ultraviolet index in Borden Highway Bridge (San Joaquin River) (2.6 mi.) | ultraviolet index in Blackslough Landing (7 mi.) | ultraviolet index in Holt (Whiskey Slough) (8 mi.) | ultraviolet index in Bishop Cut (Disappointment Slough) (9 mi.) | ultraviolet index in Borden Highway Bridge (Middle River) (12 mi.) | ultraviolet index in Grant Line Canal (drawbridge) (13 mi.) | ultraviolet index in Wards Island (Little Connection Slough) (13 mi.) | ultraviolet index in Orwood (Old River) (15 mi.) | ultraviolet index in Terminous (South Fork) (15 mi.) | ultraviolet index in Prisoners Point (16 mi.) | ultraviolet index in Borden Highway Bridge (Old River) (16 mi.) | ultraviolet index in Irish Landing (Sand Mound Slough) (17 mi.) | ultraviolet index in Davis Slough (19 mi.) | ultraviolet index in Georgiana Slough Entrance (19 mi.) | ultraviolet index in False River (21 mi.) | ultraviolet index in New Hope Bridge (22 mi.) | ultraviolet index in Threemile Slough Entrance (23 mi.) | ultraviolet index in Threemile Slough (24 mi.) | ultraviolet index in Snodgrass Slough (25 mi.) | ultraviolet index in Steamboat Slough (Snug Harbor Marina) (25 mi.)