Data Sources
Watershed management starts with good data. These resources provide scientific data that IRWP commonly uses to make management decisions:
ADEQ's Water Quality Monitoring Database
Monitoring stations within the Upper IRW include:
ARK007A: Barren Fork on County Road 21
ARK0141: Cincinnati Creek at Highway 244
ARK0010C: Clear Creek below Fayetteville
ARK0004A: Flint Creek near West Siloam Springs
ARK006: Illinois River at AR Highway 59
ARK0040: Illinois River near Savoy
ARK0082: Osage Creek at Logan
Other monitoring stations exist within the UIRW, but may either be inactive or were used for a temporary study. Please visit ADEQ's Aquaview for an interactive map of all stations.
U.S. Geological Survey's Streamflow and Water Quality database:
Monitoring gages within the Arkansas side of the IRW include:
07195800: Flint Creek at Springtown
07195855: Flint Creek at West Siloam Springs
07195430: Illinois River south of Siloam Springs
07195400: Illinois River at Highway 16 near Siloam Springs
07194800: Illinois River at Savoy
07194880: Osage Creek near Cave Springs
07195865: Sager Creek near West Siloam Springs
07194933: Spring Creek near Highway 112
07195000: Osage Creek near Elm Springs
07195500: Illinois River near Watts
07196900: Barren Fork at Dutch Mills
07194906: Spring Creek at Sanders Avenue in Springdale
071948095: Mud Creek near Johnson
Monitoring gages within the Oklahoma side of the IRW include:
07195855: Flint Creek at West Siloam Springs
07195500: Illinois River near Watts
07196000: Flint Creek at Kansas
07196090: Illinois River at Chewey
07197000: Barren Fork at Eldon
07196500: Illinois River at Tahlequah
07197360: Caney Creek at Barber
07198000: Illinois River at Gore
Arkansas Water Resources Center
Bacteria Monitoring in the UIRW: Three year study of E. coli presence at twenty-nine sites.
UIRW Monitoring Project: Ten-year, long-term trend analyses of multiples water quality parameters at thirteen sites.