Welcome to CSI's Water Quality Database

This public archive contains water quality data from Central New York stream and lake samples collected by local volunteer partners, embodying Community Science Institute's (CSI, NYSDOH-ELAP #11790) mission to empower communities to safeguard water resources. These partnerships generate reliable, long-term data, supplement state monitoring efforts, and inform water resource management strategies while cultivating scientific literacy.

Stream and Lake Monitoring

2002 - Ongoing

Sunday June 07, 2026
Red Flag event conducted on monitoring set Catatonk Creek
Sunday April 12, 2026
Red Flag event conducted on monitoring set Catatonk Creek
Wednesday April 01, 2026
Synoptic event conducted on monitoring set Virgil Creek
Wednesday April 01, 2026
Synoptic event conducted on monitoring set Yawger Creek

Harmful Algal Bloom (HAB) Monitoring

2018 - Ongoing

Sunday July 12, 2026
Harmful Algal Bloom at Lakeshore Segment Northwest 1: Sheldrake Point to Deans Cove
Sunday July 12, 2026
Harmful Algal Bloom at Lakeshore Segment Southeast 3: Salt Point Natural Area
Sunday July 12, 2026
Harmful Algal Bloom at Lakeshore Segment Northeast 1: Northern Marshes to Harris Park
Sunday July 12, 2026
Harmful Algal Bloom at Open Water 4: Cayuga Lake South Shelf

Private Groundwater Well Baselines

2009 - 2014

Wednesday November 13, 2013
Testing event conducted on grid square 58732
Wednesday November 13, 2013
Testing event conducted on grid square 59144
Wednesday November 13, 2013
Testing event conducted on grid square 57097
Wednesday November 13, 2013
Testing event conducted on grid square 56691
CSI has not conducted testing of private groundwater wells since 2014 when the Cuomo Administration decided against permitting high volume horizontal hydraulic fracturing in New York State.