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

Site 15 - Tremper Kill near Andes - EBDTREMP - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 42.126101 Longitude(dd): -74.811702 Watershed Area: 77.8 km2 ------------------------------------------------------------------------------------------------ West of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.19% 35.67% 53.54% 0.61% 1.28% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 651 656 Population Density (ind./km2) 8.37 8.43 -------------------------------------------------------------------------------------------------   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 0.3066 07SEP00 0.3066 2001 08AUG01 0.1314 10JUL01 0.1314 2002 12JUN02 2.1409 11JUN02 2.1409 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.9   7.8   7.1   ALKL 23   23   18   COND 102   109   71   CA 8.4   .   .   MG 2.3   2.4   1.8   NA 6.6   7.6   4   K 0.8   1.1   0.5   CL 11   15   5.3   SO4 7.5   7   4.9   NH4N 0.01 B 0.017   0.005 B NO3N 0.1   0.1   0.2   ORGN 0.07   0.1   0.1   SKN 0.08 B 0.1   0.1   TKN 0.1   0.2   0.2   SRP 0.009   0.008   0.007   TDP 0.012   0.014   0.009 B TP 0.014   0.018   0.019   DOC 1664   1534   1961   BDOC .   440   288   TSS 0.6 B 1.7   5.8   TSS05 0.4 B 1.4   2.3   TSS10 0.03 B 0.2 B 1.4   TSS20 0.1   0.2 B 1.2   VSS 0.3   0.7   1.7   VSS05 0.3 B 0.5   0.9   VSS10 0.03 B 0.06 B 0.3   VSS20 0.03   0.08 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 26JUL00 0.4659 --- --- 2001 09AUG01 0.1217 --- --- 2002 11JUN02 2.1221 --- --- 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 HE .   0 NE .   0.002 E .   PHE 0.0019 HE .   0.0008 HE .   0.003 E .   ANT 0.0002 E .   0.0003 HE .   0.0005 E .   2MP 0.004 HE .   0.0006 HE .   0.0013 E .   1MP 0.00013 HE .   0.00011 HE .   0.0018 E .   FLR 0.0009 HE .   0.0005 HE .   0.001 E .   PYR 0.0005 HE .   0.0003 HE .   0.0006 E .   BAA 0.0008   .   0.0005 HE .   0.0005 E .   CHR 0.0004 HE .   0.00015 HE .   0.0004 E .   BBF 0.002 HE .   0.0002 HE .   0.0003 E .   BKF 0.0012 HE .   0.0002 HE .   0.0013 E .   BAP 0.0014 HE .   0.00018 HE .   0.0004 E .   HHCB 0.003   .   0.0009 HE .   0.006 E .   AHTN 0.001 HE .   0.002 HE .   0.011 E .   CAF 0.006 HE .   0.0007 HE .   0.002 E .   bCOP 0.05 HE .   0.01 HE .   0.008 E .   EPI 0.017 HE .   0.003 HE .   0.0013 E .   CHO 1.5 HE .   0.5   .   0.2   .   aCOP 0.3 HE .   0.06   .   0.05   .   aONE 0.07 HE .   0.008 HE .   0.005 E .   bONE 0.1 HE .   0.016   .   0.003 E .   SNOL 0.2 HE .   0.02   .   0.05   .     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition