Outside the period of record, it had an estimated maximum discharge of per second on August 28, 2011. The station in Schoharie is located upstream from bridge on County Highway 1A has been in operation since December 2017, takes gauge height measurements only. It had a maximum gauge height of on August 14, 2018 and a minimum gage height of on many days between September 22 and October 1 in 2019. The station in Esperance is located by the US Route 20 bridge has been in operation since December 2017, takes gauge height measurements only. It had a maximum gauge height of on April 15, 2019 and a minimum gage height of on July 22, 2018. Outside the period of record, the flood of August 2011 reached a stage of from floodmark. The station in Burtonsville in operation since October 1939, upstream from the mouth, had a maximum discharge of per second on August 29, 2011, and a minimum discharge of per second on September 24–25, 1964. Turbidity The USGS station along the creek near Burtonsville, collects turbidity data every 15 minutes. The maximum daily suspended sediment concentrations (SSC) mean was 1460 mg/L on June 14, 2013, and the minimum was 2 mg/L on October 1–2, 2014. On June 14, 2013, the maximum daily suspended sediment discharge was 48,400 tons () on June 14, 2013, and .16 tons () on October 1–2, 2014. History In the 18th century, areas of the south (or right bank) side of Mohawk Valley were sparsely settled in the face of the periodically warlike and always militant Iroquois peoples, who, while diminished by European diseases during colonial times still retained ample war powers after the French and Indian War ended in 1763. Reorganized by then as the Six Nations the tribes had conducted internecine war with other powerful eastern tribes until the 1770s, weakening or eliminating the power of the Delaware, the Susquehanna, and Shawnee tribes— affecting Amerindian populations and power both East and West of the Alleghenies as far south as northern Kentucky in the west, and southern Maryland in the east. By the end of the French and Indian War, they were the one remaining group of eastern native peoples that retained sufficient military power to give even the British authorities pause. Consequently, those authorities cultivated political arrangements with the Iroquois and as a prelude to the revolution, the British Crown acted to