Water Quality > Tributary and Waterfront Data > New York City Waterfront > Greenpoint- Newtown Ck, N Brooklyn Boat Club boathouse

Greenpoint- Newtown Ck, N Brooklyn Boat Club boathouse

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

183 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
09/29/2022 30 Acceptable 0.0 0.0 0.0 0.0 0.0
09/22/2022 6488 Beach Advisory 0.0 0.0 0.0 0.1 0.1
09/15/2022 657 Beach Advisory 0.0 0.0 0.4 0.8 1.2
09/08/2022 >24196 Beach Advisory 0.0 0.0 0.1 0.0 0.1
09/01/2022 417 Beach Advisory 0.0 0.0 0.1 0.0 0.1
08/25/2022 235 Beach Advisory 0.0 0.0 0.0 0.2 0.2
08/18/2022 6488 Beach Advisory 0.0 0.3 0.0 0.0 0.3
08/11/2022 6653 Beach Advisory 0.0 0.0 0.0 0.0 0.0
08/04/2022 2755 Beach Advisory 0.0 0.0 0.0 0.0 0.0
07/28/2022 8704 Beach Advisory 0.0 0.0 0.0 1.0 1.0
07/21/2022 1354 Beach Advisory 0.0 0.0 0.0 1.9 1.9
07/14/2022 132 Beach Advisory 0.0 0.0 0.0 0.0 0.0
07/07/2022 262 Beach Advisory 0.0 0.0 0.1 0.0 0.1
06/30/2022 244 Beach Advisory 0.0 0.0 0.0 0.3 0.3
06/23/2022 366 Beach Advisory 0.0 0.0 0.1 0.0 0.1
06/16/2022 226 Beach Advisory 0.0 0.0 0.0 0.0 0.0
06/09/2022 >24196 Beach Advisory 0.0 0.0 0.1 0.0 0.1
06/02/2022 >24196 Beach Advisory 0.0 0.7 0.0 0.0 0.7
10/01/2020 263 Beach Advisory 0.0 1.1 0.5 0.0 1.6
09/24/2020 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/17/2020 909 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/10/2020 200 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/03/2020 52 Acceptable 0.0 0.1 0.2 0.0 0.4
08/20/2020 75 Beach Advisory 0.0 0.1 0.2 0.1 0.5
08/13/2020 15531 Beach Advisory 0.0 1.8 0.0 0.0 1.8
08/06/2020 30 Acceptable 0.0 0.0 0.6 0.5 1.1
07/30/2020 51 Acceptable 0.0 0.0 0.0 0.0 0.0
07/23/2020 17329 Beach Advisory 0.0 1.4 0.0 0.0 1.4
07/16/2020 31 Acceptable 0.0 0.0 0.0 0.0 0.0
07/09/2020 41 Acceptable 0.0 0.0 0.0 0.5 0.6
07/02/2020 41 Acceptable 0.0 0.0 0.0 0.6 0.6
06/25/2020 10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/18/2020 20 Acceptable 0.0 0.0 0.0 0.0 0.0
06/11/2020 10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/04/2020 211 Beach Advisory 0.0 0.5 0.0 0.0 0.5
09/26/2019 <10 Acceptable 0.0 0.0 0.1 0.0 0.1
09/19/2019 31 Acceptable 0.0 0.0 0.0 0.0 0.0
09/12/2019 160 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/05/2019 31 Acceptable 0.0 0.0 0.0 0.3 0.3
08/29/2019 706 Beach Advisory 0.0 0.1 0.0 0.0 0.1
08/22/2019 1467 Beach Advisory 0.0 0.1 0.0 0.0 0.1
08/15/2019 2909 Beach Advisory 0.0 0.0 0.1 0.0 0.1
08/08/2019 4541 Beach Advisory 0.2 1.2 0.0 0.0 1.4
08/01/2019 880 Beach Advisory 0.0 0.4 0.0 0.0 0.4
07/18/2019 >24196 Beach Advisory 0.5 1.8 0.0 0.0 2.3
07/11/2019 41 Acceptable 0.8 0.0 0.0 0.0 0.8
06/27/2019 1187 Beach Advisory 0.0 0.0 0.9 0.0 0.9
06/20/2019 3076 Beach Advisory 0.0 0.1 0.7 0.0 0.8
06/13/2019 10 Acceptable 0.0 0.0 0.5 0.6 1.1
06/06/2019 495 Beach Advisory 0.0 0.0 0.0 0.0 0.0
05/30/2019 11199 Beach Advisory 0.0 0.8 0.2 0.0 1.0
05/23/2019 52 Acceptable 0.0 0.0 0.0 0.0 0.0
10/04/2018 195 Beach Advisory 0.0 0.0 0.7 0.0 0.7
09/27/2018 256 Beach Advisory 0.0 0.2 2.0 0.0 2.2
09/20/2018 31 Acceptable 0.0 0.0 1.2 0.0 1.2
09/13/2018 772 Beach Advisory 0.1 0.2 0.0 0.9 1.2
09/06/2018 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
08/23/2018 10 Acceptable 0.0 0.7 0.1 0.0 0.8
08/16/2018 10 Acceptable 0.0 0.8 0.7 0.0 1.5
08/09/2018 1835 Beach Advisory 0.6 0.0 0.3 0.0 0.9
08/02/2018 313 Beach Advisory 0.0 0.1 0.0 0.4 0.5
07/26/2018 <10 Acceptable 0.0 0.7 0.0 0.2 0.9
07/19/2018 245 Beach Advisory 0.0 0.0 2.2 0.0 2.2
07/12/2018 20 Acceptable 0.0 0.0 0.0 0.0 0.0
07/05/2018 10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/28/2018 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/21/2018 >24196 Beach Advisory 0.0 0.1 0.1 0.1 0.2
06/14/2018 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/07/2018 20 Acceptable 0.0 0.0 0.0 0.2 0.2
05/31/2018 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
05/24/2018 128 Beach Advisory 0.0 0.3 0.3 0.0 0.6
09/28/2017 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/21/2017 <10 Acceptable 0.0 0.0 0.2 0.0 0.2
09/14/2017 <10 Acceptable 0.0 0.1 0.0 0.0 0.1
09/07/2017 197 Beach Advisory 0.0 0.4 0.0 0.0 0.4
08/31/2017 20 Acceptable 0.0 0.0 0.1 0.0 0.1
08/24/2017 10 Acceptable 0.0 0.0 0.3 0.0 0.3
08/17/2017 20 Acceptable 0.0 0.0 0.5 0.0 0.5
08/10/2017 <10 Acceptable 0.0 0.0 0.0 0.8 0.8
08/03/2017 83 Beach Advisory 0.0 0.1 0.0 0.0 0.1
07/27/2017 20 Acceptable 0.0 0.0 0.0 0.7 0.7
07/13/2017 41 Acceptable 0.0 0.0 0.0 0.0 0.0
07/06/2017 10 Acceptable 0.0 0.0 0.0 0.5 0.5
06/29/2017 <10 Acceptable 0.0 0.0 0.2 0.0 0.2
06/22/2017 228 Beach Advisory 0.0 0.0 0.0 1.4 1.4
06/15/2017 331 Beach Advisory 0.0 0.3 0.0 0.0 0.3
06/08/2017 <10 Acceptable 0.0 0.0 0.1 0.0 0.1
06/01/2017 <10 Acceptable 0.0 0.0 0.1 0.1 0.2
05/25/2017 20 Acceptable 0.6 0.0 0.0 0.6 1.2
05/18/2017 52 Acceptable 0.0 0.0 0.0 0.0 0.0
09/22/2016 81 Beach Advisory 0.0 0.0 0.0 0.7 0.7
09/15/2016 >24196 Beach Advisory 0.0 0.6 0.0 0.0 0.6
09/08/2016 30 Acceptable 0.0 0.0 0.0 0.0 0.0
09/01/2016 10 Acceptable 0.5 0.0 0.0 0.0 0.5
08/25/2016 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
08/18/2016 <10 Acceptable 0.0 0.0 0.1 0.0 0.2
08/11/2016 20 Acceptable 0.2 0.1 0.0 0.0 0.2
08/04/2016 10 Acceptable 0.0 0.0 0.0 0.0 0.0
07/28/2016 20 Acceptable 0.0 0.0 0.0 1.0 1.0
07/21/2016 <10 Acceptable 0.0 0.0 0.0 0.4 0.4
07/14/2016 <10 Acceptable 0.6 0.0 0.0 0.0 0.6
07/07/2016 10 Acceptable 0.0 0.0 0.7 0.5 1.2
06/30/2016 10 Acceptable 0.0 0.0 0.1 0.5 0.6
06/23/2016 10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/16/2016 134 Beach Advisory 0.2 0.0 0.0 0.0 0.2
06/09/2016 189 Beach Advisory 0.0 0.5 0.0 0.0 0.5
06/02/2016 <10 Acceptable 0.0 0.0 0.0 1.7 1.7
05/26/2016 20 Acceptable 0.0 0.0 0.2 0.0 0.2
10/01/2015 2333 Beach Advisory 0.1 1.3 0.1 0.0 1.5
09/24/2015 20 Acceptable 0.0 0.0 0.0 0.0 0.0
09/17/2015 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/10/2015 262 Beach Advisory 1.6 0.0 0.0 0.0 1.6
09/03/2015 20 Acceptable 0.0 0.0 0.0 0.0 0.0
08/27/2015 30 Acceptable 0.0 0.0 0.0 0.0 0.0
08/20/2015 31 Acceptable 0.0 0.0 0.3 0.0 0.3
08/13/2015 108 Beach Advisory 0.0 0.0 1.2 0.0 1.2
08/06/2015 20 Acceptable 0.0 0.0 0.4 0.0 0.4
07/30/2015 <10 Acceptable 2.0 0.0 0.0 0.4 2.3
07/23/2015 20 Acceptable 0.0 0.0 0.0 0.0 0.0
07/16/2015 10 Acceptable 0.0 0.1 0.4 0.0 0.5
06/25/2015 41 Acceptable 0.0 0.0 0.0 0.0 0.0
06/18/2015 253 Beach Advisory 0.0 0.0 0.3 0.6 0.8
06/11/2015 31 Acceptable 0.0 0.0 0.0 0.1 0.1
06/04/2015 91 Beach Advisory 0.0 0.0 0.4 0.7 1.1
05/28/2015 20 Acceptable 0.0 0.1 0.0 0.0 0.1
05/21/2015 20 Acceptable 0.0 0.0 0.0 0.0 0.0
10/02/2014 216 Beach Advisory 0.0 0.0 0.0 0.0 0.0
09/25/2014 5012 Beach Advisory 0.3 0.0 0.0 0.0 0.3
09/18/2014 41 Acceptable 0.0 0.0 0.4 0.0 0.4
09/11/2014 10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/04/2014 75 Beach Advisory 0.0 0.0 0.0 0.0 0.0
08/28/2014 20 Acceptable 0.0 0.0 0.0 0.0 0.0
08/21/2014 <10 Acceptable 0.4 0.0 0.0 0.0 0.4
08/14/2014 345 Beach Advisory 0.0 0.5 0.2 0.0 0.7
08/07/2014 10 Acceptable 0.0 0.0 0.0 0.0 0.0
07/31/2014 <10 Acceptable 0.0 0.0 0.0 0.2 0.2
07/24/2014 52 Acceptable 0.0 0.2 0.0 0.0 0.2
07/17/2014 703 Beach Advisory 0.0 0.0 1.3 0.5 1.8
07/10/2014 31 Acceptable 0.0 0.1 0.4 0.0 0.5
07/02/2014 <10 Acceptable 1.0 0.0 0.0 0.0 1.0
06/26/2014 10 Acceptable 0.1 0.1 0.0 0.0 0.2
06/19/2014 161 Beach Advisory 0.2 0.0 0.0 0.0 0.2
06/12/2014 683 Beach Advisory 0.1 0.0 0.0 1.6 1.7
06/05/2014 20 Acceptable 0.9 0.0 0.1 0.0 1.0
05/29/2014 63 Beach Advisory 0.0 0.0 0.0 0.0 0.0
05/22/2014 63 Beach Advisory 0.2 0.0 0.0 0.0 0.2
10/03/2013 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/26/2013 31 Acceptable 0.0 0.0 0.0 0.0 0.0
09/19/2013 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
09/12/2013 <10 Acceptable 1.6 0.0 0.0 0.0 1.6
09/05/2013 41 Acceptable 0.0 0.0 0.0 0.1 0.1
08/29/2013 490 Beach Advisory 0.0 0.4 0.0 0.0 0.5
08/22/2013 160 Beach Advisory 0.3 0.0 0.0 0.0 0.3
08/15/2013 118 Beach Advisory 0.0 0.0 0.9 0.1 0.9
08/08/2013 61 Beach Advisory 0.5 0.0 0.0 0.0 0.5
08/01/2013 <10 Acceptable 0.7 0.0 0.0 0.0 0.7
07/25/2013 41 Acceptable 0.0 0.0 0.3 0.1 0.4
07/18/2013 10 Acceptable 0.0 0.0 0.0 0.0 0.0
07/11/2013 622 Beach Advisory 0.0 0.0 0.2 0.2 0.5
07/02/2013 288 Beach Advisory 0.1 0.8 0.0 0.0 0.9
06/27/2013 <10 Acceptable 0.2 0.1 0.0 0.0 0.3
06/20/2013 122 Beach Advisory 0.0 0.0 0.2 0.0 0.2
06/13/2013 86 Beach Advisory 1.3 0.0 0.1 1.4 2.7
06/06/2013 86 Beach Advisory 0.1 0.0 0.0 0.9 1.0
05/30/2013 388 Beach Advisory 0.0 0.0 0.5 0.0 0.5
05/23/2013 41 Acceptable 1.8 0.0 0.0 0.0 1.8
09/13/2012 20 Acceptable 0.0 0.0 0.0 0.0 0.0
09/06/2012 291 Beach Advisory 0.0 0.1 0.1 0.0 0.2
08/30/2012 63 Beach Advisory 0.0 0.0 0.1 0.6 0.8
08/23/2012 30 Acceptable 0.0 0.0 0.0 0.0 0.0
08/16/2012 8164 Beach Advisory 0.0 0.6 0.0 0.0 0.6
08/09/2012 52 Acceptable 0.0 0.0 0.0 0.0 0.0
08/02/2012 181 Beach Advisory 0.0 0.6 0.0 0.0 0.6
07/19/2012 19863 Beach Advisory 0.0 1.8 0.0 0.0 1.8
07/12/2012 20 Acceptable 0.0 0.0 0.0 0.0 0.0
07/05/2012 <10 Acceptable 0.0 0.1 0.0 0.0 0.1
06/28/2012 75 Beach Advisory 0.0 0.0 0.0 0.2 0.2
06/21/2012 <10 Acceptable 0.0 0.0 0.0 0.0 0.0
06/14/2012 62 Beach Advisory 0.0 0.3 1.0 0.0 1.4
06/07/2012 10 Acceptable 0.0 0.0 0.0 0.2 0.2
05/31/2012 10 Acceptable 0.0 0.0 0.2 0.0 0.2
05/24/2012 10 Acceptable 1.0 0.0 0.2 1.4 2.6
05/17/2012 20 Acceptable 0.0 0.1 0.5 0.0 0.6

Entero Count (fecal indicator) and Rainfall Correlation

183 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 and processed at laboratories that aren't directly affiliated with Riverkeeper, using methods and study designs that are consistent with Riverkeeper's Hudson River and Citizen Testing programs.

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:

Site coordinator: Cody Hermann. Site sponsor: Empire Dragon Boat Team NYC. These samples are processed by Queens College (Gregory O'Mullan).

Agencies Responsible:

NYCDEP: 212-639-9675; NYSDEC Region 2: 718-482-4933

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