Water Quality > Tributary and Waterfront Data > Rondout Creek > Kerhonkson- 42nd Street Bridge

Kerhonkson- 42nd Street Bridge

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

31 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
05/13/2017 47 Acceptable 0.1 0.0 0.0 0.0 0.1
10/15/2016 104 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/17/2016 51 Acceptable 0.0 0.0 0.0 0.0 0.0
08/20/2016 108 Beach Advisory 0.0 0.0 0.1 0.0 0.1
07/16/2016 195 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/18/2016 172 Beach Advisory 0.0 0.0 0.0 0.0 0.0
05/21/2016 107 Beach Advisory 0.0 0.0 0.0 0.0 0.0
10/31/2015 186 Beach Advisory 0.0 0.0 0.5 1.7 2.2
09/26/2015 248 Beach Advisory 0.0 0.0 0.0 0.0 0.0
08/29/2015 48 Acceptable 0.0 0.0 0.0 0.0 0.0
07/25/2015 308 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/27/2015 727 Beach Advisory 0.0 0.0 0.0 0.0 0.0
05/30/2015 186 Beach Advisory 0.0 0.0 0.0 0.4 0.5
11/01/2014 35 Acceptable 0.0 0.0 0.0 0.0 0.0
09/27/2014 42 Acceptable 0.0 0.0 0.0 0.0 0.0
08/30/2014 116 Beach Advisory 0.0 0.0 0.0 0.0 0.0
07/26/2014 435 Beach Advisory 0.0 0.0 0.0 0.2 0.3
06/28/2014 866 Beach Advisory 0.0 0.0 0.1 0.8 0.9
05/31/2014 117 Beach Advisory 0.0 0.0 0.0 0.0 0.1
10/26/2013 9 Acceptable 0.0 0.0 0.0 0.0 0.0
09/28/2013 36 Acceptable 0.0 0.0 0.0 0.0 0.0
08/24/2013 411 Beach Advisory 0.0 0.0 0.1 0.0 0.1
07/27/2013 365 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/29/2013 770 Beach Advisory 0.0 0.3 1.7 0.3 2.3
06/08/2013 >2420 Beach Advisory 0.2 1.6 0.2 0.0 2.1
10/27/2012 99 Beach Advisory 0.0 0.0 0.0 0.3 0.4
09/29/2012 794 Beach Advisory 0.1 1.8 0.0 0.1 1.9
09/01/2012 121 Beach Advisory 0.0 0.0 0.0 0.0 0.0
07/28/2012 687 Beach Advisory 1.1 0.0 1.2 0.0 2.3
06/30/2012 58 Acceptable 0.0 0.0 0.0 0.0 0.0
05/26/2012 66 Beach Advisory 0.0 0.0 0.0 0.2 0.2

Entero Count (fecal indicator) and Rainfall Correlation

31 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 in the center of Kerhonkson.

Agencies Responsible:

Ulster County Dept. of Health: 845-340-3010; NYSDEC Region 3: 845-256-3000

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