c : % Samples Achieving EPA Safe Swimming Guideline Samples collected by watershed residents, Ashokan Center staff, and Marbletown CAC members Samples processed by Riverkeeper Results are based on 13-53 samples per site, collected from May-October, 2011-2018 EPA's recommended Beach Action Value (BAV) is a guideline for day-to-day beach management

Marbletown- seepage 39% 61%

Marbletown- Little Beaver Kill source waters 17% 83%

Marbletown- Tongore Creek tributary 50% 50%

Marbletown- Mill Pond swim and boat access 29% 71%

Marbletown-Tongore Park swimming beach 37% 63%

Marbletown- Fording Place Road fishing access 46% 54%

Hurley- Route 209 fishing access 48% 52%

Hurley- Wyncoop Rd Bridge Fire Dept intake 47% 53%

Kingston- Washington Avenue Bridge boat launch 35% 65%

Lincoln Park- Orlando Park 51% 49%

Lake Katrine- Sawkill Creek tributary 67% 33%

Lake Katrine- Leggs Mill Bridge 54% 46%

Lake Katrine- tributary 53% 47%

Mt Marion- USGS Streamgage 42% 58%

Saugerties Village Beach 30% 70%

Saugerties- Cantines Island beach 62% 38%

Esopus Creek Entrance 37% 63%

% Beach Advisory (>60 cells/100 mL) % Acceptable (0-60 cells/100 mL) 2/8/19 c Esopus Creek: Geometric Means of Enterococcus Counts Samples collected by watershed residents Ashokan Center staff, and Marbletown CAC members Samples processed by Riverkeeper Results are based on 11-27 samples per site, collected from May-October, 2011-2018 The geometric mean (geomean) is a weighted long-term average.

Marbletown- Ashokan Reservoir seepage 43 Marbletown- Little Beaver Kill source waters 14 Marbletown- Tongore Creek tributary 50 Marbletown- Mill Pond swim and boat access 21 Marbletown-Tongore Park swimming beach 44 Marbletown- Fording Place Road fishing access 72 Hurley- Route 209 fishing access 103 Hurley- Wyncoop Rd Bridge Fire Dept intake 67 Kingston- Washington Avenue Bridge boat launch 47 Lincoln Park- Orlando Park 77 Lake Katrine- Sawkill Creek tributary 107 Lake Katrine- Leggs Mill Bridge 72 Lake Katrine- Plattekill Creek tributary 73 Mt Marion- USGS Streamgage 56 Saugerties Village Beach 32 Saugerties- Cantines Island beach 92 Esopus Creek Entrance 36

0 20406080100120 Entero Count (cells/100 mL)

Geomean (Gray = Tributary, Blue = Tidal) EPA Geomean Criterion (30 cells/100 mL) 2/8/19 c Entero Count (cells/100 mL) 100 150 200 250 300 50 0 35 10-31 samples samples per site 10-31 3-25 samples samples 3-25 per site LITTLE BEAVER KILL Wet weather: weather: Wet Dry weather: Dry weather:

MILL POND

The geometric mean(geomean) a is Samples collected by watershed residents, Ashokan Center staff, and Marbletown CAC members CAC Marbletown and staff, Center Ashokan residents, watershed by collected Samples Wet weather is defined as greater than orequal 0.25"to of Samples processed by Riverkeeper processed by Samples Results are based on 13-53 samples per si samples per 13-53 based on Results are Esopus Creek: Geometric Means of Means Geometric Creek: Esopus Wet Weather (0.25"+ rain) (0.25"+ Weather Wet 30 25

TONGORE BEACH

FORDING PLACE weighted long-term average

ROUTE 209 te, collected from May-October, 2011-2018 20 Dry Weather (<0.25" rain) Miles Upstream frommouth

WYNCOOP RD Enterococcus total rainfall on the day of sampling plus three prior days 15

WASH. AVE onsi e r Weather & Dry Wet Counts in

ORLANDO PARK 10 EPA Geomean CriterionEPA Geomean

LEGGS MILL BRIDGE 5 USGS STREAMGAGE

VILLAGE BEACH

4/30/19 CANTINES BEACH 0 CREEK ENTRANCE Esopus Creek Enterococcus Monitoring Results Year-by-Year Comparison, 2012-2018 Samples collected by watershed residents, Ashokan Center staff, and Marbletown CAC members Samples processed by Riverkeeper Results are based on 49-90 samples per year, collected from May-October, 2012-2018. Several sampling locations were added in 2015, and others may have changed slightly from year to year The geometric mean (geomean) is a weighted long-term average Wet weather is defined as greater than or equal to 0.25" of total rainfall on the day of sampling plus three prior days

2012 35% 65%

2013 26% 74%

2014 36% 64%

2015 19% 81%

2016 47% 53%

2017 63% 37%

2018 66% 34%

% Beach Advisory (>60) % Acceptable (0-60)

2012 38 2013 27 2014 44 2015 23 2016 59 2017 95 2018 148 Geometric Mean EPA Geometric Mean Criterion

80% 160 70% 140 60% 120 50% 100 40% 80 30% 60 20% 40 10% 20

Percentage of Samples 0% 0 Classified as "Wet Weather"

2012 2013 2014 2015 2016 2017 2018 (cells/100 Count mL) Entero % Samples Classified as 'Wet Weather' Geometric Mean (All Non-tidal Sites) 4/29/2019 Enterococcus Monitoring Results: Watershed Snapshot Enterococcus is an indicator of fecal contamination. Bars show the geometric mean, a weighted average, of all non-tidal samples. Results are from 14-937 samples collected May-October, 2010-2018. Date ranges vary by watershed. Samples were collected and processed by a network of community scientists and labs.

Upper Hudson River 33

Mohawk River 54

Poesten Kill 83

Wynants Kill 246

Quackenderry Creek 506

Mill Creek 323

Moordener Kill 221

Catskill Creek 47

Roeliff Jansen Kill 27

Sawyer Kill 235

Esopus Creek 53

Saw Kill 38

Rondout Creek 170

Wallkill River 502

Quassaick Creek 321

Pocantico River 385

Sparkill Creek 779

Saw Mill River 369

Bronx River 420

0 200 400 600 800 1000

Entero Count (cells/100 mL)

Geometric Mean EPA Threshold (30 cells/100 mL)