A
action N/AN/AN/AN/AN/AN/AN/A
Latest Value -3.18 ft-2.21 ft-1.94 ft-2.07 ft-4.32 ft-6.34 ft-6.62 ft
Gauge Zero -8.41 ft-7.44 ft-7.17 ft-7.30 ft-9.55 ft-11.57 ft-11.85 ft

Gauge Photos

No Images Found

Probability Information

No Images Available

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
Charleston
5777 South Aviation Avenue
North Charleston, SC 29406
Official Homepage