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

Site 38 - West Branch Croton River near Kent Cliffs - WBCKENTC - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 41.449613 Longitude(dd): -73.734348 Watershed Area: 58.2 km2 ------------------------------------------------------------------------------------------------ East of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 1.16% 2.00% 89.06% 6.21% 8.49% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 3453 3710 Population Density (ind./km2) 59.38 63.81 -------------------------------------------------------------------------------------------------   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 21AUG00 0.2423 21AUG00 0.2423 2001 22AUG01 0.1200 22AUG01 0.1200 2002 31JUL02 0.0488 31JUL02 0.0488 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.8   7.6   6.8   ALKL 36   36   34   COND 190   233   235   CA 12   .   .   MG 4.5   4.7   4.9   NA 17   23   22   K 0.9   1.1   1   CL 29   43   43   SO4 9.6   7.2   11   NH4N 0.05   0.1   0.05   NO3N 0.05   0.05   0.1   ORGN 0.2   0.2   0.2   SKN 0.3   0.4   0.3   TKN 0.3   0.5   0.3   SRP 0.002 B 0.001 B 0.002 B TDP 0.005 B 0.004 B 0.005 B TP 0.014   0.02   0.014   DOC 4662   3915   5477   BDOC .   264   993   TSS 27   12   8.9   TSS05 25   6.8   6.8   TSS10 2.4   0.4   0.3   TSS20 0.5   1.1   0.4   VSS 8.4   4.5   2   VSS05 7.5   2.8   2.2   VSS10 0.7   0.1   0.08   VSS20 0.1   0.4   0.1     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 21AUG00 0.2423 2001 23AUG01 0.1034 --- --- 2002 31JUL02 0.0488 --- --- 2003     --- --- Data Table - Methodology   2000(SB) QUAL 2001(WB) QUAL 2001(SB) QUAL 2002(WB) QUAL 2002(SB) QUAL 2003(WB) QUAL FLU 0.001 HE .   0.0016 HE .   0.0013 E .   PHE 0 NE .   0.003 HE .   0.005 E .   ANT 0 NE .   0.0004 HE .   0.0019 E .   2MP 0 NE .   0.03 HE .   0.0017 E .   1MP 0.003 HE .   0.012 HE .   0.0008 E .   FLR 0.003 HE .   0.003 HE .   0.011 E .   PYR 0.0017   .   0.0014 HE .   0.007 E .   BAA 0.002 HE .   0.0008 HE .   0.004   .   CHR 0.0007 HE .   0.0004 HE .   0.003   .   BBF 0 NE .   0.0002 E .   0.005 E .   BKF 0.0014   .   0.00019 E .   0.005 E .   BAP 0.0014 HE .   0.0003 E .   0.004 E .   HHCB 0.006   .   0.005 HE .   0.006 E .   AHTN 0 NE .   0.006 HE .   0.014 E .   CAF 0 NE .   0.006 HE .   0.005 E .   bCOP 0.009 HE .   0.01 HE .   0.02   .   EPI 0 NE .   0.003 HE .   0.02   .   CHO 0.5 HE .   0.3   .   1.8   .   aCOP 0.06 HE .   0.05   .   0.1   .   aONE 0.02 HE .   0.015   .   0.03   .   bONE 0.03 HE .   0.02   .   0.1   .   SNOL 0.05 HE .   0.014   .   0.07   .     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition