Notes:
Cayuga Lake Monitoring Event Graph

This bar graph reports the raw data for each location that was sampled as part of the monitoring event conducted on this date. To view results for individual water quality indicators, click-off other indicators in the legend at the bottom of the graph.

Event Results

Scroll down to view the event results for each monitoring location.

Location Analyte Value Units Remarks Location
Ithaca Sewage Outfall
(IASTP)
Turbidity 3.56 NTU Lab
Total Phosphorus (as P) 18.1 ug/L Lab
Total Coliform 1000.0 Colonies/100 ml TNTC - min. estimate Lab
Temperature 20.0 C Field
Specific Conductance 416.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 4.63 ug/L Exceeded 15 min. holding time for filtration Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.691 mg/L Lab
Hydrogen Ion (pH) 8.0 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 140.0 mg CaCO3/L Lab
E. Coli 10.0 Colonies/100 ml Lab
Dissolved Oxygen 9.7 mg/L Field
Chloride 47.7 mg/L Lab
Alkalinity 83.0 mg CaCO3/L Field
Cayuga Heights Sewage Outfall
(CHSTP)
Turbidity 11.64 NTU Lab
Total Phosphorus (as P) 34.5 ug/L Lab
Total Coliform 1000.0 Colonies/100 ml TNTC - min. estimate Lab
Temperature 19.0 C Field
Specific Conductance 422.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 5.97 ug/L Exceeded 15 min. holding time for filtration Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.605 mg/L Lab
Hydrogen Ion (pH) 8.0 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 140.0 mg CaCO3/L Lab
E. Coli 20.0 Colonies/100 ml Lab
Dissolved Oxygen 9.5 mg/L Field
Chloride 45.0 mg/L Lab
Alkalinity 100.0 mg CaCO3/L Field
Lake Source Cooling Outfall
(LSC)
Turbidity 3.03 NTU Lab
Total Phosphorus (as P) 20.4 ug/L Lab
Total Coliform 1000.0 Colonies/100 ml TNTC - min. estimate Lab
Temperature 20.0 C Field
Specific Conductance 431.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 5.37 ug/L Exceeded 15 min. holding time for filtration Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.748 mg/L Lab
Hydrogen Ion (pH) 7.5 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 150.0 mg CaCO3/L Lab
E. Coli 15.0 Colonies/100 ml Lab
Dissolved Oxygen 8.6 mg/L Field
Chloride 47.9 mg/L Lab
Alkalinity 82.0 mg CaCO3/L Field
Middle of Shallow Southern Shelf
(Shelf Control)
Turbidity 2.56 NTU Lab
Total Phosphorus (as P) 16.6 ug/L Lab
Total Coliform 1000.0 Colonies/100 ml TNTC - min. estimate Lab
Temperature 22.0 C Field
Sulfate 29.7 mg/L Method no longer certified. Certified method showed negative matrix interference. Lab
Strontium 0.18 mg/L Lab
Specific Conductance 419.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 3.73 ug/L Exceeded 15 min. holding time for filtration Lab
Solids, Total Dissolved 253.0 mg/L Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.651 mg/L Lab
MBAS (surfactants) 0.02 mg/L non-detect; Re-certification pending Lab
Kjeldahl Nitrogen, Total (as N) 0.475 mg/L Certification pending for replacement method Lab
Hydrogen Ion (pH) 7.5 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 133.0 mg CaCO3/L Lab
E. Coli 2.5 Colonies/100 ml non-detect Lab
Dissolved Oxygen 9.5 mg/L Field
Chloride 47.5 mg/L Lab
Chemical Oxygen Demand 10.0 mg/L non-detect Lab
Barium 0.05 mg/L non-detect Lab
Alkalinity 112.0 mg CaCO3/L Field
Middle of Lake Opposite Mouth of Salmon Creek (H)
