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

Site 14 - Platt Kill at Dunraven - EBDPLATT - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 42.132560 Longitude(dd): -74.695428 Watershed Area: 90.7 km2 ------------------------------------------------------------------------------------------------ West of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.00% 23.38% 76.52% 0.10% 0.37% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 537 794 Population Density (ind./km2) 5.92 8.75 -------------------------------------------------------------------------------------------------   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 0.3575 07SEP00 0.3575 2001 10JUL01 0.4630 10JUL01 0.4630 2002 11JUN02 2.4747 11JUN02 2.4747 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.9   7   7.9   ALKL 26   27   17   COND 93   106   62   CA 9.1   .   .   MG 2.1   2.2   1.5   NA 5.3   7.3   3.3   K 0.7   0.8   0.4   CL 6   11   3.5   SO4 6.4   6.1   4.5   NH4N 0.007 B 0.01   0.004 B NO3N 0.1   0.2   0.05   ORGN 0.03   0.09   0.09   SKN 0.04 B 0.1   0.1 B TKN 0.07 B 0.2   0.2   SRP 0.012   0.016   0.009   TDP 0.013   0.014   0.01   TP 0.015   0.018   0.017   DOC 1350   1395   1885   BDOC .   . V 280   TSS 0.4 B 1.2 B 4.9   TSS05 0.3 B 0.8   1.9   TSS10 0.02 B 0.2 B 0.7   TSS20 0.06   0.4   1.3   VSS 0.2 B 0.6   1.4   VSS05 0.1 B 0.4   0.6   VSS10 0 B 0.07   0.2   VSS20 0.02   0.1 B 0.4     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 11OCT00 0.4997 --- --- 2001 12JUL01 0.3913 --- --- 2002 11JUN02 2.4747 --- --- 2003     --- --- Data Table - Methodology   2000(SB) QUAL 2001(WB) QUAL 2001(SB) QUAL 2002(WB) QUAL 2002(SB) QUAL 2003(WB) QUAL FLU 0.0004 E .   0.0005 E .   0.003 E .   PHE 0.0007 E .   0.0016 E .   0.003 E .   ANT 0 NE .   0.003 E .   0.001 E .   2MP 0 NE .   0.0015 E .   0.0017 E .   1MP 0 NE .   0.0002 E .   0.008 E .   FLR 0.0003 E .   0.0003 E .   0.003 E .   PYR 0 NE .   0.0003 E .   0.002 E .   BAA 0 NE .   0.0002 E .   0.002 E .   CHR 0.0004   .   0.0003 E .   0.0015 E .   BBF 0 NE .   0.0003 E .   0.0017 E .   BKF 0 NE .   0.0002 E .   0.0016 E .   BAP 0 NE .   0.00013 E .   0.0015 E .   HHCB 0.003   .   0.005 E .   0.006 E .   AHTN 0.0016 E .   0.003 E .   0.008 E .   CAF 0 NE .   0.005 E .   0.005 E .   bCOP 0.013   .   0.03   .   0.03   .   EPI 0 NE .   0.0017 E .   0.01   .   CHO 0.2   .   0.3   .   0.6   .   aCOP 0.04   .   0.04   .   0.1   .   aONE 0.006 E .   0.005 E .   0.03 E .   bONE 0 NE .   0.015 E .   0.03   .   SNOL 0.03 E .   0.02   .   0.07   .     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition