Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Scheduled Maintenance Notice
    USGS will be performing maintenance on WDFN webpages beginning Tuesday, May 12.
    If you cannot access the page you are intending or are unexpectedly redirected to a different page, please reach out to wdfn@usgs.gov for assistance.

  • Explore the USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
! This page is undergoing modernization with expected decommissioning as key features are added to the modernized pages.
Learn more about our modernization plans to find out which options will suit you best. Next Generation Monitoring Location Page is available now.
A beta version of the My Favorites page is available in WDFN. Try it out and tell us what you think at wdfn@usgs.gov

USGS 02110701 CRABTREE SWAMP AT CONWAY, SC

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

This site is affected by astronomical tides so both tidally-filtered and unfiltered discharge are provided for this site. Due to the tidal-filter process, the tidally-filtered discharge data lags the unfiltered discharge data by 1.5 days.

Funding for this site is provided by the cooperators / programs below:
Click to go to the Horry County Stormwater web page

Horry County Stormwater
This station managed by the South Atlantic WSC Charleston Field Office.

Available Parameters Available Period
  
2007-10-01  2026-08-07
2007-10-01  2026-08-07
2007-10-01  2026-08-07
2014-01-10  2026-08-07
2007-10-01  2026-08-07
2007-10-07  2026-08-07
2007-10-01  2026-08-07
2023-08-07  2026-08-07
2007-10-01  2022-05-02
2023-04-05  2026-08-07
2007-10-01  2026-08-05
2007-10-01  2026-08-07







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 27.6 08-07-2026   05:00 EDT
Graph of Temperature, water, degrees Celsius

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Precipitation, total, inches
Most recent instantaneous value: 0.00 08-07-2026   04:00 EDT
Graph of Precipitation, total, inches

Add up to 2 more sites and replot for "Precipitation, total, inches"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Discharge, cubic feet per second
Most recent instantaneous value: 33.8 08-07-2026   04:00 EDT
Graph of Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |

Daily discharge, cubic feet per second -- statistics for Aug 7 based on 18 water years of record more
Min
(2006)		 25th
percen-
tile		 Median Most Recent
Instantaneous
Value Aug 7		 75th
percen-
tile		 Mean Max
(2024)
-3.98 4 15 33.8 39 61 525

Gage height, feet
Most recent instantaneous value: 9.82 08-07-2026   05:00 EDT
Graph of Gage height, feet

Add up to 2 more sites and replot for "Gage height, feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 218 08-07-2026   05:00 EDT
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 3.5 08-07-2026   05:00 EDT
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

Add up to 2 more sites and replot for "Dissolved oxygen, water, unfiltered, milligrams per liter"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.2 08-07-2026   05:00 EDT
Graph of pH, water, unfiltered, field, standard units

Add up to 2 more sites and replot for "pH, water, unfiltered, field, standard units"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 0.63 08-07-2026   04:00 EDT
Graph of Stream water level elevation above NAVD 1988, in feet

Add up to 2 more sites and replot for "Stream water level elevation above NAVD 1988, in feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
Most recent instantaneous value: 63.4 08-07-2026   05:00 EDT
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [(2)]
 
-- Data temporarily unavailable for the time period specified --

Discharge, tidally filtered, cubic feet per second, [Q TIDAL FILT]
Most recent instantaneous value: 46.4 08-05-2026   16:30 EDT
Graph of Discharge, tidally filtered, cubic feet per second, [Q TIDAL FILT]

Add up to 2 more sites and replot for "Discharge, tidally filtered, cubic feet per second, [Q TIDAL FILT]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Mean water velocity for discharge computation, feet per second
Most recent instantaneous value: 0.16 08-07-2026   04:00 EDT
Graph of Mean water velocity for discharge computation, feet per second

Add up to 2 more sites and replot for "Mean water velocity for discharge computation, feet per second"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |