Stony Clove near Phonecia (01362380) 100 Trend: 5.1 eq L -1 yr -1 p - PowerPoint PPT Presentation

160 in microequivalents per liter Hollow Tree Brook (01362342) 140 Trend: 3.0 µ eq L -1 yr -1 120 p < 0.01 100 Nitrate, 80 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007 120 in microequivalents per liter Stony Clove near Phonecia (01362380) 100 Trend: 5.1 µ eq L -1 yr -1 p < 0.01 80 Nitrate, 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007

~ Catskill Stream Survey: ANC (N=180) Acid Neutralizing Capacity -14 - 33 c=J 87 - 96 c=J 34 - 51 c:=J 97 - 106 D 52 - 63 - 1 07 -11 6 D 4 D 64 - 7 111 - 1 38 D 75 - 86 D 1 39 - 306

~ EXPLANATION TIMBER - STAND - L___j IMPROVEMENT CUT f:_:::·::·.:;·::J CLEARCUT • STREAM-WATER SITE WATERSHED BOUNDARY - HARVEST BOUNDARY 0 500 METERS I I I I I 0 1000 1500 FEET 500

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197 - ~ ~ 195 ,~ 100 - dc57 80 - 60 - --€r- 1996 ~ 40 - ----..-1998 -------1999 --e--2000 20 - 0 100 80 sc20 60 40 >- +-' 40 - 20 - 80 _ cl25 60 - 40 - 20 -

Indicators of Climate Change: 45 44 43 Annual Mean Air Temp. ( o F) 42 41 40 39 Warmed by 3.9 o F since 1962 38 37 36 35 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010 Year

Biscuit Brook NTN Site (NY68) 250 y = 1.6415x - 3134.1 R 2 = 0.2223 Annual Precipitation (cm.) 200 150 100 50 0 1980 1985 1990 1995 2000 2005 2010

70,000 60,000 Annual peak discharge, in cubic feet per second 100-year 50,000 50-year flood 40,000 30,000 10-year flood 20,000 10,000 0 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 Water Year Beaver Kill at Cooks Falls, NY 100-year flood 50-year flood 10-year flood 10 year weighted moving average

Phoenicia

160 in microequivalents per liter Hollow Tree Brook (01362342) 140 Trend: 3.0 µ eq L -1 yr -1 120 p < 0.01 100 Nitrate, 80 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007 120 in microequivalents per liter Stony Clove near Phonecia (01362380) 100 Trend: 5.1 µ eq L -1 yr -1 p < 0.01 80 Nitrate, 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007

(Macroinvertebrate data from the NYSDEC Stream Biomonitoring Unit)

(Macroinvertebrate data from the NYSDEC Stream Biomonitoring Unit)

160 in microequivalents per liter Hollow Tree Brook (01362342) 140 120 100 Nitrate, 80 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 120 in microequivalents per liter Stony Clove near Phonecia (01362380) 100 80 Nitrate, 60 40 20 0 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

(Macroinvertebrate data from the NYSDEC Stream Biomonitoring Unit)