(CLMSC-3 Deep)
Turbidity 0.82 NTU Lab
Total Phosphorus (as P) 5.4 ug/L Lab
Total Coliform 115.0 Colonies/100 ml Lab
Temperature 8.0 C Field
Sulfate 31.3 mg/L Method no longer certified. Certified method showed negative matrix interference. Lab
Strontium 0.185 mg/L Lab
Specific Conductance 438.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 5.15 ug/L Exceeded 15 min. holding time for filtration Lab
Solids, Total Dissolved 250.0 mg/L Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.96 mg/L Lab
MBAS (surfactants) 0.02 mg/L non-detect; Re-certification pending Lab
Kjeldahl Nitrogen, Total (as N) 0.218 mg/L Certification pending for replacement method Lab
Hydrogen Ion (pH) 7.5 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 150.0 mg CaCO3/L Lab
E. Coli 2.5 Colonies/100 ml non-detect Lab
Dissolved Oxygen 11.2 mg/L Field
Chloride 47.8 mg/L Lab
Chemical Oxygen Demand 10.0 mg/L non-detect Lab
Barium 0.05 mg/L non-detect Lab
Alkalinity 104.0 mg CaCO3/L Field
Middle of Lake Opposite Mouth of Salmon Creek (E)
(CLMSC-3 Shallow)
Turbidity 1.65 NTU Lab
Total Phosphorus (as P) 13.4 ug/L Lab
Total Coliform 35.0 Colonies/100 ml Lab
Temperature 18.0 C Field
Sulfate 31.4 mg/L Method no longer certified. Certified method showed negative matrix interference. Lab
Strontium 0.186 mg/L Lab
Specific Conductance 420.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 2.24 ug/L Exceeded 15 min. holding time for filtration Lab
Solids, Total Dissolved 250.0 mg/L Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.719 mg/L Lab
MBAS (surfactants) 0.02 mg/L non-detect; Re-certification pending Lab
Kjeldahl Nitrogen, Total (as N) 0.614 mg/L Certification pending for replacement method Lab
Hydrogen Ion (pH) 7.5 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 139.0 mg CaCO3/L Lab
E. Coli 2.5 Colonies/100 ml non-detect Lab
Dissolved Oxygen 8.7 mg/L Field
Chloride 46.1 mg/L Lab
Chemical Oxygen Demand 10.0 mg/L non-detect Lab
Barium 0.05 mg/L non-detect Lab
Alkalinity 120.0 mg CaCO3/L Field
Cayuga Lake North of Myers Point (H)
(CLMSC-2 Deep)
Turbidity 1.29 NTU Lab
Total Phosphorus (as P) 10.6 ug/L Lab
Total Coliform 475.0 Colonies/100 ml Lab
Temperature 8.0 C Field
Specific Conductance 434.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 6.87 ug/L Exceeded 15 min. holding time for filtration Lab
Nitrate-+Nitrite-Nitrogen (as N) 1.042 mg/L Lab
Hydrogen Ion (pH) 7.0 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Hardness, Total 142.0 mg CaCO3/L Lab
E. Coli 2.5 Colonies/100 ml non-detect Lab
Dissolved Oxygen 11.3 mg/L Field
Chloride 49.5 mg/L Lab
Alkalinity 115.0 mg CaCO3/L Field
Cayuga Lake near Mouth of Salmon Creek
(CLMSC-1)
Turbidity 1.52 NTU Lab
Total Phosphorus (as P) 13.1 ug/L Lab
Total Coliform 100.0 Colonies/100 ml Lab
Specific Conductance 418.0 uS/cm Lab
Soluble Reactive Phosphorus (as P) 2.69 ug/L Exceeded 15 min. holding time for filtration Lab
Nitrate-+Nitrite-Nitrogen (as N) 0.665 mg/L Lab
Hardness, Total 130.0 mg CaCO3/L Lab
E. Coli 2.5 Colonies/100 ml non-detect Lab
Chloride 49.3 mg/L Lab
Cayuga Lake North of Myers Point (E)
(CLMSC-2 Shallow)
Temperature 18.0 C Field
Hydrogen Ion (pH) 7.5 Unitless (negative logarithm of H ion concentration) Not Certifiable Field
Dissolved Oxygen 8.1 mg/L Field
Alkalinity 87.0 mg CaCO3/L Field