table 2

Table 2. Specific conductance and concentrations and computed loads of dissolved chloride and sulfate at sampling sites in the Wichita River Basin

[TNRCC, Texas Natural Resource Conservation Commission; USGS, U.S. Geological Survey; µS/cm, microsiemens per centimeter at 25 degrees Celsius; mg/L, milligrams per liter; --, not applicable; NA, not available]


Sampling site no. (fig. 1, table 1)	Station ID		Weighted average specific conductance (µS/cm)	Weighted average dissolved chloride concentration (mg/L)	Annual dissolved chloride load (tons)	Weighted average dissolved sulfate concentration (mg/L)	Annual dissolved sulfate load (tons)

	TNRCC	USGS

8	15119	07311600	8,800	2,400	111,100	1,100	51,530
9	14900	07311630	11,400	2,800	18,280	2,300	14,770
10	10162	07311700	6,260	1,600	120,200	1,100	82,840
11	13636	07311782	32,190	10,600	69,230	2,800	18,140
12	--	07311783	¹32,300	¹10,070	NA	¹2,640	NA
13	--	07311790	¹12,660	¹3,400	NA	¹2,390	NA
14	10185	07311800	6,770	1,600	56,410	1,500	51,990
15	--	07311900	9,600	2,880	NA	1,710	NA
16	10158	07312100	4,380	980	134,700	700	96,250
17	10155	07312130	6,340	¹1,620	NA	¹864	NA
18	15120	07312200	3,480	¹880	NA	¹94	NA
19	10151	07312500	5,120	¹1,270	NA	¹682	NA
20	10145	07312700	3,630	¹546	NA	¹932	NA