SPD - Southport Discharge
| Location: 1000 ft W of Southport waste water treatment plant, on Intracoastal Waterway |
| Lat/Lon: N 33 55.025 W 78 02.230 |
| Sampling Relevance: Upstream of Southport WWTP |
| Data collection: March 1998 to present |
Data for June 1997 - May 1998 are located in the 97/98 Water Quality Report.