Oak Hill- above Oak Hill

Physical/Chemical Data

Physical, chemical and biological properties of the surface water that are measured continuously while the patrol boat is underway.

Entero Count (fecal indicator) and Rainfall

35 Samples taken

Sample Date [i] Enterococcus Count

Entero Count

Enterococcus (“Entero”) is a fecal indicating bacterium that lives in the intestines of humans and other warm-blooded animals. It is the EPA preferred indicator for sewage contamination.

Quality Rain, day of (in) Prior Day 2 Days Prior 3 Days Prior Rain 4 Days Total Rain
Sort Sort Sort Sort Sort Sort Sort Sort
10/10/2019 326 Beach Advisory 0.0 0.0 0.1 0.9 1.0
09/12/2019 397 Beach Advisory 0.1 0.0 0.0 0.0 0.1
08/08/2019 184 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/13/2019 46 Acceptable 0.1 0.0 0.2 0.6 0.9
05/09/2019 7 Acceptable 0.0 0.0 0.1 0.0 0.1
10/11/2018 93 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/06/2018 33 Acceptable 0.0 0.0 0.0 0.0 0.0
08/09/2018 260 Beach Advisory 0.0 0.7 0.0 0.0 0.8
07/12/2018 488 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/07/2018 33 Acceptable 0.0 0.0 0.0 0.2 0.2
05/10/2018 21 Acceptable 0.0 0.0 0.0 0.0 0.0
10/12/2017 488 Beach Advisory 0.0 0.0 0.0 0.4 0.4
09/07/2017 140 Beach Advisory 0.1 0.7 0.0 0.0 0.8
08/10/2017 69 Beach Advisory 0.0 0.0 0.1 0.2 0.3
07/06/2017 25 Acceptable 0.0 0.0 0.0 0.0 0.0
06/08/2017 19 Acceptable 0.0 0.0 0.5 1.2 1.7
05/11/2017 4 Acceptable 0.0 0.0 0.0 0.0 0.0
10/13/2016 15 Acceptable 0.0 0.0 0.0 0.0 0.0
09/15/2016 21 Acceptable 0.0 0.0 0.0 0.0 0.0
08/18/2016 44 Acceptable 0.0 0.0 0.0 0.0 0.0
07/14/2016 93 Beach Advisory 0.0 0.0 0.0 0.0 0.1
06/16/2016 93 Beach Advisory 0.0 0.0 0.0 0.0 0.0
05/19/2016 12 Acceptable 0.0 0.0 0.0 0.0 0.0
10/29/2015 1120 Beach Advisory 0.2 1.7 0.0 0.0 2.0
09/24/2015 7 Acceptable 0.0 0.0 0.0 0.0 0.0
08/27/2015 46 Acceptable 0.0 0.0 0.0 0.0 0.0
07/23/2015 29 Acceptable 0.0 0.0 0.0 0.0 0.0
06/25/2015 12 Acceptable 0.0 0.0 0.1 0.0 0.1
05/28/2015 37 Acceptable 0.0 0.2 0.0 0.0 0.2
10/23/2014 >2420 Beach Advisory 1.0 0.3 0.4 0.0 1.6
09/12/2014 64 Beach Advisory 0.0 0.0 0.0 0.0 0.0
08/21/2014 21 Acceptable 0.2 0.0 0.0 0.0 0.2
07/17/2014 23 Acceptable 0.0 0.1 0.4 0.0 0.5
06/22/2014 12 Acceptable 0.0 0.0 0.0 0.0 0.0
05/22/2014 21 Acceptable 0.4 0.0 0.0 0.0 0.4

Entero Count (fecal indicator) and Rainfall Correlation

35 Samples taken

Water Quality*

Acceptable (0–60) Beach Advisory (61+)

*Single sample thresholds;
Enterococcus count per 100mL

Prior Four Day Rainfall
(in inches)

Dry Weather (0–0.25) Wet Weather (0.25+)

Enterococcus is an EPA-approved fecal contamination indicator.

Samples taken by citizen scientists trained by Riverkeeper, and processed on the Riverkeeper vessel, according to the 2014 Quality Assurance Project Plan.

Rainfall data comes from wunderground.com. Wet weather is a common trigger of fecal contamination.

What do the Numbers Mean?

Water Quality scoring is based on the 2012 Recreational Water Quality Criteria from the US Environmental Protection Agency (EPA) for safe swimming. Learn More

About this location:

This site is located upstream of the developed area of Oak Hill. The area also has a lot of agricultural land use.

Agencies Responsible:

NYS Dept. of Health, Oneonta District Office: 607-432-3911; NYSDEC Region 4: 518-357-2068

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