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

Site 33 - Leetown Stream near Farmers Mills - WBCLEETN - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 41.502004 Longitude(dd): -73.744515 Watershed Area: 8.4 km2 ------------------------------------------------------------------------------------------------ East of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 1.95% 4.63% 90.14% 1.61% 8.19% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 992 1045 Population Density (ind./km2) 117.65 123.91 -------------------------------------------------------------------------------------------------   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 0.0351 21AUG00 0.0351 2001 22AUG01 0.0174 22AUG01 0.0174 2002 16JUL02 0.0051 16JUL02 0.0051 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 8.3   7.9   8   ALKL 112   128   111   COND 387   414   441   CA 32   .   .   MG 14   17   17   NA 27   25   33   K 1.4   2.1   1.6   CL 46   50   67   SO4 8.9   11   9.2   NH4N 0.006 B 0.006 B 0.012   NO3N 0.1   0.3   0.3   ORGN 0.4   0.2   0.2   SKN 0.4 Q 0.2   0.2   TKN 0.2 Q 0.2   0.3   SRP 0.005   0.002 B 0.005   TDP 0.006 B 0.007 B 0.01   TP 0.011   0.011   0.013   DOC 2981   2134   2739   BDOC .   265   887   TSS 11   2   26   TSS05 9.2   1.4   2.5   TSS10 1.4   0.7   0.4   TSS20 0.06   0.5   0.07 B VSS 2.8   0.6   6   VSS05 2.4   0.5   1   VSS10 0.4   0.1   0.09   VSS20 0.014   0.1 B 0.03 B   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 0.0351 2001 23AUG00 0.0150 07MAR01 0.0182 2002 15JUL02 0.0066 21FEB02 0.0477 2003     11FEB03 . 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 0.0005 E 0.0005 E 0.003 E 0.004 E 0.016   PHE 0.0017   0.0017 E 0.0011 E 0.003 E 0.018   0.02   ANT 0.0004 HE 0.0008   0.00008 E 0.0006 E 0.008 E 0.005 E 2MP 0.0014 HE 0.0017 E 0.0005 E 0.006 E 0.2   0.02 E 1MP 0.00017 HE 0.0004 E 0.002 E 0.0003 E 0.1   0.0009 E FLR 0.0011 HE 0.0018 E 0.0005 E 0.0018 E 0.1   0.002 E PYR 0.0005 HE 0.0008   0.0003 E 0.0015 E 0.6   0.0015 E BAA 0.002 HE 0.0006 E 0.0004 E 0.0006 E 0.016   0.0003 E CHR 0.0002 HE 0.0006 E 0.001 E 0.0007 E 0.013 E 0.0006 E BBF 0.00007 HE 0.0006 E 0.00006 E 0.0008 E 0.014 E 0.0006 E BKF 0.00002 HE 0.0006   0.00003 E 0.0009 E 0.017   0.0006 E BAP 0.0003 HE 0.0007 E 0.0002 E 0.0007 E 0.014   0.0003 E HHCB 0.002 HE 0.005   0.0016 E 0.005 E 0.015   0.003 E AHTN 0.0004 HE 0.007   0.002 E 0.0016 E 0.03   0.003 E CAF 0.002 HE 0.007 E 0.0006 E 0.004 E 0.018   0.005 E bCOP 0.016 HE 0.007   0.01 E 0.006 E 0.06   0.04   EPI 0.005 HE 0.007   0.0009 E 0.003 E 0.04   0.005 E CHO 0.7 HE 0.1   0.5   0.4   1.6   0.3   aCOP 0.1 HE 0.04 E 0.1   0.1   0.3   0.06   aONE 0.02 HE 0.006   0.008   0.017 E 0.07   0.02 E bONE 0.019 HE 0.014   0.008   0.02   0.1 E 0.06   SNOL 0.1 HE 0.03   0.04   0.07   0.2   0.04     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition