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Water Quality Monitoring in the Source Water Areas for NYC PHASE I Monitoring Sites

Site 1 - West Branch Delaware River near Stamford - WBDSTAMF - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 42.427723 Longitude(dd): -74.617441 Watershed Area: 5.9 km2 ------------------------------------------------------------------------------------------------ West of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.00% 43.67% 55.51% 0.82% 1.35% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 61 58 Population Density (ind./km2) 10.39 9.95 -------------------------------------------------------------------------------------------------   2000 2001 2002 # of SPDES Dischargers 0 0 0 Total Annual Volume (normalized for watershed area) 0.00 cm 0.00 cm 0.00 cm Ions, Nutrients, DOC/BDOC, and Particulates - click here for abbreviations/units Sampling Dates and Discharge (Q) - Realtime Flow Monitoring   Ions/Nutr & DOC/BDOC Organic Particles Date Q - m3/s Date Q - m3/s 2000 07SEP00 0.0177 07SEP00 0.0177 2001 07AUG01 0.0099 07AUG01 0.0099 2002 13JUN02 0.1356 13JUN02 0.1356 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.5   6.6   7.2   ALKL 26   30   19   COND 78   86   63   CA 9.3   .   .   MG 1.8   1.9   1.3   NA 3.1   3.3   2.6   K 0.6   0.6   0.3 B CL 3   4.5   4.7   SO4 5.5   4.7   4.5   NH4N 0.006 B 0.007 B 0.004 B NO3N 0.1   0.2   0.06   ORGN 0.09   0.09   0.1   SKN 0.1 B 0.1   0.1   TKN 0.09 B 0.1   0.2   SRP 0.01   0.015   0.007   TDP 0.012   0.017   0.008 B TP 0.015   0.02   0.017   DOC 2217   1852   2182   BDOC .   . V 350   TSS 1.3 B 3.1   4.4   TSS05 0.6 B 1.7   1.9   TSS10 0.1   0.5   0.9   TSS20 0.5   1   1.3   VSS 0.5   0.9   1.3   VSS05 0.3 B 0.5   0.4   VSS10 0.05 B 0.1   0.2   VSS20 0.2   0.3   0.5   Molecular Tracer Analysis - click here for abbreviations/units Sampling Dates and Discharges (Q) - Realtime Flow Monitoring   Summer Baseflow Winter Baseflow Date Q - m3/s Date Q - m3/s 2000 26JUL00 0.0224 --- --- 2001 08AUG01 0.0087 07FEB01 0.0579 2002 10JUN02 0.1612 04FEB02 0.2535 2003     04JAN03 0.938 Data Table - Methodology   2000(SB) QUAL 2001(WB) QUAL 2001(SB) QUAL 2002(WB) QUAL 2002(SB) QUAL 2003(WB) QUAL FLU 0.0012 E 0.0003 HE 0.0015 HE 0.002 E 0.0018 E 0 NE PHE 0.004 E 0.0008 HE 0.004 HE 0.003 E 0.003 E 0.01 E ANT 0.004 E 0 NE 0.0007 HE 0.009 E 0.0003 E 0 NE 2MP 0.0016   0.0015 HE 0.001 HE 0.002 E 0.0015 E 0.04   1MP 0.0007   0.00015 HE 0.0002 HE 0.0009 E 0.0005 E 0.03   FLR 0.003 E 0.0006 HE 0.0006 HE 0.0018 E 0.002 E 0.03   PYR 0.003   0 NE 0.0004 HE 0.002 E 0.0013 E 0.1   BAA 0.006 E 0.0005 HE 0.0015 HE 0.0008 E 0.001 E 0.006 E CHR 0.004 E 0.00015 HE 0.0005 HE 0.0006 E 0.0011 E 0 NE BBF 0.0011 E 0 NE 0.0004 HE 0.0008 E 0.0012 E 0 NE BKF 0.0011 E 0 NE 0.0004 HE 0.0007 E 0.0013 E 0 NE BAP 0.0012   0.0008   0.0004 HE 0.001 E 0.0009 E 0 NE HHCB 0.004   0.003   0.002 HE 0.012   0.003 E 0.005 E AHTN 0.003 E 0.012 HE 0.004 HE 0.003 E 0.006 E 0 NE CAF 0.004 E 0 NE 0.0012 HE 0.003 E 0.01   0.0011 E bCOP 0.01   0.013   0.002 HE 0.04   0.007 E 0.005 E EPI 0.008   0 NE 0.0003 HE 0.01   0.004 E 0.007 E CHO 0.5   0.2   0.4   0.2   0.4   0.1   aCOP 0.07 E 0.03   0.04   0.06   0.1   0.03   aONE 0.02 E 0.005   0.008   0.008 E 0.02   0 NE bONE 0.03   0.016 HE 0.007   0.02   0.03   0 NE SNOL 0.08   0.05   0.03   0.08   0.1   0.03     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition