Gaseous Oxidized Mercury Dry Deposition Measurements in the Southwestern USA: A Comparison between Texas, Eastern Oklahoma, and the Four Corners Area

Table 1

Coefficients of determination (𝑟²) for Texas and Stilwell, Oklahoma GOM smooth-edge surrogate surface passive sampling sites. All values significant at 𝑃<0.05 except as noted.

Site (across and down)	Corsicana (TX97)	Longview (TX21)	Karnack (TX99)	Fort Parker State Park (TX98)	Stilwell, Oklahoma (OK99)
Corsicana (TX97)	—	0.26	0.43	0.21	0.18
Longview (TX21)	0.26	—	0.38	0.04 (not significant)	0.34
Karnack (TX99)	0.43	0.38	—	0.36	0.37
Fort Parker State Park (TX98)	0.21	0.04 (not significant)	0.36	—	0.06 (not significant)
Stilwell, Oklahoma (OK99)	0.18	0.34	0.37	0.06 (not significant)	—