Return to EOH Site Map

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

Site 34 - Haviland Hollow Brook at Haviland Hollow - EBCHAVIL - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 41.494381 Longitude(dd): -73.546416 Watershed Area: 25.1 km2 ------------------------------------------------------------------------------------------------ East of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.90% 3.52% 94.57% 0.57% 4.52% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 1112 1419 Population Density (ind./km2) 44.21 56.45 -------------------------------------------------------------------------------------------------   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 0.1047 21AUG00 0.1047 2001 21AUG01 0.0569 21AUG01 0.0569 2002 16JUL02 0.0151 16JUL02 0.0151 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.6   7.6   8   ALKL 42   49   58   COND 146   182   222   CA 13   .   .   MG 4.7   5.8   6.7   NA 8   9.1   13   K 1.3   2.3   2.2   CL 12   16   25   SO4 9.5   14   9   NH4N 0.005 B 0.008 B 0.006 B NO3N 0.2   0.3   0.5   ORGN 0.1   0.2   0.1   SKN 0.1   0.2   0.1   TKN 0.1   0.3   0.2   SRP 0.005   0.002 B 0.005   TDP 0.006 B 0.005 B 0.006 B TP 0.007 B 0.02   0.008 B DOC 2673   3695   1839   BDOC .   273   211   TSS 15   5.6   0.9 B TSS05 8.9   4.6   1   TSS10 5.2   0.5   0.2 B TSS20 0.9   1.1   0.3 B VSS 4.4   1.9   0.4   VSS05 2.7   1.8   0.4   VSS10 1.6   0.2   0.05 B VSS20 0.1   0.4   0.08 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 0.1047 2001 22AUG00 0.0519 --- --- 2002 15JUL02 0.0197 --- --- 2003     --- --- Data Table - Methodology   2000(SB) QUAL 2001(WB) QUAL 2001(SB) QUAL 2002(WB) QUAL 2002(SB) QUAL 2003(WB) QUAL FLU 0.003   .   0.0013 E .   0.0007 E .   PHE 0.014   .   0.009 E .   0.004 E .   ANT 0.014   .   0.002 E .   0.0014 E .   2MP 0.0014   .   0.0011 E .   0.0008 E .   1MP 0.0008   .   0.0005 E .   0.0004 E .   FLR 0.03   .   0.01 E .   0.007 E .   PYR 0.019   .   0.006 E .   0.003 E .   BAA 0.011   .   0.002 E .   0.0006 E .   CHR 0.009 HE .   0.003 E .   0.002 E .   BBF 0.009 HE .   0.003 E .   0.003 E .   BKF 0.008 HE .   0.003 E .   0.002 E .   BAP 0.011 HE .   0.003 E .   0.002 E .   HHCB 0.002   .   0.0014 E .   0.0016 E .   AHTN 0.008   .   0.003 E .   0.003 E .   CAF 0 NE .   0.0016 E .   0.018   .   bCOP 0.014 HE .   0.007 E .   0.016   .   EPI 0 NE .   0.0012 E .   0.003 E .   CHO 0.3 HE .   0.4   .   0.4   .   aCOP 0.06 HE .   0.04   .   0.08   .   aONE 0.018 HE .   0.007 E .   0.01   .   bONE 0 NE .   0.008   .   0.4   .   SNOL 0.05 HE .   0.03   .   0.2   .     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition