Synoptic Monitoring Event on May 23, 2024
for Sheldrake Creek under Base Flow conditions
Notes: Event Time = Time of sampling (Eastern Time) at stream mouth (Sheldrake Creek Mouth); Thunderstorm last night. Water flow slightly more than yesterday.
Sheldrake Creek 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 |
|---|---|---|---|---|---|
|
Sheldrake Creek at 96a (SHC96a) |
Turbidity | 2.6 | NTU | Field blank failed marginally for turbidity (FB=0.15 NTU). Turbidity results may be biased high. Criterion is <0.1 NTU. | Lab |
| Total Phosphorus (as P) | 26.0 | ug/L | Lab | ||
| Temperature | 19.0 | C | Field | ||
| Specific Conductance | 391.0 | uS/cm | Field blank failed marginally for conductivity (FB=1.0 uS/cm). Conductivity results may be biased high. Criterion is <1.0 uS/cm. | Lab | |
| Soluble Reactive Phosphorus (as P) | 9.86 | ug/L | Exceeded 15 min. holding time for filtration | Lab | |
| Solids, Total Suspended | 4.33 | mg/L | Lab | ||
| Nitrate-+Nitrite-Nitrogen (as N) | 0.62 | mg/L | Lab | ||
| Hydrogen Ion (pH) | 8.25 | Unitless (negative logarithm of H ion concentration) | Not Certifiable | Lab | |
| Hardness, Total | 223.0 | mg CaCO3/L | Lab | ||
| E. Coli | 175.0 | Colonies/100 ml | Lab | ||
| Chloride | 14.5 | mg/L | Lab | ||
| Alkalinity | 198.0 | mg CaCO3/L | Sample collected with head space | Lab | |
|
Sheldrake Creek at Lodi Covert Townline Rd. (SHCLC) |
Turbidity | 2.0 | NTU | Field blank failed marginally for turbidity (FB=0.15 NTU). Turbidity results may be biased high. Criterion is <0.1 NTU. | Lab |
| Total Phosphorus (as P) | 25.1 | ug/L | Lab | ||
| Temperature | 19.0 | C | Field | ||
| Specific Conductance | 429.0 | uS/cm | Field blank failed marginally for conductivity (FB=1.0 uS/cm). Conductivity results may be biased high. Criterion is <1.0 uS/cm. | Lab | |
| Soluble Reactive Phosphorus (as P) | 10.2 | ug/L | Exceeded 15 min. holding time for filtration | Lab | |
| Solids, Total Suspended | 1.0 | mg/L | non-detect | Lab | |
| Nitrate-+Nitrite-Nitrogen (as N) | 1.22 | mg/L | Lab | ||
| Hydrogen Ion (pH) | 8.25 | Unitless (negative logarithm of H ion concentration) | Not Certifiable | Lab | |
| Hardness, Total | 206.0 | mg CaCO3/L | Lab | ||
| E. Coli | 130.0 | Colonies/100 ml | Lab | ||
| Chloride | 15.0 | mg/L | Lab | ||
| Alkalinity | 188.0 | mg CaCO3/L | Sample collected with head space | Lab | |
|
Sheldrake Creek at Hall Rd. (SHCHP) |
Turbidity | 3.5 | NTU | Field blank failed marginally for turbidity (FB=0.15 NTU). Turbidity results may be biased high. Criterion is <0.1 NTU. | Lab |
| Total Phosphorus (as P) | 47.3 | ug/L | Lab | ||
| Temperature | 20.0 | C | Field | ||
| Specific Conductance | 495.0 | uS/cm | Field blank failed marginally for conductivity (FB=1.0 uS/cm). Conductivity results may be biased high. Criterion is <1.0 uS/cm. | Lab | |
| Soluble Reactive Phosphorus (as P) | 35.0 | ug/L | Exceeded 15 min. holding time for filtration | Lab | |
| Solids, Total Suspended | 2.67 | mg/L | Lab | ||
| Nitrate-+Nitrite-Nitrogen (as N) | 0.79 | mg/L | Lab | ||
| Hydrogen Ion (pH) | 8.5 | Unitless (negative logarithm of H ion concentration) | Not Certifiable | Lab | |
| Hardness, Total | 223.0 | mg CaCO3/L | Lab | ||
| E. Coli | 600.0 | Colonies/100 ml | Lab | ||
| Chloride | 20.2 | mg/L | Lab | ||
| Alkalinity | 212.0 | mg CaCO3/L | Sample collected with head space | Lab | |
|
Sheldrake Creek Mouth (SHCM) |
Turbidity | 1.1 | NTU | Field blank failed marginally for turbidity (FB=0.15 NTU). Turbidity results may be biased high. Criterion is <0.1 NTU. | Lab |
| Total Phosphorus (as P) | 17.1 | ug/L | Lab | ||
| Temperature | 18.0 | C | Field | ||
| Specific Conductance | 474.0 | uS/cm | Field blank failed marginally for conductivity (FB=1.0 uS/cm). Conductivity results may be biased high. Criterion is <1.0 uS/cm. | Lab | |
| Soluble Reactive Phosphorus (as P) | 12.7 | ug/L | Exceeded 15 min. holding time for filtration | Lab | |
| Solids, Total Suspended | 2.0 | mg/L | Lab | ||
| Nitrate-+Nitrite-Nitrogen (as N) | 0.75 | mg/L | Lab | ||
| Kjeldahl Nitrogen, Total (as N) | 0.21 | mg/L | Estimate | Lab | |
| Hydrogen Ion (pH) | 8.5 | Unitless (negative logarithm of H ion concentration) | Not Certifiable | Lab | |
| Hardness, Total | 220.0 | mg CaCO3/L | Lab | ||
| E. Coli | 60.0 | Colonies/100 ml | Lab | ||
| Chloride | 20.1 | mg/L | Lab | ||
| Alkalinity | 202.0 | mg CaCO3/L | Sample collected with head space | Lab |