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

Site 23 - Esopus Creek near Allaben - ESPALLAB - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 42.116905 Longitude(dd): -74.380218 Watershed Area: 163.4 km2 ------------------------------------------------------------------------------------------------ West of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.01% 2.95% 96.82% 0.22% 0.54% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 919 1035 Population Density (ind./km2) 5.63 6.33 -------------------------------------------------------------------------------------------------   2000 2001 2002 # of SPDES Dischargers 3 3 3 Total Annual Volume (normalized for watershed area) 0.12 cm 0.09 cm 0.10 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 08AUG00 1.6891 08AUG00 1.6891 2001 11JUL01 0.8957 11JUL01 0.8957 2002 26JUN02 2.1374 26JUN02 2.1374 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.8   7   7.3   ALKL 16   16   14   COND 57   71   60   CA 5.5   .   .   MG 1.1   1.3   1.2   NA 3.4   4.6   3.9   K 0.3 B 0.3   0.3 B CL 4.4   7   5.2   SO4 5.4   4.9   5.9   NH4N 0.008 B 0.007 B 0.012   NO3N 0.07   0.1   0.07   ORGN 0.04   0.03   0.03   SKN 0.05 B 0.03   0.04 B TKN 0.08 B 0.03   0.06 B SRP 0.006   0.007   0.005   TDP 0.007 B 0.007 B 0.006 B TP 0.008 B 0.007 B 0.008 B DOC 851   752   1035   BDOC .   41   296   TSS 8.2   1.3   1.7   TSS05 7.5   1.3   1.4   TSS10 0.6   0.2   0.2   TSS20 0.1   0.3 B 0.5   VSS 4.3   0.2 B 0.5   VSS05 4   0.3 B 0.4 B VSS10 0.2   0.07   0.06 B VSS20 0.04   0.1 B 0.2     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 08AUG00 1.6891 2001 13JUL01 0.7677 21FEB01 2.8565 2002 24JUN02 2.7281 13FEB02 4.4135 2003     28JAN03 . 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 0.001 E 0.0003 E 0.0007 E 0.0005 E 0.009 E PHE 0.0016 E 0.002 E 0.0012 E 0.0016 E 0.0019 E 0.008 E ANT 0.0003 E 0.0005 E 0.0018 E 0.0004 E 0.0013 E 0.005 E 2MP 0.0008 E 0.001 E 0.0011 E 0.002 E 0.008 E 0.006 E 1MP 0.0003 E 0.0005 E 0.0002 E 0.00018 E 0.004 E 0.006 E FLR 0.0017 E 0.0008 E 0.0012 E 0.0011 E 0.005 E 0.005 E PYR 0.0005 E 0.0006 E 0.002 E 0.0006 E 0.02 E 0.005 E BAA 0.007 E 0.0009 E 0.0005 E 0.0011 E 0.0004 E 0.006 E CHR 0.0003 E 0.0005 E 0.0002 E 0.0009 E 0.0003 E 0.004 E BBF 0.004   0.0002 E 0.00018 E 0.00003 E 0.0003 E 0.007 E BKF 0.002   0.00015 E 0.00011 E 0.0003 E 0.0005 E 0.006 E BAP 0.003 E 0.00018 E 0 NE 0.0003 E 0.0004 E 0.008 E HHCB 0.003   0.004   0.003 E 0.003 E 0.003 E 0.006 E AHTN 0.01   0.006   0.002 E 0.0016 E 0.003 E 0.007 E CAF 0.00019 E 0.003   0.0009 E 0.0008 E 0.004 E 0.016   bCOP 0.01   0.003   0.002 E 0.0003 E 0.009 E 0.009 E EPI 0.017 E 0.0003 NE 0.001 E 0.009 E 0.0007 E 0.012   CHO 0.5   0.07   0.2   0.1   0.5   0.1   aCOP 0.08 E 0.008   0.04   0.04   0.08   0.03   aONE 0.008 E 0.009 E 0.003 E 0.0006 E 0.011   0.02 E bONE 0.006 E 0.008 E 0.005 E 0.003 E 0.017   0.02   SNOL 0.04   0.011   0.012   0.06 E 0.04   0.03     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition